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Mitsubishi Electric FR-C500 Instruction Manual

Transistorized inverter
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TRANSISTORIZED INVERTER
FR
C
-
500
INSTRUCTION MANUAL
INVERTER WITH BUILT-IN PLC FUNCTION
(plus
FR-C520-0.1K to 3.7K
COMMUNICATION COMPATIBILITY)
INSTALLATION AND
WIRING
OPERATION AND
CONTROL
INVERTER
FUNCTIONS
PLC FUNCTION
CC-Link
COMMUNICATION
PROTECTIVE
FUNCTIONS
SPECIFICATIONS
Chapter 1
Chapter 2
Chapter 3
Chapter 4
Chapter 5
Chapter 6
Chapter 7

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Summary of Contents for Mitsubishi Electric FR-C500

  • Page 1 TRANSISTORIZED INVERTER INSTRUCTION MANUAL INVERTER WITH BUILT-IN PLC FUNCTION (plus COMMUNICATION COMPATIBILITY) FR-C520-0.1K to 3.7K INSTALLATION AND Chapter 1 WIRING OPERATION AND Chapter 2 CONTROL INVERTER Chapter 3 FUNCTIONS Chapter 4 PLC FUNCTION CC-Link Chapter 5 COMMUNICATION PROTECTIVE Chapter 6 FUNCTIONS Chapter 7 SPECIFICATIONS...
  • Page 2 This instruction manual gives handling information and precautions for use of this product. Please forward this manual to the end user. This section is specifically about safety matters Do not attempt to install, operate, maintain or inspect the inverter until you have read through this instruction manual and appended documents carefully and can use the equipment correctly.
  • Page 3 3. Injury Prevention CAUTION ! ! ! ! Apply only the voltage specified in the instruction manual to each terminal to pre- vent damage, etc. ! ! ! ! Ensure that the cables are connected to the correct terminals. Otherwise, damage, etc.
  • Page 4 (4) Operation WARNING ! ! ! ! The [STOP] key is valid only when the appropriate function setting has been made. Prepare an emergency stop switch separately. ! ! ! ! Make sure that the start signal is off before resetting the inverter alarm. A failure to do so may restart the motor suddenly.

  • Page 5: Table Of Contents

    CONTENTS 1. INSTALLATION AND WIRING Basic Configuration ..............2 Precautions for Use ..............3 Installation of the Inverter............3 Terminal Connection Diagram ............ 5 Wiring of the Power Supply and Motor........6 1.5.1 Description of the main circuit terminals ............6 1.5.2 Layout and wiring of the main circuit terminals ..........
  • Page 6 1.10.7 Power harmonic suppression guideline............30 1.11 Connection of Stand-Alone Option Units........33 1.11.1 Connection of the conventional BU brake unit (option) ....... 33 1.11.2 Connection of the FR-HC high power factor converter (option) ....33 1.11.3 Connection of the power regeneration common converter (FR-CV) ... 34 1.12 Wiring of the Inverter and Personal Computer Using GX Developer for RS-485 Communication .......35 1.13 Wiring for CC-Link Communication ...........36...
  • Page 7 3.4.1 Monitor display (Pr. 52)................67 I/O Terminal Function Selection..........68 3.5.1 Input terminal function selection (Pr. 60, Pr. 61, Pr. 62, Pr. 63, Pr. 65, Pr. 505) ................68 3.5.2 Output terminal function selection (Pr. 64, Pr. 505) ........69 Operation Selection Function Parameters ........
  • Page 8 4.6.1 Input (X) assignment ................. 114 4.6.2 Output (Y) assignment ................116 Inverter Status Monitoring, Special Registers for Control ..117 4.7.1 Data that can be read at all times.............. 117 4.7.2 Data that are read by controlling (OFF to ON) the read command ... 119 4.7.3 How to write data by controlling (OFF to ON) the write command....................
  • Page 9 6.1.4 Resetting the inverter................161 Troubleshooting ..............162 6.2.1 Motor remains stopped ................162 6.2.2 Motor rotates in opposite direction............162 6.2.3 Speed greatly differs from the setting ............163 6.2.4 Acceleration/deceleration is not smooth........... 163 6.2.5 Motor current is large ................163 6.2.6 Speed does not increase ................

  • Page 10: Installation And Wiring

    1. INSTALLATION AND WIRING This chapter explains the "installation and wiring" for use of this product. Always read the instructions before use. 1.1 Basic Configuration ..........2 1.2 Precautions for Use ..........3 1.3 Installation of the Inverter ........3 1.4 Terminal Connection Diagram......

  • Page 11: Basic Configuration

    Basic Configuration 1.1 Basic Configuration Power supply Use within the permissible power supply specifications of the inverter. (Refer to page 178.) (NFB) No-fuse breaker or earth leakage circuit breaker The breaker must be selected carefully since an inrush current (ELB) flows in the inverter at power-on.

  • Page 12: Precautions For Use

    The "harmonic suppression guideline for household appliances and general-purpose products" issued by the Ministry of Economy, Trade and Industry (formerly Ministry of International Trade and Industry) in September, 1994 applies to the FR-C500 series. By installing the FR-BEL or FR-BAL power factor improving reactor, this product complies with the "harmonic suppression techniques for transistorized inverters (input...
  • Page 13 Installation of the Inverter ! Install the inverter under the following conditions: Vertical mounting Clearances Ambient temperature and humidity 10cm or more 1cm or 1cm or more more Temperature: -10 to 50 10cm or Humidity: 90%RH maximum Vertical more Clearances also necessary for changing the cooling fan.

  • Page 14: Terminal Connection Diagram

    Terminal Connection Diagram 1.4 Terminal Connection Diagram ! Three-phase 200V power input Inverter Motor Three-phase AC power supply Earth External transistor common (Ground) 24VDC power supply Power factor improving Contact input common (source) DC reactor (FR-BEL: Option) Be careful not to short Jumper: Remove PC-SD.

  • Page 15: Wiring Of The Power Supply And Motor

    Wiring of the Power Supply and Motor 1.5 Wiring of the Power Supply and Motor 1.5.1 Description of the main circuit terminals Symbol Terminal Name Description R/L1, S/L2, T/L3 Power input Connect to the commercial power supply. U, V, W Inverter output Connect a three-phase squirrel-cage motor.

  • Page 16: Earthing (Grounding) Precautions

    Earthing (Grounding) Precautions ! Wiring length 100m maximum CAUTION •When the wiring length of the 0.1K or 0.2K is 30m or more, use the carrier frequency at 1kHz. •If the inverter-to-motor wiring distance is long, the motor torque will decrease due to a voltage drop in the main circuit cables especially at low frequency output.

  • Page 17: Control Circuit

    Control Circuit 1.7 Control Circuit 1.7.1 Description of the control circuit terminals Terminal Rating Symbol Description Name Specifications Forward A stop Turn on the STF signal command is rotation to start forward rotation Input resistance given if STF and turn it off to stop. start 4.7kΩ...
  • Page 18 Control Circuit Terminal Rating Symbol Description Name Specifications • Compliant standard: EIA Standard RS-485 RS-485 • Transmission form: Multidrop link system — — connector • Communication speed: Maximum 19200bps • Overall distance: 500m *1. Do not connect terminals SD and PC each other or to the ground. For sink logic (factory setting), terminal SD acts as the common terminal of contact input.

  • Page 19: Layout And Wiring Of The Control Circuit Terminals

    Control Circuit 1.7.2 Layout and wiring of the control circuit terminals STR RL RM RH SQ RUN ALM Cable stripping size SD PC Loosen the terminal screw and insert the cable into the Wire the stripped cable after terminal. twisting it to prevent it from S crew size: M 3 (S D , P C , SE term inals), becoming loose.

  • Page 20: Layout And Wiring Of The Cc-Link Terminals

    Control Circuit 1.7.3 Layout and wiring of the CC-Link terminals The terminal block is laid out as shown below. erminal screw size: M2.5 DA DB DG SLD SLD FG Refer to page 36 for details.

  • Page 21: Changing The Control Logic

    Control Circuit 1.7.4 Changing the control logic The input signals are set to sink logic. To change the control logic, the jumper connector must be moved to the other position. ! Change the jumper connector position using tweezers, a pair of long-nose pliers, etc.
  • Page 22 Control Circuit 2) Source logic type • In this logic, a signal switches on when a current flows into the corresponding signal input terminal. Terminal PC is common to the contact input signals. For the open collector output signals, terminal SE is a positive external power supply terminal. Inverter AX80 Power...

  • Page 23: Connector

    Control Circuit 1.7.5 RS-485 Connector <RS-485 connector pin layout> View A of the inverter (receptacle View A side) 1) SG 5) SDA 2) P5S 6) RDB 3) RDA 7) SG 8) to 1) 4) SDB 8) P5S View A CAUTION 1.

  • Page 24: Input Terminals

    Input Terminals 1.8 Input Terminals 1.8.1 Run (start) and stop (STF, STR) To start and stop the motor, first switch on the input power supply of the inverter (switch on the magnetic contactor, if any, in the input circuit during preparation for operation), then start the motor with the forward or reverse rotation start signal.
  • Page 25 Input Terminals DC Injection Brake and Coasting to Stop Operation External Operation PU Operation Pr. 79= "0", "2", "3" Pr. 79= "0", "1", "4" Mode Terminals STF Set frequency Set frequency Injection (STR)-SD Stop key changed to changed to 0Hz Brake disconnected (*1) DC injection brake...

  • Page 26: External Frequency Selection (Rh, Rm, Rl)

    Input Terminals 1.8.2 External frequency selection (RH, RM, RL) Up to three speeds may be selected for an Speed 1 external command start according to the (high speed) combination of connecting the multi-speed select Speed 2 (middle speed) terminals RH, RM and RL-SD, and multi-speed Speed 3 operation can be performed as shown on the (low speed)

  • Page 27: Control Circuit Common Terminals (Sd, Se)

    Input Terminals 1.8.3 Control circuit common terminals (SD, SE) Terminals SD and SE are both common terminals (0V) for I/O terminals and are isolated from each other. Terminal SD is a common terminal for the contact input terminals (STF, STR, RH, RM, RL, SQ).

  • Page 28: How To Use The Input Signals (Assigned Terminals Rl, Rm, Rh, Str, Sq)

    H o w to U s e the Inp u t S ign als (A ss ig ne d Te rm in als R L , R M , R H , S T R , S Q ) How to Use the Input Signals (Assigned Terminals RL, RM, RH, STR, SQ) These terminals can be Pr.

  • Page 29: Reset Signal: Pr. 60 To Pr. 63, Pr. 65, Pr. 505 Setting "10

    H o w to U s e th e Inp ut S ign als (A ss ig ne d Te rm ina ls R L , R M , R H , S T R , S Q ) 1.9.4 Reset signal: "10"...

  • Page 30: Sequence Start: Pr. 60 To Pr. 63, Pr. 65, Pr. 505 Setting "50

    H o w to U s e the Inp u t S ign als (A ss ig ne d Te rm in als R L , R M , R H , S T R , S Q ) 1.9.6 Sequence start: "50"...

  • Page 31: Peripheral Devices

    Peripheral Devices 1.10 Peripheral Devices 1.10.1 Peripheral device list Selection of peripheral devices (Selection changes depending on the power input specifications of the inverter.) ! FR-C520-0.1K to 3.7K No-Fuse Cables (mm Breaker (NFB (*2) Motor *1) or Earth Power Factor Power Factor Magnetic Inverter...
  • Page 32 Peripheral Devices ! Countermeasures • If the carrier frequency setting is high, decrease the carrier frequency (Pr. 72) of the inverter. Note that motor noise increases. • Using earth leakage circuit breakers designed for harmonic and surge suppression in the inverter's own line and other line, operation can be performed with the carrier frequency kept high (with low noise).
  • Page 33 Peripheral Devices (3) Selecting the rated sensitivity current for the earth (ground) leakage breaker CAUTION •On the power receiving side, install a no-fuse breaker (NFB) to protect the primary wiring of the inverter. Selection of NFB depends on the power supply side power factor (which changes with the power supply voltage, output frequency and load) of the inverter.
  • Page 34 Peripheral Devices CAUTION •The earth (ground) leakage circuit breaker should be installed to the primary (power supply) side of the inverter. •In the connection neutral point grounding system, the sensitivity current becomes worse for earth (ground) faults in the inverter secondary side. Hence, the protective earthing (grounding) of the load equipment should be 10Ω...

  • Page 35: Power-Off And Magnetic Contactor (Mc)

    Peripheral Devices 1.10.3 Power-off and magnetic contactor (MC) (1) Inverter's primary side magnetic contactor (MC) On the inverter's primary side, it is recommended to provide an MC for the following purposes (refer to page 22 for selection): 1) To release the inverter from the power supply when the inverter's protective function is activated or when the drive is not functioning (e.g.

  • Page 36: Regarding The Installation Of The Power Factor Improving Reactor

    Peripheral Devices 1.10.4 Regarding the installation of the power factor improving reactor When the inverter is installed near a large-capacity power transformer (500kVA or more at the wiring length of 10m or less) or the power capacitor is to be switched, an excessive peak current will flow in the power supply input circuit, damaging the converter circuit.

  • Page 37: Regarding Noises And The Installation Of The Noise Filter

    Peripheral Devices 1.10.5 Regarding noises and the installation of the noise filter Some noises enter the inverter causing it to malfunction and others are generated by the inverter causing peripheral devices to malfunction. Though the inverter is designed to be insusceptible to noises, it handles low-level signals, so it requires the following general countermeasures to be taken.

  • Page 38: Power Harmonics

    Peripheral Devices 1.10.6 Power harmonics The inverter may generate power harmonics from its converter circuit to affect the power generator, power capacitor, etc. Power harmonics are different from noise and leakage currents in source, frequency band and transmission path. Take the following suppression techniques.

  • Page 39: Power Harmonic Suppression Guideline

    Ministry of Economy, Trade and Industry (formerly Ministry of International Trade and Industries) in September, 1994 applies to the FR-C500 series. By installing the FR-BEL or FR-BAL power factor improving reactor, this product complies with the "harmonic suppression techniques for transistorized inverters (input current 20A or less)"...
  • Page 40 Peripheral Devices Table 2 Conversion Factors for FR-C Series Class Circuit Type Conversion Factor Ki Without reactor K31=3.4 With reactor (AC side) K32=1.8 3-phase bridge (Capacitor-smoothed) With reactor (DC side) K33=1.8 With reactors (AC, DC sides) K34=1.4 Table 3 Equivalent Capacity Limits Received Power Voltage Reference Capacity 6.6kV...
  • Page 41 Peripheral Devices Table 5 Rated Capacities and Outgoing Harmonic Currents for Inverter Drive Rated 6.6kV Outgoing Harmonic Current Converted from Applie Current Fundamental Rated 6.6kV (mA) (No reactor, 100% operation ratio) Wave Capacity Motor Current (kVA) (kW) Converted 400V 11th 13th 17th 19th 23rd 25th (mA) 0.81 0.57...

  • Page 42: Connection Of Stand-Alone Option Units

    Connection of Stand-Alone Option Units 1.11 Connection of Stand-Alone Option Units 1.11.1 Connection of the conventional BU brake unit (option) Connect the BU brake unit correctly as shown below. Incorrect connection will damage the inverter. Inverter Motor Discharge resistor Remove jumpers.

  • Page 43: Connection Of The Power Regeneration Common Converter (Fr-Cv)

    Connection of Stand-Alone Option Units CAUTION 1. Always keep the power input terminals R, S and T open. Incorrect connection will damage the inverter. Opposite polarity of terminals N/-, P/+ will damage the inverter. 2. The voltage phases of terminals R, S, T and terminals R4, S4, T4 must be matched before connection.

  • Page 44: Wiring Of The Inverter And Personal Computer Using Gx Developer For Rs-485 Communication

    Examples of commercially available products (as of April, '02) Type Maker " (with connectors and cable) Mitsubishi Electric Engineering Co., Ltd. FA-T-RS40 *The telephone numbers are subject to change without notice. REMARKS When fabricating the cable on the user side, refer to page 39.

  • Page 45: Wiring For Cc-Link Communication

    Wiring for CC-Link Communication 1.13 Wiring for CC-Link Communication (1) Wiring method Wiring of the inverter and CC-Link master module is shown below. C-Link master module Inverter Power Motor supply (2) Connection of multiple inverters Multiple inverters can be Factory-Automated by sharing a link system as one remote device station of CC-Link and monitoring control with a PLC user program.
  • Page 46 Use the recommended cable. For details, refer to the CC-Link catalog or visit the MELFANSweb home page of Mitsubishi Electric FA Equipment Technology Information Service at http:// www.nagoya.melco.co.jp/. (Introduced in Product details (FA network) - CC-Link.) Recommended tightening torque: 0.22N•m to 0.25N•m...

  • Page 47: Wiring Of The Inverter And Computer Using

    (RS-232C ⇔ RS-485 converter), refer to the table below. Examples of commercially available products (as of July, '02) Type Maker Mitsubishi Electric Engineering " FA-T-RS40 Co., Ltd * You can not connect multiple inverters with a converter cable (a computer and an inverter are one-to-one connection).
  • Page 48 W irin g o f th e In ve rter an d C o m p ute r U sing R S -485 co m m un ic ation (2) Connection of a computer to multiple inverters (one-to-n connection) Station No. 1 Station No.

  • Page 49: Design Information

    Design Information 1.15 Design Information 1) Provide electrical and mechanical interlocks for MC1 and MC2 which are used for commercial power supply-inverter switch-over. When there is a commercial power supply-inverter switch-over circuit as shown below, the inverter will be damaged by leakage current from the power supply due to arcs generated at the time of switch-over or chattering caused by a sequence error.

  • Page 50: Operation And Control

    2. OPERATION AND CONTROL This chapter describes "operation and control" for use of this product. Always read the instructions before use. 2.1 Parts Identification and Functions of the Operation Panel ............ 42 2.2 Operation Mode Switching ........42 2.3 Monitor Transition ..........43 2.4 Monitoring the Output Current......

  • Page 51: Parts Identification And Functions Of The Operation Panel

    P arts Ide ntification and Fu nc tio n s of the O pe ration P an el 2.1 Parts Identification and Functions of the Operation Panel The operation panel cannot be removed from the inverter. Used to switch between PU and external operation modes.

  • Page 52: Monitor Transition

    Monitor Transition 2.3 Monitor Transition Power on Hold down key. Return Release key. Frequency monitor Current monitor Press MODE key. MODE Hold down key. 0:156kbps 1:625kbps 2:2.5Mbps Release key. CC-Link CC-Link 3:5Mbps station number baudrate 4:10Mbps display MODE Press MODE key. 2.4 Monitoring the Output Current POINT Hold down the...

  • Page 53: Led On/Off Operations

    LED On/Off Operations 2.6 LED On/Off Operations Description On: During forward rotation operation Slow flicker (1.4s intervals): During reverse rotation operation Fast flicker (0.2s intervals): Indicates that the inverter is not operating but is given the or start command. On: PU operation mode •...

  • Page 54: How To Check The Led Lamps For Cc-Link Communication Errors

    LED On/Off Operations 2.6.1 How to check the LED lamps for CC-Link communication errors When one inverter is connected The following table indicates the fault causes that can be determined from the inverter LED states under the condition that the SW, M/S and PRM LEDs of the master module are off (the master module has been set properly) in the system configuration where one inverter is connected.
  • Page 55 LED On/Off Operations (2) When two or more inverters are connected The following table indicates the fault causes and corrective actions that can be determined from the inverter LED states under the condition that the SW, M/S and PRM LEDs of the master module are off (the master module has been set properly) in the following system configuration.
  • Page 56 LED On/Off Operations (3) When communication stops during operation • Check that the CC-Link dedicated cables are connected properly. (Check for poor contact, cable breakage, etc.) • Check that the PLC program is executed without fault. • Check that data communication is made without interruption due to an instantaneous power failure, etc.
  • Page 57 MEMO...

  • Page 58: Inverter Functions

    Chapter 3 REMARKS Using the parameter unit (FR-PU04), parameter copy allows the parameter values to be copied to another inverter (only the FR-C500 series). Chapter 4 After batch-reading the parameters of the copy source inverter, you can connect the parameter unit to the copy destination inverter and batch-write the parameters.

  • Page 59: Function (Parameter) List

    Function (Parameter) List 3.1 Function (Parameter) List Minimum Refer Custo Func Para- Setting Factory Name Setting Range ence meter Increme Setting tion Page Setting Torque boost 0 to 15% 0.1% Maximum frequency 0 to 120Hz 0.1Hz 60Hz Minimum frequency 0 to 120Hz 0.1Hz Base frequency 0 to 120Hz...
  • Page 60 Function (Parameter) List Minimum Refer Custo Func Para- Setting Factory Name Setting Range ence meter Increme Setting tion Page Setting RL terminal function selection 0:RL, 1:RM, 2:RH, RM terminal 6:MRS, 7:OH, 10:RES, function selection 50:SQ, 9998: No function RH terminal function selection 0:RL, 1:RM, 2:RH, 6:MRS, 7:OH, 10:RES,...
  • Page 61 Function (Parameter) List Minimum Refer Custo Func Para- Setting Factory Name Setting Range ence meter Increme Setting tion Page Setting 0: Write enabled only during stop Parameter write 1: Write disabled (except some) disable selection 2: Write enabled during operation 0: PU/external switchable 1: PU 2: External...
  • Page 62 Function (Parameter) List Minimum Refer Custo Func Para- Setting Factory Name Setting Range ence meter Increme Setting tion Page Setting 0: Command source Operation control from CC-Link command source 1: Command source from external (CC-Link) terminal 0: Command source Speed command from CC-Link source 1: Command source...
  • Page 63 Function (Parameter) List Minimum Refer Custo Func Para- Setting Factory Name Setting Range ence meter Increme Setting tion Page Setting 531 Forced I/O setting L 0 to 255, 9999 9999 532 Forced I/O setting H 0 to 255, 9999 9999 533 Internal address 0 to 65534 0: Without sound,...

  • Page 64: List Of Parameters Classified By Purpose Of Use

    List of Parameters Classified by Purpose of Use 3.2 List of Parameters Classified by Purpose of Use Set the parameters according to the operating conditions. The following list indicates purpose of use and corresponding parameters. Parameter Numbers Purpose of Use Parameter numbers that must be set Operation mode selection Pr.79...

  • Page 65: Basic Functions

    Basic Functions 3.3 Basic Functions 3.3.1 Torque boost (Pr. 0) Increase this value for use when the inverter-to-motor distance is long or motor torque is insufficient in the low speed range (stall prevention activated). ! Motor torque in the low-frequency range can be adjusted to the load to Setting range increase the starting motor torque.

  • Page 66: Maximum And Minimum Frequencies (Pr. 1, Pr. 2)

    Basic Functions 3.3.2 Maximum and minimum frequencies (Pr. 1, Pr. 2) You can clamp the upper and lower limits of the output Output frequency (Hz) frequency. Pr.1 Set frequency Pr.2 Setting using sequence ladder Setting using CC-Link Parame Factory Setting Name Setting Range...

  • Page 67: Base Frequency (Pr. 3)

    Basic Functions 3.3.3 Base frequency (Pr. 3) Used to adjust the inverter output (frequency) to the motor rating. Output frequency Pr.3 (Hz) Parame Factory Setting Name Setting Range Base frequency 60Hz 0 to 120Hz <Setting> •In Pr. 3, set the base frequency (motor's rated frequency). When running the standard motor, generally set the "base frequency"...

  • Page 68: Multi-Speed Operation (Pr. 4, Pr. 5, Pr. 6)

    Basic Functions 3.3.4 Multi-speed operation (Pr. 4, Pr. 5, Pr. 6) Used to switch between the predetermined Speed 1 running speeds. (high speed) ! Any speed can be selected by merely Speed 2 (middle speed) switching on/off the corresponding contact Speed 3 signals (RH, RM, RL, signals).

  • Page 69: Acceleration/Deceleration Time (Pr. 7, Pr. 8)

    Basic Functions 3.3.5 Acceleration/deceleration time (Pr. 7, Pr. 8) Used to set motor acceleration/ deceleration time. 60Hz Set a larger value for a slower Running frequency speed increase/decrease or a smaller value for a faster speed Con- Accel- stant Decel- increase/decrease.

  • Page 70: Electronic Thermal O/L Relay (Pr. 9)

    Basic Functions 3.3.6 Electronic thermal O/L relay (Pr. 9) Set the current of the electronic overcurrent protection to protect the motor from overheat. This feature provides the optimum protective characteristics, including reduced motor cooling capability, at low speed. Parameter Name Factory Setting Setting Range Rated output...

  • Page 71: Starting Frequency (Pr. 13)

    Basic Functions Parame Factory Setting Name Setting Range DC injection brake operation frequency 0 to 120Hz DC injection brake operation time 0.5s 0 to 10s DC injection brake voltage 0 to 15% (When Pr. 11 is set to "0s" or Pr. 12 is set to "0%", DC injection brake is not operated.) <Setting>...

  • Page 72: Run Key Rotation Direction Selection (Pr. 17)

    Basic Functions 3.3.9 key rotation direction selection (Pr. 17) Used to choose the direction of rotation by operating the key of the operation panel. Parame Factory Setting Name Remarks Setting Range 0: Forward rotation RUN key rotation direction selection 0, 1 1: Reverse rotation 3.3.10 Stall prevention function and current limit function (Pr.
  • Page 73 Basic Functions Stall Stall Prevention Prevention Operation OL Signal Operation OL Signal Fast- Selection Output Fast- Selection Output Response Response Current Current Activated Operation Activated Operation ! ! ! ! ! ! ! ! Limit Limit Pr. 21 continued Pr. 21 continued : Not : Not...
  • Page 74 Basic Functions Stall prevention (Pr. 22) Set the output current level at which the output frequency will be adjusted to prevent the inverter from stopping due to overcurrent, etc. Parame Factory Setting Name Setting Range Stall prevention operation level 150% 0 to 200% <Setting>...

  • Page 75: Start-Time Earth (Ground) Fault Detection Selection (Pr. 40)

    Basic Functions 3.3.11 Start-time earth (ground) fault detection selection (Pr. 40) You can choose whether to make earth (ground) fault detection valid or invalid at a start. Earth (Ground) fault detection is executed only right after the start signal is input to the inverter. If an earth (ground) fault occurs during operation, the protective function is not activated.

  • Page 76: Operation Panel Display Selection

    Operation Panel Display Selection 3.4 Operation Panel Display Selection 3.4.1 Monitor display (Pr. 52) You can choose the display of the operation panel "monitor/frequency setting screen". Parame Factory Setting Name Setting Range Operation panel display 0, 1, 100 data selection POINT •...

  • Page 77: I/O Terminal Function Selection

    I/O Terminal Function Selection 3.5 I/O Terminal Function Selection 3.5.1 Input terminal function selection (Pr. 60, Pr. 61, Pr. 62, Pr. 63, Pr. 65, Pr. 505) Use these parameters to select/change the input terminal functions. Param Factory Name Setting Range eter Setting RL terminal function selection...

  • Page 78: Output Terminal Function Selection (Pr. 64, Pr. 505)

    I/O Terminal Function Selection 3.5.2 Output terminal function selection (Pr. 64, Pr. 505) You can change the functions of the open collector and contact output terminals. Param Factory Setting Name eter Setting Range RUN terminal function selection 0, 3, 99, 9998 ALM terminal function selection <Setting>...

  • Page 79: Operation Selection Function Parameters

    Operation Selection Function Parameters 3.6 Operation Selection Function Parameters 3.6.1 Applied motor (Pr. 71) Set the motor used. POINT • When using the Mitsubishi constant-torque motor, set "1" in Pr. 71. The electronic overcurrent protection is set to the thermal characteristic of the constant-torque motor.

  • Page 80: Reset Selection/Pu Stop Selection (Pr. 75)

    Operation Selection Function Parameters 3.6.3 Reset selection/PU stop selection (Pr. 75) You can make reset input acceptance selection and choose the stop function from the operation panel (PU). ! Reset selection : You can choose the reset function input (RES signal) timing.
  • Page 81 Operation Selection Function Parameters STOP (2) How to make a restart when a stop is made by the key input from the PU RESET 1) After completion of deceleration to a stop, Speed switch off the STF or STR signal. Time Operation 2) Press the...

  • Page 82: Cooling Fan Operation Selection (Pr. 76)

    Operation Selection Function Parameters 3.6.4 Cooling fan operation selection (Pr. 76) You can control the operation of the cooling fan built in the inverter. (Whether there is a cooling fan or not depends on the model.) Parame Factory Setting Name Setting Range Cooling fan operation selection...

  • Page 83: Parameter Write Disable Selection (Pr. 77)

    Operation Selection Function Parameters 3.6.5 Parameter write disable selection (Pr. 77) You can select between write-enable and disable for parameters. This function is used to prevent parameter values from being rewritten by incorrect operation. Parame Factory Setting Name Setting Range Parameter write disable 0, 1, 2 selection...

  • Page 84: Operation Mode And Command Source (Pr. 79, Pr. 338, Pr. 339, Pr. 340)

    Operation Selection Function Parameters 3.6.6 Operation mode and command source (Pr. 79, Pr. 338, Pr. 339, Pr. 340) Used to select the operation mode, operation command source and speed command source of the inverter. The inverter can be run from the operation panel or parameter unit or by RS-485 communication (PU operation), with external signals (external operation), and by CC-Link communication (CC-Link operation).
  • Page 85 Operation Selection Function Parameters (1) Operation using the PLC function The "P.RUN" LED that indicates the PLC function operation is lit when the SQ signal is turned on. When the following setting is to be made in the sequence program, the PU operation mode (Pr. 79 = 0, 1 or 3) must be selected. •...
  • Page 86 Operation Selection Function Parameters Relationships between Pr. 79 and Pr. 340 Operation Mode at Pr. 340 Pr. 79 Power On or Power Remarks Setting Setting Restoration Can be switched to the CC-Link operation External operation mode mode by CC-Link communication. PU operation mode Operation mode cannot be switched.
  • Page 87 Operation Selection Function Parameters ! ! ! ! Setting of running frequency and start command source (Pr. 338, Pr. 339) Set the following parameters when you want to give a running frequency or start command using the signal connected to the external terminal in the CC-Link operation mode.

  • Page 88: Computer Link Operation Setting

    Computer Link Operation Setting 3.7 Computer Link Operation Setting You can perform computer link operation from the RS-485 connector of the inverter by RS-485 communication (PU operation mode). 3.7.1 Communication settings (Pr. 331 to Pr. 337, Pr. 341) POINT •When performing operation or parameter write, set "1" (PU operation mode) in Pr.
  • Page 89 Computer Link Operation Setting <Setting> To make communication between the personal computer and inverter, the communication specifications must be set to the inverter initially. If initial setting is not made or there is a setting fault, data transfer cannot be made. * After making the initial setting of the parameters, always reset the inverter.
  • Page 90 Computer Link Operation Setting <Computer programming> (1) Communication protocol Data communication between the computer and inverter is performed using the following procedure: Data read Computer (Data flow) Inverter Time Inverter (Data flow) Data write Computer REMARKS *1. If a data error is detected and a retry must be made, execute retry operation with the user program.
  • Page 91 Computer Link Operation Setting (3) Data format Data used is hexadecimal. Data is automatically transferred in ASCII between the computer and inverter. !Data format types 1) Communication request data from computer to inverter [Data write] Inverter Instruction Format A Data station check code...
  • Page 92 Computer Link Operation Setting REMARKS •The inverter station numbers may be set between H00 and H1F (stations 0 and 31) in hexadecimal. •*3 indicates the control code. •*4 indicates the CR or LF code. When data is transmitted from the computer to the inverter, codes CR (carriage return) and LF (line feed) are automatically set at the end of a data group on some computers.
  • Page 93 Computer Link Operation Setting 6) Response time Data sending time (Refer to the following calculation expression) Inverter data processing time = waiting time + data check time omputer (setting 10ms) (12ms) Inverter Inverter 10ms or more 10ms or more required required omputer Data sending time...
  • Page 94 Computer Link Operation Setting 8) 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. (Refer to page 90.) REMARKS 1. When the data from the computer has an error, the inverter will not accept that data. 2.
  • Page 95 Computer Link Operation Setting Initial setting of I/O file 10 OPEN "COM1:9600,E,8,2,HD" AS #1 : Opening the communication file : ON/OFF setting of circuit control signals (RS, ER) 20 COMST1,1,1:COMST1,2,1 : Interrupt definition for data receive 30 ON COM(1)GOSUB : Interrupt enable 40 COM(1)ON 50 D$="01FB10002"...
  • Page 96 Computer Link Operation Setting CAUTION When the inverter's communication check time interval is not set, interlocks are provided to disable operation to prevent hazardous conditions. Always set the communication check time interval before starting operation. Data communication is not started automatically but is made only once when the computer provides a communication request.
  • Page 97 Computer Link Operation Setting Instruc Number Item tion Description of Data Code Digits Output H0000 to HFFFF: Output frequency (hexadecimal) in frequency 4 digits 0.01Hz increments [speed] Output H0000 to HFFFF: Output current (hexadecimal) in 4 digits 0.01A increments current H0000 to HFFFF: Two most recent alarm definitions Alarm definition display example (instruction code H74) b8b7...
  • Page 98 Computer Link Operation Setting Instruc Number Item tion Description of Data Code Digits Set frequency read Reads the set frequency (RAM or E PROM). 4 digits PROM) H0000 to H2EE0: 0.01Hz increments (hexadecimal) Set frequency read (RAM) Set frequency H0000 to H2EE0: 0.01Hz increments (hexadecimal) (0 write (RAM to 120.00Hz)* To change the set frequency consecutively, write data...
  • Page 99 Computer Link Operation Setting Instruc Number Item tion Description of Data Code Digits H00 to H6C and H80 to HEC parameter values are changed. Link H00: Pr. 0 to Pr. 99 values are accessible. parameter H01: Pr. 145 value is accessible. 2 digits expansion H03: Pr.
  • Page 100 Computer Link Operation Setting Error Item Definition Inverter Operation Code ——— ——— ——— ——— ——— ——— —— — ——— ——— (6) Operation at alarm occurrence Operation Mode Communication Fault Location Description External operation operation (RS-485 connector) Inverter operation Stop Stop Inverter fault Communication PU connector Continued...

  • Page 101: E2Prom Write Selection (Pr. 342)

    Computer Link Operation Setting 3.7.2 PROM write selection (Pr. 342) You can choose whether the parameters are stored into E PROM or not at the parameter setting for CC-Link or RS-485 communication. Factory Setting Parameter Name Setting Range 0, 1 PROM write selection Pr.

  • Page 102: Parameter Unit (Fr-Pu04) Setting

    Parameter Unit (FR-PU04) Setting 3.8 Parameter Unit (FR-PU04) Setting When the optional parameter unit (FR-PU04) is connected to the RS-485 connector of the inverter, you can make the environment setting of the parameter unit. CAUTION When the parameter unit (FR-PU04) is used, operation from the operation STOP panel is not accepted.

  • Page 103: Pu Contrast Adjustment (Pr. 991)

    Parameter Unit (FR-PU04) Setting 3.8.3 PU contrast adjustment (Pr. 991) You can adjust the LCD contrast of the parameter unit (FR-PU04). When using the FR-PU04, adjust the numerical value to any depth of a color with the keys and define that color with the key of the parameter unit.

  • Page 104: Pu Disconnection Detection/Pu Setting Lock (Pr. 993)

    Parameter Unit (FR-PU04) Setting 3.8.5 PU disconnection detection/PU setting lock (Pr. 993) You can choose the connector disconnection detection function of the parameter unit (FR-PU04) and the operation write of the parameter unit (FR-PU04). ! PU disconnection detection : This function detects that the parameter unit (FR-PU04) has been disconnected from the inverter for longer than 1s and causes the inverter to provide an alarm output (PUE) and come to an alarm stop.
  • Page 105 MEMO...

  • Page 106: Plc Function

    4. PLC FUNCTION This chapter describes the "PLC function" for use of this product. Always read the instructions before use. 4.1 System Configuration .......... 98 4.2 Prior to Sequence Program Creation ....99 4.3 Function Block Diagram ........102 4.4 PLC Instructions........... 104 4.5 Device Map............

  • Page 107: System Configuration

    System Configuration 4.1 System Configuration The following shows the system configuration for use of the PLC function. <System configuration example> FR-C500 Motor 3-phase AC power supply PU connector GX Developer: (RS-485) Programming tool GX Developer related manuals GX Developer Version...

  • Page 108: Prior To Sequence Program Creation

    Prior to Sequence Program Creation 4.2 Prior to Sequence Program Creation 4.2.1 Precautions for sequence program creation POINT •Online change of the sequence program and access to other stations are not allowed. In addition, program read/write from other stations and all PLC memory clear cannot be performed.

  • Page 109: Sequence Program Execution Key

    Prior to Sequence Program Creation 4.2.3 Sequence program execution key The sequence program execution key (STOP/RUN) of the PLC is switched by turning off/on the SQ signal. POINT SQ-SD must be shorted to execute the built-in PLC function. (Built-in sequence signal: X5 ON) CAUTION If the SQ signal is not turned on, the start signal of the inverter is designed to become valid by the factory setting of Pr.

  • Page 110: Sequence Program Write

    Prior to Sequence Program Creation 4.2.4 Sequence program write POINT Sequence program write can be performed in any operation mode. (Refer to page 75.) When rewriting the PLC function parameters and sequence program using GX Developer, check the following: 1) Check that the sequence program execution key is in the STOP position (signal SQ- SD is off) (refer to page 100).

  • Page 111: Function Block Diagram

    Function Block Diagram 4.3 Function Block Diagram How I/O data are transferred to/from the inverter by the built-in PLC function is explained using function blocks. (1) I/O data read, write, etc. can be performed by accessing the inverter in the predetermined method using special relays, special registers, etc.

  • Page 112: Setting List Of Built-In Plc Function Parameter

    4. Status latch, 5. Sampling trace, 6. Offline switch For the operation processing outline, I/O control method, device explanation and other details, refer to the FR-C500 Series Programming Manual. •If parameter clear of the inverter is performed, the above built-in PLC function parameters are not cleared.

  • Page 113: Plc Instructions

    PLC Instructions 4.4 PLC Instructions 4.4.1 How to use the instruction list Instruction Execution Number Classification Symbol Processing Symbol Condition of Steps (S) → (D) Transfer MOVP MOVP ¦ ¦ ¦ ¦ ¦ ¦ 1) ..Classifies the instruction by application. 2) ..Indicates the instruction symbol used for programming.
  • Page 114 6)..Indicates the number of program steps required for each instruction. The number of steps that changes depending on conditions is two. REMARKS For full information on the instructions, refer to the FR-C500 Series Programming Manual.

  • Page 115: Plc Instruction List

    PLC Instructions 4.4.2 PLC instruction list Instruction Execution Symbol Processing Classification Condition Symbol Logical operation start (Operation start at N/O contact) Logical NOT operation start (Operation start at N/C contact) Logical product (N/O contact series connection) Contacts Logical product NOT (N/C contact series connection) Logical sum (N/O contact parallel connection)
  • Page 116 PLC Instructions Instruction Execution Symbol Processing Classification Condition Symbol Master control start Master control Master control reset Must be written at the end of Program — sequence program to return to step 0. No operation — For program deletion or space No operation operation NOPLF...
  • Page 117 Logical product WAND WAND (S1) ∧ (S2) → (D) WANDP WANDP (D) ∨ (S) → (D) WORP WORP Logical (S1) ∨ (S2) → (D) WORP WORP REMARKS For full information on the instructions, refer to the FR-C500 Series Programming Manual.

  • Page 118: Device Map

    Device Map 4.5 Device Map 4.5.1 I/O device map Device Device Name Remarks Name Remarks External External STF terminal RUN terminal terminal terminal External External STR terminal ALM terminal terminal terminal External RL terminal terminal External RM terminal terminal External RH terminal terminal External...

  • Page 119: Internal Relay (M) Device Map

    Device Map Device Device Name Remarks Name Remarks Operation mode setting Operation mode setting D9140 D9140 read completion read command Set frequency read Set frequency read D9141 D9141 completion (RAM) command (RAM) Set frequency read Set frequency read D9142 D9142 completion (E PROM) command (E...
  • Page 120 Device Map Data Inverter Pr. Reference Parameter Name Register (D) Number Page Base frequency Multi-speed setting (high speed) Multi-speed setting (middle speed) Multi-speed setting (low speed) Acceleration time Deceleration time Electronic thermal O/L relay Operation mode DC injection brake operation frequency DC injection brake operation time DC injection brake voltage Starting frequency...

  • Page 121: Special Relays

    Device Map 4.5.4 Special relays The special relays are internal relays with special applications and therefore should not be switched on-off in the program. Number Name Description M9008 Self-diagnostic error Turned on by self-diagnosed error. Turned on by an instruction execution error. M9010 Operation error flag Turned off when error is removed.
  • Page 122 Device Map Number Name Description Page Scan time Stores and updates the scan time at every END in D9018 — (10ms units) BIN. Maximum scan Stores the scan time at every END that is greater than D9019 time D9019 data, i.e. stores the maximum scan time in —...

  • Page 123: Inputs/Outputs

    Inputs/Outputs 4.6 Inputs/Outputs There are 48 input (X) and 48 output (Y) points. Refer to page 109 for details. 4.6.1 Input (X) assignment Inputs are 48 points from X0 to X2F. X0 to X5 are external input terminals. X6 to XF are usable as internal memories (contacts).
  • Page 124 Inputs/Outputs Pr. 338 "operation Pr. 339 "speed command Terminal Mode command source" source" Name 0:CC-Link 1: External 0:CC-Link 1: External Internal CC-Link CC-Link CC-Link memory (CC-Link) Internal CC-Link CC-Link CC-Link CC-Link memory (CC-Link) operation CC-Link CC-Link CC-Link CC-Link Internal Internal Internal Internal X16 to...

  • Page 125: Output (Y) Assignment

    Inputs/Outputs 4.6.2 Output (Y) assignment Outputs are 48 points from Y0 to Y2F. Y0 to Y1 are external output terminals. Y2 to YF are usable as internal relays. When the operation command source (Pr. 338) is on the CC-Link side in the CC-Link operation mode, Y0 to Y1 are disabled from the external terminal function, and enabled when the write is on the external input side.

  • Page 126: Inverter Status Monitoring, Special Registers For Control

    Inv erte r Sta tus M o nito rin g , S pe cial R egiste rs for C o ntrol 4.7 Inverter Status Monitoring, Special Registers for Control You can assign the data for grasping and changing the inverter's operation status to D9133 - D9147 and read/write them from the user sequence.
  • Page 127 In ve rter S tatu s M on ito rin g, S p ec ia l R eg isters fo r C o ntro l <Alarm definition read program example> The following program reads the latest alarm definition of the inverter to D0. Alarm definition read request Stores only the lower 8 bits of error history 1, 2 (D9136)

  • Page 128: Data That Are Read By Controlling (Off To On) The Read Command

    Inv erte r Sta tus M o nito rin g , S pe cial R egiste rs for C o ntrol 4.7.2 Data that are read by controlling (OFF to ON) the read command You can read the operation mode and set frequency of the inverter. Device Read Write...
  • Page 129 In ve rter S tatu s M on ito rin g, S p ec ia l R eg isters fo r C o ntro l (2) Set frequency (RAM) (D9141) The frequency set to the RAM is read to D9141. The unit is 0.01Hz. (For example, 6000 indicates 60.00Hz.) <Set frequency (RAM) read program example>...

  • Page 130: How To Write Data By Controlling (Off To On) The Write Command

    Inv erte r Sta tus M o nito rin g , S pe cial R egiste rs for C o ntrol 4.7.3 How to write data by controlling (OFF to ON) the write command You can write the operation mode and set frequency to the inverter, batch-clear the alarm definitions, and clear all parameters.
  • Page 131 In ve rter S tatu s M on ito rin g, S p ec ia l R eg isters fo r C o ntro l (1) Operation mode setting write (D9143) Data are as follows: H0000: CC-Link operation mode H0001: External operation mode H0002: PU operation mode The operation mode switching method is as shown below when the Pr.
  • Page 132 Inv erte r Sta tus M o nito rin g , S pe cial R egiste rs for C o ntrol (2) Set frequency (RAM) (D9144) The D9144 data is written to the RAM as a set frequency. The unit is 0.01Hz. (For example, 6000 indicates 60.00Hz.) The range where the frequency can be set is 0 to 12000 (0 to 120.00Hz).
  • Page 133 In ve rter S tatu s M on ito rin g, S p ec ia l R eg isters fo r C o ntro l (3) Set frequency (E PROM) (D9145) The D9145 data is written to the E PROM as a set frequency. The unit is 0.01Hz. (For example, 6000 indicates 60.00Hz.) The range where the frequency can be set is 0 to 12000 (0 to 120.00Hz).
  • Page 134 Inv erte r Sta tus M o nito rin g , S pe cial R egiste rs for C o ntrol (4) Alarm definition batch clear (D9146) Writing H9696 to D9146 batch-clears the alarm definitions. At completion of clear, the write completion signal (X26) turns on, and at the same time, 0 is set to D9150.

  • Page 135: Inverter Operation Status Control

    In ve rter S tatu s M on ito rin g, S p ec ia l R eg isters fo r C o ntro l <All parameter clear program example> The following program clears all parameters. All parameter clear request Turns on all parameter clear request pulse.
  • Page 136 Inv erte r Sta tus M o nito rin g , S pe cial R egiste rs for C o ntrol (2) Inverter operation status control enable/disable setting (D9149) You can enable or disable D9148 "inverter operation status control". The controls of the corresponding bits of D9148 are enabled by turning on/off (1, 0) bits b0 to b4 of D9149.

  • Page 137: Inverter Parameter Access Error (D9150)

    In ve rter S tatu s M on ito rin g, S p ec ia l R eg isters fo r C o ntro l 4.7.5 Inverter parameter access error (D9150) Data Access Enable Device No. Name Condition D9150 Inverter parameter access error Always If any value outside the setting range is written during parameter write, set frequency write, parameter clear, etc.

  • Page 138: Inverter Parameter Read/Write Method

    Inverter Parameter Read/Write Method 4.8 Inverter Parameter Read/Write Method Data Access Enable Description Device Name Condition Command Completion (Operation mode) PROM Always Read Inverter D50 to parameter PU, CC-Link PROM read/write Write operation mode (as in Pr. 77) The inverter parameters can be accessed from the sequence program. X28 to X2B/ Y28 to Y2B are used to perform read/write between the predetermined data registers (D50 to D93) to read/write parameter values.

  • Page 139: Reading The Inverter Parameters

    Inverter Parameter Read/Write Method 4.8.1 Reading the inverter parameters When the inverter parameter read command is turned from off to on, the data of all the target parameters (refer to pages 110, 111) are stored into the data registers and the read completion is turned on.
  • Page 140 Inverter Parameter Read/Write Method <Inverter parameter read (RAM) program example> The following program reads the RAM setting of inverter parameter Pr. 0 "torque boost" to D0. Parameter read (RAM) request Turns on parameter read (RAM) request pulse. Stores data to D0 when parameter read (RAM) request signal turns on.

  • Page 141: Writing The Inverter Parameters

    Inverter Parameter Read/Write Method 4.8.2 Writing the inverter parameters When data are stored into the corresponding registers of the inverter parameters (refer to page 110) and the parameter write command is turned from off to on, the data are written to the parameters that are the targets of all device data. (After that, the write completion is turned on.) As soon as the inverter parameter write completion (X29 (RAM) or X2B (E PROM))
  • Page 142 Inverter Parameter Read/Write Method Inverter parameter data write timing chart 1) In user sequence, user data 4) After confirmation of write are stored into parameter write 2) Write command is turned completion, write command data area (D50 to D93). on in user sequence. is turned off.
  • Page 143 Inverter Parameter Read/Write Method <Inverter parameter write (RAM) program example> The following program changes inverter parameter Pr. 0 "torque boost" to 10% (to RAM setting). Parameter read processing Parameter write (RAM) request Turns on inverter parameter write (RAM) command pulse. Checks whether inverter parameter write (RAM) completion signal turned on to judge whether data...

  • Page 144: User Area Read/Write Method

    User Area Read/Write Method 4.9 User Area Read/Write Method Inverter parameters Pr. 510 to Pr. 529 can be used as user parameters. Since this parameter area and the devices used with the PLC function, D100 to D119, are accessible to each other, the values set in Pr. 510 to Pr. 529 can be used in a sequence program.

  • Page 145: Debugging Mode Specifications

    Debugging Mode Specifications 4.10 Debugging Mode Specifications You can forcibly turn on/off the external I/O terminals and CC-Link remote inputs/ outputs. For inputs, the input signals from the outside or CC-Link to the inverter are ignored. For outputs, the output signals from the inverter to the outside or CC-Link are ignored. Inverter Factory Setting...

  • Page 146: Register Display

    Register Display 4.11 Register Display The states of the I/O terminals (including remote terminals), internal devices and flags can be displayed from the FR-PU04. Inverter Factory Setting Minimum FR-PU04 Name Remarks Parameter Setting Range Setting Unit Monitor No. Internal Set the 0 to 65534 Read from "Br address...

  • Page 147: Inverter Operation Lock Mode Setting

    Inverter Operation Lock Mode Setting 4.12 Inverter Operation Lock Mode Setting You can disable a sequence program from being executed until the sequence program execution key is set to RUN (SQ signal is turned on). POINT When you want to perform only inverter operation without using the PLC function, set "0"...

  • Page 148: Cc-Link Communication

    5. CC-Link COMMUNICATION This chapter explains "CC-Link communication" for use of this product. Always read the instructions before using this equipment. 5.1 System Configuration .......... 140 5.2 CC-Link Parameters ..........143 5.3 CC-Link I/O Specifications ........145 5.4 Buffer Memory ............148 Chapter 1 Chapter 2 Chapter 3...

  • Page 149: System Configuration

    System Configuration 5.1 System Configuration 5.1.1 System configuration example (1) PLC side Mount the "AJ61BT11", "A1SJ61BT11", "AJ61QBT11", "A1SJ61QBT11" or "QJ61BT11" Control & Communication Link system master/local module on the main base unit or extension base unit of the PLC CPU that will act as the master station.

  • Page 150: Function Block Diagram

    System Configuration 5.1.3 Function block diagram How I/O data are transferred to/from the inverter in CC-Link will be described using function blocks. (1) Between the master station and inverter in the CC-Link system, link refresh is always made at 3.5 to 18ms (512 points). (2) I/O refresh and master station's sequence program are executed asynchronously.
  • Page 151 System Configuration POINT The following diagrams show differences in CC-Link communication between the FR-C500 series and other CC-Link compatible Mitsubishi inverters (FR- E500-KN, FR-A5NC, etc.). Inverter 5NC (option) or FREQROL-E500- I/O (RX, RY) RWw RWr Parameter read/write, monitor, operation commands, etc.

  • Page 152: Cc-Link Parameters

    CC-Link Parameters 5.2 CC-Link Parameters 5.2.1 Setting of station number and baudrate (Pr. 503, Pr. 504) Set the station number and communication baurdrate of CC-Link communication. Setting Factory Parameter Name Remarks Range Setting  CC-Link station number setting 1 to 64 0: 156kbps 1: 625kbps CC-Link baudrate setting...

  • Page 153: Operation At Cc-Link Communication Error Occurrence

    CC-Link Parameters 5.2.3 Operation at CC-Link communication error occurrence PU Operation External CC-Link Error Location Description Mode Operation Mode Operation Mode Inverter operation Stop Stop Stop Inverter fault CC-Link data Continued Continued Continued communication Continued (However, Inverter operation Continued Continued operation cannot be Communication guaranteed)

  • Page 154: Cc-Link I/O Specifications

    CC-Link I/O Specifications 5.3 CC-Link I/O Specifications The device points usable in CC-Link communication are 16 input (RX) points, 16 output (RY) points, 4 remote register (RWr) points and 4 remote register (RWw) points. The device No. usable in CC-Link communication are as follows. <I/O bit signals>...
  • Page 155 D9068 Remote register RWr2 Data transmission from D9066 to D9069 Remote register RWr3 D9069 is made automatically. FR-C500 series Devices in CC-Link (station No. 1) Devices in built-in sequence RY00 to 0F X10 to 1F RX00 to 0F Y10 to 1F...
  • Page 156 CC-Link I/O Specifications !Example of reading/writing parameter values using CC-Link (when read data are not required for the master station) Master Station Description Remarks Parameter read request Parameter write request Parameter read completion Parameter write completion → • Answer code (inverter master) 0 : Normal Data code at parameter read/write...

  • Page 157: Buffer Memory

    5.4 Buffer Memory 5.4.1 Remote output signals (Master module to inverter) •Input states to the remote device station are stored. •Two words are used for each station. (*) FR-C500 series Remote device station Master Station (Station No. 1: 1 station occupied) Inverter...

  • Page 158: Remote Input Signals (Inverter To Master Module)

    5.4.2 Remote input signals (Inverter to master module) • Input states from the remote device station are stored. • Two words are used for each station. (*) FR-C500 series Remote device station (Station No. 1: 1 station occupied) Inverter Master station...

  • Page 159: Remote Registers (Master Module To Inverter)

    Remote registers (Master module to inverter) • Data to be sent to the remote registers (RWW) of the remote device station are stored. • Four words are used for each station. (*) FR-C500 series Remote device station Master station (Station No. 1: 1 station occupied)

  • Page 160: Remote Registers (Inverter To Master Module)

    Remote registers (Inverter to master module) • Data sent from the remote registers (RWR) of the remote device station are stored. • Four words are used for each station. (*) FR-C500 series Remote device station Master station (Station No. 1: 1 station occupied)
  • Page 161 MEMO...

  • Page 162: Protective Functions

    6. PROTECTIVE FUNCTIONS This chapter explains the "protective functions" for use of this product. Always read the instructions before using this equipment. 6.1 Errors (Alarms) ............. 154 6.2 Troubleshooting ........... 162 6.3 Precautions for Maintenance and Inspection ..165 Chapter 1 Chapter 2 Chapter 3 Chapter 4...

  • Page 163: Errors (Alarms)

    Errors (Alarms) 6.1 Errors (Alarms) If any fault has occurred in the inverter, the corresponding protective function is activated to bring the inverter to an alarm stop and automatically give the corresponding error (alarm) indication on the PU display. If the fault does not correspond to any of the following errors or if you have any other problem, please contact your sales representative.

  • Page 164: Error (Alarm) Definitions

    Errors (Alarms) 6.1.1 Error (alarm) definitions (1) Major failures When the protective function is activated, the inverter output is shut off and an alarm is output. Operation Panel FR-PU04 OC During Acc Indication Name Overcurrent shut-off during acceleration When the inverter output current reaches or exceeds approximately 200% Description of the rated inverter current during acceleration, the protective circuit is activated to stop the inverter output.
  • Page 165 Errors (Alarms) Operation Panel FR-PU04 OV During Acc Indication Name Regenerative overvoltage shut-off during acceleration When the main circuit DC voltage in the inverter rises to or above the specified value due to excessive regenerative energy during acceleration, Description 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 166 Errors (Alarms) Operation Panel FR-PU04 Motor Overload Indication Name Motor overload shut-off (electronic thermal overcurrent protection) (*1) The electronic overcurrent protection in the inverter detects motor overheat due to overload or reduced cooling capability during low-speed operation Description to stop the inverter output. When a multi-pole motor or two or more motors are run, provide a thermal relay in the output side of the inverter.
  • Page 167 Errors (Alarms) Operation Panel FR-PU04 OH Fault Indication Name External thermal relay (*2) If the external thermal relay designed for motor overheat protection or the internally mounted temperature relay in the motor switches on (contacts Description open), the inverter output is stopped. If the relay contacts are reset automatically, the inverter will not restart unless it is reset.
  • Page 168 Errors (Alarms) Operation Panel FR-PU04 CPU Fault Indication Name CPU error If the arithmetic operation of the built-in CPU does not end within a Description predetermined period, the inverter self-determines it as an alarm and stops the output.  Check point Corrective action Please contact your sales representative.
  • Page 169 Errors (Alarms) Operation Panel FR-PU04 oL Indication Name Stall prevention (overvoltage) If the regenerative energy of the motor increases too much to During exceed the brake capability, this function stops the decrease Description in frequency to prevent overvoltage shut-off. As soon as the deceleration regenerative energy has reduced, deceleration resumes.

  • Page 170: To Know The Operating Status At The Occurrence Of Alarm (Only When Fr-Pu04 Is Used)

    Errors (Alarms) 6.1.2 To know the operating status at the occurrence of alarm (Only when FR-PU04 is used) When any alarm has occurred, the display automatically switches to the indication of the corresponding protective function (error). By pressing the key at this point without resetting the inverter, the display shows the output frequency.

  • Page 171: Troubleshooting

    Troubleshooting 6.2 Troubleshooting POINT Check the corresponding areas. If the cause is still unknown, it is recommended to initialize the parameters (return to factory settings), re-set the required parameter values, and check again. 6.2.1 Motor remains stopped 1) Check the main circuit Check that a proper power supply voltage is applied (operation panel display is provided).

  • Page 172: Speed Greatly Differs From The Setting

    Troubleshooting 6.2.3 Speed greatly differs from the setting Check that the frequency setting signal is correct. (Measure the input signal level.) Check that the following parameter settings are correct (Pr. 1, Pr. 2). Check that the input signal lines are not affected by external noise. (Use of shielded cables) Check that the load is not too heavy.

  • Page 173: Operation Mode Is Not Changed Properly

    Troubleshooting 6.2.8 Operation mode is not changed properly If the operation mode does not change correctly, check the following: 1. External input signal ...Check that the STF or STR signal is off. When it is on, the operation mode cannot be changed.

  • Page 174: Precautions For Maintenance And Inspection

    Precautions for Maintenance and Inspection 6.3 Precautions for Maintenance and Inspection The inverter is a static unit mainly consisting of semiconductor devices. Daily inspection must be performed to prevent any fault from occurring due to adverse influence of the operating environment, such as temperature, humidity, dust, dirt and vibration, changes in the parts with time, service life, and other factors.

  • Page 175: Insulation Resistance Test Using Megger

    Precautions for Maintenance and Inspection 6.3.4 Insulation resistance test using megger 1) Before performing the insulation resistance test using a megger on the external circuit, disconnect the cables from all terminals of the inverter so that the test voltage is not applied to the inverter. 2) For the continuity test of the control circuit, use a meter (high resistance range) and do not use the megger or buzzer.

  • Page 176: Daily And Periodic Inspection

    Precautions for Maintenance and Inspection 6.3.6 Daily and periodic inspection Interval Periodic* Inspection Description Method Criterion Instrument Item Make Ambient Thermomet measurement temperature: Check 5cm away from -10 °C to hygrometer, ambient the inverter. +50 °C, recorder Surrounding temperature, non-freezing. environment humidity, Ambient...
  • Page 177 Precautions for Maintenance and Inspection Interval Periodic* Inspection Description Method Criterion Instrument Item (1) Check (1), (2) Visual (1), (2) No conducto check. fault. rs for distortion. Conductors (2) Check cable cables sheaths breakage Terminal Check for Visual check No fault block damage.
  • Page 178 Precautions for Maintenance and Inspection Interval Periodic* Inspection Description Method Criterion Instrument Item (1) Check (1) Measure (1) Phase-to- Digital balance voltage phase multimeter, of output across the voltage rectifier type voltages inverter balance voltmeter across output within 4V phases terminals for 200V.
  • Page 179 Precautions for Maintenance and Inspection Interval Periodic* Inspection Description Method Criterion Instrument Item (1) Check for (1) Auditory, (1), (2) No fault. unusual sensory, vibration visual checks. noise. (2) Check for General (2) Check for unusual unusual odor due to odor.

  • Page 180: Replacement Of Parts

    Precautions for Maintenance and Inspection <Module device numbers and terminals to be checked> Tester Polarity Tester Polarity Measured Measured Value Value Discontinuity Continuity Continuity Discontinuity Discontinuity Continuity Continuity Discontinuity Discontinuity Continuity Continuity Discontinuity Discontinuity Continuity Continuity Discontinuity Discontinuity Continuity Continuity Discontinuity Discontinuity Continuity...
  • Page 181 Precautions for Maintenance and Inspection (1) Cooling fan The cooling fan is used to cool heat-generating parts such as the main circuit semiconductors. The life of the cooling fan bearing is usually 10,000 to 35,000 hours. Hence, the cooling fan must be replaced every 2 to 3 years if the inverter is run continuously.
  • Page 182 Precautions for Maintenance and Inspection (2) Smoothing capacitors A large-capacity aluminum electrolytic capacitor is used for smoothing the DC in the main circuit, and an aluminum electrolytic capacitor is also used for stabilizing the control power in the control circuit. Their characteristics are adversely affected by ripple current, etc.

  • Page 183: Measurement Of Main Circuit Voltages, Currents And Powers

    Precautions for Maintenance and Inspection 6.3.8 Measurement of main circuit voltages, currents and powers ! Measurement of voltages and currents Since the voltages and currents on the inverter power supply and output sides include harmonics, accurate measurement depends on the instruments used and circuits measured.
  • Page 184 Precautions for Maintenance and Inspection Measuring Points and Instruments Measuring Measuring Remarks (Reference Item Point Instrument Measurement Value) Power supply Is commercial power supply within Across R-S, S- Moving-iron type AC voltage permissible variation of AC T and T-R voltmeter voltage? (refer to page 178) Power supply side R, S and T line...
  • Page 185 MEMO...

  • Page 186: Specifications

    7. SPECIFICATIONS This chapter describes the "specifications" for use of this product. Always read the instructions before using this equipment. 7.1 Ratings ..............178 7.2 Common Specifications ........179 7.3 PLC Function Specifications....... 180 7.4 CC-Link Interface Specifications ......180 7.5 Outline Drawings ..........

  • Page 187: Ratings

    Ratings 7.1 Ratings (1) 3-phase 200V power supply Type FR-C520-%K 0.75 Applicable motor capacity (kW) (*1) 0.75 Rated capacity (kVA) (*2) Rated current (A) 16.5 Overload capacity (*3) 150% 60s, 200% 0.5s (inverse time characteristics) Voltage (*4) Three phase, 200V to 240V 50Hz/60Hz Rated input AC voltage, Three phase, 200V to 240V 50Hz/60Hz frequency...

  • Page 188: Common Specifications

    Common Specifications 7.2 Common Specifications Control system High carrier frequency PWM control selectable, V/F control Output frequency range 0.5 to 120Hz (starting frequency variable between 0 and 60Hz) Frequency setting 0.1Hz (less than 100Hz), 1Hz (100Hz or higher) resolution Frequency accuracy Within ±0.5% of set output frequency Acceleration/ 0, 0.1 to 999s...

  • Page 189: Plc Function Specifications

    PLC Function Specifications 7.3 PLC Function Specifications T he fo llo w in g ta ble in d ica te s the p ro g ra m ca p acity a n d de vices o f the P L C fu nction . C500 Sequence Section Control method Repeated operation (by stored program)

  • Page 190: Outline Drawings

    Outline Drawings 7.5 Outline Drawings FR-C520-0.1K,0.2K,0.4K,0.75K 5 hole Rating plate 18.5 (1.2) Capacity 0.1K,0.2K 80.5 0.4K 112.5 0.75K 132.5 (Unit: mm) FR-C520-1.5K,2.2K 2- 5 hole Rating plate Cooling fan 18.5 (1.2) 135.5 (Unit: mm)
  • Page 191 Outline Drawings FR-C520-3.7K 2- 5 hole Rating plate 18.5 (1.2) 142.5 (Unit: mm)

  • Page 192: Appendices

    APPENDICES Appendix 1Parameter Data Codes for Computer Link Operation Using RS-485 Communication.. 184 Appendix 2Instructions for Compliance with the European Standards ........187 Appendix 3Instructions for compliance with U.S. and Canadian Electrical Codes ......189...

  • Page 193: Appendix 1 Parameter Data Codes For Computer Link Operation Using Rs-485 Communication

    P aram ete r D ata C o d es for C om p u te r Lin k O p era tio n U s in g R S -4 85 C o m m u nica tio n Appendix 1 Parameter Data Codes for Computer Link Operation Using RS-485 Communication Use the following parameter data codes for computer link operation performed using...
  • Page 194 P ara m ete r D ata C o de s for C o m p ute r Link O p eratio n U s in g R S -48 5 C o m m u nicatio n Data Codes Link Parameter Extension Computer Link...
  • Page 195 P aram ete r D ata C o d es for C om p u te r Lin k O p era tio n U s in g R S -4 85 C o m m u nica tio n Data Codes Link Parameter Extension...

  • Page 196: Appendix 2 Instructions For Compliance With The European Standards

    Instructions for Compliance with the European Standards Appendix 2 Instructions for Compliance with the European Standards (The products conforming to the Low Voltage Directive carry the CE mark.) (1) EMC Directive 1) Our view of transistorized inverters for the EMC Directive A transistorized inverter is a component designed for installation in a control box and for use with the other equipment to control the equipment/device.
  • Page 197 Instructions for Compliance with the European Standards (2) Low Voltage Directive 1) Our view of transistorized inverters for the Low Voltage Directive Transistorized inverters are covered by the Low Voltage Directive (Standard to conform to: EN50178). 2) Compliance We have self-confirmed our inverters as products compliant to the Low Voltage Directive and place the CE mark on the inverters.

  • Page 198: Appendix 3 Instructions For Compliance With U.s. And Canadian Electrical Codes

    In stru ctio ns fo r com plian ce w ith U .S . a nd C an ad ian E lectrica l C o de s Appendix 3 Instructions for compliance with U.S. and Canadian Electrical Codes Standard to comply with :UL 508 C) 1.
  • Page 199 In structio ns fo r co m plian ce w ith U .S . a nd C an ad ia n E le ctrical C o des 5. Wiring of the power supply and motor For wiring the input (R, S, T) and output (U, V, W) terminals of the inverter, use the UL-listed copper wires (rated at 75°C) and round crimping terminals.
  • Page 200 REVISIONS *The manual number is given on the bottom left of the back cover Print Date *Manual Number Revision Aug., 2002 IB(NA)-0600114E-A First edition For Maximum Safety • Mitsubishi transistorized inverters are not designed or manufactured to be used in equipment or systems in situations that can affect or endanger human life.

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