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Mitsubishi Electric FR-A740-00023 Instruction Manual

Fr-a700 series
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Instruction Manual
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Product Checking and Parts Identification
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Terminal Connection Diagram
INVERTER
FR-A700

INSTRUCTION MANUAL

FR-A740-00023 to 12120-EC
OUTLINE
WIRING
PRECAUTIONS FOR USE
OF THE INVERTER
PARAMETERS
PROTECTIVE FUNCTIONS
PRECAUTIONS FOR
MAINTENANCE AND INSPECTION
SPECIFICATIONS
1
2
3
4
5
6
7

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  Summary of Contents for Mitsubishi Electric FR-A740-00023

  • Page 1: Instruction Manual

    INVERTER FR-A700 INSTRUCTION MANUAL FR-A740-00023 to 12120-EC OUTLINE WIRING PRECAUTIONS FOR USE OF THE INVERTER PARAMETERS PROTECTIVE FUNCTIONS PRECAUTIONS FOR MAINTENANCE AND INSPECTION SPECIFICATIONS...
  • Page 2 Thank you for choosing this Mitsubishi Inverter. This Instruction Manual provides instructions for advanced use of the FR-A700 series inverters. Incorrect handling might cause an unexpected fault. Before using the inverter, always read this instruction manual and the Installation Guideline [IB-0600256ENG] packed with the product carefully to use the equipment to its optimum. This section is specifically about safety matters CAUTION (2) Wiring...

  • Page 3: Table Of Contents

    CONTENTS OUTLINE Product checking and parts identification ............2 Inverter and peripheral devices ................3 1.2.1 Peripheral devices ........................4 Method of removal and reinstallation of the front cover........5 Installation of the inverter and enclosure design ..........7 1.4.1 Inverter installation environment....................
  • Page 4 2.5.7 Connection of power regeneration converter (MT-RC) (02160 or more) ........................47 2.5.8 Connection of the power factor improving DC reactor (FR-HEL) ..........47 PRECAUTIONS FOR USE OF THE INVERTER Noise and leakage currents ................50 3.1.1 Leakage currents and countermeasures ................. 50 3.1.2 Inverter-generated noises and their reduction techniques ............
  • Page 5 Torque control by real sensorless vector control, vector control ..... 113 4.5.1 Torque control ........................113 4.5.2 Setting procedure of real sensorless vector control (torque control) ........115 4.5.3 Setting procedure of vector control (torque control) ............116 4.5.4 Torque command (Pr. 803 to Pr. 806) .................. 117 4.5.5 Speed limit (Pr.
  • Page 6 4.11.3 Input compensation of multi-speed and remote setting (Pr. 28) ........... 164 4.11.4 Remote setting function (Pr. 59) ................... 164 4.12 Setting of acceleration/deceleration time and acceleration/deceleration pattern..............167 4.12.1 Setting of the acceleration and deceleration time (Pr. 7, Pr. 8, Pr. 20, Pr. 21, Pr.
  • Page 7 4.16.1 Speed display and speed setting (Pr. 37, Pr. 144, Pr. 505, Pr. 811) ........242 4.16.2 DU/PU, CA, AM terminal monitor display selection (Pr. 52, Pr. 54, Pr. 158, Pr. 170, Pr. 171, Pr. 268, Pr. 563, Pr. 564, Pr. 891) ................244 4.16.3 Reference of the terminal CA (analog current output) and AM (analog voltage output) (Pr.
  • Page 8 4.23 Selection of operation mode and operation location ........301 4.23.1 Operation mode selection (Pr. 79)..................301 4.23.2 Operation mode at power on (Pr. 79, Pr. 340) ..............309 4.23.3 Operation command source and speed command source during communication operation (Pr. 338, Pr. 339, Pr. 550, Pr. 551)..........310 4.24 Communication operation and setting ............
  • Page 9 4.30 Parameter copy and parameter verification ..........386 4.30.1 Parameter copy ........................386 4.30.2 Parameter verification......................387 4.31 Check and clear of the alarm history ............388 PROTECTIVE FUNCTIONS Reset method of protective function ............. 392 List of alarm display ..................393 Causes and corrective actions ...............
  • Page 10 6.2.2 Measurement of voltages and use of PT ................422 6.2.3 Measurement of currents....................... 423 6.2.4 Use of CT and transducer ..................... 423 6.2.5 Measurement of inverter input power factor ................423 6.2.6 Measurement of converter output voltage (across terminals P/+ - N/-) ......... 424 6.2.7 Insulation resistance test using megger ................

  • Page 11: Outline

    OUTLINE This chapter describes the basic "OUTLINE" for use of this product. Always read the instructions before using the equipment 1.1 Product checking and parts identification....2 1.2 Inverter and peripheral devices .......3 1.3 Method of removal and reinstallation of the front cover ...............5 1.4 Installation of the inverter and enclosure design ..7 <Abbreviations>...

  • Page 12: Product Checking And Parts Identification

    Product checking and parts identification 1.1 Product checking and parts identification Unpack the inverter and check the capacity plate on the front cover and the rating plate on the inverter side face to ensure that the product agrees with your order and the inverter is intact. •...

  • Page 13: Inverter And Peripheral Devices

    Inverter and peripheral devices 1.2 Inverter and peripheral devices USB connector Three-phase AC power supply A personal computer and an inverter can Use within the permissible power supply be connected with a USB (Ver1. 1) cable. specifications of the inverter. (Refer to page 426) Inverter (FR-A700) The life of the inverter is influenced by...

  • Page 14: Peripheral Devices

    400V class Breaker Selection Input Side Magnetic Contactor *2,4 Motor Output Applicable Inverter Type Reactor connection Reactor connection (kW) without with without with FR-A740-00023-EC 30AF 5A 30AF 5A S-N10 S-N10 0.75 FR-A740-00038-EC 30AF 5A 30AF 5A S-N10 S-N10 FR-A740-00052-EC 30AF 10A...

  • Page 15: Method Of Removal And Reinstallation Of The

    Method of removal and reinstallation of the front cover 1.3 Method of removal and reinstallation of the front cover •Removal of the operation panel 1) Loosen the two screws on the operation panel. 2) Push the left and right hooks of the operation panel (These screws cannot be removed.) and pull the operation panel toward you to remove.
  • Page 16 Method of removal and reinstallation of the front cover FR-A740-00770-EC or more • Removal 1) Remove installation screws on 2) Loosen the installation 3) Pull the front cover 2 toward you to remove the front cover 1 to remove the screws of the front cover 2.

  • Page 17: Installation Of The Inverter And Enclosure Design

    Installation of the inverter and enclosure design 1.4 Installation of the inverter and enclosure design When an inverter enclosure is to be designed and manufactured, heat generated by contained equipment, etc., the environment of an operating place, and others must be fully considered to determine the enclosure structure, size and equipment layout.
  • Page 18 Installation of the inverter and enclosure design (3) Dust, dirt, oil mist Dust and dirt will cause such faults as poor contact of contact points, reduced insulation or reduced cooling effect due to moisture absorption of accumulated dust and dirt, and in-enclosure temperature rise due to clogged filter. In the atmosphere where conductive powder floats, dust and dirt will cause such faults as malfunction, deteriorated insulation and short circuit in a short time.

  • Page 19: Cooling System Types For Inverter Enclosure

    Installation of the inverter and enclosure design 1.4.2 Cooling system types for inverter enclosure From the enclosure that contains the inverter, the heat of the inverter and other equipment (transformers, lamps, resistors, etc.) and the incoming heat such as direct sunlight must be dissipated to keep the in-enclosure temperature lower than the permissible temperatures of the in-enclosure equipment including the inverter.
  • Page 20 Installation of the inverter and enclosure design (2) Clearances around the inverter To ensure ease of heat dissipation and maintenance, leave at least the shown clearances around the inverter. At least the following clearances are required under the inverter as a wiring space, and above the inverter as a heat dissipation space. (front) Ambient temperature and humidity Clearances...

  • Page 21: Wiring

    WIRING This chapter describes the basic "WIRING" for use of this product. Always read the instructions before using the equipment 2.1 Wiring ..............12 2.2 Main circuit terminal specifications......14 2.3 Control circuit specifications........23 2.4 Connection of motor with encoder (vector control) .31 2.5 Connection of stand-alone option units ....37...

  • Page 22: Wiring

    Wiring 2.1 Wiring 2.1.1 Terminal connection diagram Source logic *1. DC reactor (FR-HEL) *7. A CN8 connector is provided with the Brake unit (Refer to page 43) Be sure to connect the DC reactor 02160 or more. Main circuit terminal (Option) supplied with the 01800 or more.

  • Page 23: Emc Filter

    Wiring 2.1.2 EMC filter This inverter is equipped with a built-in EMC filter (capacitive filter) and zero-phase reactor. Effective for reduction of air-propagated noise on the input side of the inverter. The EMC filter is factory-set to enable (ON). To disable it, fit the EMC filter ON/OFF connector to the OFF position. The input side zero-phase reactor, built-in the 01800 or less inverter, is always valid regardless of on/off of the EMC filter on/off connector.

  • Page 24: Main Circuit Terminal Specifications

    Main circuit terminal specifications 2.2 Main circuit terminal specifications 2.2.1 Specification of main circuit terminal Terminal Terminal Name Description Symbol R/L1, Connect to the commercial power supply. S/L2, AC power input Keep these terminals open when using the high power factor converter T/L3 (FR-HC and MT-HC) or power regeneration common converter (FR-CV).

  • Page 25: Terminal Arrangement Of The Main Circuit Terminal, Power Supply And The Motor Wiring

    Main circuit terminal specifications 2.2.2 Terminal arrangement of the main circuit terminal, power supply and the motor wiring. 400V class FR-A740-00023 to 00126-EC FR-A740-00170, 00250-EC Jumper Screw size (M4) Charge lamp R/L1 S/L2 T/L3 Jumper R1/L11 S1/L21 P/+ PR Jumper...
  • Page 26 Main circuit terminal specifications FR-A740-02160, 02600-EC FR-A740-03250, 03610-EC R1/L11 S1/L21 Screw size (M4) Charge lamp Jumper R1/L11 S1/L21 Screw size (M4) Charge lamp Screw size (M10) Jumper R/L1 S/L2 T/L3 N/- Screw size(M10) Screw size (M10) R/L1 S/L2 T/L3 Power supply Motor Screw size (M12) DC reactor...
  • Page 27 Main circuit terminal specifications CAUTION · The power supply cables must be connected to R/L1, S/L2, T/L3. Never connect the power cable to the U, V, W of the inverter. Doing so will damage the inverter. (Phase sequence needs not to be matched.) ·...

  • Page 28: Cables And Wiring Length

    U, V, W P/+, P1 (Ground) U, V, W U, V, W (Ground) S/L2, S/L2, S/L2, S/L2, Cable Cable T/L3 T/L3 T/L3 T/L3 FR-A740-00023 to 00126-EC FR-A740-00170-EC FR-A740-00250-EC 5.5-4 5.5-4 FR-A740-00310-EC 5.5-5 5.5-5 FR-A740-00380-EC FR-A740-00470-EC 14-6 FR-A740-00620-EC 14-6 14-6 FR-A740-00770-EC...
  • Page 29 Main circuit terminal specifications (2) Notes on earthing (grounding) Always earth (ground) the motor and inverter. 1)Purpose of earthing (grounding) Generally, an electrical apparatus has an earth (ground) terminal, which must be connected to the ground before use. An electrical circuit is usually insulated by an insulating material and encased. However, it is impossible to manufacture an insulating material that can shut off a leakage current completely, and actually, a slight current flow into the case.
  • Page 30 Main circuit terminal specifications (3) Total wiring length The overall wiring length for connection of a single motor or multiple motors should be within the value in the table below. (The wiring length should be 100m maximum for vector control.) Pr.

  • Page 31: When Connecting The Control Circuit And The Main Circuit Separately To The Power Supply (Separate Power)

    R1/L11 and S1/L21 of the control circuit to the T/L3 primary side of the MC. R1/L11 S1/L21 Remove the jumper • FR-A740-00023 to 00126 1) Loosen the upper screws. 2) Remove the lower screws. 3) Remove the jumper 4) Connect the separate power supply cable for the control circuit to the lower terminals (R1/L11, S1/L21).
  • Page 32 Main circuit terminal specifications • FR-A740-00310 or more 1) Remove the upper screws. 2) Remove the lower screws. L21 Power supply 3) Pull the jumper toward you to terminal block remove. for the control circuit Power supply terminal block 4) Connect the separate power supply for the control circuit R/L1S/L2 T/L3 cable for the control circuit to the...

  • Page 33: Control Circuit Specifications

    Control circuit specifications 2.3 Control circuit specifications 2.3.1 Control circuit terminals indicates that terminal functions can be selected using Pr. 178 to Pr. 196 (I/O terminal function selection) (Refer to page 222.) (1) Input signals Terminal Terminal Rated Refer to Description Symbol Name...
  • Page 34 Control circuit specifications Terminal Terminal Rated Refer to Description Symbol Name Specifications page 10VDC±0.4V Permissible load When connecting the frequency setting potentiometer at an initial Frequency current 10mA status, connect it to terminal 10. setting power Change the input specifications of terminal 2 when connecting it 5.2VDC±0.2V supply to terminal 10E.
  • Page 35 Control circuit specifications Terminal Terminal Rated Refer to Description Symbol Name Specifications page Switched low when the inverter output frequency is equal to or Inverter higher than the starting frequency (initial value 0.5Hz). Switched running high during stop or DC injection brake operation. Switched low when the output frequency reaches within the range of Up to...

  • Page 36: Changing The Control Logic

    Control circuit specifications 2.3.2 Changing the control logic The input signals are set to source logic (SOURCE) when shipped from the factory. To change the control logic, the jumper connector on the control circuit terminal block must be moved to the other position.
  • Page 37 Control circuit specifications Sink logic and source logic ⋅ In sink logic, a signal switches on when a current flows from the corresponding signal input terminal. Terminal SD is common to the contact input signals. Terminal SE is common to the open collector output signals. ⋅...

  • Page 38: Control Circuit Terminal Layout

    Control circuit specifications 2.3.3 Control circuit terminal layout CA SD PC STOP RES STF STR PC FU MRS JOG CS (1) Wiring method Loosen the terminal screw and insert the cable into the terminal. Screw Size: M3 Tightening Torque: 0.5N·m to 0.6N·m Cable stripping size Cable size: 0.3mm to 0.75mm...

  • Page 39: Wiring Instructions

    Control circuit specifications 2.3.4 Wiring instructions Terminals 5, PC and SE are common to the I/O signals and isolated from each other. Do not earth (ground). Avoid connecting the terminal PC and 5 and the terminal SE and 5. Use shielded or twisted cables for connection to the control circuit terminals and run them away from the main and power circuits (including the 200V relay sequence circuit).

  • Page 40: When Connecting The Operation Panel Using A Connection Cable

    Control circuit specifications 2.3.5 When connecting the operation panel using a connection cable When connecting the operation panel (FR-DU07) to the inverter using a cable, the operation panel can be mounted on the enclosure surface and operationality improves. Parameter unit connection cable (FR-CB2 )(option) Operation panel(FR-DU07)

  • Page 41: Connection Of Motor With Encoder (Vector Control)

    Connection of motor with encoder (vector control) 2.4 Connection of motor with encoder (vector control) Orientation control and encoder feedback control, and speed control, torque control and position control by full-scale vector control operation can be performed using a motor with encoder and a plug-in option FR-A7AP. (1) Structure of the FR-A7AP Mounting Front view...
  • Page 42 Connection of motor with encoder (vector control) (3) Switches of the FR-A7AP • Encoder specification selection switch (SW1) Differential line Select either differential line driver or complementary driver (initial status) It is initially set to the differential line driver. Switch its position according to output circuit.
  • Page 43 Connection of motor with encoder (vector control) (4) Encoder Cable SF-JR Motor with Encoder FR-A700 F-DPEVSB 12P 0.2mm MS3057-12A (FR-A7AP) Encoder Approx. 140mm Earth cable Positioning keyway 60mm MS3106B20-29S Type Length L (m) FR-JCBL5 FR-JCBL15 FR-JCBL30 MS3106B20-29S (As viewed from wiring side) * As the terminal block of the FR-A7AP is an insertion type, earth cables need to be modified.

  • Page 44: Speed Control

    Connection of motor with encoder (vector control) (5) Wiring • Speed control Vector control dedicated motor, Standard motor with encoder (SF-JR), 5V differential line driver 12V complimentary SF-JR motor MCCB with encoder Inverter R/L1 Inverter Three-phase S/L2 AC power supply T/L3 Earth Earth...
  • Page 45 Connection of motor with encoder (vector control) • Position control Vector control dedicated motor, 12V complimentary MCCB Positioning unit R/L1 MELSEQ-Q QD75P1 Inverter Three-phase AC S/L2 power supply T/L3 Earth (ground) STOP Forward stroke end FR-A7AP Reverse stroke end Pre-excitation/servo on LX * Clear signal CLEAR...

  • Page 46: Initial Setting

    Connection of motor with encoder (vector control) (6) Instructions for encoder cable wiring • Use twisted pair shield cables (0.2mm or larger) to connect the FR-A7AP and position detector. Cables to terminals PG and SD should be connected in paralell or be larger in size according to the cable length. To protect the cables from noise, run them away from any source of noise (e.g.

  • Page 47: Connection Of Stand-Alone Option Units

    2. The jumper across terminals PR-PX (00250 or less) must be disconnected before connecting the dedicated brake resistor. Doing so may damage the inverter. FR-A740-00023 to 00126 1) Remove the screws in terminals PR and PX and remove the jumper.
  • Page 48 Connection of stand-alone option units FR-A740-00170, 00250 1) Remove the screws in terminals PR and PX and remove the jumper. 2) Connect the brake resistor across terminals P/+ and PR. (The jumper should remain disconnected.) 1) Removal of Jumper 2) Connection of Brake Resistor Terminal P/+ Terminal PR Terminal PR...
  • Page 49 Connection of stand-alone option units When the regenerative brake transistor is damaged, the following sequence is recommended to prevent overheat and burnout of the brake resistor. Thermal High-duty Thermal High-duty <Example 2> relay brake resistor relay brake resistor <Example 1> Inverter (OCR)(*2) (FR-ABR)

  • Page 50: Connection Of The Brake Unit (Fr-Bu2)

    Connection of stand-alone option units 2.5.2 Connection of the brake unit (FR-BU2) Connect the brake unit (FR-BU2) as shown below to improve the braking capability at deceleration. (1) Connection example with the GRZG type brake resitor GRZG type brake resistor MCCB Motor R/L1...
  • Page 51 Connection of stand-alone option units (2) FR-BR-(H) connection example with resistor unit FR-BR MCCB Motor R/L1 Three phase AC S/L2 power supply T/L3 FR-BU2 Inverter 5m or less Connect the inverter terminals (P/+, N/-) and brake unit (FR-BU2) terminals so that their terminal names match with each other. (Incorrect connection will damage the inverter and brake unit.) When the power supply is 400V class, install a step-down transformer.

  • Page 52: Connection Of The Brake Unit (Fr-Bu/Mt-Bu5)

    Connection of stand-alone option units 2.5.3 Connection of the brake unit (FR-BU/MT-BU5) When connecting the brake unit (FR-BU(H)/MT-BU5) to improve the brake capability at deceleration, make connection as shown below. (1) Connection with the FR-BU (01800 or less) FR-BR MCCB Motor R/L1 Three-phase AC...
  • Page 53 Connection of stand-alone option units (2) Connection with the MT-BU5 (02160 or more) After making sure that the MT-BU5 is properly connected, set the following parameters. Pr. 30 Regenerative function selection = "1" Pr. 70 Special regenerative brake duty = "10%" (Refer to page 198) MCCB Motor R/L1...

  • Page 54: Connection Of The Brake Unit (Bu Type)

    Connection of stand-alone option units 2.5.4 Connection of the brake unit (BU type) Connect the brake unit (BU type) correctly as shown below. Incorrect connection will damage the inverter. Remove the jumper across terminals HB-PC and terminals TB-HC of the brake unit and fit it to across terminals PC-TB. MCCB Inverter Motor...
  • Page 55 Connection of stand-alone option units (2) Connection with the MT-HC (02160 or more) MT-HCL01 MT-HCB MT-HCL02 MT-HC Inverter MCCB Motor Three-phase R/L1 AC power S/L2 supply T/L3 R1 S1 MT-HCTR Insulated transformer Remove the jumper across terminals R/L1 - R1/L11, S/L2 - S1/L21 of the inverter, and connect the control circuit power supply to the R1/L11 and S1/L21 terminals.

  • Page 56: Connection Of The Power Regeneration Common Converter (Fr-Cv) (01800 Or Less)

    Connection of stand-alone option units 2.5.6 Connection of the power regeneration common converter (FR-CV) (01800 or less) When connecting the power regeneration common converter (FR-CV), make connection so that the inverter terminals (P/+, N/-) and the terminal symbols of the power regeneration common converter (FR-CV) are the same. After making sure that the wiring is correct, set "2"...

  • Page 57: Connection Of Power Regeneration Converter (Mt-Rc) (02160 Or More)

    Connection of stand-alone option units 2.5.7 Connection of power regeneration converter (MT-RC) (02160 or more) When connecting a power regeneration converter (MT-RC), perform wiring securely as shown below. Incorrect connection will damage the regeneration converter and inverter. After connecting securely, set "1" in Pr.
  • Page 58 MEMO...

  • Page 59: Precautions For Use Of The Inverter

    PRECAUTIONS FOR USE OF THE INVERTER This chapter explains the "PRECAUTIONS FOR USE OF THE INVERTER" for use of this product. Always read the instructions before using the equipment 3.1 Noise and leakage currents........50 3.2 Installation of a reactor ..........55 3.3 Power-off and magnetic contactor (MC)....56 3.4 Inverter-driven 400V class motor ......57 3.5 Precautions for use of the inverter ......58...

  • Page 60: Noise And Leakage Currents

    Noise and leakage currents 3.1 Noise and leakage currents 3.1.1 Leakage currents and countermeasures Capacitances exist between the inverter I/O cables, other cables and earth and in the motor, through which a leakage current flows. Since its value depends on the capacitances, carrier frequency, etc., low acoustic noise operation at the increased carrier frequency of the inverter will increase the leakage current.
  • Page 61 Noise and leakage currents (3) Selection of rated sensitivity current of earth (ground) leakage breaker When using the earth (ground) leakage circuit breaker with the inverter circuit, select its rated sensitivity current as follows, independently of the PWM carrier frequency: ⋅...

  • Page 62: Inverter-Generated Noises And Their Reduction Techniques

    Noise and leakage currents 3.1.2 Inverter-generated noises and their reduction techniques Some noises enter the inverter to malfunction it and others are radiated by the inverter to malfunction peripheral devices. Though the inverter is designed to be insusceptible to noises, it handles low-level signals, so it requires the following basic techniques.
  • Page 63 Noise and leakage currents Noise Propagation Measures Path When devices that handle low-level signals and are liable to malfunction due to noises, e.g. instruments, receivers and sensors, are contained in the enclosure that contains the inverter or when their signal cables are run near the inverter, the devices may be malfunctioned by air-propagated noises.

  • Page 64: Power Supply Harmonics

    Noise and leakage currents 3.1.3 Power supply harmonics The inverter may generate power supply harmonics from its converter circuit to affect the power generator, power capacitor etc. Power supply harmonics are different from noise and leakage currents in source, frequency band and transmission path.

  • Page 65: Installation Of A Reactor

    Installation of a reactor 3.2 Installation of a reactor When the inverter is connected near a large-capacity power transformer (1000kVA or more) or when a power capacitor is to be switched over, an excessive peak current may flow in the power input circuit, damaging the converter circuit. To prevent this, always install the optional AC reactor (FR-HAL) AC reactor Inverter...

  • Page 66: Power-Off And Magnetic Contactor (Mc)

    Power-off and magnetic contactor (MC) 3.3 Power-off and magnetic contactor (MC) (1) Inverter input side magnetic contactor (MC) On the inverter input side, it is recommended to provide an MC for the following purposes. Refer to page 4 for selection.) 1) To release the inverter from the power supply when the inverter's protective function is activated or when the drive is not functioning (e.g.

  • Page 67: Inverter-Driven 400V Class Motor

    Inverter-driven 400V class motor 3.4 Inverter-driven 400V class motor In the PWM type inverter, a surge voltage attributable to wiring constants is generated at the motor terminals. Especially for a 400V class motor, the surge voltage may deteriorate the insulation. When the 400V class motor is driven by the inverter, consider the following measures: Measures It is recommended to take either of the following measures:...

  • Page 68: Precautions For Use Of The Inverter

    Precautions for use of the inverter 3.5 Precautions for use of the inverter The FR-A700 series is a highly reliable product, but incorrect peripheral circuit making or operation/handling method may shorten the product life or damage the product. Before starting operation, always recheck the following items. (1) Use crimping terminals with insulation sleeve to wire the power supply and motor.
  • Page 69 Precautions for use of the inverter (14) If the machine must not be restarted when power is restored after a power failure, provide a magnetic contactor in the inverter's input side and also make up a sequence which will not switch on the start signal. If the start signal (start switch) remains on after a power failure, the inverter will automatically restart as soon as the power is restored.
  • Page 70 MEMO...

  • Page 71: Parameters

    4 PARAMETERS This chapter explains the "PARAMETERS" for use of this product. Always read this instructions before use. The abbreviations in the explanations below are as follows: ...V/F control, ...Advanced magnetic flux vector control, Magnetic flux Magnetic flux Magnetic flux ...Real sensorless vector control Sensorless Sensorless...

  • Page 72: Operation Panel (Fr-Du07)

    Operation panel (FR-DU07) 4.1 Operation panel (FR-DU07) 4.1.1 Parts of the operation panel (FR-DU07) Operation mode indication PU: Lit to indicate PU operation mode. EXT: Lit to indicate external operation mode. NET: Lit to indicate network operation mode. Rotation direction indication FWD: Lit during forward rotation REV: Lit during reverse rotation Forward/reverse operation...

  • Page 73: Basic Operation (Factory Setting)

    Operation panel (FR-DU07) 4.1.2 Basic operation (factory setting) Operation mode switchover At powering on (external operation mode) PU Jog operation mode (Refer to page 64) (Example) Value change and frequency flicker. PU operation mode Frequency setting has been (output frequency monitor) written and completed!! Output current monitor Output voltage monitor...

  • Page 74: Change The Parameter Setting Value

    Operation panel (FR-DU07) 4.1.3 Change the parameter setting value Changing example Change the Pr. 1 Maximum frequency . Operation Display Screen at powering on The monitor display appears. PU indication is lit. Press to choose the PU operation mode. The parameter Press to choose the parameter number read...

  • Page 75: Parameter List

    Parameter List 4.2 Parameter List 4.2.1 Parameter list For simple variable-speed operation of the inverter, the initial setting of the parameters may be used as they are. Set the necessary parameters to meet the load and operational specifications. Parameter setting, change and check can be made from the operation panel (FR-DU07).
  • Page 76 Parameter List Minimum Refer Func- Customer Parameter Name Setting Range Setting Initial Value tion Setting Increments Page Up-to-frequency sensitivity 0 to 100% 0.1% Output frequency detection 0 to 400Hz 0.01Hz Output frequency detection for reverse 0 to 400Hz, 9999 0.01Hz 9999 rotation Second acceleration/deceleration time...
  • Page 77 Parameter List Minimum Refer Func- Customer Parameter Name Setting Range Setting Initial Value tion Setting Increments Page 140, 0.4 to 55kW, 9999/ Motor capacity 0.01/0.1kW 9999 0 to 3600kW, 9999 140, 2, 4, 6, 8, 10, 12, 14, 16, Number of motor poles 9999 18, 20, 9999 0.01/0.1A...
  • Page 78 Parameter List Minimum Refer Func- Customer Parameter Name Setting Range Setting Initial Value tion Setting Increments Page PID control automatic switchover 0.01Hz 9999 0 to 400Hz, 9999 frequency 10, 11, 20, 21, 50, 51, 60, PID action selection 61, 70, 71, 80, 81, 90, 91, 100, 101 0.1% 100%...
  • Page 79 Parameter List Minimum Refer Func- Customer Parameter Name Setting Range Setting Initial Value tion Setting Increments Page ⎯ Parameter for manufacturer setting. Do not set. ⎯ 9999 Watt-hour meter clear 0, 10, 9999 9999 Operation hour meter clear 0, 9999 User group registered display/batch 9999, (0 to 16) clear...
  • Page 80 Parameter List Minimum Refer Func- Customer Parameter Name Setting Range Setting Initial Value tion Setting Increments Page 0.01% 9999 Rated slip 0 to 50%, 9999 0.01s 0.5s Slip compensation time constant 0.01 to 10s Constant-power range slip 9999 0, 9999 compensation selection 0 to 100s,1000 to 1100s ⎯...
  • Page 81 Parameter List Minimum Refer Func- Customer Parameter Name Setting Range Setting Initial Value tion Setting Increments Page 0.01Hz Brake opening frequency 0 to 30Hz Brake opening current 0 to 220% 0.1% 130% 0.1s 0.3s Brake opening current detection time 0 to 2s Brake operation time at start 0 to 5s 0.1s...
  • Page 82 Parameter List Minimum Refer Func- Customer Parameter Name Setting Range Setting Initial Value tion Setting Increments Page 9999 Stop position command selection 0, 1, 9999 0.01Hz Orientation speed 0 to 30Hz 0.01Hz 0.5Hz Creep speed 0 to 10Hz Creep switchover position 0 to 16383 Position loop switchover position 0 to 8191...
  • Page 83 Parameter List Minimum Refer Func- Customer Parameter Name Setting Range Setting Initial Value tion Setting Increments Page 126, Position command source selection Command pulse scaling factor 0 to 32767 numerator Command pulse scaling factor 0 to 32767 denominator Position loop gain 0 to 150s Position feed forward gain 0 to 100%...
  • Page 84 Parameter List Minimum Refer Func- Customer Parameter Name Setting Range Setting Initial Value tion Setting Increments Page Digital position control sudden stop 0 to 360.0s 0.1s deceleration time First position feed amount lower 4 digits 0 to 9999 First position feed amount upper 4 digits 0 to 9999 Second position feed amount lower 4 digits 0 to 9999 Second position feed amount upper 4 digits 0 to 9999...
  • Page 85 Parameter List Minimum Refer Func- Customer Parameter Name Setting Range Setting Initial Value tion Setting Increments Page S-pattern time at a start of acceleration 0.1 to 2.5s 0.1s 0.1s S-pattern time at a completion of 0.1s 0.1s 0.1 to 2.5s acceleration 0.1s 0.1s...
  • Page 86 Parameter List Minimum Refer Func- Customer Parameter Name Setting Range Setting Initial Value tion Setting Increments Page Constant power range torque 0, 1 characteristic selection Torque command source selection 0, 1, 3 to 6 1000% Torque command value (RAM) 600 to 1400% Torque command value 1000% 600 to 1400%...
  • Page 87 Parameter List Minimum Refer Func- Customer Parameter Name Setting Range Setting Initial Value tion Setting Increments Page 0.1% 100% Analog input off set adjustment 0 to 200% Control operation selection 0, 1 Speed deviation time 0 to 100s 0.1s 100% Excitation ratio 0 to 100% Terminal 4 function assignment...
  • Page 88 Parameter List Minimum Refer Func- Customer Parameter Name Setting Range Setting Initial Value tion Setting Increments Page Cumulative power monitor digit shifted 9999 0 to 4, 9999 times 0.1% 100% Load factor 30 to 150% Inverter 0.01/ Energy saving monitor reference 0.1 to 55/0 to 3600kW rated 0.1kW...
  • Page 89 Parameter List Minimum Refer Func- Customer Parameter Name Setting Range Setting Initial Value tion Setting Increments Page Pr. CL Parameter clear 0, 1 ALLC All parameter clear 0, 1 Er.CL Alarm history clear 0, 1 PCPY Parameter copy 0, 1, 2, 3 Differ according to capacities.
  • Page 90 Parameters according to purposes Control mode 4.3.1 What is vector control?..........................84 4.3.2 Change the control method (Pr. 80, Pr. 81, Pr. 451, Pr. 800) ..............87 Speed control by real sensorless vector control, vector control 4.4.1 Setting procedure of real sensorless vector control (speed control) ............92 4.4.2 Setting procedure of vector control (speed control) ...................
  • Page 91 4.12.3 Acceleration/deceleration pattern (Pr. 29, Pr. 140 to Pr. 143, Pr. 380 to Pr. 383, Pr. 516 to Pr. 519)............................. 170 4.12.4 Shortest acceleraiton/deceleration and optimum acceleration/deceleration (automatic acceleration/deceleration) (Pr. 61 to Pr. 63, Pr. 292, Pr. 293) ..........173 4.13 Selection and protection of a motor 4.13.1 Motor protection from overheat (Electronic thermal relay function) (Pr.
  • Page 92 4.21.3 Analog input compensation (Pr. 73, Pr. 242, Pr. 243, Pr. 252, Pr. 253) ........... 278 4.21.4 Response level of analog input and noise elimination (Pr. 74, Pr. 822, Pr. 826, Pr. 832, Pr. 836, Pr. 849) .................. 280 4.21.5 Bias and gain of frequency setting voltage (current) (Pr.

  • Page 93: Control Mode

    Control mode Control mode V/F control (initial setting), advanced magnetic flux vector control, real sensorless vector control and vector control are available with this inverter. V/F Control ⋅ It controls frequency and voltage so that the ratio of frequency (F) to voltage (V) is constant when changing frequency. Advanced magnetic flux vector control ⋅...

  • Page 94: What Is Vector Control

    Control mode 4.3.1 What is vector control? Vector control is one of the control techniques for driving an induction motor. To help explain vector control, the fundamental equivalent circuit of an induction motor is shown below: r1 : Primary resistance r2 : Secondary resistance : Primary leakage inductance : Secondary leakage inductance...
  • Page 95 Control mode Block diagram of real sensorless vector control modulation magnetic pre-excitation φ 2 flux current output control control voltage conversion torque ω ω 0 speed current control control ω FB ω 0 ω FB ω s current conversion slip calculation φ...
  • Page 96 Control mode (1) Speed control Speed control operation is performed to zero the difference between the speed command (ω*) and actual rotation detection value (ωFB). At this time, the motor load is found and its result is transferred to the torque current controller as a torque current command (iq*).

  • Page 97: Change The Control Method (Pr. 80, Pr. 81, Pr. 451, Pr. 800)

    Control mode 4.3.2 Change the control method (Pr. 80, Pr. 81, Pr. 451, Pr. 800) Set when selecting the advanced magnetic flux vector control, real sensorless vector control or vector control. Select a control mode from speed control mode, torque control mode and position control mode under real sensorless vector control or vector control.
  • Page 98 Control mode Vector control test operation (Pr. 800 = "9") ⋅ Speed control test operation can be performed even when the motor is not connected. The speed calculation value changes to track the speed command and the transition can be checked with the operation panel and analog signal output at CA and AM.
  • Page 99 Control mode Switching the control method from the external terminal (MC signal) ⋅ When "12 (2)" is set in Pr. 800 (Pr. 451 ), speed control is selected when the control mode switching signal (MC) is off, and torque control is selected when the signal is off under real sensorless vector control and vector control. Switching between speed control and torque control is always enabled.
  • Page 100 Control mode Terminal 4 function according to control Real Sensorless Vector Control (Pr. 800 = 12), Vector Control (Pr. 800 = 2) Pr. 858 Setting Speed control (MC signal-OFF) Torque control (MC signal-ON) 0 (initial value) Speed command (AU signal-ON) Speed limit (AU signal-ON) Magnetic flux command Magnetic flux command...

  • Page 101: Speed Control By Real Sensorless Vector Control, Vector Control

    Speed control by real sensorless vector control, vector control 4.4 Speed control by real sensorless vector control, vector control Purpose Parameter that should be Set Refer to Page Pr. 22, Pr. 803, Pr. 810, To perform torque limit during speed control Torque limit Pr.

  • Page 102: Setting Procedure Of Real Sensorless Vector Control (Speed Control)

    Speed control by real sensorless vector control, vector control 4.4.1 Setting procedure of real sensorless vector control (speed control) Sensorless Sensorless Sensorless Perform secure wiring. (Refer to page 12.) Set the motor. (Pr. 71) (Refer to page 179.) Set "3" (standard motor) or "13" (constant torque motor) in Pr. 71 Applied motor.

  • Page 103: Setting Procedure Of Vector Control (Speed Control)

    Speed control by real sensorless vector control, vector control 4.4.2 Setting procedure of vector control (speed control) Vector Vector Vector Perform secure wiring. (Refer to page 34.) Mount the FR-A7AP. Set the motor and encoder. (Pr. 71, Pr. 359, Pr. 369) Set Pr.

  • Page 104: Torque Limit Level Setting For Speed Control (Pr. 22, Pr. 803, Pr. 810 To Pr. 817, Pr. 858, Pr. 868, Pr. 874)

    Speed control by real sensorless vector control, vector control 4.4.3 Torque limit level setting for speed control (Pr. 22, Pr. 803, Pr. 810 to Pr. 817, Pr. 858, Pr. 868, Pr. 874) Sensorless Sensorless Sensorless Vector Vector Vector This function limits the output torque to the predetermined value during speed control under real sensorless vector control or vector control.
  • Page 105 Speed control by real sensorless vector control, vector control (1) Torque limit block diagram <Vector control> Torque limit Iq current control Speed control Speed command + Encoder (2) Selection of torque limit input method (Pr. 810) ⋅ Set Pr. 810 Torque limit input method selection to select the method to limit output torque during speed control. Torque limit by parameter setting is initially set.
  • Page 106 Speed control by real sensorless vector control, vector control Terminal 1, 4 function according to control ( ⎯ : without function) Real Sensorless Vector Control (Speed Control) Pr. 858 Setting Pr. 868 Setting Terminal 4 function Terminal 1 function Speed setting auxiliary (initial value) Magnetic flux command ⎯...
  • Page 107 Speed control by real sensorless vector control, vector control (6) Set a torque limit value during acceleration and deceleration individually (Pr. 816, Pr. 817 ) ⋅ You can set torque limit during acceleration and deceleration individually. The following chart shows torque limit according to the settings of Pr. 816 Torque limit level during acceleration and Pr. 817 Torque limit level during deceleration.
  • Page 108 Speed control by real sensorless vector control, vector control (9) Alarm stop when torque limit is activated (Pr. 874 ) ⋅ This function can make an alarm stop if the torque limit is Torque activated to stall the motor. ⋅ The motor stalls if the torque limit is activated under a high load applied during speed control or position control.

  • Page 109: To Perform High Accuracy/Fast Response Operation (Gain Adjustment Of Real Sensorless Vector Control And Vector Control) (Pr. 818 To Pr. 821, Pr. 830, Pr. 831, Pr. 880)

    Speed control by real sensorless vector control, vector control 4.4.4 To perform high accuracy/fast response operation (gain adjustment of real sensorless vector control and vector control) (Pr. 818 to Pr. 821, Pr. 830, Pr. 831, Pr. 880) Sensorless Sensorless Sensorless Vector Vector Vector...
  • Page 110 Speed control by real sensorless vector control, vector control (2) Easy gain tuning execution procedure (Pr. 819 = "1" load inertia ratio automatic estimation) Easy gain tuning (load inertia ratio automatic estimation) is valid only in the speed control or Pr.
  • Page 111 Speed control by real sensorless vector control, vector control (4) Parameters automatically set by easy gain tuning The following table indicates the relationship between easy gain tuning function and gain adjustment parameter. Easy Gain Tuning Selection (Pr. 819 ) Setting a) Inertia estimation result (RAM) by easy gain tuning is dispayed.
  • Page 112 Speed control by real sensorless vector control, vector control (5) Manual input speed control gain adjustment · Make adjustment when any of such phenomena as unusual machine vibration/noise, low response level and overshoot has occurred. Proportional gain · Pr. 820 Speed control P gain 1 = "60%" (initial value) is equivalent to 120rad/s (speed responce of the motor alone).
  • Page 113 Speed control by real sensorless vector control, vector control (6) When using a multi-pole motor (8 poles or more) Specially when using a multi-pole motor with more than 8 poles under real sensorless vector control or vector control, adjust Pr. 820 Speed control P gain 1 and Pr. 824 Torque control P gain 1 according to the motor referring to the following methods.
  • Page 114 Speed control by real sensorless vector control, vector control (8) Troubleshooting (speed) Phenomenon Cause Countermeasures (1) The motor wiring is wrong (1) Wiring check Select V/F control (set "9999" in Pr. 80 or Pr. 81 ) and check the rotation direction of the motor. For the SF-V5RU, set "340V"...
  • Page 115 Speed control by real sensorless vector control, vector control Phenomenon Cause Countermeasures (1) The speed command varies. (1) -1 Check that a correct speed command comes from the command device. (Take measures against noises.) (1) -2 Decrease Pr. 72 PWM frequency selection. (1) -3 Increase Pr.

  • Page 116: Speed Feed Forward Control, Model Adaptive Speed Control (Pr. 828, Pr. 877 To Pr. 881)

    Speed control by real sensorless vector control, vector control 4.4.5 Speed feed forward control, model adaptive speed control (Pr. 828, Pr. 877 to Pr. 881) Sensorless Sensorless Sensorless Vector Vector Vector By making parameter setting, select the speed feed forward control or model adaptive speed control. The speed feed forward control enhances the trackability of the motor in response to a speed command change.
  • Page 117 Speed control by real sensorless vector control, vector control (2) Speed feed forward control (Pr. 877 = "1") ⋅ Calculate required torque in responce to the acceleration/deceleration command for the inertia ratio set in Pr. 880 and generate torque immediately. ⋅...

  • Page 118: Torque Biases (Pr. 840 To Pr. 848)

    Speed control by real sensorless vector control, vector control 4.4.6 Torque biases (Pr. 840 to Pr. 848) Vector Vector Vector This function accelerates the rise of the torque at a start. Adjust the torque at a motor start using the contact signals or analog signals .
  • Page 119 Speed control by real sensorless vector control, vector control (2) Setting torque bias amount with the contact input (Pr. 840 = "0") ⋅ Select the torque bias amount in the table below according to the combination of contact signals. ⋅ Set "42" in Pr. 178 to Pr. 189 (input terminal function selection) for the terminal used for X42 signal input and set "43" for the terminal used for X43 signal input to assign functions.
  • Page 120 Speed control by real sensorless vector control, vector control (4) Setting torque bias amount with terminal 1 (Pr. 840 = "3") ⋅ C16 Terminal 1 bias command (torque/magnetic flux), C17 Terminal 1 bias (torque/magnetic flux), C18 Terminal 1 gain command (torque/magnetic flux), C19 Terminal 1 gain (torque/magnetic flux), and Pr. 846 Torque bias balance compensation can be set automatically according to the load.

  • Page 121: Prevent The Motor From Overrunning (Pr. 285, Pr. 853, Pr. 873)

    Speed control by real sensorless vector control, vector control 4.4.7 Prevent the motor from overrunning (Pr. 285, Pr. 853, Pr. 873) Vector Vector Vector This function prevents the motor from overrunning when the load torque is too large and incorrect number of encoder is set.

  • Page 122: Notch Filter (Pr. 862, Pr. 863)

    Speed control by real sensorless vector control, vector control 4.4.8 Notch filter (Pr. 862, Pr. 863) Sensorless Sensorless Sensorless Vector Vector Vector You can reduce the response level of speed control in the resonance frequency band of the mechanical system to avoid mechanical resonance.

  • Page 123: Torque Control By Real Sensorless Vector Control, Vector Control

    Torque control by real sensorless vector control, vector control 4.5 Torque control by real sensorless vector control, vector control Purpose Parameter that must be Set Refer to Page Selection of torque command source and setting of torque Torque command Pr. 803 to Pr. 806 command value Prevent the motor overspeed Speed limit...
  • Page 124 Torque control by real sensorless vector control, vector control (2) Operation example (when Pr. 804 = "0") Torque control is enabled if the actual speed is less than the speed limit value. When the actual speed reaches or exceeds the speed limit value, speed limit operation starts, torque control is stopped, and speed control (proportional control) starts.

  • Page 125: Setting Procedure Of Real Sensorless Vector Control (Torque Control)

    Torque control by real sensorless vector control, vector control 4.5.2 Setting procedure of real sensorless vector control (torque control) Sensorless Sensorless Sensorless Perform secure wiring. (Refer to page 12.) Set the motor. (Pr. 71) (Refer to page 179.) Set "3" (standard motor) or "13" (constant torque motor) in Pr. 71 Applied motor.

  • Page 126: Setting Procedure Of Vector Control (Torque Control)

    Torque control by real sensorless vector control, vector control 4.5.3 Setting procedure of vector control (torque control) Vector Vector Vector Perform secure wiring. (Refer to page 34.) Mount the FR-A7AP. Set the motor and encoder. (Pr. 71, Pr. 359, Pr. 369) Set Pr.

  • Page 127: Torque Command (Pr. 803 To Pr. 806)

    Torque control by real sensorless vector control, vector control 4.5.4 Torque command (Pr. 803 to Pr. 806) Sensorless Sensorless Sensorless Vector Vector Vector Torque command source for torque control can be selected. Parameter Initial Setting Name Description Number Value Range Constant motor output Constant power range Select the torque command in the...
  • Page 128 Torque control by real sensorless vector control, vector control (3) Torque command using parameters (Pr. 804 = "1") ⋅ Torque command value can be set by setting Pr. 805 Torque command value Torque command value (RAM) or Pr. 806 Torque command value (RAM,EEPROM) .

  • Page 129: Speed Limit (Pr. 807 To Pr. 809)

    Torque control by real sensorless vector control, vector control 4.5.5 Speed limit (Pr. 807 to Pr. 809) Sensorless Sensorless Sensorless Vector Vector Vector Set the speed limit value to prevent overspeed of the motor in case the load torque becomes less than the torque command value, etc.
  • Page 130 Torque control by real sensorless vector control, vector control (2) Use the speed command for speed control (Pr. 807 = "0" initial value) The speed setting Speed value is a speed ⋅ Set the speed limit in the same method as speed setting Forward rotation limit value.
  • Page 131 Torque control by real sensorless vector control, vector control (4) Forward rotation/reverse rotation speed limit (Pr. 807 = "2") ⋅ When making a speed limit using analog input from terminal 1, the speed limit of the forward and reverse rotation can be switched according to the polarity of voltage.

  • Page 132: Gain Adjustment Of Torque Control (Pr. 824, Pr. 825, Pr. 834, Pr. 835)

    Torque control by real sensorless vector control, vector control 4.5.6 Gain adjustment of torque control (Pr. 824, Pr. 825, Pr. 834, Pr. 835) Sensorless Sensorless Sensorless Vector Vector Vector Although stable operation is possible with the initial value, make adjustment when any of such phenomena as unusual motor and machine vibration/noise and overcurrent has occurred.
  • Page 133 Torque control by real sensorless vector control, vector control (4) Adjustment procedure Make adjustment when any of such phenomena as unusual motor and machine vibration/noise/current and overcurrent has occurred. 1)Check the conditions and simultaneously change the Pr. 824 value. 2)If you cannot make proper adjustment, change the Pr. 825 value and repeat step 1). Adjustment Method Set Pr.

  • Page 134: Position Control By Vector Control

    Position control by vector control 4.6 Position control by vector control Purpose Parameter that must be Set Refer to Page Conditional position control by Position command by Pr. 419, Pr. 464 to Pr. 494 parameter setting parameter Position control by pulse train input Position command by Pr.
  • Page 135 Position control by vector control (2) Control block diagram Position command source selection Pr. 4 to 6 Position feed Pr. 465 to Pr. 494 Pr. 24 to 27 forward Pr. 419 travel Position feed command filter Multi-speed, Pr. 232 to 239 forward gain communication Pr.

  • Page 136: Conditional Position Feed Function By Contact Input (Pr. 419, Pr. 464 To Pr. 494)

    Position control by vector control CAUTION Changing the terminal function using any of Pr. 178 to Pr. 189, 190 to Pr. 196 may affect the other functions. Make setting after confirming the function of each terminal. ♦Parameters referred to♦ Pr. 178 to Pr. 189 (input terminal function selection) Refer to page 222 Pr.
  • Page 137 Position control by vector control Selection Method Parameter Setting Position feed (OFF: ×, Name Initial Value Number Range frequency Ninth position feed 0 to 9999 amount lower 4 digits × × 9 Speed (Pr. 233) Ninth position feed 0 to 9999 amount upper 4 digits Tenth position feed 0 to 9999...
  • Page 138 Position control by vector control (1) Setting of position feed amount by parameter ⋅Set position feed amount in Pr. 465 to Pr. 494 . ⋅The feed amount set in each parameter is selected by mult-speed terminal (RH, RM, RL, REX). ⋅Set (encoder resolution ×...

  • Page 139: Position Control (Pr. 419, Pr. 428 To Pr. 430) By Inverter Pulse Train Input

    Position control by vector control 4.6.3 Position control (Pr. 419, Pr. 428 to Pr. 430) by inverter pulse train input Vector Vector Vector Conditional position pulse train command can be input by pulse train input and sign signal (NP) from the JOG terminal.
  • Page 140 Position control by vector control (3) Selection of clear signal (Pr. 429, CLR signal) ⋅ Use this function to zero the droop pulse for home position operation, etc. ⋅ When "0" is set in Pr. 429 , the deviation counter is cleared at the edge of truning on of the clear signal (CLR). In addition, the CLR signal turns on in synchronization with zero pulse signal of the encoder at home position operation, etc., deviation counter is cleared.

  • Page 141: Setting Of The Electronic Gear (Pr. 420, Pr. 421, Pr. 424)

    Position control by vector control 4.6.4 Setting of the electronic gear (Pr. 420, Pr. 421, Pr. 424) Vector Vector Vector Set the ratio of the machine side gear and the motor side gear. Parameter Setting Name Initial Value Description Number Range Command pulse scaling 0 to 32767 *...

  • Page 142: Setting Of Positioning Adjustment Parameter (Pr. 426, Pr. 427)

    Position control by vector control Relationship between position resolution Δ and overall accuracy Since overall accuracy (positioning accuracy of machine) is the sum of electrical error and mechanical error, normally take measures to prevent the electrical system error from affecting the overall error. As a guideline, refer to the following relationship.

  • Page 143: Gain Adjustment Of Position Control (Pr. 422, Pr. 423, Pr. 425)

    Position control by vector control 4.6.6 Gain adjustment of position control (Pr. 422, Pr. 423, Pr. 425) Vector Vector Vector Easy gain tuning is available as an easy tuning method. Refer to page 99 for easy gain tuning. If it does not produce any effect, make fine adjustment by using the following parameters. Set "0"...
  • Page 144 Position control by vector control (3) Troubleshooting Phenomenon Cause Countermeasures (1) The phase sequence of the (1) Check the wiring. (Refer to page 34 ) motor or encoder wiring is wrong. (2) The control mode selection Pr. (2) Check the Pr. 800 setting. (Refer to page 87 ) 800 setting is improper.

  • Page 145: Trouble Shooting For When Position Control Is Not Exercised Normally

    Position control by vector control 4.6.7 Trouble shooting for when position control is not exercised normally Vector Vector Vector Position control is not exercised normally Have you checked the speed control items? Check the speed control measures. Position shift occurs. Have you made the electronic gear setting?

  • Page 146: Adjustment Of Real Sensorless Vector Control, Vector Control

    Adjustment of real sensorless vector control, vector control 4.7 Adjustment of real sensorless vector control, vector control Purpose Parameter that should be Set Refer to Page Speed detection filter Stabilize speed and feedback signal Pr. 823, Pr. 827, Pr. 833, Pr. 837 Torque detection filter Change the excitation ratio Excitation ratio...

  • Page 147: Excitation Ratio (Pr. 854)

    Adjustment of real sensorless vector control, vector control 4.7.2 Excitation ratio (Pr. 854) Sensorless Sensorless Sensorless Sensorless Sensorless Sensorless Sensorless Sensorless Sensorless Vector Vector Vector Decrease the excitation ratio when you want to improve efficiency under light load. (Motor magnetic noise decreases.) Parameter Name...

  • Page 148: Adjust The Output Torque Of The Motor (Current)

    Adjust the output torque of the motor (current) 4.8 Adjust the output torque of the motor (current) Purpose Parameter that must be Set Refer to Page Set starting torque manually Manual torque boost Pr. 0, Pr. 46, Pr. 112 Pr. 71, Pr. 80, Pr. 81, Pr. 89, Pr. 450, Automatically control output current Advanced magnetic flux Pr.
  • Page 149 Adjust the output torque of the motor (current) (2) Set multiple torque boost (RT signal, X9 signal, Pr. 46, Pr. 112) ⋅ Use the second (third) torque boost when changing the torque boost according to application or when using multiple motors by switching between them by one inverter. ⋅...

  • Page 150: Advanced Magnetic Flux Vector Control (Pr. 71, Pr. 80, Pr. 81, Pr. 89, Pr. 450, Pr. 451, Pr. 453, Pr. 454, Pr. 569, Pr. 800)

    Adjust the output torque of the motor (current) 4.8.2 Advanced magnetic flux vector control (Pr. 71, Pr. 80, Pr. 81, Pr. 89, Pr. 450, Pr. 451, Pr. 453, Pr. 454, Pr. 569, Pr. 800) Magnetic flux Magnetic flux Magnetic flux Advanced magnetic flux vector control can be selected by setting the capacity, number and type of motor to be used in Pr.

  • Page 151: Test Run

    Adjust the output torque of the motor (current) (1) Selection method of advanced magnetic flux vector control Perform secure wiring. (Refer to page 12) Set the motor. (Pr. 71) Motor Pr. 71 Setting REMARKS SF-JR 0 (initial value) Mitsubishi standard SF-JR 4P 1.5kW or less motor Mitsubishi high...
  • Page 152 Adjust the output torque of the motor (current) CAUTION · Uneven rotation slightly increases as compared to the V/F control. (It is not suitable for machines such as grinding machine and wrapping machine which requires less uneven rotation at low speed.) ·...

  • Page 153: Slip Compensation (Pr. 245 To Pr. 247)

    Adjust the output torque of the motor (current) 4.8.3 Slip compensation (Pr. 245 to Pr. 247) The inverter output current may be used to assume motor slip to keep the motor speed constant. Parameter Name Initial Value Setting Range Description Number 0.01 to 50% Used to set the rated motor slip.

  • Page 154: Stall Prevention Operation

    Adjust the output torque of the motor (current) 4.8.4 Stall prevention operation (Pr. 22, Pr. 23, Pr. 48, Pr. 49, Pr. 66, Pr. 114, Pr. 115, Pr. 148, Pr. 149, Pr. 154, Pr. 156, Pr. 157, Pr. 858, Pr. 868) Magnetic flux Magnetic flux Magnetic flux...
  • Page 155 Adjust the output torque of the motor (current) (2) Stall prevention operation signal output and output timing adjustment (OL signal, Pr. 157) ⋅ When the output power exceeds the stall prevention operation level and stall prevention is activated, the stall prevention operation signal (OL signal) turns on for longer than 100ms.
  • Page 156 Adjust the output torque of the motor (current) (4) Set multiple stall prevention operation levels (Pr. 48, Pr. 49, Pr. 114, Pr. 115) ⋅ Setting "9999" in Pr. 49 Second stall prevention operation frequency and turning the RT signal on make Pr. 48 Second stall prevention operation current valid.
  • Page 157 Adjust the output torque of the motor (current) (5) Stall prevention operation level setting by terminal 1 (terminal 4) (analog variable) (Pr. 148, Pr. 149, Pr. 858, Pr. 868) ⋅ To set the stall prevention operation level using terminal 1 (analog input), set Pr. 868 Terminal 1 Current limit level (%) Set the current limit level at 10V/5V input function assignment to "4".
  • Page 158 Adjust the output torque of the motor (current) (7) Limit the stall prevention operation and fast response current limit operation according to the operating status (Pr. 156) ⋅ Refer to the following table and select whether fast response current limit operation will be performed or not and the operation to be performed at OL signal output.

  • Page 159: Multiple Rating (Pr. 570)

    Adjust the output torque of the motor (current) 4.8.5 Multiple rating (Pr. 570) You can use the inverter by changing the overload current rating specifications according to load applications. Note that the control rating of each function changes. Parameter Setting Name Initial Value Description...

  • Page 160: Precautions For

    Adjust the output torque of the motor (current) Pr. 570 Setting Refer Parameter Name Number Page (initial value) 0 to 120% 0 to 150% 0 to 220% 0 to 280% Setting Range Zero current detection level Initial Value Stall prevention 0 to 120% 0 to 150% 0 to 220%...

  • Page 161: Limit The Output Frequency

    Limit the output frequency 4.9 Limit the output frequency Purpose Parameter that must be Set Refer to Page Set upper limit and lower limit of Maximum/minimum Pr. 1, Pr. 2, Pr. 18 output frequency frequency Perform operation by avoiding Frequency jump Pr.

  • Page 162: Avoid Mechanical Resonance Points (Frequency Jump) (Pr. 31 To Pr. 36)

    Limit the output frequency 4.9.2 Avoid mechanical resonance points (Frequency jump) (Pr. 31 to Pr. 36) When it is desired to avoid resonance attributable to the natural frequency of a mechanical system, these parameters allow resonant frequencies to be jumped. Parameter Name Initial Value...

  • Page 163: Set V/F Pattern

    Set V/F pattern 4.10 Set V/F pattern Purpose Parameter that must be Set Refer to Page Base frequency, base Set motor ratings Pr. 3, Pr. 19, Pr. 47, Pr. 113 frequency voltage Select a V/F pattern according to Load pattern selection Pr.
  • Page 164 Set V/F pattern (3) Base frequency voltage setting (Pr. 19) ⋅ Use Pr. 19 Base frequency voltage to set the base voltage (e.g. rated motor voltage). ⋅ If the setting is less than the power supply voltage, the maximum output voltage of the inverter is as set in Pr. 19. ⋅...

  • Page 165: Load Pattern Selection (Pr. 14)

    Set V/F pattern 4.10.2 Load pattern selection (Pr. 14) You can select the optimum output characteristic (V/F characteristic) for the application and load characteristics. Parameter Name Initial Value Setting Range Description Number For constant torque load For reduced-torque load For constant torque elevators (at reverse rotation boost of 0%) For constant torque elevators (at forward rotation boost of 0%)
  • Page 166 Set V/F pattern (4) Change load pattern selection using Pr. 14 RT(X17) Signal Output Characteristics Setting terminal (setting values are "4, 5") For constant torque load ⋅ Output characteristic can be switched between for (same as when the setting constant torque load and for elevator using the RT is "0") signal or X17 signal.

  • Page 167: Elevator Mode (Automatic Acceleration/Deceleration) (Pr. 61, Pr. 64, Pr. 292)

    Set V/F pattern 4.10.3 Elevator mode (automatic acceleration/deceleration) (Pr. 61, Pr. 64, Pr. 292) Operation matching a load characteristic of elevator with counterweight can be performed. Parameter Initial Name Setting Range Description Number Value 01800 or 0 to 500A less Set the reference current for elevator mode.
  • Page 168 Set V/F pattern (2) Adjustment of elevator mode (Pr. 61, Pr. 64) ⋅ By setting the adjustment parameters Pr. 61 and Pr. 64, the application range can be made wider. Parameter Name Setting Range Description Number 01800 or 0 to 500A For example, when the motor and inverter are different in less capacity, set the rated motor current value.

  • Page 169: Adjustable 5 Points V/F (Pr. 71, Pr. 100 To Pr. 109)

    Set V/F pattern 4.10.4 Adjustable 5 points V/F (Pr. 71, Pr. 100 to Pr. 109) A dedicated V/F pattern can be made by freely setting the V/F characteristic between a startup and the base frequency and base voltage under V/F control (frequency voltage/frequency). The torque pattern that is optimum for the machine's characteristic can be set.

  • Page 170: Frequency Setting By External Terminals

    Frequency setting by external terminals 4.11 Frequency setting by external terminals Purpose Parameter that must be Set Refer to Page Make frequency setting by Pr. 4 to Pr. 6, Pr. 24 to Pr. 27, Multi-speed operation combination of terminals Pr. 232 to Pr. 239 Perform jog operation Jog operation Pr.
  • Page 171 Frequency setting by external terminals Inverter REMARKS Forward rotation ⋅ The priorities of the frequency commands by the external signals are "jog operation > multi-speed operation > terminal 4 analog input > terminal 2 analog input". (Refer to page 282 for the frequency command by analog input) ⋅...

  • Page 172: Jog Operation (Pr. 15, Pr. 16)

    Frequency setting by external terminals 4.11.2 Jog operation (Pr. 15, Pr. 16) You can set the frequency and acceleration/deceleration time for jog operation. Jog operation can be performed from either the outside or PU. Can be used for conveyor positioning, test operation, etc. Parameter Initial Name...
  • Page 173 Frequency setting by external terminals (2) Jog operation from PU Inverter ⋅ Set the PU (FR-DU07/FR-PU07/FR-PU04) to the jog operation mode. Operation is performed only Three-phase AC Motor power supply while the start button is pressed. FR-DU07 Operation Indication Confirmation of the RUN indication and operation mode indication The monitor mode should have been selected.

  • Page 174: Input Compensation Of Multi-Speed And Remote Setting (Pr. 28)

    Frequency setting by external terminals 4.11.3 Input compensation of multi-speed and remote setting (Pr. 28) By inputting the frequency setting compensation signal (terminal 1, 2), the speed (frequency) can be compensated for relative to the multi-speed setting or the speed setting by remote setting function. Parameter Name Initial Value...
  • Page 175 Frequency setting by external terminals (2) Frequency setting storage ⋅ The frequency setting storage function stores the remotely-set frequency (frequency set by RH/RM operation) into the memory (EEPROM). When power is switched off once, then on, operation is resumed with that output frequency value.
  • Page 176 Frequency setting by external terminals REMARKS During jog operation or PID control operation, the remote setting function is invalid. Setting frequency is "0" ⋅ Even when the remotely-set Remotely-set frequency stored last time frequency is cleared by turning on the RL (clear) signal after Within 1 minute turn off (on) of both the RH and Remotely-set frequency stored last time...

  • Page 177: Setting Of Acceleration/Deceleration Time And Acceleration/Deceleration Pattern

    Setting of acceleration/deceleration time and acceleration/deceleration pattern 4.12 Setting of acceleration/deceleration time and acceleration/deceleration pattern Purpose Parameter that must be Set Refer to Page Motor acceleration/deceleration time Pr. 7, Pr. 8, Pr. 20, Pr. 21, Acceleration/deceleration time setting Pr. 44, Pr. 45, Pr. 110, Pr. 111 Starting frequency and start- Starting frequency Pr.
  • Page 178 Setting of acceleration/deceleration time and acceleration/deceleration pattern (2) Deceleration time setting (Pr. 8, Pr. 20) ⋅ Use Pr. 8 Deceleration time to set the deceleration time required to reach 0Hz from Pr. 20 Acceleration/deceleration reference frequency. ⋅ Set the deceleration time according to the following formula. Pr.

  • Page 179: Starting Frequency And Start-Time Hold Function (Pr. 13, Pr. 571)

    Setting of acceleration/deceleration time and acceleration/deceleration pattern 4.12.2 Starting frequency and start-time hold function (Pr. 13, Pr. 571) You can set the starting frequency and hold the set starting frequency for a certain period of time. Set these functions when you need the starting torque or want to smooth motor drive at a start. Parameter Name Initial Value...

  • Page 180: Acceleration/Deceleration Pattern

    Setting of acceleration/deceleration time and acceleration/deceleration pattern 4.12.3 Acceleration/deceleration pattern (Pr. 29, Pr. 140 to Pr. 143, Pr. 380 to Pr. 383, Pr. 516 to Pr. 519) You can set the acceleration/deceleration pattern suitable for application. You can also set the backlash measures that stop acceleration/deceleration once at the parameter-set frequency and time during acceleration/deceleration.
  • Page 181 Setting of acceleration/deceleration time and acceleration/deceleration pattern (3) S-pattern acceleration/deceleration B (Pr. 29 = "2") Setting value "2" [S-pattern acceleration ⋅ For prevention of load shifting in conveyor and other applications /deceleration B] Since acceleration/deceleration is always made in an S shape from current frequency (f2) to target frequency (f1), this function eases shock produced at acceleration/deceleration and is effective for load collapse prevention, etc.
  • Page 182 Setting of acceleration/deceleration time and acceleration/deceleration pattern (6) S-pattern acceleration/deceleration D (Pr. 29 = "5", Pr. 516 to Pr. 519) ⋅ Set the time taken for S-pattern operation of S-pattern acceleration/deceleration using Pr. 516 to Pr. 519. Set each S-pattern operation time for acceleration start (Pr. 516), acceleration completion (Pr.

  • Page 183: Shortest Acceleraiton/Deceleration And Optimum Acceleration/Deceleration (Automatic Acceleration/Deceleration) (Pr. 61 To Pr. 63, Pr. 292, Pr. 293)

    Setting of acceleration/deceleration time and acceleration/deceleration pattern 4.12.4 Shortest acceleraiton/deceleration and optimum acceleration/deceleration (automatic acceleration/deceleration) (Pr. 61 to Pr. 63, Pr. 292, Pr. 293) The inverter operates in the same conditions as when appropriate values are set in each parameter even if acceleration/deceleration time and V/F pattern are not set.
  • Page 184 Setting of acceleration/deceleration time and acceleration/deceleration pattern (2) Optimum acceleration/deceleration mode (Pr. 292 = "3") ⋅ The optimum operation within the rating range where the inverter can be continuously used regardless of the inverter capability is performed. Automatically set torque boost and acceleration/deceleration time so that the average current during acceleration/ deceleration is the rated current by the self-learning of the inverter.

  • Page 185: Selection And Protection Of A Motor

    Selection and protection of a motor 4.13 Selection and protection of a motor Purpose Parameter that must be Set Refer to Page Motor protection from overheat Electronic thermal O/L relay Pr. 9, Pr. 51 Use the constant torque motor Applied motor Pr.
  • Page 186 Selection and protection of a motor (2) Electronic thermal relay function operation characteristic (THT) Electronic thermal relay function (transistor protection thermal) operation characteristics of the inverter when the ratio of the motor current to the inverter rated current is presented as transverse is shown. Transverse is calculated as follows: (motor current [A]/inverter rated current [A]) ×...
  • Page 187 Selection and protection of a motor (3) Set multiple electronic thermal relay functions (Pr. 51) Use this function when rotating two motors of different rated currents individually by a single inverter. (When rotating two motors together, use external thermal relays.) ⋅...
  • Page 188 Selection and protection of a motor (6) PTC thermistor input (PTC signal) Inverter Inverter Motor AU(PTC) PTC thermistor input connection example AU/PTC switchover switch Factory-set to "AU". Set to the "PTC" position to validate the PTC signal input. Built-in PTC thermistor of the motor can be input to the PTC signal (AU terminal). ⋅...

  • Page 189: Applied Motor (Pr. 71, Pr. 450)

    Selection and protection of a motor 4.13.2 Applied motor (Pr. 71, Pr. 450) Setting of the used motor selects the thermal characteristic appropriate for the motor. Setting is necessary when using a constant-torque motor. Thermal characteristic of the electronic thermal relay function suitable for the motor is set.
  • Page 190 Selection and protection of a motor REMARKS ⋅ When performing offline auto tuning, set "3, 7, 8, 13, 17, 18, 23, 33, 43, 53" in Pr. 71. (Refer to page 181 for offline auto tuning) ⋅ For the 00170 and 00250, the Pr. 0 Torque boost and Pr. 12 DC injection brake operation voltage settings are automatically changed according to the Pr.

  • Page 191: Offline Auto Tuning (Pr. 71, Pr. 80 To Pr. 84, Pr. 90 To Pr. 94, Pr. 96, Pr. 450, Pr. 453 To Pr. 463, Pr. 684, Pr. 859, Pr. 860)

    Selection and protection of a motor 4.13.3 Offline auto tuning (Pr. 71, Pr. 80 to Pr. 84 , Pr. 90 to Pr. 94 , Pr. 96 , Pr. 450, Pr. 453 to Pr. 463, Pr. 684, Pr. 859, Pr. 860 Magnetic flux Magnetic flux Magnetic flux...
  • Page 192 Selection and protection of a motor Parameter Initial Name Setting Range Description Number Value Offline auto tuning is not performed Offline auto tuning is performed without Auto tuning setting/ motor running status Offline auto tuning is performed with motor running 0 to 8, 13 to 18, 20, Set when using the second motor.
  • Page 193 Selection and protection of a motor Parameter Initial Name Setting Range Description Number Value 01800 or 0 to 500A Tuning data less (The value measured by offline auto 02160 or tuning is automatically set.) 0 to 3600A Torque current 9999 more Use the Mitsubishi motor (SF-JR, SF- 9999...
  • Page 194 Selection and protection of a motor (1) Before performing offline auto tuning Check the following before performing offline auto tuning. Make sure advanced magnetic flux vector control (Pr. 80, Pr. 81), real sensorless vector control or vector control (Pr. · 800) is selected.
  • Page 195 Selection and protection of a motor (3) Execution of tuning CAUTION · Before performing tuning, check the monitor display of the operation panel (FR-DU07) or parameter unit (FR-PU04/FR- PU07) if the inverter is in the state ready for tuning. (Refer to 2) below) When the start command is turned on under V/F control, the motor starts.
  • Page 196 Selection and protection of a motor 3)When offline auto tuning ends, press of the operation panel during PU operation. For external operation, turn off the start signal (STF signal or STR signal). This operation resets the offline auto tuning and the PU's monitor display returns to the normal indication. (Without this operation, next operation cannot be started.) REMARKS ·...
  • Page 197 Selection and protection of a motor (4) Utilizing or changing offline auto tuning data for use The data measured in the offline auto tuning can be read and utilized or changed. <Operating procedure> 1)Set Pr. 71 according to the motor used. Motor Pr.
  • Page 198 Selection and protection of a motor (5) Method to set the motor constants without using the offline auto tuning data The Pr. 92 and Pr. 93 motor constants may either be entered in [Ω] or in [mH]. Before starting operation, confirm which motor constant unit is used.
  • Page 199 Selection and protection of a motor • To enter the Pr. 92 and Pr. 93 motor constants in [mH] <Operating procedure> 1) Set Pr. 71 according to the motor used. Motor Pr.71 Setting Mitsubishi standard SF-JR motor SF-JR 4P 1.5kW or less Mitsubishi high SF-HR efficiency motor...
  • Page 200 Selection and protection of a motor (6) Tune second applied motor · When you want to switch two motors with one inverter, set the second motor in Pr. 450 Second applied motor (refer to page 179). Initial setting is without second applied motor. ·...

  • Page 201: Online Auto Tuning (Pr. 95, Pr. 574)

    Selection and protection of a motor 4.13.4 Online auto tuning (Pr. 95, Pr. 574) Magnetic flux Magnetic flux Magnetic flux Sensorless Sensorless Sensorless Vector Vector Vector When online auto tuning is selected under advanced magnetic flux vector control, real sensorless vector control or vector control, excellent torque accuracy is provided by temperature compensation even if the secondary resistance value of the motor varies with the rise of the motor temperature.
  • Page 202 Selection and protection of a motor (2) Magnetic flux observer (normal tuning) (setting value is "2") · When exercising vector control using a motor with encoder, it is effective for torque accuracy improvement. The current flowing in the motor and the inverter output voltage are used to estimate/observe the magnetic flux in the motor.
  • Page 203 Selection and protection of a motor (4) Tune second applied motor · When you want to switch two motors with one inverter, set the second motor in Pr. 450 Second applied motor.(Initial setting is without second applied motor. (Refer to page 179)) Perform tuning using Pr.

  • Page 204: Motor Brake And Stop Operation

    Motor brake and stop operation 4.14 Motor brake and stop operation Purpose Parameter that must be Set Refer to Page DC injection brake and zero speed Pr. 10 to Pr. 12, Motor braking torque adjustment control, servo lock Pr. 802, Pr. 850 Improve the motor braking torque Selection of a regenerative brake Pr.
  • Page 205 Motor brake and stop operation When Pr. 11 = "0.1 to 10s" (1) Operation frequency setting (Pr. 10) ⋅ When the frequency at which the DC injection brake (zero speed control, servo lock) operates is set in Pr. 10, the DC injection brake (zero speed control, servo lock) is operated when this frequency is reached during deceleration.
  • Page 206 Motor brake and stop operation (3) Operation voltage (torque) setting (Pr. 12) ⋅ Use Pr. 12 to set the percentage to the power supply voltage. (This parameter is not used during zero speed control or servo lock.) ⋅ When Pr. 12 = "0%", the DC injection brake is not operated. (At a stop, the motor coasts.) ⋅...
  • Page 207 Motor brake and stop operation (6) Pre-excitation signal (LX signal) ⋅ When the LX signal is turned on under real sensorless vector control or vector control, pre-excitation (zero speed control or servo lock) is exercised during a stop. ⋅ For the terminal used for LX signal input, set "23" in any of Pr. 178 to Pr. 186 to assign the function. When Pr.

  • Page 208: Selection Of Regenerative Brake And Dc Feeding (Pr. 30, Pr. 70)

    Setting Setting The regenerative brake duty is as follows. R/L1, S/L2, T/L3 ⋅ FR-A740-00023 to 00250 . . . 2% (initial value) Built-in brake (00250 or less), ⋅ Other than the above ..0% ⎯...
  • Page 209 ⋅ Set "0 (initial value), 10 or 20" in Pr. 30. The Pr. 70 setting is made invalid. At this time, the regenerative brake duty is as follows. (The built-in brake resistor is provided for the 00250 or less.) ⋅ FR-A740-00023 to 00250 . 2% ⋅ Other than the above..0% (without built-in brake resistor) CAUTION ⋅...
  • Page 210 Motor brake and stop operation (5) DC feeding mode 1 (Pr. 30 = "10, 11") ⋅ Setting "10, 11" in Pr. 30 enables DC power supply operation. ⋅ Leave the AC power supply connection terminal R/L1, S/L2, and T/L3 open and connect the DC power supply to terminal P/+ and N/-.
  • Page 211 Motor brake and stop operation (6) DC feeding mode 2 (Pr. 30 = "20, 21") ⋅ When "20 or 21" is set in Pr. 30, operation is performed with AC power normally and with DC power such as battery at power failure. ⋅...
  • Page 212 Motor brake and stop operation ⋅ Operation example 1 at power failure Control power AC power supply DC power supply supply AC power supply Y85(MC) STF(STR) Motor Output coasting frequency (Hz) Time Approx. 150ms Back up operation ⋅ Operation example 2 at power failure (when DC power is restored) Control power supply Power restoration...
  • Page 213 Motor brake and stop operation (7) Power supply specification at DC feeding Rated input DC voltage 537VDC to 679VDC 400V class Permissible fluctuation 457VDC to 740VDC CAUTION ⋅ As voltage between P/+, N/- becomes 830V or more temporarily at regeneration, make selection of DC power supply carefully. (8) Regenerative brake duty alarm output and alarm signal (RBP signal) ⋅...

  • Page 214: Stop Selection (Pr. 250)

    Motor brake and stop operation 4.14.3 Stop selection (Pr. 250) Used to select the stopping method (deceleration to a stop or coasting) when the start signal turns off. Used to stop the motor with a mechanical brake, etc. together with switching off of the start signal. You can also select the operations of the start signals (STF/STR).

  • Page 215: Stop-On Contact Control Function (Pr. 6, Pr. 48, Pr. 270, Pr. 275, Pr. 276)

    Motor brake and stop operation 4.14.4 Stop-on contact control function (Pr. 6, Pr. 48, Pr. 270, Pr. 275, Pr. 276) Magnetic flux Magnetic flux Magnetic flux Sensorless Sensorless Sensorless To ensure accurate positioning at the upper limit etc. of a <Without stop-on-contact control>...
  • Page 216 Motor brake and stop operation (1) Set stop-on-contact control ⋅ Make sure that the inverter is in external operation mode. (Refer to page 301 ) ⋅ Select either real sensorless vector control or advanced magnetic flux vector control. ⋅ Set"1 or 3" in Pr. 270 Stop-on contact/load torque high-speed frequency control selection . ⋅...
  • Page 217 Motor brake and stop operation (3) Set frequency when stop-on-contact control (Pr. 270 = 1, 3) is selected ⋅ The following table lists the frequencies set when the input terminals (RH, RM, RL, RT, JOG) are selected together. Bold frame indicates stop-on-contact control is valid. ⋅...

  • Page 218: Brake Sequence Function (Pr. 278 To Pr. 285, Pr. 292)

    Motor brake and stop operation 4.14.5 Brake sequence function (Pr. 278 to Pr. 285, Pr. 292) Magnetic flux Magnetic flux Magnetic flux Sensorless Sensorless Sensorless Vector Vector Vector This function is used to output from the inverter the mechanical brake operation timing signal in vertical lift and other applications.
  • Page 219 Motor brake and stop operation (1) Set the brake sequence mode ⋅ Select either real sensorless vector control, vector control (speed control) or advanced magnetic flux vector control. The brake sequence function is valid only when the external operation mode, external/PU combined operation mode 1 or network operation mode is selected.
  • Page 220 Motor brake and stop operation (4) Protective functions If any of the following errors occurs in the brake sequence mode, the inverter results in an alarm, shuts off the output, and turns off the brake opening request signal (BOF). Error Display Description (Detection frequency) - (output frequency) >...

  • Page 221: Orientation Control (Pr. 350 To Pr. 366, Pr. 369, Pr. 393, Pr. 396 To Pr. 399)

    Motor brake and stop operation 4.14.6 Orientation control (Pr. 350 to Pr. 366, Pr. 369, Pr. 393, Pr. 396 to Pr. 399) Magnetic flux Magnetic flux Magnetic flux Vector Vector Vector This function is used with a position detector (encoder) installed to the spindle of a machine tool, etc. to allow a rotation shaft to be stopped at the specified position (oriented).
  • Page 222 Motor brake and stop operation Parameter Initial Setting Name Description Number Value Range Orientation fault signal (ORM) is output when the encoder remains stopped for the set time without orientation completion in the state where no orientation complete Encoder stop check time 0.5s 0 to 5.0s signal (ORA) is output.
  • Page 223 Motor brake and stop operation (1) Connection example SF-JR motor with encoder MCCB For complementary type Inverter R/L1 Three-phase S/L2 AC power T/L3 supply Inverter Forward rotation start Earth (Ground) FR-A7AP Reverse rotation start Orientation command Earth Contact input common (Ground) FR-A7AP Encoder...
  • Page 224 Motor brake and stop operation (3) Selecting stop position command (Pr. 350 Stop position command selection ) ⋅ Select either the internal stop position command (Pr. 356) or the external stop position command (16-bit data using the FR-A7AX). Pr. 350 Setting Stop Position Command Source Internal stop position command (Pr.
  • Page 225 Motor brake and stop operation • Relationship between stop position command and 16-bit data Operation Pr. 350 Pr. 360 Stop position 16 bit data 16 bit data selection Stop position command Speed command command selection (FR-A7AX) 0: speed command Internal (Pr. 356) Speed command 16 bit data 0:internal...
  • Page 226 Motor brake and stop operation (6) Orientation operation (under V/F control, advanced magnetic flux vector control) Orientation during running 1) When the orientation command (X22) is input, the motor speed decreases to the orientation speed set in Pr. 351 Orientation speed . (Pr. 351 initial value: 2Hz) 2) After the speed reaches the orientation speed, the speed decreases to the creep speed set in Pr.
  • Page 227 Motor brake and stop operation Orientation from stop After turning on the orientation command (X22), turning on the start signal will increase the motor speed to the orientation speed set in Pr. 351 Orientation speed, then orientation operation same as when "orientation during running" is performed.
  • Page 228 Motor brake and stop operation Servo torque selection (Pr. 358 ) Valid only under V/F control and advanced magnetic flux vector control. Pr. 358 Setting Remarks Function 0 1 2 3 4 5 6 7 8 9 10 11 12 13 1) Servo torque function selection With servo torque function ×...
  • Page 229 Motor brake and stop operation Position loop gain (Pr. 362 ) When servo torque function is selected using Pr. 358 Servo torque selection , output frequency for generating servo torque increases to the creep speed of Pr. 352 Creep speed gradually according to the slope set in Pr. 362 Orientation position loop gain .
  • Page 230 Motor brake and stop operation 3) Orientation from the reverse rotation direction • If the motor is running in the reverse rotation direction, it will make an orientation stop with the same method as "orientation from the current rotation direction". Speed (forward rotation) •...
  • Page 231 Motor brake and stop operation Pr. 399 Orientation deceleration ratio (initial value is 20) • Make adjustments as shown below according to the orientation status. (Refer to the Pr. 396 and Pr. 397 details also.) Generally adjust Pr. 362 in the range from 5 to 20, and Pr. 399 from 5 to 50. Adjustment Procedure Phenomenon REMARKS...

  • Page 232: Function Assignment Of External Terminal And Control

    Function assignment of external terminal and control 4.15 Function assignment of external terminal and control Purpose Parameter that must be Set Refer to Page Input terminal function Assign function to input terminal Pr. 178 to Pr. 189 selection Set MRS signal (output shutoff) to MRS input selection Pr.
  • Page 233 Function assignment of external terminal and control Signal Refer to Setting Function Related Parameters Name Page Pr. 44 to Pr. 51, Pr. 450 to Pr. 463, Second function selection Pr. 569, Pr. 832, Pr. 836, etc. Pr. 270 = 1, 3 Stop-on-contact selection 1 Pr.
  • Page 234 Function assignment of external terminal and control CAUTION ⋅ Changing the terminal assignment using Pr. 178 to Pr. 189 (input terminal function selection) may affect the other functions. Please make setting after confirming the function of each terminal. ⋅ One function can be assigned to two or more terminals. In this case, the terminal inputs are ORed. ⋅...

  • Page 235: Inverter Output Shutoff Signal (Mrs Signal, Pr. 17)

    Function assignment of external terminal and control 4.15.2 Inverter output shutoff signal (MRS signal, Pr. 17) The inverter output can be shut off from the MRS signal. The logic of the MRS signal can also be selected. Parameter Initial Setting Name Description Number...

  • Page 236: Condition Selection Of Function Validity By The Second Function Selection Signal (Rt) And Third Function Selection Signal (X9) (Rt Signal, X9 Signal, Pr. 155)

    Function assignment of external terminal and control 4.15.3 Condition selection of function validity by the second function selection signal (RT) and third function selection signal (X9) (RT signal, X9 signal, Pr. 155) You can select the second (third) function using the RT(X9) signal. You can also set the condition (reflection conditon) where the second function and third function become valid.

  • Page 237: Start Signal Operation Selection (Stf, Str, Stop Signal, Pr. 250)

    Function assignment of external terminal and control 4.15.4 Start signal operation selection (STF, STR, STOP signal, Pr. 250) You can select the operation of the start signal (STF/STR). Used to select the stopping method (deceleration to a stop or coasting) when the start signal turns off. Used to stop the motor with a mechanical brake, etc.
  • Page 238 Function assignment of external terminal and control (2) 3-wire type (STF, STR, STOP signal) ⋅ A three-wire type connection is shown below. ⋅ The start self-holding selection becomes valid when the STOP signal is turned on. In this case, the forward/reverse rotation signal functions only as a start signal.

  • Page 239: Magnetic Flux Decay Output Shutoff Signal (X74 Signal)

    Function assignment of external terminal and control 4.15.5 Magnetic flux decay output shutoff signal (X74 signal) Performing frequent start/stop (inching operation) with mechanical brake using output shutoff signal (MRS) during real sensorless vector control may cause an inverter alarm (electronic thermal realy function alarm: E.THT, etc) due to residual magnetic flux and an error in monitor output (running speed, motor torque, load meter, torque command, torque current command, motor output).

  • Page 240: Output Terminal Function Selection (Pr. 190 To Pr. 196)

    Function assignment of external terminal and control 4.15.6 Output terminal function selection (Pr. 190 to Pr. 196) You can change the functions of the open collector output terminal and relay output terminal. Parameter Initial Name Initial Signal Setting Range Number Value RUN terminal RUN (inverter running)
  • Page 241 Function assignment of external terminal and control Setting Signal Related Refer to Function Operation Positive Negative Name Parameters Page Logic Logic Output when the feedback value falls below PID lower limit the lower limit of PID control. Output when the feedback value rises above Pr.
  • Page 242 Function assignment of external terminal and control Setting Signal Related Refer to Function Operation Positive Negative Name Parameters Page Logic Logic Output when any of the control circuit capacitor, main circuit capacitor and inrush Life alarm Pr. 255 to Pr. 259 current limit circuit or the cooling fan approaches the end of its service life.
  • Page 243 Function assignment of external terminal and control (2) Inverter operation ready signal (RY, RY2 signal) and inverter running signal (RUN, RUN2, RUN3 signal) Under V/F control, advanced magnetic flux vector control Power ⋅ When the inverter is ready to operate, the output of the supply operation ready signal (RY) is on.

  • Page 244: Vector Control

    Function assignment of external terminal and control Under real sensor less vector control, vector control ⋅ When the inverter is ready to operate, the output of the operation ready signal (RY) is on. (It is also on during inverter running.) ⋅...
  • Page 245 Function assignment of external terminal and control (3) Forward rotation and reverse rotation signal (Y30, Y31 signal) ⋅ The status during forward rotation (Y30) and reverse Pre-excitation rotation (Y31) are output from the actual motor speed under vector control. Forward Actual ⋅...
  • Page 246 Function assignment of external terminal and control (5) Alarm output signal (ALM, ALM2 signal) ⋅ If the inverter comes to an alarm stop, the ALM and ALM2 Inverter alarm occurrence signals are output. (output shutoff) ⋅ The ALM2 signal remains on during a reset period after alarm occurrence.

  • Page 247: Detection Of Output Frequency (Su, Fu, Fu2 , Fu3, Fb, Fb2, Fb3, Ls Signal, Pr. 41 To Pr. 43, Pr. 50, Pr. 116, Pr. 865)

    Function assignment of external terminal and control 4.15.7 Detection of output frequency (SU, FU, FU2 , FU3, FB, FB2, FB3, LS signal, Pr. 41 to Pr. 43, Pr. 50, Pr. 116, Pr. 865) The inverter output frequency is detected and output to the output signal. Parameter Initial Setting...
  • Page 248 Function assignment of external terminal and control (3) Low speed detection (LS signal, Pr. 865) ⋅ The low speed detection signal (LS) is output when the output frequency reduces below the Pr. 865 Low speed detection setting. Pr.865 ⋅ When speed control is performed by real sensorless vector control or vector control, an alarm (E.OLT) is Time displayed and the inverter output is stopped if frequency...

  • Page 249: Output Current Detection Function (Y12 Signal, Y13 Signal, Pr. 150 To Pr. 153, Pr. 166, Pr. 167)

    Function assignment of external terminal and control 4.15.8 Output current detection function (Y12 signal, Y13 signal, Pr. 150 to Pr. 153, Pr. 166, Pr. 167) The output power during inverter running can be detected and output to the output terminal. Parameter Name Initial Value...

  • Page 250: Detection Of Output Torque (Tu Signal, Pr. 864)

    Function assignment of external terminal and control (2) Zero current detection (Y13 signal, Pr. 152, Pr. 153) ⋅ If the output current remains lower than the Pr. 152 setting Output during inverter operation for longer than the time set in Pr. current 153, the zero current detection (Y13) signal is output from Pr.152...

  • Page 251: Remote Output Function (Rem Signal, Pr. 495 To Pr. 497)

    Function assignment of external terminal and control 4.15.10 Remote output function (REM signal, Pr. 495 to Pr. 497) You can utilize the on/off of the inverter's output signals instead of the remote output terminal of the programmable logic controller. Parameter Initial Setting Name...

  • Page 252: Monitor Display And Monitor Output Signal

    Monitor display and monitor output signal 4.16 Monitor display and monitor output signal Purpose Parameter that must be Set Refer to Page Display motor speed Speed display and speed Pr. 37, Pr. 144, Pr. 505, Pr. 811 Set speed setting DU/PU main display data Change PU monitor display data selection...
  • Page 253 Monitor display and monitor output signal ⋅ To display the machine speed, set in Pr. 37 the machine speed for operation with frequency set in Pr. 505. For example, when Pr. 505 = "60Hz" and Pr. 37 = "1000", "1000" is displayed on the running speed monitor when the running frequency is 60Hz.

  • Page 254: Du/Pu, Ca, Am Terminal Monitor Display Selection (Pr. 52, Pr. 54, Pr. 158, Pr. 170, Pr. 171, Pr. 268, Pr. 563, Pr. 564, Pr. 891)

    Monitor display and monitor output signal 4.16.2 DU/PU, CA, AM terminal monitor display selection (Pr. 52, Pr. 54, Pr. 158, Pr. 170, Pr. 171, Pr. 268, Pr. 563, Pr. 564, Pr. 891) The monitor to be displayed on the main screen of the operation panel (FR-DU07)/parameter unit (FR-PU04/FR- PU07) can be selected.
  • Page 255 Monitor display and monitor output signal Pr. 52 Setting Full-scale Pr. 54 (CA) Value of the Types of Monitor Increments Pr. 158 (AM) Description PU main Terminal CA DU LED Setting monitor and AM Display the motor speed The value (The display differs depending on the Pr.
  • Page 256 Monitor display and monitor output signal Pr. 52 Setting Full-scale Pr. 54 (CA) Value of the Types of Monitor Increments Pr. 158 (AM) Description PU main Terminal CA DU LED Setting monitor and AM Power saving Inverter Display energy saving effect monitor Variable effect capacity...
  • Page 257 Monitor display and monitor output signal (2) Display set frequency during stop (Pr. 52) Pr. 52 ⋅ When Pr. 52 is set to "100", the set frequency monitor Type of Monitor is displayed during a stop and the output frequency During During During...
  • Page 258 Monitor display and monitor output signal (4) Cumulative power monitor and clear (Pr. 170, Pr. 891) ⋅ On the cumulative power monitor (Pr. 52 = "25"), the output power monitor value is added up and is updated in 1h increments. ⋅...

  • Page 259: Reference Of The Terminal Ca (Analog Current Output) And Am (Analog Voltage Output) (Pr. 55, Pr. 56, Pr. 866, Pr. 867, Pr. 869)

    Monitor display and monitor output signal 4.16.3 Reference of the terminal CA (analog current output) and AM (analog voltage output) (Pr. 55, Pr. 56, Pr. 866, Pr. 867, Pr. 869) Two types of monitor output, analog current output from the terminal CA and analog voltage output from the terminal AM, are available.
  • Page 260 Monitor display and monitor output signal (3) Torque monitoring reference (Pr. 866) • Set the current to be referenced when the torque monitor is selected for the terminal CA and terminal AM display. • Set the current value when the current output at terminal CA is (10VDC) (20mADC) 20mADC.

  • Page 261: Terminal Ca, Am Calibration (Calibration Parameter C0 (Pr. 900), C1 (Pr. 901), C8 (Pr. 930) To C11 (Pr. 931))

    Monitor display and monitor output signal 4.16.4 Terminal CA, AM calibration (Calibration parameter C0 (Pr. 900), C1 (Pr. 901), C8 (Pr. 930) to C11 (Pr. 931)) By using the operation panel or parameter unit, you can calibrate terminal CA and terminal AM to full scale deflection.
  • Page 262 Monitor display and monitor output signal (2) AM terminal calibration (C1 (Pr. 901)) ⋅ Terminal AM is factory-set to provide a 10VDC output in the full-scale status of the corresponding monitor item. Calibration parameter C1 (Pr. Inverter 901) allows the output voltage ratios (gains) to be adjusted according to the meter scale.
  • Page 263 Monitor display and monitor output signal (3) How to calibrate the terminal CA when using the operation panel (FR-DU07) Display Operation (When Pr. 54=1) Confirmation of the RUN indication and operation mode indication The parameter Press to choose the parameter number read setting mode.

  • Page 264: Operation Selection At Power Failure And Instantaneous Power Failure

    Operation selection at power failure and instantaneous power failure 4.17 Operation selection at power failure and instantaneous power failure Purpose Parameter that must be Set Refer to Page At instantaneous power failure Automatic restart operation Pr. 57, Pr. 58, Pr. 162 to Pr. 165, occurrence, restart inverter without after instantaneous power Pr.
  • Page 265 Operation selection at power failure and instantaneous power failure (1) Automatic restart after instantaneous power failure operation ⋅ When instantaneous power failure protection (E.IPF) and undervotage 15ms to 100ms protection (E.UVT) are activated, the inverter output is shut off. (Refer to Power page 400 for E.IPF and E.UVT.) supply...

  • Page 266: Operation Selection At Power Failure

    Operation selection at power failure and instantaneous power failure Without frequency search When Pr. 162 = 1, 11 (without frequency serch) When Pr. 162 = "1" or "11", automatic restart operation is performed in a reduced voltage system, where the voltage is V/F control, advanced magnetic flux vector control gradually risen with the output frequency unchanged from prior to an instantaneous power failure independently of the...
  • Page 267 Operation selection at power failure and instantaneous power failure (4) Restart coasting time (Pr. 57) ⋅ Coasting time is the time from when the motor speed is detected until automatic restart control is started. ⋅ Set Pr. 57 to "0" to perform automatic restart operation. The coasting time is automatically set to the value below. Generally this setting will pose no problems.

  • Page 268: Power Failure-Time Deceleration-To-Stop Function (Pr. 261 To Pr. 266, Pr. 294 )

    Operation selection at power failure and instantaneous power failure 4.17.2 Power failure-time deceleration-to-stop function (Pr. 261 to Pr. 266, Pr. 294 ) When a power failure or undervoltage occurs, the inverter can be decelerated to a stop or can be decelerated and re-accelerated to the set frequency.
  • Page 269 Operation selection at power failure and instantaneous power failure (3) Power failure stop mode (Pr. 261 = "1, 11") ⋅ If power is restored during power failure deceleration, deceleration to Pr.261 = 1 Power a stop is continued and the inverter remains stopped. To restart, turn supply off the start signal once, then turn it on again.
  • Page 270 Operation selection at power failure and instantaneous power failure (6) Power failure deceleration signal (Y46 signal) ⋅ After deceleration at an instantaneous power failure, inverter can not start even if the start command is given. In this case, check the power failure deceleration signal (Y46 signal). (at occurrence of input phase failure protection (E.ILF), etc.) ⋅...

  • Page 271: Operation Setting At Alarm Occurrence

    Operation setting at alarm occurrence 4.18 Operation setting at alarm occurrence Refer to Purpose Parameter that must be Set Page Recover by retry operation at alarm Retry operatoin Pr. 65, Pr. 67 to Pr. 69 occurrence Output alarm code from terminal Alarm code output function Pr.
  • Page 272 Operation setting at alarm occurrence ⋅ Using Pr. 65 you can select the alarm that will cause a retry to be executed. No retry will be made for the alarm not indicated. (Refer to page 394 for the alarm description.) indicates the errors selected for retry.

  • Page 273: Alarm Code Output Selection (Pr. 76)

    Operation setting at alarm occurrence 4.18.2 Alarm code output selection (Pr. 76) At alarm occurrence, its description can be output as a 4-bit digital signal from the open collector output terminals.The alarm code can be read by a programmable controller, etc., and its corrective action can be shown on a display, etc.

  • Page 274: Input/Output Phase Failure Protection Selection (Pr. 251, Pr. 872)

    Operation setting at alarm occurrence 4.18.3 Input/output phase failure protection selection (Pr. 251, Pr. 872) You can disable the output phase failure protection function that stops the inverter output if one of the inverter output side (load side) three phases (U, V, W) opens. The input phase failure protection function of the inverter input side (R/L1, S/L2, T/L3) can be made valid.

  • Page 275: Fault Definition (Pr. 875)

    Operation setting at alarm occurrence 4.18.6 Fault definition (Pr. 875) When motor thermal protection is activated, an alarm can be output after the motor decelerates to a stop. Initial Parameter Setting Name Description Number Range Value Normal operation Fault definition The motor decelerates to stop when motor thermal protection is activated.

  • Page 276: Energy Saving Operation And Energy Saving Monitor

    Energy saving operation and energy saving monitor 4.19 Energy saving operation and energy saving monitor Refer to Purpose Parameter that must be Set Page Energy saving operation Energy saving operation Pr. 60 Pr. 52, Pr. 54, Pr. 158, How much energy can be saved Energy saving monitor Pr.

  • Page 277: Energy Saving Monitor (Pr. 891 To Pr. 899)

    Energy saving operation and energy saving monitor 4.19.2 Energy saving monitor (Pr. 891 to Pr. 899) From the power consumption estimated value during commercial power supply operation, the energy saving effect by use of the inverter can be monitored/output. Parameter Initial Name Setting Range...
  • Page 278 Energy saving operation and energy saving monitor (1) Energy saving monitor list ⋅ The following provides the items that can be monitored by the power saving monitor (Pr. 52, Pr. 54, Pr. 158 = "50"). (Only 1) power saving and 3) power saving average value can be output to Pr. 54 (terminal CA) and Pr. 158 (terminal AM)) Energy Saving Incre-...
  • Page 279 Energy saving operation and energy saving monitor (2) Power saving instantaneous monitor ( 1) power savings, 2) power saving rate ) ⋅ On the power saving monitor ( 1)), an energy saving effect as compared to the power consumption during commercial power supply operation (estimated value) is calculated and displays on the main monitor.
  • Page 280 Energy saving operation and energy saving monitor (5) Power estimated value of commercial power supply operation (Pr. 892, Pr. 893, Pr. 894) ⋅ Select the commercial power supply operation pattern from among the four patterns of discharge damper control (fan), inlet damper control (fan), valve control (pump) and commercial power supply drive, and set it to Pr. 894 Control selection during commercial power-supply operation.
  • Page 281 Energy saving operation and energy saving monitor (6) Annual power saving amount, power charge (Pr. 899) ⋅ By setting the operation time rate [%] (ratio of time when the motor is actually driven by the inverter during a year) in Pr. 899, the annual energy saving effect can be predicted. ⋅...

  • Page 282: Motor Noise, Noise Reduction

    Motor noise, noise reduction 4.20 Motor noise, noise reduction 4.20.1 PWM carrier frequency and Soft-PWM control (Pr. 72, Pr. 240, Pr. 260) You can change the motor sound. Parameter Initial Name Setting Range Description Number Value 01800 or less 0 to 15 PWM carrier frequency can be changed.
  • Page 283 Motor noise, noise reduction (2) Soft-PWM control (Pr. 240) ⋅ Soft-PWM control is a control method that changes the motor noise from a metallic tone into an unoffending complex tone. (3) PWM carrier frequency automatic reduction function (Pr. 260) For PWM carrier frequency automatic reduction function, the following should be noted. Multiple rating (Pr.

  • Page 284: Frequency/Torque Setting By Analog Input (Terminal 1, 2, 4)

    Frequency/torque setting by analog input (terminal 1, 2, 4) 4.21 Frequency/torque setting by analog input (terminal 1, 2, 4) Purpose Parameter that must be Set Refer to Page Function assignment of analog input Terminal 1 and terminal 4 function Pr. 858, Pr. 868 terminal assignment Selection of voltage/current input...

  • Page 285: Analog Input Selection (Pr. 73, Pr. 267)

    Frequency/torque setting by analog input (terminal 1, 2, 4) REMARKS ⋅ When "1 or 4" is set in both Pr. 868 and Pr. 858, terminal 1 is made valid and terminal 4 has no function. ⋅ When "1" (magnetic flux), "4" (stall prevention/torque limit) is set in Pr. 868, functions of terminal 4 become valid independently of whether the AU terminal is on or off.
  • Page 286 Frequency/torque setting by analog input (terminal 1, 2, 4) ⋅ Refer to the following table and set Pr. 73 and Pr. 267. ( indicates the main speed setting) Terminal 4 Input Compensation Input Pr. 73 Terminal 2 Terminal 1 Pr. 73 Terminal and Polarity Setting...
  • Page 287 Frequency/torque setting by analog input (terminal 1, 2, 4) (2) Perform operation by analog input voltage Inverter Forward ⋅ The frequency setting signal inputs 0 to 5VDC (or 0 to 10VDC) to across rotation the terminals 2-5. The 5V (10V) input is the maximum output frequency. The maximum output frequency is reached when 5V (10V) is input.

  • Page 288: Analog Input Compensation (Pr. 73, Pr. 242, Pr. 243, Pr. 252, Pr. 253)

    Frequency/torque setting by analog input (terminal 1, 2, 4) 4.21.3 Analog input compensation (Pr. 73, Pr. 242, Pr. 243, Pr. 252, Pr. 253) A fixed ratio of analog compensation (override) can be made by the added compensation or terminal 2 as an auxiliary input for multi-speed operation or the speed setting signal (main speed) of the terminal 2 or terminal 4.
  • Page 289 Frequency/torque setting by analog input (terminal 1, 2, 4) (2) Override function (Pr. 252, Pr. 253) ⋅ Use the override function to change the main speed at a fixed ratio. ⋅ Set any of "4, 5, 14, 15" in Pr. 73 to select an override. ⋅...

  • Page 290: Response Level Of Analog Input And Noise Elimination (Pr. 74, Pr. 822, Pr. 826, Pr. 832, Pr. 836, Pr. 849)

    Frequency/torque setting by analog input (terminal 1, 2, 4) 4.21.4 Response level of analog input and noise elimination (Pr. 74, Pr. 822, Pr. 826, Pr. 832, Pr. 836, Pr. 849) Response level and stability of frequency reference command and torque reference command by analog input (terminal 1, 2, 4) signal can be adjusted.
  • Page 291 Frequency/torque setting by analog input (terminal 1, 2, 4) (2) Time constant of analog input (Pr. 74) ⋅ Effective for eliminating noise in the frequency setting circuit. ⋅ Increase the filter time constant if steady operation cannnot be performed due to noise. A larger setting results in slower response (The time constant can be set between approximately 10ms to 1s with the setting of 0 to 8).

  • Page 292: Bias And Gain Of Frequency Setting Voltage (Current) (Pr. 125, Pr. 126, Pr. 241, C2(Pr. 902) To C7(Pr. 905), C12(Pr. 917) To C15(Pr. 918))

    Frequency/torque setting by analog input (terminal 1, 2, 4) 4.21.5 Bias and gain of frequency setting voltage (current) (Pr. 125, Pr. 126, Pr. 241, C2(Pr. 902) to C7(Pr. 905), C12(Pr. 917) to C15(Pr. 918)) You can set the magnitude (slope) of the output frequency as desired in relation to the frequency setting signal (0 to 5V, 0 to 10V or 0 to 20mADC).
  • Page 293 Frequency/torque setting by analog input (terminal 1, 2, 4) (1) The relationship between analog input terminal and calibration parameter Terminal 1 functional calibration parameter Calibration Parameters Pr. 868 Terminal Function Setting Bias setting Gain setting C2(Pr. 902) Terminal 2 frequency setting bias frequency Pr.
  • Page 294 Frequency/torque setting by analog input (terminal 1, 2, 4) (2) Change frequency maximum Initial value analog input. (Pr. 125, Pr. 126) 50Hz ⋅ Set a value in Pr. 125 (Pr. 126) when changing only the frequency setting (gain) of the maximum analog input power (current).
  • Page 295 Frequency/torque setting by analog input (terminal 1, 2, 4) (5) Frequency setting voltage (current) bias/gain adjustment method (a)Method to adjust any point by application of voltage (current) to across the terminals 2-5 (4-5). Operation Display Confirmation of the RUN indication and operation mode indication The inverter must be at a stop.
  • Page 296 Frequency/torque setting by analog input (terminal 1, 2, 4) (b) Method to adjust any point without application of a voltage (current) to across terminals 2-5(4-5). (To change from 4V (80%) to 5V (100%)) Operation Display Confirmation of the RUN indication and operation mode indication The inverter must be at a stop.
  • Page 297 Frequency/torque setting by analog input (terminal 1, 2, 4) (c) Method to adjust only the frequency without adjustment of a gain voltage (current). (When changing the gain frequency from 50Hz to 40Hz) Operation Display Pr. 125) or Terminal 2 input Terminal 4 input (Pr.

  • Page 298: Bias And Gain Of Torque (Magnetic Flux) Setting Voltage (Current) (Pr. 241, C16(Pr. 919) To C19(Pr. 920), C38 (Pr. 932) To C41 (Pr. 933))

    Frequency/torque setting by analog input (terminal 1, 2, 4) 4.21.6 Bias and gain of torque (magnetic flux) setting voltage (current) (Pr. 241, C16(Pr. 919) to C19(Pr. 920), C38 (Pr. 932) to C41 (Pr. 933)) Sensorless Sensorless Sensorless Vector Vector Vector You can set the magnitude (slope) of the torque as desired in relation to the torque setting signal (0 to 5VDC, 0 to 10V or 4 to 20mA).
  • Page 299 Frequency/torque setting by analog input (terminal 1, 2, 4) Terminal 4 functional calibration parameter Calibration Parameters Pr. 858 Terminal Function Setting Bias setting Gain setting Frequency (speed) C5(Pr. 904) Terminal 4 frequency setting bias frequency Pr. 126 Terminal 4 frequency setting gain frequency (initial command/speed C6(Pr.
  • Page 300 Frequency/torque setting by analog input (terminal 1, 2, 4) (6) Adjustment method of torque setting voltage (current) bias and gain a) Method to adjust any point without application of a voltage (current) to across terminals 1-5(4-5) Operation Display Confirmation of the RUN indication and operation mode indication The inverter must be at a stop.
  • Page 301 Frequency/torque setting by analog input (terminal 1, 2, 4) b) Method to adjust any point without application of a voltage (current) to across terminals 1-5(4-5) (To change from 8V (80%) to 10V (100%)) Operation Display Confirmation of the RUN indication and operation mode indication The inverter must be at a stop.
  • Page 302 Frequency/torque setting by analog input (terminal 1, 2, 4) c) Method to adjust torque only without adjustment of gain voltage (current) (when changing gain torque from 150% to 130%) Operation Display Pr.920) or Terminal 1 input Terminal 4 input (Pr.933) appears. Press to show the currently set value.

  • Page 303: 4Ma Input Check Of Current Input (Pr. 573)

    Frequency/torque setting by analog input (terminal 1, 2, 4) 4.21.7 4mA input check of current input (Pr. 573) When inputting 4 to 20mA current to terminal 2 or terminal 4, decrease in analog current input is detected to enable continuous operation even if input has decreased. Parameter Setting Name...
  • Page 304 Frequency/torque setting by analog input (terminal 1, 2, 4) (2) Function related to 4mA input check Refer to Function Operation (Pr. 573 = 1) page Minimum frequency Even if the input current decreases, minimum frequency setting clamp is valid. Operation by multiple speed signal has precedence even if input current decreases. Multi-speed operation (Frequency is not retained when the input current decreases.) Operation stops when a multi-speed signal turns off.

  • Page 305: Misoperation Prevention And Parameter Setting Restriction

    Misoperation prevention and parameter setting restriction 4.22 Misoperation prevention and parameter setting restriction Purpose Parameter that must be Set Refer to Page Limit reset function Reset selection/disconnected Make alarm stop when PU is disconnected Pr. 75 PU detection/PU stop selection Stop from PU Parameter write disable Prevention of parameter rewrite...
  • Page 306 Misoperation prevention and parameter setting restriction (1) Reset selection • You can select the operation timing of reset function (RES signal, reset command through communication) input. • When Pr. 75 is set to any of "1, 3, 15, 17, 101, 103, 115, 117", a reset can be input only when the protective function is activated.
  • Page 307 Misoperation prevention and parameter setting restriction (4) Restarting method when stop was made by pressing from the PU during external operation (a) When operation panel (FR- DU07) is used Speed 1)After the motor has decelerated to a stop, turn off the STF or STR signal.

  • Page 308: Parameter Write Selection (Pr. 77)

    Misoperation prevention and parameter setting restriction 4.22.2 Parameter write selection (Pr. 77) You can select whether write to various parameters can be performed or not. Use this function to prevent parameter values from being rewritten by misoperation. Parameter Setting Name Initial Value Description Number...

  • Page 309: Reverse Rotation Prevention Selection (Pr. 78)

    Misoperation prevention and parameter setting restriction 4.22.3 Reverse rotation prevention selection (Pr. 78) This function can prevent reverse rotation fault resulting from the incorrect input of the start signal. Parameter Name Initial Value Setting Range Description Number Both forward and reverse rotations allowed Reverse rotation prevention selection...
  • Page 310 Misoperation prevention and parameter setting restriction (2) User group function (Pr. 160, Pr. 172 to Pr. 174) ⋅ The user group function is designed to display only the parameters necessary for setting. ⋅ From among all parameters, a maximum of 16 parameters can be registered to a user group. When Pr. 160 is set to "1", only the parameters registered to the user group can be accessed.

  • Page 311: Selection Of Operation Mode And Operation Location

    Selection of operation mode and operation location 4.23 Selection of operation mode and operation location Refer to Purpose Parameter that must be Set Page Operation mode selection Operation mode selection Pr. 79 Started in network operation mode Operation mode at power on Pr.
  • Page 312 Selection of operation mode and operation location (1) Operation mode basics ⋅ The operation mode is to specify the source of inputting the start command and set frequency of the inverter. Personal computer ⋅ Select "external operation mode" when PU operation performing operation by basically using the control mode circuit terminals and providing potentiometers,...
  • Page 313 Selection of operation mode and operation location (3) Operation mode selection flow In the following flowchart, select the basic parameter setting and terminal connection related to the operation mode. START Connection Parameter setting Operation Where is the start command source? From external (STF/STR terminal) Where is the frequency set?
  • Page 314 Selection of operation mode and operation location (4) External operation mode (setting "0" (initial value), "2") ⋅ Select the external operation mode when performing operation providing frequency setting potentiometer, start switch, etc. externally connecting them to the control circuit terminals of the inverter.
  • Page 315 Selection of operation mode and operation location (6) PU/external combined operation mode 1 (setting "3") ⋅ Select the PU/external combined operation mode 1 when making frequency setting from the operation panel (FR-DU07) or parameter unit (FR-PU04/FR- PU07) and inputting the start command with the external start switch.
  • Page 316 Selection of operation mode and operation location (8) Switch-over mode (setting "6") ⋅ While continuing operation, you can switch between the PU operation, external operation and network operation (when RS-485 terminals or communication option is used). Operation Mode Switching Switching Operation/Operating Status Select the PU operation mode with the operation panel or parameter unit.
  • Page 317 Selection of operation mode and operation location (10) Switching of operation mode by external terminal (X16 signal) ⋅ When external operation and operation from the operation panel are used together, use of the PU-external operation switching signal (X16) allows switching between the PU operation mode and external operation mode during a stop (during a motor stop, start command off).
  • Page 318 Selection of operation mode and operation location (11) Switching of operation mode by external terminal (X65, X66 signal) ⋅ When Pr. 79 = any of "0, 2, 6, 7", the operation mode switching signals (X65, X66) can be used to change the PU or external operation mode to network operation mode during a stop (during a motor stop or start command off).

  • Page 319: Operation Mode At Power On (Pr. 79, Pr. 340)

    Selection of operation mode and operation location 4.23.2 Operation mode at power on (Pr. 79, Pr. 340) When power is switched on or when power comes back on after instantaneous power failure, the inverter can be started up in network operation mode. After the inverter has started up in the network operation mode, parameter write and operation can be performed from a program.

  • Page 320: Operation Command Source And Speed Command Source During Communication Operation (Pr. 338, Pr. 339, Pr. 550, Pr. 551)

    Selection of operation mode and operation location 4.23.3 Operation command source and speed command source during communication operation (Pr. 338, Pr. 339, Pr. 550, Pr. 551) When the RS-485 terminals or communication option is used, the external operation command and speed command can be made valid.
  • Page 321 Selection of operation mode and operation location (3) Controllability through communcation Operation External/PU External/PU NET Operation NET Operation Condition Combined Combined Mode Operation External (when RS-485 (when (Pr. 551 Operation Mode Operation communication Location Operation Operation terminals are Mode 2 Setting) option is used) used)
  • Page 322 Selection of operation mode and operation location Operation External/PU External/PU NET Operation NET Operation Condition Combined Combined Mode Operation External (when RS-485 (when (Pr. 551 Operation Mode Operation communication Location Operation Operation terminals are Mode 2 Setting) option is used) used) Item (Pr.
  • Page 323 Selection of operation mode and operation location (5) Selection of control source in network operation mode (Pr. 338, Pr. 339) ⋅ As control sources, there are the operation command sources that control the signals related to the inverter start command and function selection and the speed command source that controls the signals related to frequency setting. ⋅...
  • Page 324 Selection of operation mode and operation location Pr. 338 Communication operation command 0: NET 1: External Operation source Location Remarks Pr. 339 Communication speed command Selection 0: NET 1:External 2:External 0: NET 1:External 2:External source Torque bias selection 1 External Torque bias selection 2 External P/PI control switchover...

  • Page 325: Communication Operation And Setting

    Communication operation and setting 4.24 Communication operation and setting Refer to Purpose Parameter that must be Set Page Initial setting of computer link Communication operation from PU connector Pr. 117 to Pr. 124 communication (PU connector) Initial setting of computer link Pr.

  • Page 326: System Configuration

    Maker FA-T-RS40 Mitsubishi Electric Engineering Co., Ltd. * The converter cable cannot connect two or more inverters (the computer and inverter are connected on a 1:1 basis). Since the product is packed with the RS-232C cable and RS-485 cable (10BASE-T + RJ-45 connector), the cable and connector need not be prepared separately.

  • Page 327: Wiring And Arrangement Of Rs-485 Terminals

    Communication operation and setting 4.24.2 Wiring and arrangement of RS-485 terminals (1) RS-485 terminal layout Name Description RDA1 OPEN Inverter receive+ (RXD1+) RDB1 Inverter receive- Terminating resistor switch (RXD1-) Factory-set to "OPEN". RDA2 Inverter receive+ Set only the terminating resistor switch of (RXD2+) (for branch) 100Ω...
  • Page 328 Communication operation and setting (3) RS-485 terminal system configuration Connection of a computer to the inverter (1:1 connection) Computer Computer Inverter Inverter RS-485 RS-485 RS-485 terminals terminals Maximum RS-232C interface/ cable terminals Converter Twisted pair cable Twisted pair cable *Set the terminating resistor switch to the "100Ω" position. Combination of computer and multiple inverters (1:n connection) Station 0 Station 1...
  • Page 329 Communication operation and setting (4) RS-485 terminal wiring method Wiring of one RS-485 computer and one inverter Computer Wiring of one RS-485 computer and "n" inverters (several inverters) Computer Station 0 Station 1 Station n Make connections in accordance with the manual of the computer used. Fully check the terminal numbers of the computer since they change with the model.

  • Page 330: Initial Settings And Specifications Of Rs-485 Communication (Pr. 117 To Pr. 124, Pr. 331 To Pr. 337, Pr. 341, Pr. 549)

    Communication operation and setting 4.24.3 Initial settings and specifications of RS-485 communication (Pr. 117 to Pr. 124, Pr. 331 to Pr. 337, Pr. 341, Pr. 549) Used to perform required settings for communication between the inverter and personal computer. There are two different communications: communication using the PU connector of the inverter and communication using the RS-485 terminals.

  • Page 331: Communication Eeprom Write Selection (Pr. 342)

    Communication operation and setting [RS-485 terminal communication related parameter] Parameter Initial Name Setting Range Description Number Value RS-485 communication station Set the inverter station number. (same 0 to 31 (0 to 247) number specifications as Pr. 117) 3, 6, 12, 24, 48, Used to select the communication speed.

  • Page 332: Mitsubishi Inverter Protocol (Computer Link Communication)

    Communication operation and setting 4.24.5 Mitsubishi inverter protocol (computer link communication) You can perform parameter setting, monitor, etc. from the PU connector or RS-485 terminals of the inverter using the Mitsubishi inverter protocol (computer link communication). (1) Communication specifications ⋅ The communication specifications are given below. Related Item Description...
  • Page 333 Communication operation and setting (3) Communication operation presence/absence and data format types ⋅ Data communication between the computer and inverter is made in ASCII code (hexadecimal code). ⋅ Communication operation presence/absence and data format types are as follows: Running Parameter Inverter Parameter Operation...
  • Page 334 Communication operation and setting (4) Data definitions 1) Control codes Signal Name ASCII Code Description Start Of Text (start of data) End Of Text (end of data) Enquiry (communication request) Acknowledge (no data error detected) Line Feed Carriage Return Negative Acknowledge (data error detected) 2) Inverter station number Specify the station number of the inverter which communicates with the computer.
  • Page 335 Communication operation and setting 7) Error Code If any error is found in the data received by the inverter, its definition is sent back to the computer together with the NAK code. Error Error Item Error Description Inverter Operation Code The number of errors consecutively detected in communication Computer NAK error request data from the computer is greater than allowed number of...
  • Page 336 Communication operation and setting (6) Retry count setting (Pr. 121, Pr. 335) ⋅ Set the permissible number of retries at occurrence of a data receive error. (Refer to page 325 for data receive error for retry) ⋅ When data receive errors occur consecutively and exceed the permissible number of retries set, an inverter alarm (E.PUE) is provided and the output is shut off.
  • Page 337 Communication operation and setting (8) Instructions for the program 1) When data from the computer has any error, the inverter does not accept that error. Hence, in the user program, always insert a retry program for data error. 2) All data communication, e.g. run command or monitoring, are started when the computer gives a communication request.
  • Page 338 Communication operation and setting (9) Setting items and set data After completion of parameter setting, set the instruction codes and data then start communication from the computer to allow various types of operation control and monitoring. Number of Read/ Instruction Item Data Description Data Digits...
  • Page 339 Communication operation and setting Number of Read/ Instruction Item Data Description Data Digits Write Code (format) All parameters return to the initial values. Any of four different all clear operations are performed according to the data. Communi- Calibration Other Pr. cation Pr.
  • Page 340 Communication operation and setting List of calibration parameters Instruction Instruction Instruction code code code Para Para Para Name Name Name meter meter meter Terminal 2 frequency Current output bias Terminal 1 gain 5E DE 1 1E 9E (902) setting bias frequency command (torque/ 14 94 (930)
  • Page 341 Communication operation and setting [Alarm data] Refer to page 393 for details of alarm description. Data Description Data Description Data Description Alarm description display example (instruction code H74) No alarm E.PTC E.OD E.OC1 E.OPT E.MB1 For read data H30A0 (Previous alarm ..THT) E.OC2 E.OP3 E.MB2...
  • Page 342 Communication operation and setting [Inverter status monitor] Instruction Item Description Example Code Length b0:RUN (inverter running)* [Example 1] H02 During forward b1:Forward rotation rotation b2:Reverse rotation Inverter b3:SU (up to frequency) * status 8bit b4:OL (overload) * monitor [Example 2] H80 Stop at alarm b5:IPF (instantaneous power failure) * occurrence...

  • Page 343: Modbus-Rtu Communication Specifications (Pr. 331, Pr. 332, Pr. 334, Pr. 343, Pr. 539, Pr. 549)

    Communication operation and setting 4.24.6 Modbus-RTU communication specifications (Pr. 331, Pr. 332, Pr. 334, Pr. 343, Pr. 539, Pr. 549) Using the Modbus-RTU communication protocol, communication operation or parameter setting can be performed from the RS-485 terminals of the inverter. Parameter Name Initial Value...
  • Page 344 Communication operation and setting (2) Outline The Modbus protocol is the communication protocol developed by Modicon for PLC. The Modbus protocol performs serial communication between the master and slave using the dedicated message frame. The dedicated message frame has the functions that can perform data read and write. Using the functions, you can read and write the parameter values from the inverter, write the input command of the inverter, and check the operating status.
  • Page 345 Communication operation and setting (4) Message frame (protocol) Communication method Basically, the master sends a query message (question) and the slave returns a response message (response). When communication is normal, Device Address and Function Code are copied as they are, and when communication is abnormal (function code or data code is illegal), bit 7 (= 80h) of Function Code is turned on and the error code is set to Data Bytes.
  • Page 346 Communication operation and setting (5) Message format types The message formats corresponding to the function codes in Table 1 on page 335 will be explained. Read holding register data (H03 or 03) Can read the description of 1) system environment variables, 2) real-time monitor, 3) alarm history, and 4) inverter parameters assigned to the holding register area (refer to the register list (page 341)).
  • Page 347 Communication operation and setting Write multiple holding register data (H06 or 06) You can write the description of 1) system environment variables and 4) inverter parameters assigned to the holding register area (refer to the register list (page 341)). Query message 1) Slave Address 2) Function 3) Register Address 4) Preset Data...
  • Page 348 Communication operation and setting Function diagnosis (H08 or 08) A communication check can be made since the query message sent is returned unchanged as a response message (function of subfunction code H00). Subfunction code H00 (Return Query Data) Query Message 1) Slave Address 2) Function 3) Subfunction 4) Date...
  • Page 349 Communication operation and setting ⋅ Description of normal response 1) to 4) (including CRC check) of the normal response are the same as those of the query message. Example) To write 0.5s (H05) to 41007 (Pr. 7) at the slave address 25 (H19) and 1s (H0A) to 41008 (Pr. 8). Query Message Slave Starting...
  • Page 350 Communication operation and setting Error response An error response is returned if the query message received from the master has an illegal function, address or data. No response is returned for a parity, CRC, overrun, framing or busy error. CAUTION No response message is sent in the case of broadcast communication also.
  • Page 351 Communication operation and setting (6) Modbus registers System environment variable Register Definition Read/Write Remarks 40002 Inverter reset Write Any value can be written 40003 Parameter clear Write Set H965A as a written value. 40004 All parameter clear Write Set H99AA as a written value. 40006 Parameter clear Write...
  • Page 352 Communication operation and setting Real-time monitor Refer to page 244 for details of the monitor description. Register Definition Increments Register Definition Increments Register Definition Increments 40201 Output frequency 0.01Hz 0.01kW/ 40226 Torque command 0.1% 40213 Input power 0.1kW 0.01A/ Torque current 40202 Output current 40227...
  • Page 353 Communication operation and setting Parameter Parameters Register Parameter Name Read/Write Remarks 41000 to Refer to the parameter list (page 65) for The parameter number + 41000 is the 0 to 999 Read/write 41999 the parameter names. register number. Terminal 2 frequency setting bias C2(902) 41902 Read/write...
  • Page 354 Communication operation and setting Alarm history Register Definition Read/Write Remarks 40501 Alarm history 1 Read/write 40502 Alarm history 2 Read Being 2 bytes in length, the data is stored as 40503 Alarm history 3 Read "H00 ". The error code can be referrred to in 40504 Alarm history 4 Read...
  • Page 355 Communication operation and setting (9) Signal loss detection (Pr. 539 Modbus-RTU communication check time interval) If a signal loss (communication stop) is detected between the inverter and master as a result of a signal loss detection, a communication error (E.SER) occurs and the inverter output is shut off. ·...

  • Page 356: Operation By Plc Function (Pr. 414 To Pr. 417, Pr. 498, Pr. 506 To Pr. 515)

    Communication operation and setting 4.24.7 Operation by PLC function (Pr. 414 to Pr. 417, Pr. 498, Pr. 506 to Pr. 515) I/O data read, write, etc. can be performed by accessing the inverter in the predetermined method using special relays, special registers, etc. Operation, parameter read/write, etc.

  • Page 357: Usb Communication (Pr. 547, Pr. 548)

    Communication operation and setting 4.24.8 USB communication (Pr. 547, Pr. 548) Inverter setup can be easily performed using the FR-Configurator by connecting the inverter and personal computer with a USB cable. A personal computer and inverter can be easily connected with one USB cable. Parameter Name Initial Value...

  • Page 358: Special Operation And Frequency Control

    Special operation and frequency control 4.25 Special operation and frequency control Refer Purpose Parameter that must be Set to Page Perform process control such as pump and air Pr. 127 to Pr. 134, PID control volume. Pr. 575 to Pr. 577 Switch between the inverter operation and Commercial power supply- Pr.

  • Page 359: Special Operation And Frequency Control

    Special operation and frequency control Parameter Initial Setting Name Description Number Value Range Set the maximum value. If the feedback value exceeds the setting, the FUP signal is output. The maximum input (20mA/ 0 to 100% 5V/10V) of the measured value (terminal 4) is equivalent to PID upper limit 9999 100%.
  • Page 360 Special operation and frequency control (2) PID action overview 1) PI action A combination of P action (P) and I action (I) for providing a Deviation Set point manipulated variable in response to deviation and changes with time. Measured value [Operation example for stepped changes of measured value] P action (Note) PI action is the sum of P and I actions.
  • Page 361 Special operation and frequency control 4)Reverse action Increases the manipulated variable (output frequency) if deviation X = (set point - measured value) is positive, and decreases the manipulated variable if deviation is negative. Deviation Set point [Heating] X>0 Cold Increase X<0 Decrease point...
  • Page 362 Special operation and frequency control (4) I/O signals and parameter setting ⋅ Turn on the X14 signal to perform PID control. When this signal is off, PID action is not performed and normal inverter operation is performed. (Note that it is not necessary to turn on X14 signal when performing PID control with using LONWORKS or CC-Link communication.
  • Page 363 Special operation and frequency control (5) PID control automatic switchover control (Pr. 127) ⋅ For a fast system startup at an operation start, the system can be started up in normal operation mode only at a start. ⋅ When the frequency is set to Pr. 127 PID control automatic switchover frequency within the range 0 to 400Hz, the system starts up in normal operation mode from a start until Pr.
  • Page 364 Special operation and frequency control (8) Adjustment procedure Adjust the PID control parameters, Pr. 127 to Pr. 134 and Pr. 575 to Pr. 577. Parameter setting Set the I/O terminals for PID control. (Pr. 178 to Pr. 189 (input terminal Terminal setting function selection), Pr.
  • Page 365 Special operation and frequency control <Set point input calibration> 1. Apply the input voltage of 0% set point setting (e.g. 0V) across terminals 2-5. 2. Enter in C2 (Pr. 902) the frequency which should be output by the inverter at the deviation of 0% (e.g. 0Hz). 3.

  • Page 366: Bypass-Inverter Switchover Function (Pr. 57, Pr. 58, Pr. 135 To Pr. 139, Pr. 159)

    Special operation and frequency control 4.25.2 Bypass-inverter switchover function (Pr. 57, Pr. 58, Pr. 135 to Pr. 139, Pr. 159) The complicated sequence circuit for bypass operation is built in the inverter. Hence, merely inputting the start, stop or automatic switchover selection signal facilitates the interlock operation of the switchover magnetic contactor.
  • Page 367 Special operation and frequency control (1) Connection diagram ⋅ The following shows the connection diagram of a typical electronic bypass sequence. Source logic, Pr. 185 = "7", Pr. 192 = "17", Pr. 193 = "18", Pr. 194 = "19" Take caution for the capacity of the sequence output terminal. The used terminal changes depending on the setting of Pr.
  • Page 368 Special operation and frequency control ⋅ The input signals are as indicated below. MC Operation Signal Terminal Used Function Operation ON ..Bypass-inverter operation ⎯ ⎯ Operation enable/disable enabled selection OFF ... Bypass-inverter operation × change disabled × ON..Inverter operation Inverter/bypass ×...
  • Page 369 Special operation and frequency control (2) Electronic bypass operation sequence ⋅ Operation sequence example when there is no automatic switchover sequence (Pr. 139 = "9999") Power supply Operation interlock ON : Operation enabled (MRS) OFF: Operation disabled Inverter run command ON : Forward rotation (STF) OFF: Stop...
  • Page 370 Special operation and frequency control (3) Operation procedure 1)Procedure for operation Operation pattern ⋅ Pr. 135 = "1" (open collector output terminal of inverter) Power supply ON ⋅ Pr. 136 = "2.0s" ⋅ Pr. 137 = "1.0s" (Set the time longer than the time from when Setting the parameters MC3 actually turns on until the inverter and motor are connected.

  • Page 371: Load Torque High Speed Frequency Control (Pr. 4, Pr. 5, Pr. 270 To Pr. 274)

    Special operation and frequency control 4.25.3 Load torque high speed frequency control (Pr. 4, Pr. 5, Pr. 270 to Pr. 274) Load torque high speed frequency control is a function <Without high-speed <With high-speed which automatically sets the operational maximum frequency control>...
  • Page 372 Special operation and frequency control (1) Load torque high speed frequency control setting · Set "2 or 3" in Pr. 270 Stop-on contact/load torque high-speed frequency control selection. · When operating with the load torque high speed frequency function selection signal (X19) on, the inverter automatically changes the maximum frequency within the setting range of Pr.

  • Page 373: Droop Control (Pr. 286 To Pr. 288)

    Special operation and frequency control 4.25.4 Droop control (Pr. 286 to Pr. 288) Magnetic flux Magnetic flux Magnetic flux Sensorless Sensorless Sensorless Vector Vector Vector This function is designed to balance the load in proportion to the load torque to provide the speed drooping characteristic under advanced magnetic flux vector control, real sensorless vector control and vector control.
  • Page 374 Special operation and frequency control (2) Limit the frequency after droop compensation (0 limit) · Setting Pr. 288 under real sensorless vector control or vector control can limit the frequency command when the frequency after droop compensation is negative. Description Pr.

  • Page 375: Frequency Setting By Pulse Train Input (Pr. 291, Pr. 384 To Pr. 386)

    Special operation and frequency control 4.25.5 Frequency setting by pulse train input (Pr. 291, Pr. 384 to Pr. 386) The inverter speed can be set by inputting pulse train from terminal JOG. Parameter Initial Setting Name Description Number Value Range Terminal JOG Pulse train input selection Pulse train input...
  • Page 376 Special operation and frequency control * When the wiring length of the open collector output connection is long, input pulse can not be recognized because of a pulse shape deformation due to the stray capacitances of the wiring. When wiring length is long (10m or more of 0.75mm twisted cable is recommended), connect an open collector output signal and power supply using a pull up resistance.

  • Page 377: Encoder Feedback Control (Pr. 144, Pr. 285, Pr. 359, Pr. 367 To Pr. 369)

    Special operation and frequency control 4.25.6 Encoder feedback control (Pr. 144, Pr. 285, Pr. 359, Pr. 367 to Pr. 369) Magnetic flux Magnetic flux Magnetic flux This controls the inverter output frequency so that the motor speed is constant to the load variation by detecting the motor speed with the speed detector (encoder) to feed it back to the inverter.
  • Page 378 Special operation and frequency control (2) Selection of encoder feedback control (Pr. 367 ) ⋅ When a value other than "9999" is set in Pr. 367 Speed feedback range, encoder feedback control is valid. Regeneration load Speed feedback range Driven load Using the set point (frequency at which stable speed operation is performed) as reference, set the higher and Set value...

  • Page 379: Traverse Function (Pr. 592 To Pr. 597)

    Special operation and frequency control 4.25.7 Traverse function (Pr. 592 to Pr. 597) Traverse operation which varies the amplitude of the frequency in a constant cycle can be performed. Parameter Initial Name Setting Range Description Number Value Traverse function invalid Traverse function is valid only in the Traverse function selection external operation mode...
  • Page 380 Special operation and frequency control REMARKS When the second function signal (RT) is on, normal acceleration/deceleration time (Pr. 7, Pr. 8) is the same as second acceleration/deceleration time (Pr. 44, Pr. 45). Output frequency(Hz) F0 is rewritten at this point. Reflected on the action ·...

  • Page 381: Regeneration Avoidance Function (Pr. 665, Pr. 882 To Pr. 886)

    Special operation and frequency control 4.25.8 Regeneration avoidance function (Pr. 665, Pr. 882 to Pr. 886) This function detects a regenerative status and increases the frequency to avoid the regenerative status. Possible to avoid regeneration by automatically increasing the frequency and continue operation if the fan happens to rotate faster than the set speed due to the effect of another fan in the same duct.
  • Page 382 Special operation and frequency control (2) To detect the regenerative status during deceleration faster (Pr. 884) ⋅ As the regeneration avoidance function cannot respond to an abrupt voltage change by detection of the bus voltage level, the ratio of bus voltage change is detected to stop deceleration if the bus voltage is less than Pr. 883 Regeneration avoidance operation level.

  • Page 383: Useful Functions

    Useful functions 4.26 Useful functions Refer to Purpose Parameter that must be Set Page Increase cooling fan life Cooling fan operation selection Pr. 244 Inverter part life display Pr. 255 to Pr. 259 To determine the maintenance time Maintenance output function Pr.

  • Page 384: Display Of The Life Of The Inverter Parts (Pr. 255 To Pr. 259)

    Useful functions 4.26.2 Display of the life of the inverter parts (Pr. 255 to Pr. 259) Degrees of deterioration of main circuit capacitor, control circuit capacitor, cooling fan and inrush current limit circuit can be diagnosed by monitor. When any part has approached the end of its life, an alarm can be output by self diagnosis to prevent a fault. (Use the life check of this function as a guideline since the life except the main circuit capacitor is calculated theoretically.) For the life check of the main circuit capacitor, the alarm signal (Y90) will not be output if a measuring method of...
  • Page 385 Useful functions (1) Life alarm display and signal output (Y90 signal, Pr. 255) ⋅ Whether any of the control circuit capacitor, main circuit capacitor, cooling fan and inrush current limit circuit has reached the life alarm output level or not can be checked by Pr. 255 Life alarm status display and life alarm signal (Y90). •...
  • Page 386 Useful functions (4) Main circuit capacitor life display (Pr. 258, Pr. 259) ⋅ The deterioration degree of the main circuit capacitor is displayed in Pr. 258 as a life. ⋅ On the assumption that the main circuit capacitor capacitance at factory shipment is 100%, the capacitor life is displayed in Pr.

  • Page 387: Maintenance Timer Alarm (Pr. 503, Pr. 504)

    Useful functions 4.26.3 Maintenance timer alarm (Pr. 503, Pr. 504) When the cumulative energization time of the inverter reaches the parameter set time, the maintenance timer output signal (Y95) is output. (MT) is displayed on the operation panel (FR-DU07). This can be used as a guideline for the maintenance time of peripheral devices. Parameter Name Initial Value...

  • Page 388: Current Average Value Monitor Signal (Pr. 555 To Pr. 557)

    Useful functions 4.26.4 Current average value monitor signal (Pr. 555 to Pr. 557) The average value of the output current during constant speed operation and the maintenance Output Input unit unit timer value are output as a pulse to the current Inverter average value monitor signal (Y93).
  • Page 389 Useful functions (3) Setting of Pr. 557 Current average value monitor signal output reference current Set the reference (100%) for outputting the signal of the current average value. Obtain the time to output the signal from the following formula. Output current average value ×...

  • Page 390: Free Parameter (Pr. 888, Pr. 889)

    Useful functions 4.26.5 Free parameter (Pr. 888, Pr. 889) You can input any number within the setting range 0 to 9999. For example, the number can be used: ⋅ As a unit number when multiple units are used. ⋅ As a pattern number for each operation application when multiple units are used. ⋅...

  • Page 391: Setting Of The Parameter Unit And Operation Panel

    Setting of the parameter unit and operation panel 4.27 Setting of the parameter unit and operation panel Purpose Parameter that must be Set Refer to Page Switch the display language of the PU display language selection Pr. 145 parameter unit Use the setting dial of the operation panel like a volume for frequency Operation panel operation selection...
  • Page 392 Setting of the parameter unit and operation panel (1) Using the setting dial like a volume to set the frequency. Operation example Changing the frequency from 0Hz to 50Hz during operation Operation Display Screen at powering on The monitor display appears. PU indication is lit.

  • Page 393: Buzzer Control (Pr. 990)

    Setting of the parameter unit and operation panel (2) Disable the setting dial and key operation of the operation panel (Press [MODE] long (2s)) ⋅ Operation using the setting dial and key of the operation panel can be made invalid to prevent parameter change and unexpected start and stop.

  • Page 394: Parameter Clear

    Parameter clear 4.28 Parameter clear POINT · Set "1" in Pr. CL parameter clear to initialize all parameters. (Parameters are not cleared when "1" is set in Pr. 77 Parameter write selection. In addition, calibration parameters are not cleared.) Operation Display Screen at powering on The monitor display appears.

  • Page 395: All Parameter Clear

    All parameter clear 4.29 All parameter clear POINT · Set "1" in ALLC parameter clear to initialize all parameters. (Parameters are not cleared when "1" is set in Pr. 77 Parameter write selection. In addition, calibration parameters are not cleared.) Display Operation Screen at powering on...

  • Page 396: Parameter Copy And Parameter Verification

    Parameter copy and parameter verification 4.30 Parameter copy and parameter verification PCPY Setting Description Cancel Copy the source parameters to the operation panel. Write the parameters copied to the operation panel into the destination inverter. Verify parameters in the inverter and operation panel. (Refer to page 47.) REMARKS ·...

  • Page 397: Parameter Verification

    Parameter copy and parameter verification appears...Why? Parameter read error. Perform operation from step 3 again. appears...Why? Parameter write error. Perform operation from step 8 again. flicker alternately Appears when parameters are copied between the inverter of 01800 or less and 02160 or more. 1.

  • Page 398: Check And Clear Of The Alarm History

    Check and clear of the alarm history 4.31 Check and clear of the alarm history (1) Check for the alarm (major fault) history Monitor/frequency setting Parameter setting [Operation panel is used [Parameter setting change] for operation] Alarm history [Operation for displaying alarm history] Eight past alarms can be displayed with the setting dial.
  • Page 399 Check and clear of the alarm history (2) Clearing procedure POINT · The alarm history can be cleared by setting "1" in Er.CL Alarm history clear. Display Operation Screen at powering on The monitor display appears. The parameter Press to choose the parameter number previously setting mode.
  • Page 400 MEMO...

  • Page 401: Protective Functions

    5 PROTECTIVE FUNCTIONS This chapter describes the basic "PROTECTIVE FUNCTION" for use of this product. Always read the instructions before using the equipment 5.1 Reset method of protective function......392 5.2 List of alarm display ..........393 5.3 Causes and corrective actions ........394 5.4 Correspondences between digital and actual characters ...............407 5.5 Check first when you have troubles ......408...

  • Page 402: Reset Method Of Protective Function

    Reset method of protective function When an alarm (major failures) occurs in the inverter, the protective function is activated bringing the inverter to an alarm stop and the PU display automatically changes to any of the following error (alarm) indications. If your fault does not correspond to any of the following errors or if you have any other problem, please contact your sales representative.

  • Page 403: List Of Alarm Display

    List of alarm display 5.2 List of alarm display Operation Panel Refer Operation Panel Refer Name Name Indication Indication Output side earth (ground) E.GF E - - - Alarm history fault overcurrent HOLD Operation panel lock E.LF Output phase failure External thermal relay E.OHT Er1 to 4 Parameter write error...

  • Page 404: Causes And Corrective Actions

    Causes and corrective actions 5.3 Causes and corrective actions (1) Error message A message regarding operational troubles is displayed. Output is not shut off. Operation Panel HOLD Indication Name Operation panel lock Description Operation lock mode is set. Operation other than is made invalid.
  • Page 405 Causes and corrective actions Operation Panel Indication Name Parameter read error Description An error occurred in the EEPROM on the operation panel side during parameter copy reading. Check point -- -- -- - -- -- - -- · Make parameter copy again. (Refer to page 386.) Corrective action ·...
  • Page 406 Causes and corrective actions (2) Warnings When the protective function is activated, the output is not shut off. Operation Panel FR-PU04 Indication FR-PU07 Name Stall prevention (overcurrent) When the output current (output torque during real sensorless vector control or vector control) of the inverter exceeds the stall prevention operation level (Pr.
  • Page 407 Causes and corrective actions Operation Panel FR-PU04 Indication FR-PU07 Name Regenerative brake prealarm Appears if the regenerative brake duty reaches or exceeds 85% of the Pr. 70 Special regenerative brake duty value. If the regenerative brake duty reaches 100%, a regenerative overvoltage (E. OV_) occurs. Description The RBP signal can be simultaneously output with the [RB] display.
  • Page 408 Causes and corrective actions (4) Major fault When the protective function is activated, the inverter output is shut off and an alarm is output. Operation Panel FR-PU04 E.OC1 OC During Accs Indication FR-PU07 Name Overcurrent shut-off during acceleration When the inverter output current reaches or exceeds approximately 220% of the rated current during Description acceleration, the protective circuit is activated to stop the inverter output.
  • Page 409 Causes and corrective actions Operation Panel FR-PU04 E.OV1 OV During Acc Indication FR-PU07 Name Regenerative overvoltage shut-off during acceleration If regenerative energy causes the inverter's internal main circuit DC voltage to reach or exceed the Description specified value, the protective circuit is activated to stop the inverter output. The circuit may also be activated by a surge voltage produced in the power supply system.
  • Page 410 Causes and corrective actions FR-PU04 Operation Panel E.FIN H/Sink O/Temp Indication FR-PU07 Name Fin overheat If the heatsink overheats, the temperature sensor is actuated to stop the inverter output. The FIN signal can be output when the temperature becomes approximately 85% of the heatsink Description overheat protection operation temperature.
  • Page 411 Causes and corrective actions FR-PU04 Operation Panel Stll Prev STP ( OL shown during stall E.OLT Indication prevention operation) FR-PU07 Name Stall prevention If the frequency has fallen to 0.5Hz by stall prevention operation and remains for 3s, an alarm (E.OLT) appears to shutoff the inverter output.
  • Page 412 Causes and corrective actions FR-PU04 Operation Panel E.OPT Option Fault Indication FR-PU07 Name Option alarm Appears when the AC power supply is connected to the terminal R/L1, S/L2, T/L3 accidentally when a high power factor converter is connected. Description Appears when torque command by the plug-in option is selected using Pr. 804 Torque command source selection and no plug-in option is mounted.
  • Page 413 Causes and corrective actions FR-PU04 Fault 14 Operation Panel E.PE2 Indication FR-PU07 PR storage alarm Name Parameter storage device alarm (main circuit board) Description A fault occurred in parameters stored (EEPROM failure) Check point —————— Corrective action Please contact your sales representative. Operation Panel FR-PU04 E.PUE...
  • Page 414 Causes and corrective actions Operation Panel FR-PU04 E.OS Overspeed occurrence Indication FR-PU07 Name Overspeed occurence Appears when the motor speed reaches and exceeds the overspeed setting level under encoder Description feedback control, real sensorless vector control or vector control. · Check that the Pr. 374 Overspeed detection level value is correct. Check point ·...
  • Page 415 Causes and corrective actions Operation Panel FR-PU04 E.P24 E.P24 Indication FR-PU07 Name 24VDC power output short circuit When the 24VDC power output from the PC terminal is shorted, this function shuts off the power output. Description At this time, all external contact inputs switch off. The inverter cannot be reset by entering the RES signal.
  • Page 416 Causes and corrective actions Operation Panel FR-PU04 E.11 Fault 11 Indication FR-PU07 Name Opposite rotation deceleration error The speed may not decelerate during low speed operation if the rotation direction of the speed command and the estimated speed differ when the rotation is changing from forward to reverse or from Description reverse to forward during torque control under real sensorless vector control.

  • Page 417: Correspondences Between Digital And Actual Characters

    Correspondences between digital and actual characters 5.4 Correspondences between digital and actual characters There are the following correspondences between the actual alphanumeric characters and the digital characters displayed on the operation panel. Actual Digital Actual Digital Actual Digital...

  • Page 418: Check First When You Have Troubles

    Check first when you have troubles 5.5 Check first when you have troubles When performing real sensorless vector control or vector control, refer to trouble shooting on page 104 (speed control), page 123 (torque control) and page 135 (position control) in addition to the following check points. POINT If the cause is still unknown after every check, it is recommended to initialize the parameters (initial value) then reset the required parameter values and check again.

  • Page 419: Motor Generates Heat Abnormally

    Check first when you have troubles 5.5.3 Motor generates heat abnormally Is the fan for the motor is running? (Check for accumulated dust.) Check that the load is not too heavy. Lighten the load. Check that the inverter output voltages (U, V, W) balanced. Check that the Pr.

  • Page 420: Speed Varies During Operation

    Check first when you have troubles 5.5.9 Speed varies during operation When advanced magnetic flux vector control, real sensorless vector control, vector control or encoder feedback control is exercised, the output frequency varies with load fluctuation between 0 and 2Hz. This is a normal operation and is not a fault.

  • Page 421: Precautions For Maintenance And Inspection

    PRECAUTIONS FOR MAINTENANCE AND INSPECTION This chapter provides the "PRECAUTIONS FOR MAINTENANCE AND INSPECTION" of this product. Always read the instructions before using the equipment 6.1 Inspection item ............412 6.2 Measurement of main circuit voltages, currents and powers..............420...

  • Page 422: Inspection Item

    Inspection item The inverter is a static unit mainly consisting of semiconductor devices. Daily inspection must be performed to prevent any fault from occurring due to the adverse effects of the operating environment, such as temperature, humidity, dust, dirt and vibration, changes in the parts with time, service life, and other factors. •...

  • Page 423: Daily And Periodic Inspection

    Inspection item 6.1.3 Daily and periodic inspection Interval Corrective Action at Inspection Item Description Alarm Occurrence Check the ambient temperature, humidity, dirt, Surrounding Improve emvironment environment corrosive gas, oil mist , etc. Check alarm location and General Overall unit Check for unusual vibration and noise. retighten Power supply Check that the main circuit voltages and control...

  • Page 424: Display Of The Life Of The Inverter Parts

    Inspection item 6.1.4 Display of the life of the inverter parts The self-diagnostic alarm is output when the life span of the control circuit capacitor, cooling fan, each parts of the inrush current limit circuit is near to give an indication of replacement time . The life alarm output can be used as a guideline for life judgement.

  • Page 425: Cleaning

    Inspection item 6.1.6 Cleaning Always run the inverter in a clean status. When cleaning the inverter, gently wipe dirty areas with a soft cloth immersed in neutral detergent or ethanol. CAUTION Do not use solvent, such as acetone, benzene, toluene and alcohol, as they will cause the inverter surface paint to peel off. The display, etc.
  • Page 426 9LB1424H5H03 07700, 08660 09620 to 12120 9LB1424S5H04 The FR-A740-00023 to 00052 are not provided with a cooling fan. • Removal (FR-A740-00083 to 03610) 1) Push the hooks from above and remove the fan cover. 00770 to 03610 00170 to 00620 00083, 00126 2) Disconnect the fan connectors.
  • Page 427 Inspection item • Reinstallation (FR-A740-00083 to 03610) 1)After confirming the orientation of the fan, reinstall the fan so that the arrow on the left of "AIR FLOW" faces up. AIR FLOW <Fan side face> 2)Reconnect the fan connectors. 00170 to 00380 00083, 00126 00770 to 03610 00470, 00620...
  • Page 428 Inspection item • Removal (04320 or more) 1) Remove a fan cover. 2) After removing a fan connector, remove a fan block. 3) Remove the fan. Fan * Fan connection connector * The number of cooling fans differs according to the inverter capacity. (refer to page 416.) •...

  • Page 429: Inverter Replacement

    Inspection item (3) Smoothing capacitors A large-capacity aluminum electrolytic capacitor is used for smoothing in the main circuit DC section, and an aluminum electrolytic capacitor is used for stabilizing the control power in the control circuit. Their characteristics are deteriorated by the adverse effects of ripple currents, etc.

  • Page 430: Measurement Of Main Circuit Voltages, Currents And Powers

    Measurement of main circuit voltages, currents and powers 6.2 Measurement of main circuit voltages, currents and powers Since the voltages and currents on the inverter power supply and output sides include harmonics, measurement data depends on the instruments used and circuits measured. When instruments for commercial frequency are used for measurement, measure the following circuits with the instruments given on the next page.
  • Page 431 Measurement of main circuit voltages, currents and powers Measuring points and instruments Measuring Item Measuring Instrument Remarks (Reference Measured Value) Point Across R/L1-S/ Commercial power supply Power supply voltage L2, S/L2-T/L3, T/ Moving-iron type AC voltmeter Within permissible AC voltage fluctuation L3-R/L1 (Refer to page 426) Power supply side...

  • Page 432: Measurement Of Powers

    Measurement of main circuit voltages, currents and powers 6.2.1 Measurement of powers Using an electro-dynamometer type meter, measure the power in both the input and output sides of the inverter using the two- or three-wattmeter method. As the current is liable to be imbalanced especially in the input side, it is recommended to use the three-wattmeter method.

  • Page 433: Measurement Of Currents

    Measurement of main circuit voltages, currents and powers 6.2.3 Measurement of currents Use a moving-iron type meter on both the input and output sides of the inverter. However, if the carrier frequency exceeds 5kHz, do not use that meter since an overcurrent losses produced in the internal metal parts of the meter will increase and the meter may burn out.

  • Page 434: Measurement Of Converter Output Voltage (Across Terminals P/+ - N/-)

    Measurement of main circuit voltages, currents and powers 6.2.6 Measurement of converter output voltage (across terminals P/+ - N/-) The output voltage of the converter is developed across terminals P/+ - N/- and can be measured with a moving-coil type meter (tester). Although the voltage varies according to the power supply voltage, approximately 540V to 600V is output when no load is connected and voltage decreases when a load is connected.

  • Page 435: Specifications

    7 SPECIFICATIONS This chapter provides the "SPECIFICATIONS" of this product. Always read the instructions before using the equipment 7.1 Rating ..............426 7.2 Common specifications ...........427 7.3 Outline dimension drawings ........428 7.4 Installation of the heatsink portion outside the enclosure for use.............437...

  • Page 436: Rating

    Rating 7.1 Rating 7.1.1 Inverter rating 400V class ND is initially set. Type FR-A740- 00023 00038 00052 00083 00126 00170 00250 00310 00380 00470 00620 00770 00930 01160 Applicable motor capacity for ND (kW) 0.75 18.5 Rated capacity (kVA) 17.5 23.6 32.8 43.4...

  • Page 437: Common Specifications

    Common specifications 7.2 Common specifications Soft-PWM control/high carrier frequency PWM control (selectable from among V/F control, advanced magnetic flux vector control and Control method real sensorless vector control) / vector control (when used with option FR-A7AP) Output frequency range 0.2 to 400Hz (The maximum frequency is 120Hz under real sensorless vector control and vector control.) 0.015Hz/0 to 60Hz (terminal 2, 4: 0 to 10V/12bit) Frequency Analog input...

  • Page 438: Outline Dimension Drawings

    Outline dimension drawings 7.3 Outline dimension drawings 7.3.1 Inverter outline dimension drawings FR-A740-00023, 00038, 00052, 00083, 00126-EC 2-φ6 hole * The FR-A740-00023 to 00052-EC are not provided with a cooling fan. Unit: mm FR-A740-00170, 00250, 00310, 00380-EC 2-φ6 hole Inverter Type...
  • Page 439 Outline dimension drawings FR-A740-00470, 00620-EC 2-φ10 hole 10.5 Unit: mm FR-A740-00770, 00930, 01160-EC 2-φd hole Inverter Type FR-A740-00770-EC FR-A740-00930, 01160-EC Unit: mm...
  • Page 440 Outline dimension drawings FR-A740-01800-EC 2-φd hole Inverter Type FR-A740-01800-EC DC reactor supplied Rating plate 2-terminal (for M12 bolt) P1, P 4-installation hole (for M6 screw) Within D Earth (ground) terminal (for M6 screw) Mass DC Reactor Type (Kg) FR-HEL-H90K (FR-A740-01800-EC) Unit: mm...
  • Page 441 Outline dimension drawings FR-A740-02160, 02600-EC 2-φ12hole DC reactor supplied Rating plate 2-terminal (for M12 bolt) 4-installation hole (for S screw) Within Earth (ground) terminal (for M6 screw) Mass DC Reactor Type (Kg) FR-HEL-H110K (FR-A740-02160-EC) FR-HEL-H132K (FR-A740-02600-EC) Unit: mm...
  • Page 442 Outline dimension drawings FR-A740-03250, 03610-EC 2-φ12 hole DC reactor supplied Rating plate 2-terminal (for M12 bolt) 4-installation hole (for S screw) Within Earth (ground) terminal (for M6 screw) Mass DC Reactor Type (Kg) FR-HEL-H160K (FR-A740-03250-EC) FR-HEL-H185K (FR-A740-03610-EC) Unit: mm...
  • Page 443 Outline dimension drawings FR-A740-04320, 04810-EC 3-φ12 hole DC reactor supplied Rating plate 2-S2 eye nut 2-terminal (for bolt) W1 1 4-installation hole (for S screw) Within D Earth (ground) terminal (for S1 screw) * Remove the eye nut after installation of the product. DC Reactor Mass φ...
  • Page 444 Outline dimension drawings FR-A740-07700, 08660-EC 3-φ12 hole R/L1 T/L3 S/L2 DC reactor supplied Rating plate 2-M8 eye nut 2-terminal 4- 15 hole 4-installation hole (for M10 screw) Within D Within W Earth (ground) terminal (for M8 screw) * Remove the eye nut after installation of the product. Mass DC Reactor Type (Kg)
  • Page 445 Outline dimension drawings FR-A740-09620, 10940, 12120-EC 4-φ12 hole R/L1 S/L2 T/L3 N/- DC reactor supplied Rating plate 2-terminal 4- 15 hole Earth (ground) terminal (for M12 screw) * Remove the eye nut after installation of the product. Within 245 2-M12 eye nut 4-installation hole (for M10 screw) Mass...

  • Page 446: Outline Drawing

    Outline dimension drawings Operation panel (FR-DU07) <Outline drawing> <Panel cutting dimension drawing> Panel 27.8 FR-DU07 3.2max Air- bleeding hole Cable 2-M3 screw Operation panel connection connector (FR-ADP option) Unit: mm Parameter unit (option) (FR-PU07) <Outline drawing> <Panel cutting dimension drawing> 25.05 (14.2) (11.45)

  • Page 447: Installation Of The Heatsink Portion Outside The Enclosure For Use

    When using a heatsink protrusion attachment (FR-A7CN) For the FR-A740-00023 to 03610, a heatsink can be protruded outside the enclosure using a heatsink protrusion attachment (FR-A7CN). (For the FR-A740-04320 or more, attachment is not necessary when the heatsink is to be protruded.)
  • Page 448 Installation of the heatsink portion outside the enclosure for use (2) Shift and removal of a rear side installation frame • FR-A740-04320 to 06830 Shift One installation frame is attached to each of the upper and lower parts of the inverter. Change the position of the rear side Upper installation installation frame on the upper and lower sides of the inverter to...
  • Page 449 Installation of the heatsink portion outside the enclosure for use (3) Installation of the inverter Push the inverter heatsink portion outside the enclosure and fix the enclosure and inverter with upper and lower installation frame. * For the FR-A740-04320 or more, there are finger Enclosure guards behind the enclosure.
  • Page 450 MEMO...

  • Page 451: Appendices

    APPENDICES This chapter provides the "APPENDICES" of this product. Always read the instructions before using the equipment.

  • Page 452: Appendix 1 For Customers Who Have Replaced The Older Model With This Inverter

    Appendix 1 For customers who have replaced the older model with this inverter Appendix 1-1 Replacement of the FR-A500 series (1) Instructions for installation 1) Removal procedure of the front cover was changed. (with screws) Please note. (Refer to page 5.) 2) Removal procedure of the operation panel was changed.

  • Page 453: Appendix 1-2 Replacement Of The Fr-A200 Series

    Built into the inverter FR-A5NR (RS-485 terminals, relay output 2 points) · FR-A740-00023 to 00250, 00470 to 01800, 03250, 04320 are compatible in mounting dimensions For the FR-A740-00310, 00380, an optional intercompatibility attachment (FR-AAT) is necessary. Installation size · Heatsink protrusion attachment is not compatible.

  • Page 454: Appendix 2 Control Mode-Based Parameter (Function) Correspondence Table And Instruction Code List

    Appendix 2 Control mode-based parameter (function) correspondence table and instruction code list These instruction codes are used for parameter read and write by using Mitsubishi inverter protocol with the RS-485 communication. (Refer to page 320 for RS-485 communication) Validity and invalidity according to operation mode are as follows: :Usable parameter ×...
  • Page 455 Instruction Control Mode-based Correspondence Table Code Real sensorless Advanced Param Vector control Name vector control magnetic eter flux Control Speed Torque Position vector control control control control Acceleration/deceleration × pattern selection Regenerative function selection × Frequency jump 1A × Frequency jump 1B ×...
  • Page 456 Instruction Control Mode-based Correspondence Table Code Real sensorless Advanced Param Vector control Name vector control magnetic eter flux Control Speed Torque Position vector control control control control Special regenerative brake duty Applied motor PWM frequency selection × Analog input selection ×...
  • Page 457 Instruction Control Mode-based Correspondence Table Code Real sensorless Advanced Param Vector control Name vector control magnetic eter flux Control Speed Torque Position vector control control control control Third output frequency detection PU communication station number PU communication speed PU communication stop bit length PU communication parity check...
  • Page 458 Instruction Control Mode-based Correspondence Table Code Real sensorless Advanced Param Vector control Name vector control magnetic eter flux Control Speed Torque Position vector control control control control Output current detection level Output current detection signal delay time Zero current detection level Zero current detection time Voltage reduction selection ×...
  • Page 459 Instruction Control Mode-based Correspondence Table Code Real sensorless Advanced Param Vector control Name vector control magnetic eter flux Control Speed Torque Position vector control control control control JOG terminal function × selection CS terminal function × selection MRS terminal function ×...
  • Page 460 Instruction Control Mode-based Correspondence Table Code Real sensorless Advanced Param Vector control Name vector control magnetic eter flux Control Speed Torque Position vector control control control control Inrush current limit circuit life × × × display Control circuit capacitor life ×...
  • Page 461 Instruction Control Mode-based Correspondence Table Code Real sensorless Advanced Param Vector control Name vector control magnetic eter flux Control Speed Torque Position vector control control control control × × Pulse train I/O selection Automatic acceleration/ × × × deceleration Acceleration/deceleration ×...
  • Page 462 Instruction Control Mode-based Correspondence Table Code Real sensorless Advanced Param Vector control Name vector control magnetic eter flux Control Speed Torque Position vector control control control control RS-485 communication speed RS-485 communication stop bit length RS-485 communication parity check selection RS-485 communication retry count RS-485 communication...
  • Page 463 Instruction Control Mode-based Correspondence Table Code Real sensorless Advanced Param Vector control Name vector control magnetic eter flux Control Speed Torque Position vector control control control control Encoder stop check time × × × × × × × × Orientation limit ×...
  • Page 464 Instruction Control Mode-based Correspondence Table Code Real sensorless Advanced Param Vector control Name vector control magnetic eter flux Control Speed Torque Position vector control control control control Pre-scale function selection Pre-scale setting value Position command source × × × × ×...
  • Page 465 Instruction Control Mode-based Correspondence Table Code Real sensorless Advanced Param Vector control Name vector control magnetic eter flux Control Speed Torque Position vector control control control control Second position feed × × × × × × amount upper 4 digits Third position feed amount ×...
  • Page 466 Instruction Control Mode-based Correspondence Table Code Real sensorless Advanced Param Vector control Name vector control magnetic eter flux Control Speed Torque Position vector control control control control Fifteenth position feed × × × × × × amount upper 4 digits Remote output selection ×...
  • Page 467 Instruction Control Mode-based Correspondence Table Code Real sensorless Advanced Param Vector control Name vector control magnetic eter flux Control Speed Torque Position vector control control control control PU mode operation command source selection Current average time Data output mask time Current average value monitor signal output reference current...
  • Page 468 Instruction Control Mode-based Correspondence Table Code Real sensorless Advanced Param Vector control Name vector control magnetic eter flux Control Speed Torque Position vector control control control control Torque limit level × × × × (regeneration) × × × × Torque limit level (3rd quadrant) ×...
  • Page 469 Instruction Control Mode-based Correspondence Table Code Real sensorless Advanced Param Vector control Name vector control magnetic eter flux Control Speed Torque Position vector control control control control Terminal 4 function × assignment × × Torque current Second motor torque × ×...
  • Page 470 Instruction Control Mode-based Correspondence Table Code Real sensorless Advanced Param Vector control Name vector control magnetic eter flux Control Speed Torque Position vector control control control control Operation time rate (estimated value) × CA terminal calibration (900) × AM terminal calibration (901) Terminal 2 frequency setting ×...
  • Page 471 Instruction Control Mode-based Correspondence Table Code Real sensorless Advanced Param Vector control Name vector control magnetic eter flux Control Speed Torque Position vector control control control control × Terminal 6 gain (speed) (927) Terminal 6 bias command × × × (928) (torque) ×...

  • Page 472: Appendix 3 Serial Number Check

    Appendix 3 SERIAL number check 1) For the FR-A740-00023 to 00620-EC Refer to page 2 for the location of the rating plate. Rating plate example Symbol Year Month Control number SERIAL (Serial No.) The SERIAL consists of 1 version symbol, 2 numeric characters or 1 numeric character and 1 alphabet letter indicating year and month, and 6 numeric characters indicating control number.
  • Page 473 MEMO...
  • Page 474 REVISIONS *The manual number is given on the bottom left of the back cover. Print Date Revision Manual Number Apr., 2006 IB(NA)-0600257ENG-A First edition Feb., 2007 IB(NA)-0600257ENG-B Additions • Setting value "74" of Pr.178 to Pr.189 • Connection of the FR-BU2 •...

This manual is also suitable for:

Fr-a700Fr-a740-00023-ecFr-a740-00038-ecFr-a740-00083-ecFr-a740-00126-ecFr-a740-00170-ec ... Show all