Mitsubishi Electric FR-E5NC Instruction Manual
Mitsubishi Electric FR-E5NC Instruction Manual

Mitsubishi Electric FR-E5NC Instruction Manual

Transistorized inverter
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TRANSISTORIZED INVERTER
– INSTRUCTION MANUAL –
Control & Communication Link
FR-E5NC

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Summary of Contents for Mitsubishi Electric FR-E5NC

  • Page 1 TRANSISTORIZED INVERTER – INSTRUCTION MANUAL – Control & Communication Link FR-E5NC...
  • Page 2: Safety Instructions

    Thank you for choosing the Mitsubishi transistorized inverter option unit. This instruction manual gives handling information and precautions for use of this product. Incorrect handling might cause an unexpected fault. Before using the equipment, please read this manual carefully to use it to its optimum. Please forward this manual to the end user.
  • Page 3 SAFETY INSTRUCTIONS 1. Electric Shock Prevention WARNING ! While power is on or when the inverter is running, do not open the front cover. You may get an electric shock. ! Do not run the inverter with the front cover removed. Otherwise, you may access the exposed high-voltage terminals and charging part and get an electric shock.
  • Page 4 3. Additional instructions Also note the following points to prevent an accidental failure, injury, electric shock, etc.: (1) Transportation and installation CAUTION ! Do not install or operate the option unit if it is damaged or has parts missing. ! Do not stand or rest heavy objects on the product. ! Check that the mounting orientation is correct.
  • Page 5 CAUTION ! When parameter clear or all parameter clear is performed, each parameter returns to the factory setting. Re-set the required parameters before starting operation. ! For prevention of damage due to static electricity, touch nearby metal before touching this product to eliminate static electricity from your body.
  • Page 6: Table Of Contents

    CONTENTS 1 PRE-OPERATION INSTRUCTIONS 1.1 Unpacking and Product Confirmation ............................1 1.2 Structure ....................................2 1.3 Inverter Option (FR-E5NC) Specifications ..........................3 2 INSTALLATION 2.1 Pre-Installation Instructions..............................4 2.2 Installation Procedure ................................4 2.3 Inverter Replacement................................6 2.4 System Configuration Example..............................7 2.5 Wiring Method..................................
  • Page 7 5 COMMUNICATION SPECIFICATIONS 5.1 I/O Signal List..................................23 5.1.1 Output signals (master unit → inverter (FR-E5NC)).........................23 5.1.2 Input signals (inverter (FR-E5NC) → master unit) ........................26 5.2 Remote Register Assignment ..............................28 5.2.1 Remote registers (master unit → inverter (FR-E5NC)) ......................28 5.2.2 Remote registers (inverter (FR-E5NC) →...
  • Page 8 6.5 Program Example for Monitoring the Output Frequency......................36 6.5.1 Monitor codes ..................................37 6.6 Parameter Reading Program Example ..........................38 6.7 Parameter Writing Program Example ............................ 39 6.8 Running Frequency Setting Program Example ........................40 6.9 Alarm Definition Reading Program Example.......................... 42 6.10 Program Example for Resetting the Inverter at Inverter Error....................
  • Page 9: Pre-Operation Instructions

    1 PRE-OPERATION INSTRUCTIONS PRE-OPERATION INSTRUCTIONS 1 PRE-OPERATION INSTRUCTIONS 1.1 Unpacking and Product Confirmation Take the option unit out of the package, check the unit name, and confirm that the product is as you ordered and intact. This product is an inboard option specifically used with the FR-E500 series (FR-E540-0.4K to 7.5K (-NA) (-EC) (-CH), FR-E520S-0.4K to 2.2K (-EC) (-CH)).
  • Page 10: Structure

    SD .... Extinguished to indicate that send Operating data is "0". status indicator RD.... Lit to indicate that the carrier of Transmission baud FR-E5NC receive data is detected. LEDs Operating status B.RATE X10 X1 L.RUN rate setting switch L.ERR ..
  • Page 11: Inverter Option (Fr-E5Nc) Specifications

    Cable size 0.75mm to 2.00mm Station type Remote device station Number of stations occupied One inverter occupies one station. Communication cable CC-Link dedicated cable Note: When the CC-Link unit (FR-E5NC) is plugged in, the protective structure (JEM1030) is open type (IP00).
  • Page 12: Installation

    (1) Make sure that the input power of the inverter is off. CAUTION With input power on, do not install or remove the option unit. Otherwise, the inverter and option unit may be damaged. 2.2 Installation Procedure FR-E5NC plugged-in status Connector for Accessory screw (2pcs.) connection of inboad option Apply the LED indication seal.
  • Page 13 INSTALLATION (1) Remove the front cover and option wiring port cover. (Refer to the inverter manual.) (2) Remove the sponge from the inboard option connector, align the option unit connector with the inboard option connector of the inverter, and securely insert it far enough into the inverter. (3) Securely fix the top and bottom of the option unit to the inverter with the accessory mounting screws.
  • Page 14: Inverter Replacement

    INSTALLATION 2.3 Inverter Replacement You can replace the inverter without removing the terminal block wiring. Before replacement New inverter Terminal block Note: The mounting screws will not come off.
  • Page 15: System Configuration Example

    Mount the "CC-Link unit (FR-E5NC)" on the inverter. (3) Connect the PLC CC-Link unit master station and the FR-E5NC with the CC-Link dedicated cable. If the cable used is other than the CC-Link dedicated cable, the performance of the CC-Link system is not guaranteed.
  • Page 16: Wiring Method

    The following diagram shows how to wire the inverter and PLC CC-Link master unit: Inverter PLC CC-Link master unit Power Motor supply FR-E5NC Note: Ensure that no wire offcuts can enter the inverter during wiring. They may cause a fault, failure or malfunction.
  • Page 17: Connection Of Several Inverters

    INSTALLATION 2.6 Connection of Several Inverters Factory Automation can be applied to several inverters which share a link system as CC-Link remote device stations and are controlled and monitored by PLC user programs. Master module FR-E5NC FR-E5NC Termination Termination resistor*...
  • Page 18: Inverter Setting

    3 INVERTER SETTING INVERTER SETTING 3 INVERTER SETTING 3.1 Pre-Operation Setting 3.1.1 Inverter station number setting Set the inverter station number before switching on the inverter and do not change the setting while power is on. When setting the station number, the following points should be taken into consideration: 1) The station number may be set between 1 and 64.
  • Page 19: Setting Of The Transmission Baud Rate Setting Switch

    INVERTER SETTING 3) Connection example Inverter 1 Inverter 2 Inverter 3 (CC-Link unit) (CC-Link unit) (CC-Link unit) CC-Link PLC remote I/O station Remote device station Remote device station Remote device station master unit (1 station occupied) Station 00 Station 01 Station 02 Station 03 Station 04...
  • Page 20: Operation Modes Of The Inverter

    (2) External operation mode ..Controls the inverter by switching on/off external signals connected to the control circuit terminals of the inverter. (3) CC-Link operation mode ..Controls the inverter in accordance with the PLC program via the CC-Link unit (FR-E5NC). 3.2.1 Operation mode switching...
  • Page 21 INVERTER SETTING (2) Operation mode switching method Change the operation mode as described below: Switched by Switched PC program from PU External CC-Link PU operation operation (Switching disallowed) Symbol Switching Type Switching Method PU operation → External operation Operate the external operation key on the PU. External operation →...
  • Page 22 INVERTER SETTING (3) Link start mode The operation mode at power on and at restoration from instantaneous power failure can be selected. To choose the CC-Link operation mode, set "1" in Pr. 340. After the link has started, parameter write is enabled with a program. (Refer to page 39 for a parameter write program example.) Note: For Pr.
  • Page 23: Operation At Alarm Occurrence

    Refer to the inverter manual and remove the cause of the alarm. (2) Communication alarm Check the LED states of the FR-E5NC and remove the cause of the alarm. (Refer to page 47.) Check the CC-Link master station. (3) Communication error during CC-Link operation When a communication error occurs, the error message "E.OPT"...
  • Page 24 INVERTER SETTING Note: 1. When a communication fault has occurred, reset cannot be made from the PLC. 2. The inverter is set to the external operation mode if it has been reset in the CC-Link operation mode. To resume the CC-Link operation, the inverter must be switched to the CC-Link operation again. (When "1"...
  • Page 25: Operation And Speed Command Write

    INVERTER SETTING 3.4 Operation and Speed Command Write In the CC-Link operation mode, commands from the external terminals and sequence program are as listed below: (For Pr. 180 to Pr. 183 (input terminal function selection), different inverters have different functions. For full information, refer to the inverter manual.) Control Pr.
  • Page 26 INVERTER SETTING [Explanation of table] External : Control by signal from external terminal is only valid. : Control from sequence program is only valid. Both : Control from both external terminal and PLC is valid.  : Control from both external terminal and PLC is invalid. Note: When "7"...
  • Page 27: Function Overview

    Using function blocks, this section explains I/O data transfer to/from an inverter in CC-Link: # Link refresh is continuously executed between the master station and inverter in the CC-Link system at intervals of 1.1ms to 141ms (512 points). Inverter PLC CC-Link system master/local unit FR-E5NC 1) AJ61BT11 I/O signals Input CC-Link dedicated cable...
  • Page 28: Setting The Running Frequecy

    FUNCTION OVERVIEW 4.2 Setting the Running Frequecy The following table lists the functions which can be executed from the programmable logic controller in the CC-Link system: Operation Mode Control Location Item PU operation External operation CC-Link operation Operation command Disallowed Disallowed Allowed Running frequency setting...
  • Page 29: Monitoring Function

    FUNCTION OVERVIEW 4.2.1 Monitoring function (Refer to page 36.) The following items can be monitored by the PLC: 1) Output frequency ....Binary in 0.01Hz increments 2) Output current....Binary in 0.01A increments 3) Output voltage ....Binary in 0.1V increments 4) Alarm definition 5) Special monitoring ....
  • Page 30: Operation Commands

    FUNCTION OVERVIEW 4.2.2 Operation commands (Refer to page 35.) Any of the following commands can be output from the PLC to the inverter as an operation command any time: $ Forward rotation (STF) $ Middle speed (RM)*1 $ Reverse rotation (STR) $ High speed (RH)*1 $ Low speed (RL)*1 $ Inverter output halt (MRS)*1...
  • Page 31: Communication Specifications

    For stations 2 and later, the device No.s are different. (For the device No. correspondence list, refer to the master unit manual.) 5.1.1 Output signals (master unit → → → → inverter (FR-E5NC)) The output signals from the master unit are indicated. (Input signals to inverter)
  • Page 32 COMMUNICATION SPECIFICATIONS Device Signal Description Reserved (Note 5) Reserved for the system. When the monitor command (RYC) is switched on, the monitored value is set to remote Monitor command register RWr and monitoring (RXC) switches on. While the monitor command (RYC) is on, the monitored value is always updated.
  • Page 33 COMMUNICATION SPECIFICATIONS Device Signal Description RY10 RY11 RY12 RY13 RY14 Reserved (Note 5) Reserved for the system. RY15 RY16 RY17 RY18 RY19 If the error reset request flag (RY1A) is switched on only when an inverter fault occurs, RY1A Error reset request flag the inverter is reset and the error status flag (RX1A) switches off.
  • Page 34: Input Signals (Inverter (Fr-E5Nc) → Master Unit)

    COMMUNICATION SPECIFICATIONS 5.1.2 Input signals (inverter (FR-E5NC) → → → → master unit) The input signals to the master unit are indicated. (Output signals from inverter) Device Signal Description OFF : Other than forward running (during stop or reverse rotation)
  • Page 35 COMMUNICATION SPECIFICATIONS Device Signal Description RX10 RX11 RX12 RX13 RX14 Reserved Reserved for the system. RX15 RX16 RX17 RX18 RX19 RX1A Error status flag Switched on when an inverter error occurs (protective function is activated). Switched on when the inverter goes into the ready status on completion of initial setting after power-on or hardware reset.
  • Page 36: Remote Register Assignment

    COMMUNICATION SPECIFICATIONS 5.2 Remote Register Assignment 5.2.1 Remote registers (master unit → → → → inverter (FR-E5NC)) Device No. Signal Description Set the monitor code to be referenced. By switching on the RYC signal after setting, the Monitor code specified monitored data is set to RWr Specify the set frequency.
  • Page 37: Instruction Codes

    COMMUNICATION SPECIFICATIONS 5.3 Instruction Codes Item Code Number Description 0000 : CC-Link operation Operation mode read 007B 0001 : External operation 0002 : PU operation 0000 : CC-Link operation Operation mode write 00FB 0001 : External operation Alarm history No. 1, No. 2 read 0074 Reads the most recent No.
  • Page 38 COMMUNICATION SPECIFICATIONS Item Code Number Description Changes the 0000 to 006C and 0080 to 00EC parameter values. Read 007F 0000 : Pr. 0 to Pr. 96 Link parameter 0001 : Pr. 100 to Pr. 156, Pr. 900 to Pr. 905 expansion setting 0002 : Pr.
  • Page 39: Programming Examples

    Reading the inverter alarms 6.10 Inverter reset Resetting the inverter System configuration for programming example X0020 Master Input Power station module supply (X/Y00 to 1F) (X20 to X2F) Station 1 Station 2 Inverter Inverter (1 station (1 station occupied) occupied) FR-E5NC FR-E5NC...
  • Page 40: Replay Code Definitions

    PROGRAMMING EXAMPLES 6.1 Reply Code Definitions When executing the frequency setting (RYD, RYE) or instruction code execution (RYF), check the reply code (RWr ) in the remote register after execution. Date Item Alarm Definition 0000 Normal Normal completion of instruction code execution Parameter write was attempted during operation other than a stop in the CC-Link 0001 Write error...
  • Page 41: Program Example For Reading The Inverter Status

    PROGRAMMING EXAMPLES 6.2 Program Example for Reading the Inverter Status Write a program as explained below to read the inverter status from the master station buffer memory: The following program reads the inverter status of station 1 to M0-M7: X0000 X000F X0001 Reads the remote input data of buffer FROM 0000 00E0...
  • Page 42: Program Example For Setting The Operation Mode

    PROGRAMMING EXAMPLES 6.3 Program Example for Setting the Operation Mode Write programs as explained below to write various data to the inverters: 1) The following program changes the operation mode of station 2 inverter to CC-Link operation. Operation mode writing code number: FB (hexadecimal) CC-Link operation set data: 0000 (hexadecimal) (Refer to page 29.)
  • Page 43: Program Example For Setting The Operation Commands

    PROGRAMMING EXAMPLES 6.4 Program Example for Setting the Operation Commands Write a program as explained below to write the inverter operation commands to the master station buffer memory: The inverter is operated in accordance with the operation commands written to the remote outputs (addresses 160 The following program outputs the commands of forward rotation and middle speed signals to the inverter of station 2: X0000 X000F X0001 Forward rotation command (RY20)
  • Page 44: Program Example For Monitoring The Output Frequency

    PROGRAMMING EXAMPLES 6.5 Program Example for Monitoring the Output Frequency Write programs as explained below to monitor the data of the inverters: The following program reads the output frequency of station 2 inverter to D1. Output frequency reading code number: 0001 (hexadecimal) Example: The output frequency of 60Hz is indicated 1770 (6000).
  • Page 45: Monitor Codes

    PROGRAMMING EXAMPLES 6.5.1 Monitor codes Code Number Description Increments  0000 No monitoring (monitored value fixed to 0) 0001 Output frequency (Note) 0.01Hz 0002 Output current 0.01A 0003 Output voltage 0.1V Note: About the speed display When Pr. 37≠0, output frequency monitoring changes to speed monitoring. Unit for speed display: 1rpm *Note that the speed display of higher than 65535 (FFFF ) is 65535 (FFFF...
  • Page 46: Parameter Reading Program Example

    PROGRAMMING EXAMPLES 6.6 Parameter Reading Program Example 1) The following program reads Pr. 7 "the acceleration time" of station 2 inverter to D1. Pr. 7 "Acceleration time" reading code number: 07 (hexadecimal) For the parameter code numbers, refer to the inverter manual. The reply code at the time of instruction code execution is set to D2.
  • Page 47: Parameter Writing Program Example

    PROGRAMMING EXAMPLES 6.7 Parameter Writing Program Example 1) Program example which changes the Pr. 7 "acceleration time" setting of station 2 inverter to 3.0 seconds Acceleration time writing code number: 87 (hexadecimal) Acceleration time set data: K30 (decimal) For the parameter code numbers, refer to the inverter manual. The reply code at the time of instruction code execution is set to D2.
  • Page 48: Running Frequency Setting Program Example

    PROGRAMMING EXAMPLES 6.8 Running Frequency Setting Program Example 1) The following program changes the running frequency of station 2 inverter to 50.00Hz. Set frequency: K5000 (decimal) The reply code at the time of instruction code execution is set to D2. (Refer to page 32.) M9036 Reads the remote input (RX20 to RX3F) FROM 0000...
  • Page 49 PROGRAMMING EXAMPLES 2) To continuously change the running frequency from PLC When the frequency setting completion (example: RX2D) switches on, make sure that the reply code in the remote register is 0000 and change the set data (example: RWw ) continuously. 3) Program example for writing data to E PROM Modify the above program as follows:...
  • Page 50: Alarm Definition Reading Program Example

    PROGRAMMING EXAMPLES 6.9 Alarm Definition Reading Program Example 1) The following program reads the alarm definition of station 2 inverter to D1. Alarm (error) history No. 1, No. 2 reading code number: 74 (hexadecimal) The reply code at the time of instruction code execution is set to D2. (Refer to page 32.) M9036 Reads the remote input (RX20 to RX3F) FROM 0000...
  • Page 51 PROGRAMMING EXAMPLES 2) Alarm definition display example b8 b7 Example: Read data is 30A0 Previous alarm..THT 0 0 1 1 0 0 0 0 1 0 1 0 0 0 0 0 Current alarm..OPT Previous alarm Current alarm 3) Alarm data For full information on alarm definition, refer to the inverter manual.
  • Page 52: Program Example For Resetting The Inverter At Inverter Error

    PROGRAMMING EXAMPLES 6.10 Program Example for Resetting the Inverter at Inverter Error 1) The following program resets the inverter of station 2. M9036 Reads the remote input (RX20 to RX3F) FROM 0000 00E2 M200 2 data of buffer memory to M200-M231. X0000 X000F X0001 M226 X0020 M126...
  • Page 53: Instructions

    PROGRAMMING EXAMPLES 6.11 Instructions (1) Programming instructions 1) Since the buffer memory data of the master station is kept transferred (refreshed) to/from the inverters, the TO instruction need not be executed every scan in response to data write or read requests. The execution of the TO instruction every scan does not pose any problem.
  • Page 54 (3) Troubleshooting 1) Operation mode does not switch to CC-Link ! Check that the CC-Link units (FR-E5NC) and CC-Link dedicated cables are fitted properly. (Check for contact fault, open cable, etc.) ! Check that the station number setting switches are set to the correct positions. (Check that the station number matches the program, the station numbers are not repeated, and the station number is not outside the range.)
  • Page 55: How To Check For Error Using The Leds

    7. HOW TO CHECK FOR ERROR USING THE LEDS HOW TO CHECK FOR ERROR USING THE LEDS 7 HOW TO CHECK FOR ERROR USING THE LEDS 7.1 When One Inverter Is Connected The following example indicates the causes of faults which may be judged from the LED states of the CC-Link unit (FR- E5NC) of the inverter under the condition that the SW, M/S and PRM LEDs of the master unit are off (the master unit setting is correct) in a system configuration where one inverter is connected: Power...
  • Page 56 HOW TO CHECK FOR ERROR USING THE LEDS LED Status Cause L. RUN L. ERR " Normal communication is made but CRC error has occurred due to noise. " Normal communication " Hardware fault " Hardware fault " Cannot answer due to CRC error of receive data. "...
  • Page 57: When Two Or More Inverters Are Connected

    " L. RUN $ L. RUN L. RUN " TIME " " Plug the FR-E5NC securely. LINE $ Poor contact of the FR-E5NC with the inverter " " Check the connector. L. ERR $ L. ERR $ L. ERR $...
  • Page 58 HOW TO CHECK FOR ERROR USING THE LEDS LED States Inverters (FR-E5NC) Cause Corrective Action Master unit Station 1 Station 2 Station 3 " L. RUN $ L. RUN $ L. RUN Since the L.RUN LEDs of the FR-E5NCs on Referring to the LED "on"...
  • Page 59: Communication Stops During Operation

    HOW TO CHECK FOR ERROR USING THE LEDS 7.3 Communication Stops During Operation ! Check that the CC-Link unit (FR-E5NC) and CC-Link dedicated cables are fitted properly. (Check for contact fault, open cable, etc.) ! Check that the programmable controller program is executing reliably and that the PLC CPU is running.
  • Page 60 Since the L.ERR LED of the FR-E5NC on station " " " Securely connect FG of each 2 is on, the FR-E5NC itself on station 2 is " " " inverter and master unit to ground. affected by noise. (L.RUN may go off.) "...
  • Page 61 REVISIONS *The manual number is given on the bottom left of the back cover. Print Date *Manual Number Revision Jul, 1999 IB(NA)-0600003-A First edition...

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