Mitsubishi FR-F720-00046-NA Instruction Manual
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Mitsubishi FR-F720-00046-NA Instruction Manual

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INVERTER
INSTRUCTION MANUAL
FR-F720-00046 to 04750-NA
FR-F740-00023 to 12120-NA
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 FR-F720-00046-NA

  • Page 1 INVERTER INSTRUCTION MANUAL FR-F720-00046 to 04750-NA FR-F740-00023 to 12120-NA 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-F700 series inverters. Incorrect handling might cause an unexpected fault. Before using the inverter, always read this Instruction Manual and the Installation Guideline [IB-0600218ENG] packed with the product carefully to use the equipment to its optimum.
  • Page 3 CAUTION CAUTION (2) Wiring (5) Emergency stop • Do not install a power factor correction capacitor, surge • A safety backup such as an emergency brake must be provided suppressor or capacitor type filter on the inverter output side. to prevent hazardous condition to the machine and equipment in These devices on the inverter output side may be overheated or case of inverter failure.

  • Page 4: 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........6 Installation of the inverter and enclosure design ..........8 1.4.1 Inverter installation environment.....................
  • Page 5 EMC and leakage currents ..................46 3.1.1 Leakage currents and countermeasures ..................46 3.1.2 EMC measures ..........................48 3.1.3 Power supply harmonics....................... 50 Installation of a reactor..................51 Power-OFF and magnetic contactor (MC)............51 Inverter-driven 400V class motor................52 Precautions for use of the inverter............... 53 Failsafe of the system which uses the inverter...........
  • Page 6 Setting of acceleration/deceleration time and acceleration/deceleration pattern..............101 4.7.1 Setting of the acceleration and deceleration time (Pr. 7, Pr. 8, Pr. 20, Pr. 21, Pr. 44, Pr. 45, Pr. 147) ..............101 4.7.2 Starting frequency and start-time hold function (Pr. 13, Pr. 571) ..........104 4.7.3 Acceleration/deceleration pattern (Pr.
  • Page 7 4.19.4 Communication EEPROM write selection (Pr. 342) ..............218 4.19.5 Operation selection at communication error (Pr.502, Pr.779) ........... 218 4.19.6 Mitsubishi inverter protocol (computer link communication) ............221 4.19.7 Modbus-RTU communication specifications (Pr. 331, Pr. 332, Pr. 334, Pr. 343, Pr. 502, Pr. 539, Pr. 549, Pr.779)........234 4.19.8 BACnet MS/TP protocol......................
  • Page 8 4.20.3 Pre-charge function (Pr.760 to Pr. 769)..................277 4.20.4 Second PID function (Pr.753 to Pr. 758, Pr.765 to Pr.769) ............282 4.20.5 Advanced PID function (pump function) (Pr. 554, Pr. 575 to Pr. 591) ........284 4.21 Special operation and frequency control ............294 4.21.1 Bypass-inverter switchover function (Pr.
  • Page 9 Check first when you have a trouble..............347 5.5.1 Motor does not start........................347 5.5.2 Motor or machine is making abnormal acoustic noise..............349 5.5.3 Inverter generates abnormal noise ..................... 349 5.5.4 Motor generates heat abnormally ....................349 5.5.5 Motor rotates in the opposite direction..................350 5.5.6 Speed greatly differs from the setting ..................
  • Page 10 Heatsink protrusion attachment procedure ............384 7.4.1 When using a heatsink protrusion attachment (FR-A7CN) ............384 7.4.2 Protrusion of heatsink of the FR-F740-04320 or higher ............. 384 APPENDICES Appendix 1 For customers who are replacing the conventional model with this inverter..................388 Appendix 1-1 Replacement of the FR-F500 series ................

  • Page 11: Outline

    <Abbreviations> DU ..........Operation panel (FR-DU07) PU..........Operation panel (FR-DU07) and parameter unit (FR-PU04/FR- PU07(-01)) Inverter ........Mitsubishi inverter FR-F700 series FR-F700 ........Mitsubishi inverter FR-F700 series Pr..........Parameter Number (Number assigned to function) PU operation ......Operation using the PU (FR-DU07/FR-PU04/FR-PU07(-01)). External operation ....Operation using the control circuit signals Combined operation ....Combined operation using the PU (FR-DU07/FR-PU04/FR-...

  • 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

    ON. It supports Mitsubishi inverter (Refer to page 4) circuit to protect them from noise. (Refer to page 14) protocol, Modbus-RTU (binary) Refer to page 15 for the built-in EMC filter.

  • Page 14: Peripheral Devices

    110 (150) FR-F720-04750-NA 500A S-N400 Selections for use of the Mitsubishi 4-pole standard motor with power supply voltage of 200VAC 50Hz. Select the MCCB according to the power supply capacity. Install one MCCB per inverter. MCCB For installation in the United States or Canada, select a fuse in accordance with UL, cUL, the National MCCB Electrical Code and any applicable local codes, or use UL 489 Molded Case Circuit Breaker (MCCB).
  • Page 15 2000A Rated product Selections for use of the Mitsubishi 4-pole standard motor with power supply voltage of 400VAC 50Hz. Select the MCCB according to the power supply capacity. Install one MCCB per inverter. For installation in the United States or Canada, select a fuse in accordance with UL, cUL, the National MCCB Electrical Code and any applicable local codes, or use UL 489 Molded Case Circuit Breaker (MCCB).

  • Page 16: 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 17 Method of removal and reinstallation of the front cover FR-F720-01540-NA or higher, FR-F740-00770-NA or higher • Removal 1) Remove installation screws on 2) Loosen the installation 3) Pull the front cover 2 toward you to the front cover 1 to remove the screws of the front cover 2.

  • Page 18: 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 19 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 20: 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 21 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.
  • Page 22 MEMO...

  • Page 23: Wiring

    WIRING This chapter explains the basic "WIRING" for use of this product. Always read the instructions before using the equipment. 2.1 Wiring ..............14 2.2 Main circuit terminal specifications ......16 2.3 Control circuit specifications ........27 2.4 Connection of stand-alone option units ....36...

  • Page 24: Wiring

    Wiring 2.1 Wiring 2.1.1 Terminal connection diagram Resistor unit DC reactor (FR-HEL) *6. A CN8 (for MT-BU5) connector is Sink logic Be sure to connect the DC reactor (Option) provided for the FR-F720-03160 supplied with the FR-F720-03160 Brake unit Main circuit terminal (FR-F740-01800) or more.

  • Page 25: Emc Filter

    Wiring 2.1.2 EMC filter This inverter is equipped with a built-in EMC filter (capacitive filter) and common mode choke. The EMC filter is effective for reduction of air-propagated noise on the input side of the inverter. The EMC filter is factory-set to disable (OFF). To enable it, fit the EMC filter ON/OFF connector to the ON position. The input side common mode choke, built-in the FR-F720-02330(FR-F740-01160) or lower inverter, is always valid regardless of ON/OFF of the EMC filter ON/OFF connector.

  • Page 26: Main Circuit Terminal Specifications

    Main circuit terminal specifications 2.2 Main circuit terminal specifications 2.2.1 Specification of main circuit terminal Refer Terminal Terminal Description Symbol Name page Connect to the commercial power supply. R/L1, AC power Keep these terminals open when using the high power factor S/L2, input converter (FR-HC, MT-HC) or power regeneration common converter...
  • Page 27 Main circuit terminal specifications FR-F720-00340, 00490-NA FR-F720-00630-NA R1/L11 S1/L21 Charge lamp Jumper Charge lamp Jumper P/+ PR Jumper Jumper R1/L11 S1/L21 R/L1 S/L2 T/L3 R/L1 S/L2 T/L3 Power supply Motor Power supply Motor FR-F720-00770 to 01250-NA FR-F720-01540 to 02330-NA R1/L11 S1/L21 R1/L11 S1/L21 Charge lamp Charge lamp...
  • Page 28 Main circuit terminal specifications 400V class FR-F740-00023 to 00126-NA FR-F740-00170, 00250-NA Jumper Charge lamp R/L1 S/L2 T/L3 Jumper R1/L11 S1/L21 P/+ PR Jumper Jumper R1/L11 S1/L21 Charge lamp Power Motor supply R/L1 S/L2 T/L3 Motor Power supply FR-F740-00310, 00380-NA FR-F740-00470, 00620-NA R1/L11 S1/L21 R1/L11 S1/L21 Charge lamp...
  • Page 29 Main circuit terminal specifications FR-F740-03250 to 04810-NA FR-F740-05470 to 12120-NA R1/L11 S1/L21 R1/L11 S1/L21 Charge lamp Charge lamp Jumper Jumper R/L1 S/L2 T/L3 N/- R/L1 S/L2 T/L3 N/- Power supply Motor DC reactor Power supply Motor DC reactor CAUTION · The power supply cables must be connected to R/L1, S/L2, T/L3. (Phase sequence needs not to be matched.) Never connect the power cable to the U, V, W of the inverter.
  • Page 30 Main circuit terminal specifications Wiring cover and Handling (FR-F720-00930 (FR-F740-00620) or lower) Remove the wiring cover of the inverter. Punch out a knockout by firmly tapping it with such as a hammer. Remove any sharp edges and burrs from knockout holes of the wiring cover. Install conduits and fix with conduits clamps.

  • Page 31: Cables And Wiring Length

    Main circuit terminal specifications 2.2.3 Cables and wiring length (1) Applicable cable size Select the recommended cable size to ensure that a voltage drop will be 2% or less. If the wiring distance is long between the inverter and motor, a main circuit cable voltage drop will cause the motor torque to decrease especially at the output of a low frequency.
  • Page 32 Main circuit terminal specifications 400V class (when input power supply is 440V based on the rated current for 110% overload for 1 minute) Crimping Cable Sizes (Compression) AWG/MCM Terminal HIV, etc. (mm2) *1 PVC, etc. (mm2) *3 Terminal Applicable Inverter Tightening Screw Size Model...
  • Page 33 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 34 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. Pr. 72 PWM frequency selection Setting FR-F720-00046 FR-F720-00077 FR-F720-00105 or higher (carrier frequency) FR-F740-00023 FR-F740-00038...

  • Page 35: When Connecting The Control Circuit And The Main Circuit Separately To The Power Supply

    Main circuit terminal specifications 2.2.4 When connecting the control circuit and the main circuit separately to the power supply <Connection diagram> When fault occurs, opening of the electromagnetic contactor (MC) on the inverter power supply side results in power loss in the control circuit, disabling the fault output signal retention.
  • Page 36 Main circuit terminal specifications • FR-F720-00630 (FR-F740-00310) or higher 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...

  • Page 37: 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 124.) (1) Input signals Terminal Terminal Rated Refer to Description Symbol Name...
  • Page 38 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 39 Control circuit specifications (2) Output signals Terminal Terminal Rated Refer to Description Symbol Name Specifications page 1 changeover contact output indicates that the inverter’s Relay output 1 protective function has activated and the output stopped. Contact capacity: (Fault output) Fault: No conduction across B and C (Across A and C Continuity), 230VAC 0.3A Normal: Across B and C Continuity (No conduction across A and C) (Power...

  • Page 40: Changing The Control Logic

    Control circuit specifications 2.3.2 Changing the control logic The input signals are set to sink logic (SINK) when shipped from the factory. To change the control logic, the jumper connector on the back of the control circuit terminal block must be moved to the other position.
  • Page 41 Control circuit specifications 4) 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 42: Control Circuit Terminal Layout

    Control circuit specifications 2.3.3 Control circuit terminal layout Control circuit terminal C2 10E 10 Terminal screw size: M3.5 Tightening torque: 1.2N.m STOP (1) Common terminals of the control circuit (SD, 5, SE) Terminals SD, 5, and SE are all common terminals (0V) for I/O signals and are isolated from each other. Do not earth(ground) these terminals.

  • Page 43: Wiring Instructions

    Control circuit specifications 2.3.4 Wiring instructions It is recommended to use the cables of 0.75mm gauge for connection to the control circuit terminals. If the cable gauge used is 1.25mm or more, the front cover may be lifted when there are many cables running or the cables are run improperly, resulting in an operation panel contact fault.

  • Page 44: Mounting The Operation Panel (Fr-Du07) On The Enclosure Surface

    Commercially available product examples (as of February 2012) Product Type Maker SGLPEV-T (Cat5e/300m) Communication cable Mitsubishi Cable Industries, Ltd. 24AWG × 4P* RJ-45 connector 5-554720-3 Tyco Electronics Corporation * Do not use pins No. 2, 8 of the communication cable.

  • Page 45: Terminal Block

    When the PU connector is connected with a personal, FA or other computer by a communication cable, a user program can run and monitor the inverter or read and write to parameters. For the Mitsubishi inverter protocol (computer link operation), communication can be performed with the PU connector and RS-485 terminal.

  • Page 46: Connection Of Stand-Alone Option Units

    Connection of stand-alone option units 2.4 Connection of stand-alone option units The inverter accepts a variety of stand-alone option units as required. Incorrect connection will cause inverter damage or accident. Connect and operate the option unit carefully in accordance with the corresponding option unit manual. 2.4.1 Connection of the brake unit (FR-BU2) Connect the brake unit (FR-BU2) as shown below to improve the braking capability at deceleration.
  • Page 47 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 48: Connection Of The Brake Unit (Fr-Bu/Mt-Bu5)

    Connection of stand-alone option units 2.4.2 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 (FR-F720-02330 (FR-F740-01160) or lower) FR-BR MCCB Motor R/L1...
  • Page 49 Connection of stand-alone option units <Inserting the CN8 connector> Make cuts in rubber bush of the upper portion of the inverter and lead a cable. 1) Make cuts in the rubber bush for leading the CN8 connector cable with a nipper or cutter knife. Rubber bushes Make cuts in rubber bush...

  • Page 50: Connection Of The Brake Unit (Bu Type)

    Connection of stand-alone option units 2.4.3 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 and PC and terminals TB and HC of the brake unit and fit it to across terminals PC and TB. Inverter MCCB Motor...
  • Page 51 Connection of stand-alone option units (2) Connection with the MT-HC (FR-F720-03160 (FR-F740-01800) or higher) 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 Isolated transformer Remove the jumper across terminals R and R1, S and S1 of the inverter, and connect the control circuit power supply to the R1 and S1 terminals.

  • Page 52: Connection Of The Power Regeneration Common Converter (Fr-Cv) (Fr-F720-02330 (Fr-F740-01160) Or Lower)

    Connection of stand-alone option units 2.4.5 Connection of the power regeneration common converter (FR-CV) (FR-F720-02330 (FR-F740-01160) or lower) 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 53: Connection Of The Power Regeneration Converter (Mt-Rc) (Fr-F720-03160 (Fr-F740-01800) Or Higher)

    Connection of stand-alone option units 2.4.6 Connection of the power regeneration converter (MT-RC) (FR-F720-03160 (FR-F740-01800) or higher) 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 54: Connection Of The Power Factor Improving Dc Reactor (Fr-Hel)

    Connection of stand-alone option units 2.4.7 Connection of the power factor improving DC reactor (FR-HEL) (1) Keep the surrounding air temperature within the permissible range (-10°C to +50°C). Keep enough clearance around the reactor because it heats up. (Take 10cm (3.94 inches) or more clearance on top and bottom and 5cm (1.97 inches) or more on left and right regardless of the installation direction.) 10cm (3.94 inches) or more 5cm (1.97 inches)

  • Page 55: 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 EMC and leakage currents ........46 3.2 Installation of a reactor ........... 51 3.3 Power-OFF and magnetic contactor (MC)....

  • Page 56: Emc And Leakage Currents

    Especially for a completely electromagnetic MCCB, one of a slightly large capacity must be selected since its operation characteristic varies with harmonic currents. (Check it in the data of the corresponding breaker.) As an earth leakage circuit breaker, use the Mitsubishi earth leakage circuit breaker designed for harmonics and surge suppression.
  • Page 57 EMC and leakage currents (3) Selection of rated sensitivity current of earth leakage circuit breaker When using the earth leakage current breaker with the inverter circuit, select its rated sensitivity current as follows, independently of the PWM carrier frequency: ⋅ Breaker designed for harmonic and surge Ig1, Ig2: Leakage currents in wire path during commercial suppression power supply operation...

  • Page 58: Emc Measures

    EMC and leakage currents 3.1.2 EMC measures Some electromagnetic noises enter the inverter to malfunction it and others are radiated by the inverter to malfunction peripheral devices. Though the inverter is designed to have high immunity performance, it handles low-level signals, so it requires the following basic techniques.
  • Page 59 EMC and leakage currents Propagation Path Measures When devices that handle low-level signals and are liable to malfunction due to electromagnetic 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 malfunction due to air-propagated electromagnetic noises.

  • Page 60: Power Supply Harmonics

    EMC 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 61: 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 AC reactor (FR-HAL) AC reactor (kVA)

  • Page 62: 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 63: Precautions For Use Of The Inverter

    Precautions for use of the inverter 3.5 Precautions for use of the inverter The FR-F700 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 64 Precautions for use of the inverter (12) Provide electrical and mechanical interlocks for MC1 and MC2 which are used for bypass operation. When the wiring is incorrect or if there is an electronic bypass circuit as shown on the right, the inverter will be Interlock damaged when the power supply is connected to the Power...

  • Page 65: Failsafe Of The System Which Uses The Inverter

    When a fault occurs, the inverter trips to output a fault signal. However, a fault output signal may not be output at an inverter fault occurrence when the detection circuit or output circuit fails, etc. Although Mitsubishi assures best quality products,...
  • Page 66 Failsafe of the system which uses the inverter 4) Checking the motor operating status by the start signal input to the inverter and inverter output current detection signal. The output current detection signal (Y12 signal) is output when the inverter operates and currents flows in the motor. Check if Y12 signal is output when inputting the start signal to the inverter (forward signal is STF signal and reverse signal is STR signal).

  • Page 67: Parameters

    4 PARAMETERS This chapter explains the "PARAMETERS" for use of this product. Always read the instructions before using the equipment.

  • Page 68: Operation Panel (Fr-Du07)

    Monitor (4-digit LED) (To monitor the output power, the set frequency and other items, set Pr. 52, Pr. 774 to Pr. 776. ) The dial of the Mitsubishi inverters. The setting dial is used to change the frequency and parameter settings.

  • Page 69: Basic Operation (Factory Setting)

    Operation panel (FR-DU07) 4.1.2 Basic operation (factory setting) Operation mode switchover At power-ON (External operation mode) PU Jog operation mode (Refer to page 61) (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 70: Easy Operation Mode Setting (Easy Setting Mode)

    Operation panel (FR-DU07) 4.1.3 Easy operation mode setting (easy setting mode) Setting of Pr. 79 Operation mode selection according to combination of the start command and speed command can be easily made. Operation example Start command: external (STF/STR), frequency command: operate with Operation Display 1.

  • Page 71: Changing The Parameter Setting Value

    Operation panel (FR-DU07) 4.1.4 Changing the parameter setting value Changing example Change the Pr. 1 Maximum frequency . Operation Display Screen at power-ON The monitor display appears. PU indicator is lit. Press to choose the PU operation mode. The parameter Press to choose the parameter number read...

  • Page 72: Parameter List

    Parameter list 4.2 Parameter list 4.2.1 Parameter list In the initial setting, only the simple mode parameters are displayed. Set Pr. 160 User group read selection as required. Initial Setting Parameter Name Remarks Value Range 9999 Only the simple mode parameters can be displayed. Simple mode and extended mode parameters can be User group read displayed.
  • Page 73 Parameter list Minimum Refer Initial Customer Name Setting Range Setting Function Parameters Value Setting Increments Page Acceleration/deceleration reference 1 to 400Hz 0.01Hz 60Hz frequency Acceleration/deceleration time 0, 1 increments Stall prevention operation level 0 to 120%, 9999 0.1% 110% Stall prevention operation level 0 to 150%, 9999 0.1% 9999...
  • Page 74 Parameter list Minimum Refer Initial Customer Name Setting Range Setting Function Parameters Value Setting Increments Page 0, 0.1 to 5s, 9999/ Restart coasting time 0.1s 9999 0, 0.1 to 30s, 9999 Restart cushion time 0 to 60s 0.1s ⎯ Remote function selection 0, 1, 2, 3, 11, 12, 13 ⎯...
  • Page 75 Parameter list Minimum Refer Initial Customer Name Setting Range Setting Function Parameters Value Setting Increments Page Terminal 2 frequency setting gain ⎯ 0 to 400Hz 0.01Hz 60Hz frequency Terminal 4 frequency setting gain ⎯ 0 to 400Hz 0.01Hz 60Hz frequency PID control automatic switchover 0 to 400Hz, 9999 0.01Hz...
  • Page 76 Parameter list Minimum Refer Initial Customer Name Setting Range Setting Function Parameters Value Setting Increments Page 1 to 3, 5, 6, 8 to 14, 17, ⎯ AM terminal function selection 21, 24, 50, 52, 53, 67, 70, Automatic switchover frequency ⎯...
  • Page 77 Parameter list Minimum Refer Initial Customer Name Setting Range Setting Function Parameters Value Setting Increments Page 0 to 8, 10 to 14, 16, 24, 25, 50, 51, 60, 62, 64 to STF terminal function selection 67, 70 to 72, 77, 78, 9999 0 to 8, 10 to 14, 16, 24, 25, 50, 51, 61, 62, 64 to...
  • Page 78 Parameter list Minimum Refer Initial Customer Name Setting Range Setting Function Parameters Value Setting Increments Page Terminal 1 added compensation ⎯ 0 to 100% 0.1% 100% amount (terminal 2) Terminal 1 added compensation ⎯ 0 to 100% 0.1% amount (terminal 4) ⎯...
  • Page 79 Parameter list Minimum Refer Initial Customer Name Setting Range Setting Function Parameters Value Setting Increments Page RS-485 communication station 0 to 31 number (0 to 127, 0 to 247) 3, 6, 12, 24, 48, 96, 192, RS-485 communication speed (96, 192, 384, 768) RS-485 communication stop bit 0, 1, 10, 11 length...
  • Page 80 Parameter list Minimum Refer Initial Customer Name Setting Range Setting Function Parameters Value Setting Increments Page Protocol selection 0, 1, 2 NET mode operation command 0, 1, 9999 9999 source selection PU mode operation command source 1, 2 selection PID deviation limit 0 to 100.0%, 9999 0.1% 9999...
  • Page 81 Parameter list Minimum Refer Initial Customer Name Setting Range Setting Function Parameters Value Setting Increments Page Regeneration avoidance frequency ⎯ 0 to 200% 0.1% 100% gain Auto Baudrate/Max Master 0 to 255 Max Info Frames 1 to 255 Device instance number (Upper 3 0 to 419 (0 to 418) digit) Device instance number (Lower 4...
  • Page 82 Parameter list Minimum Refer Initial Customer Name Setting Range Setting Function Parameters Value Setting Increments Page PU/DU monitor selection 1 1 to 3, 5, 6, 8 to 14, 17, 20, 23 to 25, 40 to 42, PU/DU monitor selection 2 9999 50 to 57, 64, 67, 81 to 86, 100, 9999...
  • Page 83 Parameter list Minimum Refer Initial Customer Name Setting Range Setting Function Parameters Value Setting Increments Page ⎯ ⎯ ⎯ CA terminal calibration (900) ⎯ ⎯ ⎯ AM terminal calibration (901) Terminal 2 frequency setting bias 0 to 400Hz 0.01Hz (902) frequency Terminal 2 frequency setting bias 0 to 300%...
  • Page 84 Parameter list Minimum Refer Initial Customer Name Setting Range Setting Function Parameters Value Setting Increments Page Pr.CL Parameter clear 0, 1 ALLC All parameter clear 0, 1 Er.CL Faults history clear 0, 1 ⎯ PCPY Parameter copy 0, 1, 2, 3 Pr.CH ⎯...
  • Page 85 Parameters according to purposes Adjustment of the output torque (current) of the motor 4.3.1 Manual torque boost (Pr. 0, Pr. 46) ..........................78 4.3.2 Simple magnetic flux vector control (Pr.80, Pr.90)......................79 4.3.3 Slip compensation (Pr. 245 to Pr. 247) ..........................80 4.3.4 Stall prevention operation (Pr.
  • Page 86 Communication EEPROM write selection (Pr. 342) ..................... 218 4.19.5 Operation selection at communication error (Pr.502, Pr.779)..................218 4.19.6 Mitsubishi inverter protocol (computer link communication)..................221 4.19.7 Modbus-RTU communication specifications (Pr. 331, Pr. 332, Pr. 334, Pr. 343, Pr. 502, Pr. 539, Pr. 549, Pr.779) ................. 234 4.19.8...
  • Page 87 4.22.7 Setting multiple parameters as a batch (Pr.999)......................310 4.23 Setting from the parameter unit, operation panel 4.23.1 PU display language selection (Pr. 145) ........................316 4.23.2 Setting dial potentiometer mode/key lock selection (Pr. 161) ..................316 4.23.3 Buzzer control (Pr. 990) ..............................318 4.23.4 PU contrast adjustment (Pr.

  • Page 88: Adjustment Of The Output Torque (Current) Of The Motor

    Adjustment of the output torque (current) of the motor 4.3 Adjustment of the output torque (current) of the motor Purpose Parameter that must be Set Refer to Page Set starting torque manually Manual torque boost Pr. 0, Pr. 46 Automatically control output current Simple magnetic flux Pr.

  • Page 89: Simple Magnetic Flux Vector Control (Pr.80, Pr.90)

    ⋅ Normally setting is not necessary. When you need more torque under Simple magnetic flux vector control for other manufacturer’s motor, set the motor primary resistance value (R1) for connection. When the setting value is 9999 (initial value), the motor constant is based on the Mitsubishi motor constant (SF-JR, SF-HRCA). " " ♦ Parameters referred to ♦...

  • Page 90: Slip Compensation (Pr. 245 To Pr. 247)

    Adjustment of the output torque (current) of the motor 4.3.3 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%...

  • Page 91: Stall Prevention Operation (Pr. 22, Pr. 23, Pr. 48, Pr. 49, Pr. 66, Pr. 148, Pr. 149, Pr. 154, Pr. 156, Pr. 157)

    Adjustment of the output torque (current) of the motor 4.3.4 Stall prevention operation (Pr. 22, Pr. 23, Pr. 48, Pr. 49, Pr. 66, Pr. 148, Pr. 149, Pr. 154, Pr. 156, Pr. 157) This function monitors the output current and automatically changes the output frequency to prevent the inverter from coming to trip due to overcurrent, overvoltage, etc.
  • Page 92 Adjustment of the output torque (current) of the motor (2) Stall prevention operation signal output and output timing adjustment (OL signal, Pr. 157) ⋅ When the output current 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 93 Adjustment of the output torque (current) of the motor (4) Set multiple stall prevention operation levels (Pr. 48, Pr. 49) ⋅ 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 94 Adjustment of the output torque (current) of the motor (6) To further prevent a trip (Pr. 154) ⋅ When Pr. 154 is set to "0", the output voltage reduces during stall prevention operation. By making setting to reduce the output voltage, an overcurrent trip can further become difficult to occur. ⋅...
  • Page 95 Adjustment of the output torque (current) of the motor CAUTION Do not set a small value as the stall prevention operation current. Otherwise, torque generated will reduce. Always perform test operation. Stall prevention operation during acceleration may increase the acceleration time. Stall prevention operation performed during constant speed may cause sudden speed changes.

  • Page 96: Multiple Rating (Pr. 570)

    Adjustment of the output torque (current) of the motor 4.3.5 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...

  • Page 97: Limiting The Output Frequency

    Limiting the output frequency 4.4 Limiting 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 98: Avoiding Mechanical Resonance Points (Frequency Jump) (Pr. 31 To Pr. 36)

    Limiting the output frequency 4.4.2 Avoiding 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 99: V/F Pattern

    Caution must be taken especially when Pr. 14 Load pattern Pr.47 selection = "1" (variable torque load). ⋅ When using the Mitsubishi constant-torque motor, set Pr. 3 to 60Hz. (2) Set multiple base frequencies (Pr. 47) ⋅ When you want to change the base frequency when switching two motors with one inverter, use the Pr. 47 Second V/F (base frequency).
  • Page 100 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 equal to or less than the power supply voltage, the maximum output voltage of the inverter is as set in Pr.

  • Page 101: Load Pattern Selection (Pr. 14)

    V/F pattern 4.5.2 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 Load pattern selection For variable-torque loads The above parameters can be set when Pr.

  • Page 102: Adjustable 5 Points V/F (Pr. 71, Pr. 100 To Pr. 109)

    V/F pattern 4.5.3 Adjustable 5 points V/F (Pr. 71, Pr. 100 to Pr. 109) A dedicated V/F pattern is available 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 103: Frequency Setting By External Terminals

    Frequency setting by external terminals 4.6 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 104 Frequency setting by external terminals (2) Multi-speed setting higher than speed 4 (Pr. 24 to Pr. 27, Pr. 232 to Pr. 239) ⋅ Frequency from speed 4 to speed 15 can be set according to the combination of the RH, RM, RL and REX signals. Set the running frequencies in Pr.

  • Page 105: Jog Operation (Pr. 15, Pr. 16)

    Frequency setting by external terminals 4.6.2 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 106 Frequency setting by external terminals (2) Jog operation from PU ⋅ Set the PU (FR-DU07/FR-PU04/FR-PU07) to the jog operation mode. Operation is performed only while the start button is pressed. Inverter Three-phase AC Motor power supply FR-DU07 Operation Indication Confirmation of the operation status indicator and operation mode indicator The monitor mode should have been selected.

  • Page 107: Input Compensation Of Multi-Speed And Remote Setting (Pr. 28)

    Frequency setting by external terminals 4.6.3 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 108: Remote Setting Function (Pr. 59)

    Frequency setting by external terminals 4.6.4 Remote setting function (Pr. 59) Even if the operation panel is located away from the enclosure, you can use contact signals to perform continuous variable-speed operation, without using analog signals. Description Deceleration to the Parameter Initial Setting...
  • Page 109 Frequency setting by external terminals (1) Remote setting function ⋅ Use Pr. 59 to select whether to use the remote setting function or not and whether to use the frequency setting storage function in the remote setting mode or not. When Pr.
  • Page 110 Frequency setting by external terminals REMARKS During Jog operation or PID control operation, the remote setting function is invalid. Setting frequency is "0" Remotely-set frequency stored last time ⋅ Even when the remotely-set Within 1 minute frequency is cleared by turning Remotely-set frequency stored last time on the RL (clear) signal after turn OFF (ON) of both the RH...

  • Page 111: Setting Of Acceleration/Deceleration Time And Acceleration/Deceleration Pattern

    Setting of acceleration/deceleration time and acceleration/deceleration pattern 4.7 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 times setting Pr.44, Pr.45, Pr.147 Starting frequency and start-time Starting frequency Pr.13, Pr.571 hold...
  • Page 112 Setting of acceleration/deceleration time and acceleration/deceleration pattern (1) Acceleration time setting (Pr. 7, Pr. 20) Pr.20 ⋅ Use Pr. 7 Acceleration time to set the acceleration time required to reach Pr. 20 (60Hz) Running Acceleration/deceleration reference frequency from 0Hz. frequency ⋅...
  • Page 113 Setting of acceleration/deceleration time and acceleration/deceleration pattern CAUTION ⋅ In S-shaped acceleration/deceleration pattern A (refer to page 105), the set time is the period required to reach the base frequency set in Pr. 3 Base frequency. ⋅ Acceleration/deceleration time formula when the set frequency is the base frequency or higher T: Acceleration/deceleration time setting value(s) ×...

  • Page 114: Starting Frequency And Start-Time Hold Function (Pr. 13, Pr. 571)

    Setting of acceleration/deceleration time and acceleration/deceleration pattern 4.7.2 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 115: Acceleration/Deceleration Pattern (Pr. 29, Pr. 140 To Pr. 143)

    Setting of acceleration/deceleration time and acceleration/deceleration pattern 4.7.3 Acceleration/deceleration pattern (Pr. 29, Pr. 140 to Pr. 143) 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 116 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. Since /deceleration B] 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 117: Selection And Protection Of A Motor

    (E.THT).) function for motor protection is turned OFF ⋅ When using the Mitsubishi constant-torque motor (When Pr. 9 setting is 0(A)) 1) Set "1" in Pr. 71. (This provides a 100% continuous torque characteristic in the low-speed range.)
  • Page 118 Selection and protection of a motor CAUTION ⋅ Protective function by electronic thermal relay function is reset by inverter power reset and reset signal input. Avoid unnecessary reset and power-OFF. ⋅ When using multiple motors with one inverter, or using a multi-pole motor or a specialized motor, provide an external thermal relay (OCR) between the inverter and motor.
  • Page 119 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 120 Selection and protection of a motor (6) PTC thermistor input using terminal AU (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 121 Selection and protection of a motor When using terminal 2 as a PTC thermistor input, the input PTC thermistor resistance can be displayed. To display the PTC thermistor resistance, set "64" in Pr. 52 DU/PU main display data selection, Pr. 774 PU/DU monitor selection 1, Pr. 775 PU/DU monitor selection 2, or Pr.

  • Page 122: Applied Motor (Pr. 71)

    (SF-JR, etc.) (SF-HRCA, etc.) Thermal characteristics of a standard motor (initial value) Thermal characteristics of the Mitsubishi constant-torque motor Thermal characteristics of a standard motor Adjustable 5 points V/F(Refer to page 92) Mitsubishi standard motor SF-JR 4P(1.5kW(2HP) or less) REMARKS ⋅...

  • Page 123: Motor Brake And Stop Operation

    Motor brake and stop operation 4.9 Motor brake and stop operation Purpose Parameter that must be set Refer to Page Motor braking torque adjustment DC injection brake Pr. 10 to Pr. 12 Improve the motor braking torque with an Selection of a regenerative brake Pr.
  • Page 124 Motor brake and stop operation (3) Operation voltage (torque) setting (Pr. 12) ⋅ Use Pr. 12 to set the percentage to the power supply voltage. ⋅ When Pr. 12 = "0%", the DC injection brake is disabled. (At a stop, the motor coasts.) ⋅...

  • Page 125: Selection Of A Regenerative Brake And Dc Feeding (Pr. 30, Pr. 70)

    Motor brake and stop operation 4.9.2 Selection of a regenerative brake and DC feeding (Pr. 30, Pr. 70) When making frequent starts/stops, use the optional brake unit (FR-BU2, BU, FR-BU, MT-BU5) to increase the regenerative brake duty. Use a power regeneration common converter (FR-CV) or power regeneration converter (MT-RC) for continuous operation in regenerative status.
  • Page 126 Motor brake and stop operation (1) When the brake unit (FR-BU2, BU, FR-BU) is used (FR-F720-02330 (FR-F740-01160) or lower) ⋅ Set Pr. 30 = "0 (initial setting), 10, 20, 100 or 120" for the FR-BU2 operation with GZG/GRZG/FR-BR, or the BU/FR- BU operation.
  • Page 127 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 128 Motor brake and stop operation ⋅ The following shows the connection diagram when switching to DC power supply using inverter power failure detection. Inverter MCCB Inrush R/L1 current Three-phase AC limit circuit S/L2 power supply T/L3 R1/L11 DC power Earth S1/L21 (Ground) Forward rotation start...
  • Page 129 Motor brake and stop operation ⋅ Operation example 2 at power failure (when DC power is restored) Control power supply Power restoration AC power supply Turns OFF after stop while running Y85(MC) STF(STR) Motor Output coasting frequency (Hz) Time Approx. 150ms Back up operation ⋅...
  • Page 130 Motor brake and stop operation REMARKS ⋅ The MRS signal can also be used instead of the X10 signal. (Refer to page 124.) ⋅ Refer to pages 36 to 44 for connection of the brake unit, high power factor converter (FR-HC, MT-HC) and power regeneration common converter (FR-CV).

  • Page 131: Stop Selection (Pr. 250)

    Motor brake and stop operation 4.9.3 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 132: Output Stop Function (Pr. 522)

    Motor brake and stop operation 4.9.4 Output stop function (Pr. 522) The motor coasts to a stop (inverter output shutoff) when inverter output frequency falls to Pr. 522 setting or lower. Parameter Initial Setting Name Description Number Value Range 0 to 400Hz Set the frequency to start coasting to a stop (output shutoff).
  • Page 133 Motor brake and stop operation REMARKS ⋅ When Pr. 522 ≠ "9999", output stop function disables DC injection brake operation, so the motor coasts to a stop when the output frequency falls to Pr. 522 or lower. Re-acceleration during coasting may cause an inverter trip depending on the parameter setting.

  • Page 134: Function Assignment Of External Terminal And Control

    Function assignment of external terminal and control 4.10 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 NC MRS input selection Pr.
  • Page 135 Function assignment of external terminal and control Signal Refer to Setting Function Related Parameters Name Page Pr. 4 to Pr. 6, Pr. 24 to Pr. 27, Pr. Pr. 59 = 0 (initial value) Middle-speed operation command 232 to Pr. 239 Pr.

  • Page 136: Inverter Output Shutoff Signal (Mrs Signal, Pr. 17)

    Function assignment of external terminal and control (2) Response time of each signal ⋅ The response time of the X10 signal is within 2ms. However, when the X10 signal is not assigned at the Pr. 30 Regenerative function selection setting of "2" (FR-HC/MT-HC/FR-CV connection), the response time of the MRS signal is within 2ms.

  • Page 137: Condition Selection Of Function Validity By The Second Function Selection Signal (Rt) (Rt Signal, Pr. 155)

    Function assignment of external terminal and control 4.10.3 Condition selection of function validity by the second function selection signal (RT) (RT signal, Pr. 155) You can select the second function using the external terminal (RT signal). You can also set the RT signal operation condition (reflection time). Parameter Name Initial Value...

  • Page 138: Start Signal Selection (Stf, Str, Stop Signal, Pr. 250)

    Function assignment of external terminal and control 4.10.4 Start signal 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 139 Function assignment of external terminal and control (2) 3-wire type (STF, STR, STOP signal) ⋅ A 3-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 140: Output Terminal Function Selection (Pr. 190 To Pr. 196)

    Function assignment of external terminal and control 4.10.5 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 141 Function assignment of external terminal and control Setting Signal Related Refer Function Operation Positive Negative Name Parameters to Page Logic Logic Output when the output current is higher Output current than the Pr. 150 setting for longer than the Pr. 150, Pr. 151 detection time set in Pr.
  • Page 142 Function assignment of external terminal and control Setting Signal Related Refer Function Operation Positive Negative Name Parameters to Page Logic Logic Commercial-power ⎯ supply side motor 1 connection RO1 Commercial-power ⎯ supply side motor 2 connection RO2 Commercial-power ⎯ supply side motor 3 connection RO3 Commercial-power Used when using advanced PID control...
  • Page 143 Function assignment of external terminal and control REMARKS ⋅ The same function may be set to more than one terminal. ⋅ When the function is executed, the terminal conducts at the setting of any of "0" to "99", and does not conduct at the setting of any of "100"...
  • Page 144 Function assignment of external terminal and control (3) Fault output signal (ALM, ALM2 signal) Inverter fault occurrence ⋅ If the inverter comes to trip, the ALM and ALM2 (trip) signals are output. ⋅ The ALM2 signal remains ON during a reset period after fault occurrence.

  • Page 145: Detection Of Output Frequency (Su, Fu, Fu2 Signal, Pr. 41 To Pr. 43, Pr. 50, Pr. 870)

    Function assignment of external terminal and control 4.10.6 Detection of output frequency (SU, FU, FU2 signal, Pr. 41 to Pr. 43, Pr. 50, Pr. 870) The inverter output frequency is detected and output to the output signal. Parameter Initial Setting Name Description Number...
  • Page 146 Function assignment of external terminal and control (3) Speed detection hysteresis (Pr. 870) ⋅ This function prevents chattering of the speed detection Pr.42 signals. Pr.870 When an output frequency fluctuates, the up to frequency signal (SU) and output frequency detection signals (FU, FU2) may repeat ON/OFF (chatters).

  • Page 147: Output Current Detection Function (Y12 Signal, Y13 Signal, Pr. 150 To Pr. 153, Pr. 166, Pr. 167)

    Function assignment of external terminal and control 4.10.7 Output current detection function (Y12 signal, Y13 signal, Pr. 150 to Pr. 153, Pr. 166, Pr. 167) The output current during inverter running can be detected and output to the output terminal. Parameter Setting Name...
  • Page 148 Function assignment of external terminal and control (2) Zero current detection (Y13 signal, Pr. 152, Pr. 153, Pr. 167) Pr. 167 = "0" or "1" ⋅ If the output current remains lower than the Pr. 152 setting Output current during inverter operation for longer than the time set in Pr. Pr.

  • Page 149: Remote Output Function (Rem Signal, Pr. 495 To Pr. 497)

    Function assignment of external terminal and control 4.10.8 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 controller. Parameter Initial Setting Name Description...

  • Page 150: Pulse Train Output Of Output Power (Y79 Signal, Pr. 799)

    Function assignment of external terminal and control 4.10.9 Pulse train output of output power (Y79 signal, Pr. 799) After power ON or inverter reset, output signal (Y79 signal) is output in pulses every time accumulated output power, which is counted after the Pr.799 Pulse increment setting for output power is set, reaches the specified value (or its integral multiples).

  • Page 151: Monitor Display And Monitor Output Signal

    Monitor display and monitor output signal 4.11 Monitor display and monitor output signal Refer to Purpose Parameter that must be set Page Display motor speed Speed display and speed setting Pr. 37, Pr. 144, Pr. 505 Set speed DU/PU main display data selection Pr.
  • Page 152 Monitor display and monitor output signal CAUTION ⋅ Under V/F control, the output frequency of the inverter is displayed in terms of synchronous speed, and therefore, displayed value = actual speed + motor slip. ⋅ When the running speed display is selected at the setting of Pr. 37 "0" and Pr. 144 "0", the monitor display is provided on the assumption that the number of motor poles is 4.

  • Page 153: Du/Pu 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 4.11.2 DU/PU 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 154 Monitor display and monitor output signal (1) Monitor description list (Pr. 52) ⋅ Set the monitor to be displayed on the operation panel (FR-DU07) and parameter unit (FR-PU04/FR-PU07) in Pr. 52 DU/PU main display data selection. ⋅ Set the monitor to be output to the terminal CA (analog output (0 to 20mADC current output)) in Pr. 54 CA terminal function selection.
  • Page 155 Monitor display and monitor output signal Pr. 52 Parameter Pr. 54 (CA) Full-scale Setting Value Pr. 158 (AM) value of the Types of Monitor Increments Parameter Description terminal CA PU main Setting DU LED and AM monitor Value Displays the cumulative power amount Cumulative power 0.01kWh/ according to the output power monitor...
  • Page 156 Monitor display and monitor output signal REMARKS ⋅ By setting "0" in Pr. 52, the monitoring of output speed to fault display can be selected in sequence by ⋅ When the operation panel (FR-DU07) is used, the displayed units are Hz, V and A only and the others are not displayed. ⋅...
  • Page 157 Monitor display and monitor output signal (3) Operation panel (FR-DU07) I/O terminal monitor (Pr. 52) ⋅ When Pr. 52 is set to any of "55 to 57", the I/O terminal states can be monitored on the operation panel (FR-DU07). ⋅ The I/O terminal monitor is displayed on the third monitor. ⋅...
  • Page 158 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 159: Ca, Am Terminal Function Selection (Pr.55, Pr.56, Pr.867, Pr.869)

    Monitor display and monitor output signal 4.11.3 CA, AM terminal function selection (Pr.55, Pr.56, Pr.867, Pr.869) For signal output, two different output terminals are available: analog current output terminal CA and analog output terminal AM. You can select the signals output to the terminals CA, AM. Setting Range Parameter Name...
  • Page 160 Monitor display and monitor output signal (3) Terminal AM response adjustment (Pr. 867) • Using Pr. 867, the output voltage response of the terminal AM can be adjusted within the range 0 to 5s. • Increasing the setting stabilizes the terminal AM output more but reduces the response level. (Setting "0" sets the response level to 7ms) (4) Adjustment of response level of terminal CA (Pr.

  • Page 161: 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 4.11.4 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 162 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 163: How To Calibrate The Terminal Ca When Using The Operation Panel (Fr-Du07)

    Monitor display and monitor output signal 4.11.5 How to calibrate the terminal CA when using the operation panel (FR-DU07) Operation Display (When Pr. 54 = 1) Confirmation of the operation status indicator and operation mode indicator The parameter Press to choose the parameter number read setting mode.

  • Page 164: Operation Selection At Power Failure And Instantaneous Power Failure

    Operation selection at power failure and instantaneous power failure 4.12 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 165 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 undervoltage 15ms to 100ms protection (E.UVT) are activated, the inverter output is shut off. (Refer to Power supply page 340 for E.IPF and E.UVT.)
  • Page 166 Operation selection at power failure and instantaneous power failure Without frequency search When Pr. 162 = "1, 11", automatic restart operation is performed When Pr. 162 = 1, 11 (without frequency search) in a reduced voltage system, where the voltage is gradually risen with the output frequency unchanged from prior to an Instantaneous (power failure) time instantaneous power failure independently of the coasting...

  • Page 167: Power Failure Signal (Y67 Signal)

    Operation selection at power failure and instantaneous power failure CAUTION Provide mechanical interlocks for MC1 and MC2. The inverter will be damaged if the power supply is input to the inverter output section. When automatic restart after instantaneous power failure has been selected, the motor and machine will start suddenly (after the reset time has elapsed) after occurrence of an instantaneous power failure.

  • Page 168: Power Failure-Time Deceleration-To-Stop Function (Pr. 261 To Pr. 266 )

    Operation selection at power failure and instantaneous power failure 4.12.3 Power failure-time deceleration-to-stop function (Pr. 261 to Pr. 266 ) 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. Parameter Initial Setting...
  • Page 169 Operation selection at power failure and instantaneous power failure (3) Power failure stop function (Pr. 261 = "1, 21") ⋅ If power is restored during power failure deceleration, deceleration to a stop is continued and the inverter remains stopped. To restart, turn OFF the start signal once, then turn it ON again. ⋅...
  • Page 170 Operation selection at power failure and instantaneous power failure (5) Power failure deceleration signal (Y46 signal) ⋅ After a power failure stop, inverter cannot start even if power is restored and the start command is given. In this case, check the power failure deceleration signal (Y46 signal). (at occurrence of input phase loss protection (E.ILF), etc.) ⋅...

  • Page 171: Operation Setting At Fault Occurrence

    Operation setting at fault occurrence 4.13 Operation setting at fault occurrence Refer to Purpose Parameter that must be Set Page Recover by retry operation at fault Retry operation Pr. 65, Pr. 67 to Pr. 69 occurrence Output fault code from terminal Fault code output function Pr.
  • Page 172 Operation setting at fault occurrence ⋅ Use Pr. 65 to select the fault to be activated for retries. No retry will be made for the fault not indicated. (Refer to page 334 for the fault description.) indicates the errors selected for retry. Pr.

  • Page 173: Fault Code Output Selection (Pr. 76)

    Operation setting at fault occurrence 4.13.2 Fault code output selection (Pr. 76) At fault occurrence, its description can be output as a 4-bit digital signal from the open collector output terminals. The fault code can be read by a programmable controller, etc., and its corrective action can be shown on a display, etc.

  • Page 174: Input/Output Phase Loss Protection Selection (Pr. 251, Pr. 872)

    Operation setting at fault occurrence 4.13.3 Input/output phase loss protection selection (Pr. 251, Pr. 872) You can disable the output phase loss protection function that stops the inverter output if one phase of the inverter output side (load side) three phases (U, V, W) is lost. The input phase loss protection selection of the inverter input side (R/L1, S/L2, T/L3) can be valid.

  • Page 175: Energy Saving Operation And Energy Saving Monitor

    Energy saving operation and energy saving monitor 4.14 Energy saving operation and energy saving monitor Refer to Purpose Parameter that must be Set Page Energy saving operation and Energy saving operation Pr. 60 Optimum excitation control Pr. 52, Pr. 54, Pr. 158, How much energy can be saved Energy saving monitor Pr.

  • Page 176: Energy Saving Monitor (Pr. 891 To Pr. 899)

    Energy saving operation and energy saving monitor 4.14.2 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 Setting Range Name Initial Value...
  • Page 177 Energy saving operation and energy saving monitor (1) Energy saving monitor list ⋅ The following items are 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 Parameter Setting...
  • Page 178 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 179 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 180 Energy saving operation and energy saving monitor (6) Annual power saving amount, power cost (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 181: Motor Noise, Emi Measures, Mechanical Resonance

    Motor noise, EMI measures, mechanical resonance 4.15 Motor noise, EMI measures, mechanical resonance Refer to Purpose Parameter that must be Set Page Reduction of the motor noise Carrier frequency and Pr. 72, Pr. 240, Pr. 260 Measures against EMI and leakage currents Soft-PWM selection Reduce mechanical resonance Speed smoothing control...

  • Page 182: Speed Smoothing Control (Pr. 653, Pr. 654)

    Motor noise, EMI measures, mechanical resonance 4.15.2 Speed smoothing control (Pr. 653, Pr. 654) Vibration due to mechanical resonance influences the inverter control, causing the output current (torque) to be unstable. In this case, the output current (torque) fluctuation can be reduced to ease vibration by changing the output frequency.

  • Page 183: Frequency Setting By Analog Input (Terminal 1, 2, 4)

    Frequency setting by analog input (terminal 1, 2, 4) 4.16 Frequency setting by analog input (terminal 1, 2, 4) Purpose Parameter that must be Set Refer to Page Selection of voltage/current input (terminal 1, 2, 4) Perform forward/ Analog input selection Pr.
  • Page 184 Frequency 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) Compensation Input Terminal 2 Terminal 1 Pr. 73 Terminal 4 Input Terminal and Polarity Reversible signal Setting...
  • Page 185 Frequency setting by analog input (terminal 1, 2, 4) (2) Perform operation by analog input voltage Inverter ⋅ The frequency setting signal inputs 0 to 5VDC (or 0 to 10VDC) to across Forward rotation Voltage/current the terminals 2 and 5. The 5V (10V) input is the maximum output input switch frequency.
  • Page 186 Frequency setting by analog input (terminal 1, 2, 4) (4) Perform forward/reverse rotation by analog input Reverse Set frequency Forward (polarity reversible operation) (Hz) rotation rotation ⋅ Setting any of "10 to 17" in Pr. 73 enables polarity reversible operation. ⋅...

  • Page 187: Analog Input Compensation (Pr. 73, Pr. 242, Pr. 243, Pr. 252, Pr. 253)

    Frequency setting by analog input (terminal 1, 2, 4) 4.16.2 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 188: Response Level Of Analog Input And Noise Elimination (Pr. 74)

    Frequency 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 189: Bias And Gain Of Frequency Setting Voltage (Current) (Pr. 125, Pr. 126, Pr. 241, C2(Pr. 902) To C7(Pr. 905))

    Frequency setting by analog input (terminal 1, 2, 4) 4.16.4 Bias and gain of frequency setting voltage (current) (Pr. 125, Pr. 126, Pr. 241, C2(Pr. 902) to C7(Pr. 905)) 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 4 to 20mADC).
  • Page 190 Frequency setting by analog input (terminal 1, 2, 4) (1) Change frequency maximum Initial value analog input (Pr. 125, Pr. 126) 60Hz ⋅ Set a value in Pr. 125 (Pr. 126) when changing only the frequency setting (gain) of the maximum analog input power (current).
  • Page 191 Frequency setting by analog input (terminal 1, 2, 4) (4) Frequency setting signal (current) bias/gain adjustment method (a)Method to adjust any point by application of voltage (current) across the terminals 2 and 5 (4 and 5). Operation Display Confirm the operation indicator and operation mode indicator The inverter should be at a stop.
  • Page 192 Frequency setting by analog input (terminal 1, 2, 4) (b) Method to adjust any point without application of a voltage (current) to across terminals 2 and 5 (4 and 5). (To change from 4V (80%) to 5V (100%)) Operation Display Confirm the operation status indicator and operation mode indicator The inverter should be at a stop.
  • Page 193 Frequency 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 60Hz to 50Hz) Operation Display Pr. 125) or (Pr. 126) appears. Terminal 2 input Terminal 4 input Press...

  • Page 194: 4Ma Input Check Of Current Input (Pr. 573, Pr. 777, Pr. 778)

    Frequency setting by analog input (terminal 1, 2, 4) 4.16.5 4mA input check of current input (Pr. 573, Pr. 777, Pr. 778) 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.
  • Page 195 Frequency setting by analog input (terminal 1, 2, 4) During external operation (Pr. 573 = "1") Output frequency Continuing the operation at the frequency before the input current drop Analog input Return Input current 20mA decrease Time LF signal During PID control (reverse action) (Pr. 573 = "1") Output frequency Continuing the operation at the frequency before the input current drop...
  • Page 196 Frequency setting by analog input (terminal 1, 2, 4) During PID control (reverse action) (Analog input current is restored during deceleration while Pr. 573 ="3") An input current drop is detected and the motor decelerates Normal operation after the current is restored Output frequency Input current 20mA...
  • Page 197 Frequency setting by analog input (terminal 1, 2, 4) (5) Function related to 4mA input check Refer to Function Operation 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 198: Misoperation Prevention And Parameter Setting Restriction

    Misoperation prevention and parameter setting restriction 4.17 Misoperation prevention and parameter setting restriction Refer to Purpose Parameter that must be Set Page Limit reset function Reset selection/disconnected Trips stop when PU is disconnected Pr. 75 PU detection/PU stop selection Stop from PU Prevention of parameter rewrite Parameter write selection Pr.
  • Page 199 Misoperation prevention and parameter setting restriction (1) Reset selection • You can select the enable condition 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 a fault occurs. CAUTION ⋅...
  • Page 200 Misoperation prevention and parameter setting restriction (4) How to restart the motor stopped by input from the PU in External operation mode (PU stop (PS) reset method) (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 201: Parameter Write Selection (Pr. 77)

    Misoperation prevention and parameter setting restriction 4.17.2 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 202: Reverse Rotation Prevention Selection (Pr. 78)

    Misoperation prevention and parameter setting restriction 4.17.3 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 203 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 204: Password Function (Pr. 296, Pr. 297)

    Misoperation prevention and parameter setting restriction 4.17.5 Password function (Pr. 296, Pr. 297) Registering 4-digit password can restrict parameter reading/writing. Parameter Name Initial Value Setting Range Description Number 0 to 6, 99, 100 to Select restriction level of parameter reading/ 106, 199 writing when a password is registered.
  • Page 205 For the method of parameter clear and all parameter clear with a communication option and a parameter unit (FR-PU07), refer to the instruction manual of each option. (Refer to page 324 and page 325 for the operation panel (FR-DU07), page 221 for the Mitsubishi inverter protocol of RS-485 communication, and page 234 for Modbus-RTU communication protocol.)
  • Page 206 Misoperation prevention and parameter setting restriction (3) Parameter operation during password lock/unlock Unlocked Password registered Locked Pr. 296 ≠ 9999 Pr. 296 = 100 to 106, 199 Parameter operation Pr. 296 ≠ 9999 Pr. 296 = 9999 Pr. 297 = 0 to 4 Pr.

  • Page 207: Selection Of Operation Mode And Operation Location

    Selection of operation mode and operation location 4.18 Selection of operation mode and operation location Purpose Parameter that must be set Refer to page Operation mode selection Operation mode selection Pr. 79 Started in network operation mode Operation mode at power ON Pr.
  • Page 208 Selection of operation mode and operation location (1) Operation mode basics ⋅ The operation mode specifies the source of the start command and the frequency command for the PU operation mode inverter. Operation Inverter ⋅ Basically, there are following operation modes. panel Personal ⋅...
  • Page 209 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 210 Selection of operation mode and operation location (4) External operation mode (setting "0" (initial value), "2") ⋅ Select the External operation mode when the start command and the frequency command are applied from a frequency setting potentiometer, start switch, etc. externally and connecting them to the control circuit terminals of the inverter.
  • Page 211 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 applying frequency command from the operation panel (FR-DU07) or parameter unit (FR-PU04/FR- PU07) and inputting the start command with the external start switch.
  • Page 212 Selection of operation mode and operation location (8) Switch-over mode (Setting "6") ⋅ While continuing operation, you can switch among 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 213 Selection of operation mode and operation location (10) Switching of operation mode by external signal (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 214 Selection of operation mode and operation location (11) Switching of operation mode by external signal (X65, X66 signals) ⋅ When Pr. 79 = any of "0, 2, 6", 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 215: Operation Mode At Power On (Pr. 79, Pr. 340)

    Selection of operation mode and operation location 4.18.2 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 216: Start Command Source And Speed Command Source During Communication Operation (Pr. 338, Pr. 339, Pr. 550, Pr. 551)

    Selection of operation mode and operation location 4.18.3 Start 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 start command and frequency command can be valid.
  • Page 217 Selection of operation mode and operation location (3) Controllability through communication 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 218 Selection of operation mode and operation location (4) Operation at error occurrence External/PU External/PU NET Operation Operation NET Operation Combined Combined (when Mode Error External (when RS-485 Operation Operation Mode communication Definition Operation Operation terminals are Condition Mode 1 option is used) used) (Pr.
  • Page 219 Selection of operation mode and operation location (5) Selection of command source in Network operation mode (Pr. 338, Pr. 339) ⋅ There are two control sources: operation command source, which controls the signals related to the inverter start command and function selection, and speed command source, which controls signals related to frequency setting. ⋅...
  • Page 220 Selection of operation mode and operation location REMARKS ⋅ The command source of communication is as set in Pr. 550 and Pr. 551. ⋅ The Pr. 338 and Pr. 339 settings can be changed while the inverter is running when Pr. 77 = "2". Note that the setting change is reflected after the inverter has stopped.

  • Page 221: Communication Operation And Setting

    Communication operation and setting 4.19 Communication operation and setting Refer to Purpose Parameter that must be Set Page Communication operation from PU Initial setting of computer link Pr. 117 to Pr. 124 connector communication (PU connector) Initial setting of computer link Pr.
  • Page 222 Product Type Maker Communication SGLPEV-T (Cat5e/300m) Mitsubishi Cable Industries, Ltd. 24AWG × 4P * cable * Do not use pins No. 2, 8 of the communication cable. CAUTION When performing RS-485 communication with multiple inverters, use the RS-485 terminals. (Refer to page 214)

  • Page 223: Wiring And Configuration Of Rs-485 Terminals

    Communication operation and setting 4.19.2 Wiring and configuration of RS-485 terminals (1) RS-485 terminal layout Name Description OPEN RDA1 Inverter receive+ (RXD1+) RDB1 Terminating resistor switch Inverter receive- (RXD1-) Factory-set to "OPEN". Set only the terminating resistor switch of RDA2 Inverter receive+ the remotest inverter to the "100Ω"...
  • Page 224 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 15m (49.2 feet) interface/ cable terminals Converter Twisted pair cable Twisted pair cable *Set the terminating resistor switch to the "100Ω"...
  • Page 225 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 226: Initial Settings And Specifications Of Rs-485 Communication (Pr. 117 To Pr. 124, Pr. 331 To Pr. 337, Pr. 341, Pr. 549)

    There are two different communications: communication using the PU connector of the inverter and communication using the RS-485 terminals. You can perform parameter setting, monitor, etc. using the Mitsubishi inverter protocol (computer link communication), Modbus-RTU protocol and BACnet MS/TP protocol.
  • Page 227 Select presence/absence of CR/LF. 0, 1, 2 *1*3 CR/LF selection (same specifications as Pr. 124) Mitsubishi inverter (computer link) protocol Protocol selection Modbus-RTU protocol BACnet MS/TP protocol Invalid during the BACnet MS/TP protocol. For the Modbus-RTU protocol, the data length is always 8 bits and the stop bit depends on the Pr. 334 setting. (Refer to page 234) For the BACnet MS/TP protocol, the data length is always 8 bits and the stop bit is always 8 bit.

  • Page 228: Communication Eeprom Write Selection (Pr. 342)

    Communication operation and setting 4.19.4 Communication EEPROM write selection (Pr. 342) When parameter write is performed from PU connector, RS-485 terminal, and communication option connected to the inverter, parameter’s storage device can be changed from EEPROM + RAM to only RAM. Set this parameter when frequent parameter changes are required.
  • Page 229 Communication operation and setting ⋅ Select the stop operation at the retry count excess (Pr. 335, only with Mitsubishi inverter protocol) or at a signal loss detection (Pr. 336, Pr. 539). ⋅ Operation at an error Pr. 502 setting Operation...
  • Page 230 Communication operation and setting REMARKS ⋅ Fault output indicates the fault output signal (ALM signal) and an alarm bit output. ⋅ When the fault output setting is active, a fault record is saved in the faults history. (A fault record is written to the faults history at a fault output.

  • Page 231: Mitsubishi Inverter Protocol (Computer Link Communication)

    Communication operation and setting 4.19.6 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.
  • Page 232 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 Multi Parameter Inverter Parameter...
  • Page 233 Communication operation and setting Data reading format Communication request data from the computer to the inverter 1) Number of Characters Format Inverter Instruction code station number check Reply data from the inverter to the computer 3) (No data error detected) Number of Characters Format Inverter...
  • Page 234 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 235 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 Definition 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 236 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 225 for data receive error for retry) ⋅ When data receive errors occur consecutively and exceed the permissible number of retries set, an inverter trip (E.PUE) may occur and stops the motor.
  • Page 237 Communication operation and setting (8) Instructions for the program 1) When data from the computer has any error, the inverter does not accept that data. 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 238 Communication operation and setting General flowchart Port open Communication setting Time out setting Send data processing Data setting Sum code calculation Data transmission Receive data waiting Receive data processing Data retrieval Screen display CAUTION Always set the communication check time interval before starting operation to prevent hazardous conditions. Data communication is not started automatically but is made only once when the computer provides a communication request.
  • Page 239 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 240 Communication operation and setting Number of Read Instruction Item Data Description Data Digits /write Code (format) All parameters return to the initial values. Whether to clear communication parameters or not can be selected × according to data. ( : clear, : not clear) Refer to page 390 for parameter clear, all clear, and communication parameters.
  • Page 241 Communication operation and setting List of calibration parameters Instruction code Instruction code Para Para Name Name meter meter Read Write Extended Read Write Extended Terminal 2 frequency Current output bias signal (902) setting bias frequency (930) Terminal 2 frequency Current output bias current (902) setting bias (930)
  • Page 242 Communication operation and setting [Fault data] Refer to page 333 for details of fault description. Data Description Data Description Data Description Data Description No fault E.ILF E.18 * E.SER Fault record display example (instruction code H74) E.OC1 E.OLT E.19 * E.AIE E.OC2 E.BE...
  • Page 243 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 8 bits b4:OL (overload) * monitor [Example 2] H80 Stop at fault b5:IPF (instantaneous power failure) * occurrence...

  • Page 244: Modbus-Rtu Communication Specifications (Pr. 331, Pr. 332, Pr. 334, Pr. 343, Pr. 502, Pr. 539, Pr. 549, Pr.779)

    9999 (same specifications as Pr. 122) time interval 9999 No communication check (signal loss detection) Mitsubishi inverter (computer link) protocol Protocol selection Modbus-RTU protocol BACnet MS/TP protocol Motor runs at the specified frequency at a communication 0 to 400Hz Operation frequency error.
  • Page 245 Communication operation and setting (1) Communication specifications ⋅ The communication specifications are given below. Related Item Description Parameters Communication protocol Modbus-RTU protocol Pr. 549 ⎯ Conforming standard EIA-485 (RS-485) Number of inverters connected 1: N (maximum 32 units), setting is 0 to 247 stations Pr.
  • Page 246 Communication operation and setting (3) Message format Inverter response time Query communication (Refer to the following table for the data check time) Query Message Programmable controller (Master) Inverter (slave) Response Message Data absence time (3.5 bytes or more) Broadcast communication Query Message Programmable controller (Master) No Response...
  • Page 247 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 248 Communication operation and setting (5) Message format types The message formats corresponding to the function codes in Table 1 on page 237 will be explained. Read holding register data (H03 or 03) Can read the description of 1) system environment variables, 2) real-time monitor, 3) faults history, and 4) inverter parameters assigned to the holding register area (refer to the register list (page 243)).
  • Page 249 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 243)). Query message 1) Slave Address 2) Function 3) Register Address 4) Preset Data...
  • Page 250 Communication operation and setting Function diagnosis (H08 or 08) A communication check is available 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 CRC Check...
  • Page 251 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 252 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 253 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 254 Communication operation and setting Real-time monitor Refer to page 143 for details of the monitor description. Register Description Increments Register Description Increments 40201 Output frequency/Speed 0.01Hz/1 40251 Cumulative saving power Variable *4 *8 40202 Output current 0.01A/0.1A 40252 PID set point 0.1% 40203 Output voltage...
  • Page 255 Communication operation and setting Parameter Parameters Register Parameter Name Read/Write Remarks 41000 to Refer to the parameter list (page The parameter number + 41000 is the 0 to 999 Read/write 41999 62) for the parameter names. register number. Terminal 2 frequency setting C2(902) 41902 Read/write...
  • Page 256 Communication operation and setting Faults history Register Definition Read/Write Remarks 40501 Fault history 1 Read/write 40502 Fault history 2 Read Being 2 bytes in length, the data is stored as 40503 Fault history 3 Read "H00 ". Refer to the lowest 1 byte for the fault 40504 Fault history 4 Read...
  • Page 257 Communication operation and setting (7) Pr. 343 Communication error count You can check the cumulative number of communication errors. Parameters Setting Range Minimum Setting Range Initial Value (Read only) CAUTION The number of communication errors is temporarily stored into the RAM. As it is not stored into the EEPROM, performing a power supply reset or inverter reset clears the value to 0.
  • Page 258 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 259: Bacnet Ms/Tp Protocol

    "96". % setting reference 60Hz 1 to 400Hz Set a reference frequency of the set frequency. frequency Mitsubishi inverter (computer link) protocol Protocol selection Modbus-RTU protocol BACnet MSTP protocol Auto baud rate (bit7) Setting range: 0 (Inactive)
  • Page 260 Communication operation and setting (1) Specifications Communication specifications (conforming to BACnet standard of physical medium EIA-485) Item Description Physical medium EIA-485 (RS-485) Connection port RS-485 terminal (PU connector is not available) Data transfer method NRZ encoding Baud rate 9600bps, 19200bps, 38400bps, 76800bps Start bit Fixed to 1 bit Data length...
  • Page 261 Communication operation and setting (2) BACnet reception status monitor (Pr.52) Set Pr. 52 = "81" to monitor BACnet communication status on the operation panel (FR-DU07) and parameter unit (FR- PU04/FR-PU07). Status Data Description LF signal Idle Never had BACnet communication Automatic baud rate During automatic baud rate recognition recognition...
  • Page 262 Communication operation and setting Supported property of BACnet standard object type R: Read only W: Read/Write (Commandable values not supported) C: Read/Write (Commandable values supported) Object Property APDU Timeout Application Software Version Database Revision Device Address Binding Event State Firmware Revision Max APDU Length Accepted Max Info Frames Max Master...
  • Page 263 Communication operation and setting (6) Supported BACnet object ANALOG INPUT Present Value Object Object Name Description Unit Identifier Access Type Represents actual input voltage of terminal 1. (The range varies depending on the Pr. 73 and Pr. 267 settings. percent Terminal 1 -10 to +10V (-100% to +100%), (98)
  • Page 264 Communication operation and setting ANALOG VALUE Object Present Value Object Name Description Unit Identifier Access Type Output frequency Represents the output frequency monitor. hertz (27) Output current Represents the output current monitor. amperes (3) Output voltage Represents the output voltage monitor. volts (5) revolution-per- Running speed...
  • Page 265 Communication operation and setting BINARY INPUT Description Present Value Object Object Name (0: Inactive Identifier Access Type 1: Active) Represents actual input of terminal STF. Terminal STF (Represents actual input of terminal X1 when FR-A7AC is installed.) Represents actual input of terminal STR. Terminal STR (Represents actual input of terminal X2 when FR-A7AC is installed.) Terminal AU...
  • Page 266 Communication operation and setting BINARY VALUE Object Present Value Object Name Description Identifier Access Type Inverter running Represents inverter running (RUN signal) status. Inverter operation Represents inverter operation ready (RY signal) status. ready Alarm output Represents alarm output (LF signal) status. Fault output Represents fault output (ALM signal) status.
  • Page 267 Communication operation and setting (7) Mailbox parameter/Mailbox value Access to the properties which are not defined as objects are available by using "Mailbox parameter" and "Mailbox value". To read a property, write the register of the intended property to "Mailbox parameter", and then read "Mailbox value".
  • Page 268 Communication operation and setting Parameter Parameters Register Parameter Name Read/Write Remarks 41000 to Refer to the parameter list (page The parameter number + 41000 is the 0 to 999 Read/write 41999 62) for the parameter names. register number. Terminal 2 frequency setting C2(902) 41902 Read/write...
  • Page 269 Communication operation and setting Faults history Register Definition Read/Write Remarks 40501 Fault history 1 Read/write 40502 Fault history 2 Read Being 2 bytes in length, the data is stored as 40503 Fault history 3 Read "H00 ". Refer to the lowest 1 byte for the fault 40504 Fault history 4 Read...
  • Page 270 (8) ANNEX A - PROTOCOL IMPLEMENTATION CONFORMANCE STATEMENT (NORMATIVE) (This annex is part of this Standard and is required for its use.) BACnet Protocol Implementation Conformance Statement Date: 1st Aug 2010 Vendor Name: Mitsubishi Electric Corporation Product Name: Inverter Product Model Number: FR-F720-NA, FR-F740-NA Application Software Version: 8290* Firmware Revision: 1.00...
  • Page 271 Communication operation and setting Standard Object Types Supported: An object type is supported if it may be present in the device. For each standard Object Type supported provide the following data: 1) Whether objects of this type are dynamically creatable using the CreateObject service 2) Whether objects of this type are dynamically deletable using the DeleteObject service 3) List of the optional properties supported 4) List of all properties that are writable where not otherwise required by this standard...

  • Page 272: Operation By Plc Function (Pr. 414, Pr. 415, Pr. 498, Pr. 506 To Pr. 515, Pr. 826 To Pr. 865)

    Communication operation and setting 4.19.9 Operation by PLC function (Pr. 414, Pr. 415, Pr. 498, Pr. 506 to Pr. 515, Pr. 826 to Pr. 865) I/O data read, write, etc. can be performed by accessing the inverter in the predetermined method using special relays, special registers, etc.

  • Page 273: Pid Control

    PID control 4.20 PID control Refer Purpose Parameter that must be Set to Page Perform process control such as pump and Pr. 127 to Pr. 134, Pr. 553, Pr. 554, Outline of PID control air volume. Pr. 575 to Pr. 577 Calibrate the measured value input and PID Bias and gain calibration for Pr.
  • Page 274 PID control Parameter Initial Setting Name Description Number Value Range Set the lower limit value. If the measured value falls below the setting range, the FDN signal is output. The maximum input 0 to 100% (20mA/5V/10V) of the measured value (terminal 4) is PID lower limit 9999 equivalent to 100%.
  • Page 275 PID control (2) PID action overview 1) PI action A combination of P action (P) and I action (I) for providing a manipulated Deviation Set point 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 276 PID 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 Decrease X<0 point Measured value Feedback signal (measured value)
  • Page 277 PID 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 (when Pr. 128 = "10, 11, 20, 21, 40, or 41"). ⋅...
  • Page 278 PID control Output signals Terminal Signal Function Description Parameter Setting Used Pr. 128 = "20, 21, 40, 41, 60, 61, Output to indicate that the measured 120, 121, 140, 141" Pr. 131 ≠ "9999" Upper limit output value signal exceeded the upper limit value (Pr.
  • Page 279 PID control (5) PID control automatic switchover control (Pr. 127) ⋅ The inverter can be started up without PID control 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 without PID operation from a start until output frequency is reached Pr.
  • Page 280 PID control (7) PID output suspension function (SLEEP function) (SLEEP signal, Pr. 554, Pr. 575 to Pr. 577 ) ⋅ The inverter stops operation if the output frequency after PID control remains at less than the Pr. 576 Output interruption detection level setting for longer than the time set in Pr. 575 Output interruption detection time. (At this time, if "0 to 3"...
  • Page 281 PID control (8) PID monitor function ⋅ The PID control set value, measured value and deviation value can be displayed on the operation panel and output from terminal CA, AM. ⋅ Integral value indicating a negative % can be displayed on the deviation monitor. 0% is displayed as 1000. (The deviation monitor cannot be output from the terminal CA, AM.) ⋅...
  • Page 282 PID control (10) Calibration example (A detector of 4mA at 0°C and 20mA at 50°C is used to adjust the room temperature to 25°C under PID control. The set point is given to across inverter terminals 2 and 5 (0 to 5V).) Start Set the room temperature to 25 C.
  • Page 283 PID control <Set point input calibration> 1) Setting with terminal 2 input 1. Apply the input voltage of 0% set point setting (e.g. 0V) across terminals 2 and 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 284 PID control CAUTION ⋅ If the multi-speed (RH, RM, RL signal) or Jog operation (JOG signal) is entered with the X14 signal ON, PID control is stopped and multi-speed or Jog operation is started. ⋅ If the setting is as follows, PID control becomes invalid. Pr.

  • Page 285: Bias And Gain Calibration For Pid Displayed Values (Pr. 241, Pr. 759, C42(Pr. 934) To C45(Pr. 935))

    PID control 4.20.2 Bias and gain calibration for PID displayed values (Pr. 241, Pr. 759, C42(Pr. 934) to C45(Pr. 935)) ⋅ When both of C42(Pr. 934) and C44(Pr. 935) ≠ "9999", bias/gain calibration is available for analog value of set point, measured value, deviation value to perform PID control.
  • Page 286 PID control ⋅ Take caution when the following condition is satisfied because the inverter recognizes the deviation value as a negative (positive) value even though a positive (negative) deviation is given: Pr. 934 PID display bias coefficient > Pr. 935 PID display gain coefficient To perform a reverse operation, set the forward operation in Pr.

  • Page 287: Pre-Charge Function (Pr.760 To Pr. 769)

    PID control 4.20.3 Pre-charge function (Pr.760 to Pr. 769) This function is to drive the motor at a certain speed before starting PID control. The motor is operated at Pr. 127 PID control automatic switchover frequency at start until a pre-charge ending condition is satisfied. PID control starts after a pre-charge ending condition is satisfied.
  • Page 288 PID control (1) Operation selection for the pre-charge function The pre-charge function ends when any of the following conditions is satisfied. It also ends when the start signal turns OFF or the output is shutoff (except for the PID output suspension function (SLEEP)). Pre-charge ending condition Related parameter Measured...
  • Page 289 PID control Pre-charge operation ⋅ When the measured amount reaches the pre-charge ending level Measured value[PSI] Pr.761 Ending level Time When the measured amount reaches the Pr. 761 setting or higher, the pre-charge operation PID control Output frequency[Hz] ends, and PID control starts. Pr.127 Pr.
  • Page 290 PID control Pre-charge operation at output shutoff When the pre-charge operation is valid, the pre-charge operation is performed at the output shutoff cancellation. (The pre-charge operation is also performed even if the automatic restart after instantaneous power failure is valid.) When the output is shutoff during PID control, which is performed after the pre-charge operation Output frequency[Hz] Pre-charges again.
  • Page 291 PID control (2) Pre-charge protective function The protective function is activated when the elapsed time or measured amount reaches the set level during the pre- charge operation. When the level is exceeded, Y51 to Y54 signals are turned ON depending on the control method, the output is shutoff, and the fault (E.PCH) is output.

  • Page 292: Second Pid Function (Pr.753 To Pr. 758, Pr.765 To Pr.769)

    PID control 4.20.4 Second PID function (Pr.753 to Pr. 758, Pr.765 to Pr.769) When the RT signal is ON and Pr. 753 Second PID action selection ≠ 9999, PID control is commanded by the second function parameters. When Pr. 753 = 9999, normal PID control is performed even if the second functions are valid. When the control method is switched from the second PID control to the normal PID control, the integral value is estimated.
  • Page 293 PID control Parameter Initial Setting Name Description Number Value Range When the pre-charged amount exceeds Pr. 768 or the pre- charged time exceeds Pr. 769 while the RT signal is ON, the output is immediately shutoff, and the fault (E.PCH) is output. Second pre-charge fault selection When the pre-charged amount exceeds Pr.

  • Page 294: Advanced Pid Function (Pump Function) (Pr. 554, Pr. 575 To Pr. 591)

    PID control 4.20.5 Advanced PID function (pump function) (Pr. 554, Pr. 575 to Pr. 591) PID control function can adjust the volume of water, etc. by controlling a pump. Multiple motors (4 motors maximum) can be controlled by switching between the inverter-driven operation and commercial power-driven operation.
  • Page 295 PID control (1) Operation · Set the number of commercial power supply operation motors in Pr. 578 Auxiliary motor operation selection and motor switching method in Pr. 579 Motor connection function selection. Pr.579 Name Description Setting The motor to be inverter-driven is always fixed and you can increase/decrease the number of motors Basic system commercial power-driven by turning on and off the MC between the power supply and motor with the output frequency.
  • Page 296 PID control (2) System configuration · Basic system (Pr. 579 = "0") Example Distributed water PUMP4 PUMP3 PUMP2 Inverter Power supply PUMP1 Forward rotation Supplied water Reverse rotation Advanced PID MC RO2 control selection PID forward-reverse MC RO3 action switching MC RO4 24VDC For 2-wire type Detector...
  • Page 297 PID control · Alternative system (Pr. 579 = "1"), direct system (Pr. 579 = "2"), alternative-direct system (Pr. 579 = "3") Example Inverter Distributed water Power supply RIO1 PUMP4 Forward rotation RIO1 RIO1 Reverse rotation Advanced PID control selection RIO2 RIO2 RIO2 PID forward...
  • Page 298 PID control (4) Motor switchover timing · Switchover timing at a start (stop) of an auxiliary motor 1 in the basic system (Pr. 579 = "0") and alternative system (Pr. 579 = "1"). Pr. 590: Motor start detection time Output frequency Maximum frequency Pr.
  • Page 299 PID control (5) Waiting time setting at MC switchover (Pr. 580, Pr. 581) · Set a switching time of MC (e.g. time until RIO1 turns ON after RO1 turns OFF) in Pr. 580 MC switching interlock time in the direct system (Pr. 579 = "2"). You can set the time from MC switch-over to a start (time from when RIO1 turns OFF and RIO2 turns ON until inverter output starts).
  • Page 300 PID control (9) PID output suspension function (SLEEP function) (SLEEP signal, Pr. 554, Pr. 575 to Pr. 577 ) ⋅ The inverter stops operation if the output frequency after PID control remains at less than the Pr. 576 Output interruption detection level setting for longer than the time set in Pr. 575 Output interruption detection time. (At this time, if "0 to 3"...
  • Page 301 PID control (10) Timing diagram · When using four motors in the basic system (Pr. 579 = "0") (STR) Pr. 590 Pr. 590 Pr. 590 Pr. 126 Pr. 126 Pr. 126 Pr. 575 Pr. 591 Pr. 591 Pr. 591 Pr. 586 Pr.
  • Page 302 PID control · When using two motors in the direct system (Pr. 597 = "2") RIO1 RIO2 Pr. 580 Pr. 580 Pr. 590 Pr. 125 Pr. 584 Commercial power Pr. 581 supply operation Inverter operation Inverter operation Pr. 590 Pr. 125 Pr.
  • Page 303 PID control · When using two motors in the alternative-direct system (Pr. 579 = "3") RIO1 RIO2 Pr. 580 Pr. 580 Pr. 581 Pr. 590 Pr. 57 + Pr. 58 Pr. 125 Commercial Pr. 584 Pr. 577 Motor Motor power Pr.

  • Page 304: Special Operation And Frequency Control

    Special operation and frequency control 4.21 Special operation and frequency control Refer Purpose Parameter that must be Set to Page Switch between the inverter operation and Bypass-inverter switchover Pr. 57, Pr.58, Pr. 135 to Pr. 139, bypass operation to operate. function Pr.
  • Page 305 Special operation and frequency control ⋅ When the motor is operated at 60Hz, more efficient operation can be performed by the commercial power supply than by the inverter. When the motor cannot be stopped for a long time for the maintenance/inspection of the inverter, it is recommended to provide the commercial power supply circuit.
  • Page 306 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 307 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 308 Special operation and frequency control (3) Operating procedure ⋅ 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 309: Regeneration Avoidance Function (Pr. 665, Pr. 882 To Pr. 886)

    Special operation and frequency control 4.21.2 Regeneration avoidance function (Pr. 665, Pr. 882 to Pr. 886) This function detects a regeneration status and increases the frequency to avoid the regeneration 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 310 Special operation and frequency control (2) To detect the regeneration 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 311: Useful Functions

    Useful functions 4.22 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 312: Display Of The Life Of The Inverter Parts (Pr. 255 To Pr .259)

    Useful functions 4.22.2 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 313 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 314 REMARKS ⋅ When the inverter is mounted with two or more cooling fans, "FN" is displayed with one or more fans with speed of 50% or less. CAUTION ⋅ For replacement of each part, contact the nearest Mitsubishi FA center.

  • Page 315: Maintenance Timer Alarm (Pr. 503, Pr. 504)

    Useful functions 4.22.3 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 Initial Name...

  • Page 316: Current Average Value Monitor Signal (Pr. 555 To Pr. 557)

    Useful functions 4.22.4 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 Programmable unit unit controller timer value are output as a pulse to the current Inverter average value monitor signal (Y93).
  • Page 317 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 calculation. Output current average value ×...

  • Page 318: Free Parameter (Pr. 888, Pr. 889)

    Useful functions 4.22.5 Free parameter (Pr. 888, Pr. 889) Parameters you can use for your own purposes. 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. ⋅...

  • Page 319: Initiating A Fault (Pr.997)

    Useful functions 4.22.6 Initiating a fault (Pr.997) A fault is initiated by setting the parameter. This function is useful to check how the system operates at a fault. Parameter Name Initial value Setting range Description number 16 to 18, 32 to 34, 48, 49, 64, 80 to 82, 96, 112, 128, The setting range is same with the one for 129, 144, 145, 160 to 162,...

  • Page 320: Setting Multiple Parameters As A Batch (Pr.999)

    4.22.7 Setting multiple parameters as a batch (Pr.999) ⋅ Parameter settings are changed as a batch. Those include parameter settings for the extended PID display, the Mitsubishi human machine interface (GOT) connection, rated frequency settings of 50Hz/60Hz, and acceleration/deceleration time increment settings.
  • Page 321 Useful functions (2) Automatic parameter setting using the operation panel (parameter setting mode) Operation example Automatically apply the extended PID display settings in parameters Operation Display Screen at power-ON The monitor display appears. PU indicator is lit. Press to choose the PU operation mode. The parameter Press to choose the...
  • Page 322 Useful functions (3) Parameter setting mode (Lit) <Automatic parameter setting mode> Always displayed as "0" when the parameter is read. Write "1 or 2" to select the automatic setting. Pressing in the "0" setting displays the next parameter. Example Example Flickers...
  • Page 323 Useful functions (4) List of automatically-set parameters The following tables show which parameters are changed in each of the automatic parameter settings. CAUTION ⋅ If the automatic setting is performed with Pr. 999 or the parameter setting mode, the listed settings including the changed parameter settings (changed from the initial setting) will be automatically changed.
  • Page 324 Useful functions ⋅ GOT initial setting (RS-485 terminals) (Pr. 999 = "11") Initial Parameter Name Automatically set to Refer to page value Operation mode selection RS-485 communication speed RS-485 communication stop bit length RS-485 communication parity check selection RS-485 communication retry count 9999 RS-485 communication check time interval 9999...
  • Page 325 Useful functions ⋅ Acceleration/deceleration time increment (Pr. 999 ="30(0.1s) or 31(0.01s)")   Initial set Refer to Parameter Name Pr.999 = "30" Pr.999 = "31" increment page Acceleration time 0.1s 0.1s 0.01s Deceleration time 0.1s 0.1s 0.01s Jog acceleration/deceleration 0.1s 0.1s 0.01s time Acceleration/deceleration time...

  • Page 326: Setting From The Parameter Unit, Operation Panel

    Setting from the parameter unit, operation panel 4.23 Setting from the parameter unit, operation panel Refer to Purpose Parameter that must be Set Page Switch the display language of the PU display language Pr. 145 parameter unit selection Use the setting dial of the operation panel like a potentiometer for frequency Operation panel operation Pr.
  • Page 327 Setting from the parameter unit, operation panel (1) Using the setting dial like a potentiometer to set the frequency. Operation example Changing the frequency from 0Hz to 60Hz during operation Operation Display Screen at powering ON The monitor display appears. PU indicator is lit.

  • Page 328: Buzzer Control (Pr. 990)

    Setting from the parameter unit, 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 or frequency setting.

  • Page 329: Setting Of Fr-Pu07-01

    Setting of FR-PU07-01 4.24 Setting of FR-PU07-01 Refer Purpose Parameter that must be Set to Page To set bias and gain for the PID display in simple PID display bias/gain steps setting menu Unit selection for the PID To change unit of parameters and monitored parameter/PID monitored Pr.

  • Page 330: Pid Display Bias/Gain Setting Menu

    Setting of FR-PU07-01 4.24.1 PID display bias/gain setting menu The parameters, which need to be set first when FR-PU07-01 is connected, are displayed as a list. The bias and gain for the PID display (Pr. 934 and Pr. 935 ) and setting for Pr. 999 Automatic parameter setting can be set in these simple steps.

  • Page 331: Unit Selection For The Pid Parameter/Pid Monitored Items (Pr. 759)

    Setting of FR-PU07-01 4.24.2 Unit selection for the PID parameter/PID monitored items (Pr. 759) For the parameter unit (FR-PU07/FR-PU07-01), the display unit of parameters and monitored items, which are related to PID control, can be changed. When the displayed bias coefficient and gain coefficient for PID control are changed by Pr.

  • Page 332: Pid Set Point Direct Setting Menu

    Setting of FR-PU07-01 4.24.3 PID set point direct setting menu The setting menu is used to input the PID set point (Pr. 133, Pr. 755) in simple steps under PID control. Pressing while the FR-PU07-01 is in the monitor mode starts the direct setting mode for the PID set point. (Valid under PID control.

  • Page 333: 3-Line Monitor Selection (Pr. 774 To Pr.776)

    Setting of FR-PU07-01 4.24.4 3-line monitor selection (Pr. 774 to Pr.776) For the parameter unit (FR-PU07)/operation panel (FR-DU07), the first, second, and third monitors can be changed. When using FR-PU07-01, the monitored items, which are set by Pr.774 to Pr.776, can be displayed in the 3-line monitor.

  • Page 334: Parameter Clear

    Parameter clear 4.25 Parameter clear POINT · Set "1" in Pr. CL parameter clear to initialize 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 power-ON The monitor display appears.

  • Page 335: All Parameter Clear

    All parameter clear 4.26 All parameter clear POINT · Set "1" in ALLC all parameter clear to initialize all parameters. (Parameters are not cleared when "1" is set in Pr. 77 Parameter write selection.) Display Operation Screen at power-ON The monitor display appears. PU indicator is lit.

  • Page 336: Parameter Copy And Parameter Verification

    Parameter copy and parameter verification 4.27 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 327.) REMARKS ·...

  • Page 337: 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 FR-F720-02330 (FR-F740-01160) or lower and FR- F720-03160 (FR-F740-01800) or higher.

  • Page 338: Initial Value Change List

    Initial value change list 4.28 Initial value change list Displays and sets the parameters changed from the initial value..The specification differ according to the manufacture date. Refer to page 399 and check the SERIAL. Operation Display 1. Screen at power-ON The monitor display appears.

  • Page 339: Check And Clear Of The Faults History

    Check and clear of the faults history 4.29 Check and clear of the faults history (1) Check for the faults history Monitor/frequency setting Parameter setting [Operation panel is used [Parameter setting change] for operation] Faults history [Operation for displaying faults history] Eight past faults can be displayed with the setting dial.
  • Page 340 Check and clear of the faults history (2) Clearing procedure POINT · The faults history can be cleared by setting "1" in Er.CL Faults history clear. Display Operation Screen at power-ON The monitor display appears. The parameter Press to choose the parameter number previously setting mode.

  • Page 341: 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 ....... 332 5.2 List of fault or alarm display ........333 5.3 Causes and corrective actions .......

  • Page 342: Reset Method Of Protective Function

    Reset method of protective function When a fault occurs in the inverter, the inverter trips and the PU display automatically changes to one of the following fault or alarm indications. If the fault does not correspond to any of the following faults or if you have any other problem, please contact your sales representative or distributor.

  • Page 343: List Of Fault Or Alarm Display

    List of fault or alarm display 5.2 List of fault or alarm display Fault Refer Fault Refer Operation Panel Operation Panel Name data Name data Indication Indication code page code page E.LF Output phase loss E--- Faults history (H81) External thermal relay HOLD Operation panel lock E.OHT operation...

  • Page 344: 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 invalid.
  • Page 345 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 326.) Corrective action ⋅...
  • Page 346 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(-01) Name Stall prevention (overcurrent) When the output current of the inverter exceeds the stall prevention operation level (Pr. 22 Stall prevention operation level, etc.), this function stops the increase in frequency until During the overload current decreases to prevent the inverter from resulting in overcurrent trip.
  • Page 347 Causes and corrective actions Operation Panel FR-PU04 Indication FR-PU07(-01) Name Regenerative brake pre-alarm Appears if the regenerative brake duty reaches or exceeds 85% of the Pr. 70 Special regenerative brake duty value. When the setting of Pr. 70 Special regenerative brake duty is the initial value (Pr. 70 ="0"), this warning does not occur.
  • Page 348 Causes and corrective actions (4) Fault When a fault occurs, the inverter trips and a fault signal is output. Operation Panel FR-PU04 E.OC1 OC During Acc Indication FR-PU07(-01) Name Overcurrent trip during acceleration When the inverter output current reaches or exceeds approximately 170% of the rated current during Description acceleration, the protective circuit is activated to stop the inverter output.
  • Page 349 Causes and corrective actions Operation Panel FR-PU04 E.OV1 OV During Acc Indication FR-PU07(-01) Name Regenerative overvoltage trip 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 350 Causes and corrective actions Operation Panel FR-PU04 E.THM Motor Ovrload Indication FR-PU07(-01) Name Motor overload trip (electronic thermal O/L relay function) The electronic thermal relay function in the inverter detects motor overheat due to overload or reduced cooling capability during constant-speed operation and pre-alarm (TH display) is output when the integrated value reaches 85% of the Pr.
  • Page 351 Causes and corrective actions FR-PU04 Operation Panel E.UVT Under Voltage Indication FR-PU07(-01) Name Undervoltage If the power supply voltage of the inverter decreases, the control circuit will not perform normal functions. In addition, the motor torque will be insufficient and/or heat generation will increase. To prevent this, if the power supply voltage decreases below about 150V (300VAC for the 400V class), this function Description stops the inverter output.
  • Page 352 Causes and corrective actions FR-PU04 Fault 14 Operation Panel E.PTC Indication FR-PU07(-01) PTC activated Name PTC thermistor operation Trips when the motor overheat status is detected for 10s or more by the external PTC thermistor input connected to the terminal AU. Description This fault functions when "63"...
  • Page 353 Causes and corrective actions E. 1 Operation Panel FR-PU04 Fault 1 E. 2 Indication FR-PU07(-01) Fault 2 Name Option fault Stops the inverter output when a contact fault is found between the inverter and the plug-in option, or Description when the communication option is connected to a connector other than the bottom connector. Appears when the switch for the manufacturer setting of the plug-in option is changed.
  • Page 354 Causes and corrective actions E. 5 Fault 5 E. 6 Fault 6 Operation Panel FR-PU04 Indication FR-PU07(-01) E. 7 Fault 7 E.CPU CPU Fault Name CPU fault Description Stops the inverter output if the communication fault of the built-in CPU occurs. Check point Check for devices producing excess electrical noises around the inverter.
  • Page 355 Causes and corrective actions FR-PU04 Fault 14 Operation Panel E.SER Indication FR-PU07(-01) VFD Comm error Name Communication fault (inverter) This function stops the inverter output when communication error occurs consecutively for more than permissible retry count when a value other than "9999" is set in Pr. 335 RS-485 communication retry count Description during RS-485 communication from the RS-485 terminals.

  • Page 356: Correspondences Between Digital And Actual Characters

    Correspondences between digital and actual characters FR-PU04 Fault 14 Operation Panel E.LCI FR-PU07 Fault Indication FR-PU07-01 Lost mA Input Name 4mA input fault When the analog input current stays at 2mA or lower for the time period set in Pr.778 Current input check filter, the protective circuit activates, and the inverter output is shutoff.

  • Page 357: Check First When You Have A Trouble

    Check first when you have a trouble Check first when you have a trouble 5.5.1 Motor does not start Refer Check Possible Cause Countermeasures points page Power ON a moulded case circuit breaker (MCCB), an earth leakage circuit breaker (ELB), or a magnetic contactor (MC).
  • Page 358 Check first when you have a trouble Refer Check Possible Cause Countermeasures points page Increase Pr. 0 setting by 0.5% increments while Pr. 0 Torque boost setting is improper when V/F control is observing the rotation of a motor. used. If that makes no difference, decrease the setting.

  • Page 359: Motor Or Machine Is Making Abnormal Acoustic Noise

    Check first when you have a trouble 5.5.2 Motor or machine is making abnormal acoustic noise When operating the inverter with the carrier frequency of 3kHz or more set in Pr. 72, the carrier frequency will automatically decrease if the output current of the inverter exceeds the value in parenthesis of the rated output current on page 370. This may cause the motor noise to increase.

  • Page 360: Motor Rotates In The Opposite Direction

    Check first when you have a trouble 5.5.5 Motor rotates in the opposite direction Refer Check Possible Cause Countermeasures points page Main Phase sequence of output terminals U, V and W is Connect phase sequence of the output cables (terminal Circuit incorrect.

  • Page 361: Speed Varies During Operation

    Check first when you have a trouble 5.5.8 Speed varies during operation Refer Check Possible Cause Countermeasures points page Load Load varies during an operation. (V/F Control) Select Simple magnetic flux vector control Frequency setting signal is varying. Check the frequency setting signal. —...

  • Page 362: Operation Panel (Fr-Du07) Display Is Not Operating

    Check first when you have a trouble 5.5.10 Operation panel (FR-DU07) display is not operating Refer Check Possible Cause Countermeasures points page Main Circuit, Power is not input. Input the power. Control Circuit Check if the inverter front cover is installed securely. The inverter cover may not fit properly when using wires Front Operation panel is not properly connected to the...

  • Page 363: Speed Does Not Accelerate

    Check first when you have a trouble 5.5.12 Speed does not accelerate Refer Check Possible Cause Countermeasures points page Check if the start command and the frequency Start command and frequency command are chattering. — command are correct. Input The wiring length used for analog frequency command Perform analog input bias/gain calibration.
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  • Page 365: Precautions For Maintenance And Inspection

    PRECAUTIONS FOR MAINTENANCE AND INSPECTION This chapter describes the "PRECAUTIONS FOR MAINTENANCE AND INSPECTION" of this product. Always read the instructions before using the equipment. 6.1 Inspection item ............356 6.2 Measurement of main circuit voltages, currents and powers ..............363...

  • Page 366: 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 367: Daily And Periodic Inspection

    Inspection item 6.1.3 Daily and periodic inspection Interval Corrective Action at Inspection Item Inspection Item Alarm Occurrence Surrounding Check the surrounding air temperature, humidity, Improve environment environment dirt, corrosive gas, oil mist , etc Check alarm location and Check for unusual vibration and noise retighten General Overall unit...

  • Page 368: 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 its end. It gives an indication of replacement time . The life alarm output can be used as a guideline for life judgement.

  • Page 369: Replacement Of Parts

    Output current : 80% of the inverter rated current CAUTION For parts replacement, consult the nearest Mitsubishi FA Center. (1) Cooling fan The replacement interval of the cooling fan used for cooling the parts generating heat such as the main circuit semiconductor is greatly affected by the surrounding air temperature.
  • Page 370 Inspection item • Reinstallation (FR-F720-00105 to 04750, FR-F740-00083 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. FR-F720-00340 to 00630 FR-F720-00105 to 00250 FR-F740-00170 to 00380...
  • Page 371 Inspection item • Removal (FR-F740-04320 or higher) 1) Remove a fan cover. 2) After removing a fan connector, remove a fan block. 3) Remove a fan. (Make sure to remove the fan cable from the clamp of the fan block beforehand.) Fan * Fan connection connector...

  • Page 372: Inverter Replacement

    Inspection item (2) Replacement procedure of the cooling fan when using a heatsink protrusion attachment (FR-A7CN) When replacing a cooling fan, remove a top cover of the heatsink protrusion attachment and perform replacement. After replacing the cooling fan, replace the top cover in the original position.

  • Page 373: 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 6.2.1 Measurement of voltages and currents 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.
  • Page 374 Measurement of main circuit voltages, currents and powers Measuring Points and Instruments Measuring Item Measuring Instrument Remarks (Reference Measured Value) Point Across R/L1and Commercial power supply Power supply voltage S/L2, S/L2 and T/ Moving-iron type AC voltmeter Within permissible AC voltage fluctuation L3, T/L3 and R/L1 Refer to page 370.

  • Page 375: Measurement Of Powers

    Measurement of main circuit voltages, currents and powers 6.2.2 Measurement of powers Use digital power meters (for inverter) for the both of inverter input and output side. Alternatively, measure using electrodynamic type single-phase wattmeters for the both of inverter input and output side in two-wattmeter or three- wattmeter method.

  • Page 376: Measurement Of Currents

    Measurement of main circuit voltages, currents and powers 6.2.4 Measurement of currents Use moving-iron type meters 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 377: Measurement Of Converter Output Voltage (Across Terminals P/+ And N/-)

    Measurement of main circuit voltages, currents and powers 6.2.7 Measurement of converter output voltage (across terminals P/+ and N/-) The output voltage of the converter is developed across terminals P/+ and N/- and can be measured with a moving- coil type meter (tester). Although the voltage varies according to the power supply voltage, approximately 270V to 300V (approximately 540V to 600V for the 400V class) is output when no load is connected and voltage decreases when a load is connected.
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  • Page 379: Specifications

    7 SPECIFICATIONS This chapter provides the "SPECIFICATIONS" of this product. Always read the instructions before using the equipment. 7.1 Rating ..............370 7.2 Common specifications .......... 372 7.3 Outline dimension drawings ........374 7.4 Heatsink protrusion attachment procedure..... 384...

  • Page 380: Rating

    (154) (154) The applicable motor capacity indicated is the maximum capacity applicable for use of the Mitsubishi 4-pole standard motor. The rated output capacity indicated assumes that the output voltage is 220V. When operating the inverter with the carrier frequency set to 3kHz or more, the carrier frequency automatically decreases if the inverter output current exceeds the value in parenthesis of the rated current.
  • Page 381 (814) (814) The applicable motor capacity indicated is the maximum capacity applicable for use of the Mitsubishi 4-pole standard motor. The rated output capacity indicated assumes that the output voltage is 440V. When operating the inverter with the carrier frequency set to 3kHz or more, the carrier frequency automatically decreases if the inverter output current exceeds the value in parenthesis of the rated current.

  • Page 382: Common Specifications

    Common specifications 7.2 Common specifications High carrier frequency PWM control (V/F control)/Optimum excitation control/Simple magnetic Control method flux vector control Output frequency range 0.5 to 400Hz 0.015Hz/60Hz (terminal 2, 4: 0 to 10V/12 bits) Frequency Analog input 0.03Hz/60Hz (terminal 2, 4: 0 to 5V/11 bits, 0 to 20mA/11 bits, terminal 1: 0 to ±10V/12 bits) setting 0.06Hz/60Hz (terminal 1: 0 to ±5V/11 bits) resolution...
  • Page 383 Common specifications The following operating status can be displayed: output frequency, motor current (steady or peak value), output voltage, alarm indication, frequency setting, running speed, converter output voltage (steady or peak value), electronic thermal relay function load factor, input power, Operation Operating output power, load meter, cumulative energization time, actual operation time, motor load...

  • Page 384: Outline Dimension Drawings

    Outline dimension drawings 7.3 Outline dimension drawings • FR-F720-00046 and 00077-NA 2-φ6 hole 6 (0.24) 5 (0.2) 95 (3.74) 110 (4.33) Inverter Model FR-F720-00046-NA (4.33) (0.83) FR-F720-00077-NA (4.92) (1.42) (Unit: mm (inches)) • FR-F720-00105, 00167, 00250-NA • FR-F740-00023, 00038, 00052, 00083, 00126-NA...
  • Page 385 Outline dimension drawings • FR-F720-00340, 00490, 00630-NA • FR-F740-00170, 00250, 00310, 00380-NA 2-φ6 hole 6 (0.24) 10 (0.39) 195 (7.68) 220 (8.66) Inverter Model FR-F720-00340, 00490-NA FR-F740-00170, 00250-NA (10.24) (9.65) (6.69) (3.31) FR-F720-00630-NA 101.5 FR-F740-00310, 00380-NA (11.81) (11.22) (7.48) 211 (8.31) (Unit: mm (inches)) •...
  • Page 386 Outline dimension drawings • FR-F720-01540, 01870, 02330-NA • FR-F740-00770, 00930, 01160-NA 2-φd hole 3.2 (0.13) Inverter Model FR-F720-01540-NA FR-F740-00770-NA (12.8) (10.63) (0.39) (20.87) (0.39) (0.39) (7.68) FR-F720-01870, 02330-NA FR-F740-00930, 01160-NA (17.13) (14.96) (0.47) (20.67) (0.59) (0.47) (9.84) (Unit: mm (inches))
  • Page 387 Outline dimension drawings • FR-F740-01800-NA 2-φ12 hole 3.2 (0.13) 12(0.47) Inverter Model FR-F740-01800-NA (17.13) (14.96) (20.67) (21.65) (9.84) • DC reactor supplied Rating plate 2-terminal (for φ bolt) P1, P 4-installation hole (for S screw) Within D Earth (ground) terminal (for S1 screw) Mass DC reactor Model...
  • Page 388 Outline dimension drawings • FR-F720-03160, 03800, 04750-NA • FR-F740-02160, 02600, 03250, 03610-NA 2-φ12 hole Inverter Model FR-F740-02160, 02600-NA (23.43) (24.41) (11.81) FR-F720-03160, 03800, 04750-NA (28.15) (29.13) (14.17) FR-F740-03250, 03610-NA (0.13) 400 (15.75) 465 (18.31) • DC reactor supplied Rating plate 2-terminal (for φ...
  • Page 389 Outline dimension drawings • FR-F740-04320, 04810-NA 3-φ12 hole 12 (0.48) 3.2 (0.12) 380 (14.96) (1.92) 200 (7.87) 200 (7.87) (1.92) 498 (19.6) 450 (17.72) • DC reactor supplied Rating plate 2-S2 eye nut 2-terminal (for bolt) 4-installation hole (for S screw) Within D Earth (ground) terminal (for S1 screw) * Remove the eye nut after installation of the product.
  • Page 390 Outline dimension drawings • FR-F740-05470, 06100, 06830-NA 3-φ12 holes 3.2 (0.12) 12 (0.47 ) 380 (14.96) 300 (11.81) 300 (11.81) 680 (26.77) S/L2 R/L1 T/L3 • DC reactor supplied Rating plate 2-S2 eye nut 2-terminal (for bolt) 4-installation hole (for S screw) Within D Earth (ground) terminal (for S1 screw) * Remove the eye nut after installation of the product.
  • Page 391 Outline dimension drawings • FR-F740-07700, 08660-NA 3-φ12 hole 12 (0.47) (0.18) (0.18) 315 (12.4) 315 (12.4) 790 (31.1) 440 (17.32) R/L1 T/L3 S/L2 • DC reactor supplied Rating plate 2-M8 eye nut 2-terminal 4- 15 hole 40(1.57) 195(7.67) 4-installation hole (for M10 screw) 220(8.66) Within 250(9.84)
  • Page 392 Outline dimension drawings • FR-F740-09620, 10940, 12120-NA 4-φ12 hole 12 (0.47) (0.18) (0.18) 300 (11.81) 300 (11.81) 300 (11.81) 440 (17.32) 995 (39.17) 950 (37.4) 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.
  • Page 393 Outline dimension drawings • Operation panel (FR-DU07) <Outline drawing> <Panel cutting dimension drawing> 27.8 Panel (1.09) FR-DU07 3.2 (0.13) max 21 (0.83) Air- bleeding hole 20 (0.79) Cable 2-M3 screw 72 (2.83) Operation panel connection connector 16 (0.63) (FR-ADP option) 3 (0.12) 72 (2.83) 3 (0.12)

  • Page 394: Heatsink Protrusion Attachment Procedure

    Heatsink protrusion attachment procedure 7.4 Heatsink protrusion attachment procedure When encasing the inverter in an enclosure, the generated heat amount in an enclosure can be greatly reduced by installing the heatsink portion of the inverter outside the enclosure. When installing the inverter in a compact enclosure, etc., this installation method is recommended.
  • Page 395 Heatsink protrusion attachment procedure (2) Shift and removal of a rear side installation frame • FR-F740-04320 to 06830 Shift One installation frame is attached to each of the upper and lower Upper part of the inverter. Change the position of the rear side installa- installation frame tion frame on the upper and lower side of the inverter to the front...
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  • Page 397: Appendices

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

  • Page 398: Appendix 1 For Customers Who Are Replacing The Conventional Model With This Inverter

    For customers who are replacing the conventional model with this inverter Appendix 1 For customers who are replacing the conventional model with this inverter Appendix 1-1 Replacement of the FR-F500 series (1) Instructions for installation 1)Removal procedure of the front cover was changed. (with screws) Please note. (Refer to page 6.) 2)Removal procedure of the operation panel was changed.

  • Page 399: Appendix 1-2 Replacement Of The Fr-A100 Series

    For customers who are replacing the conventional model with this inverter (4) Main differences and compatibilities with the FR-F500(L) series Item FR-F500(L) FR-F700 Simple mode 61 parameters 20 parameters parameters User group (16) only User group 1 (16), user group 2 (16) User group Setting methods were partially changed (Pr.

  • Page 400: Appendix 2 Parameter Clear, Parameter Copy And Instruction Code List

    Appendix 2 Parameter clear, parameter copy 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 216 for RS-485 communication) × " " indicates valid and "...
  • Page 401 Instruction Code Parameter Parameter All Parameter Parameter Name Copy Clear Clear Read Write Extended Second deceleration time Second torque boost Second V/F (base frequency) Second stall prevention operation current Second stall prevention operation frequency Second output frequency detection Second electronic thermal O/L relay DU/PU main display data selection CA terminal function selection Frequency monitoring reference...
  • Page 402 Instruction Code Parameter Parameter All Parameter Parameter Name Copy Clear Clear Read Write Extended Terminal 2 frequency setting gain × frequency Terminal 4 frequency setting gain × frequency PID control automatic switchover frequency PID action selection PID proportional band PID integral time PID upper limit PID lower limit PID action set point...
  • Page 403 Instruction Code Parameter Parameter All Parameter Parameter Name Copy Clear Clear Read Write Extended × × User group registered display/batch clear × × × User group registration × × × User group clear × STF terminal function selection × STR terminal function selection ×...
  • Page 404 Instruction Code Parameter Parameter All Parameter Parameter Name Copy Clear Clear Read Write Extended Power failure deceleration time switchover frequency × Terminal 4 input selection Monitor decimal digits selection Parameter for manufacturer setting. Do not set. × Password lock level Password lock/unlock Rotation direction detection selection at restarting...
  • Page 405 Instruction Code Parameter Parameter All Parameter Parameter Name Copy Clear Clear Read Write Extended RS-485 communication CR/LF selection Communication EEPROM write selection × × × Communication error count DeviceNet address DeviceNet baud rate Communication reset selection Initial communication delay time Send time interval at heart beat Minimum sending time at heart beat % setting reference frequency...
  • Page 406 Instruction Code Parameter Parameter All Parameter Parameter Name Copy Clear Clear Read Write Extended × PTC thermistor protection level × × × Energization time carrying-over times × × × Operating time carrying-over times × × Multiple rating setting Holding time at a start 4mA input check selection Output interruption detection time Output interruption detection level...
  • Page 407 Instruction Code Parameter Parameter All Parameter Parameter Name Copy Clear Clear Read Write Extended Operation frequency during communication error Pulse increment setting for output power Parameter 11 for user Parameter 12 for user Parameter 13 for user Parameter 14 for user Parameter 15 for user Parameter 16 for user Parameter 17 for user...
  • Page 408 Instruction Code Parameter Parameter All Parameter Parameter Name Copy Clear Clear Read Write Extended × × Free parameter 2 Cumulative power monitor digit shifted times Load factor Energy saving monitor reference (motor capacity) Control selection during commercial power-supply operation Power saving rate reference value Power unit cost Power saving monitor average time ×...

  • Page 409: Appendix 3 Specification Change

    Refer to the table below to check the SERIAL indicated on the inverter rating plate or package. 200V class Label on Product Package 10th and 11th Digits of TC SERIAL (First 2 Digits of Inverter Model Identification Symbol Number on Rating Plate SERIAL) Without FR-F720-00046-NA <G> Without FR-F720-00077-NA <G> Without FR-F720-00105/00167-NA <G> Without FR-F720-00250-NA <G>...
  • Page 410 400V class Lower Third and Label on Product Package SERIAL (Upper Second Inverter Model Second Number of TC Identification Symbol Numbers of SERIAL) Number on Rating Plate Without FR-F740-00023-NA <G> Without FR-F740-00038 to 00126-NA <G> Without FR-F740-00170 to 00380-NA <G> Without FR-F740-00470-NA <G>...
  • Page 411 Changed parameter setting ranges Pr. 885 Regeneration avoidance compensation frequency limit value setting range "0 to 10Hz, 9999" to "0 to 30Hz, 9999" ⋅ Multi-command Mitsubishi inverter protocol ⋅ Model information monitor (computer link communication) ⋅ Cumulative power (32-bit) for a special monitor ⋅...
  • Page 412 REVISIONS *The manual number is given on the bottom left of the back cover. Print Date *Manual Number Revision Sep. 2004 IB(NA)-0600217ENG-A First edition Dec. 2004 IB(NA)-0600217ENG-B Addition ⋅ FR-F720 - 03160 to 04750 - NA ⋅ FR-F740 - 04320 to 12120 - NA ⋅...
  • Page 413 HEAD OFFICE: TOKYO BUILDING 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN IB(NA)-0600217ENG-H (1208)MEE Printed in Japan Specifications subject to change without notice.

This manual is also suitable for:

F700 seriesFr-f720-04750-naFr-f740-00023-naFr-f740-12120-naFr-f720-00077-naFr-f720-00105 ... Show all

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