Omron 3G3AX-MX2-PRT-E User Manual
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Omron 3G3AX-MX2-PRT-E User Manual

Mx2 profibus option board
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Cat. No. I111E-EN-01
MX2 PROFIBUS Option Board
Born to drive machines
Model: 3G3AX-MX2-PRT-E
USER'S MANUAL

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  • Page 1 Cat. No. I111E-EN-01 MX2 PROFIBUS Option Board Born to drive machines Model: 3G3AX-MX2-PRT-E USER’S MANUAL...

  • Page 2: Notice

     OMRON, 2010 All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any form, or by any means, mechanical, electronic, photocopying, recording, or otherwise, without the prior written permission of OMRON.
  • Page 3 Please be sure to read the related user manuals to use the 3G3AX-MX2-PRT-E Option Board safely and properly. Be sure you are using the most current version of the manual: Manual Products Contents Cat No. MX2 User's Manual MX2-A@ Inverter...

  • Page 4: Warranty And Limitations Of Liability

    The following are some examples of applications for which particular attention must be given. This is not intended to be an exhaustive list of all possible uses of the products, nor is it intended to imply that the uses listed may be suitable for the prod-...

  • Page 5: Disclaimers

    PERFORMANCE DATA Performance data given in this manual is provided as a guide for the user in deter- mining suitability and does not constitute a warranty. It may represent the result of OMRON's test conditions, and the users must correlate it to actual application requirements.

  • Page 7: Table Of Contents

    SECTION 3 Configuring Drive Parameters and Option Board ....... . .
  • Page 8 Parameter Process Data Object Modules ........

  • Page 9: Safety Messages

    Extreme care should be taken to protect against shock. Stand on an insulating pad and make it a habit to use only one hand when checking components. Always work with another person in case an emer- gency occurs.
  • Page 10 Doing so may result in electrical shock. !WARNING Do not attempt to take an Option Board apart or touch any internal parts while the power is being supplied. Doing so may result in electric shock.

  • Page 11: Installation Precautions

    !Caution Failure to observe these precautions could lead to faulty operation of the Option Board or the Inverter, or could damage either of the two. Always read these precautions. • Install external breakers and take other safety measures against short-cir- cuits in external wiring.
  • Page 12 • A revision AAAA MX2-A@ Inverter allows the motor to run immediately if a trip condition is reset, and at the same time, a run command is active via PROFIBUS. For safe operation clear the run command via PROFIBUS as soon as a trip condition is detected.

  • Page 13: Operating Environment Precautions

    Failure to observe these precautions could lead to faulty operation of- or dam- age to the Option Board. Always read these precautions. • Before touching the Option Board or Inverter, be sure to first touch a grounded metallic object in order to discharge any static built-up. Not doing so may result in malfunction or damage.
  • Page 14 Compliance with EC Directives...

  • Page 15: Getting Started

    Master also provides DP-V1 Class 2 (MSAC2) Messaging to the user. Note If the PROFIBUS Master's baud rate changes, the PROFIBUS Communica- tion Unit must be turned OFF and then ON to detect the new baud rate. 1-1-2 Inverter Support An MX2-A@ Inverter that supports the 3G3AX-MX2-PRT-E Option Board can be recognised from the Inverter type label.

  • Page 16: Option Board Specifications

    3G3AX-MX2-PRT-E, so please contact your local OMRON representative. 1-1-3 Inverter Safety (ISO 13849-1) An MX2-A@ Inverter provides a Gate Suppress function to perform a safe stop according to the EN60204-1, stop category 0. The 3G3AX-MX2-PRT-E Option Board has been designed not to interfere with this safety function.

  • Page 17: Introduction To Profibus

    DP field devices, however, cannot be controlled by FMS masters and vice versa. It is not possible to exchange a PROFIBUS DP device or master for a PROFI- !Caution BUS FMS device or master. This will cause faulty operation.
  • Page 18 1-3-3 What is PROFIdrive The PROFIdrive device profile supplements the PROFIBUS standard. It defines a unified behaviour and technique to access Inverter and drive device data. All drives supporting the PROFIdrive profile respond the same way to control instructions. !Caution...

  • Page 19: Option Board Mounting And Installation

    1. Look for any damage that may have occurred during transportation. 2. Verify the contents of the box: Option Board with Instruction Sheet Warning Labels Grounding Cable 3. Inspect the markings on the Option Board. Make sure it matches the prod- uct part number you ordered.
  • Page 20 Four LED indicators allow easy diagnosis. An attached grounding cable is sized to reach the ground terminals on all MX2-A@ Inverter models. A feature in the housing will retain the mounting screw when the Option Board is not mounted to the Inverter. The orientation of the Fieldbus connector allows unstrained connection and removal of the PROFIBUS connector.

  • Page 21: Basic System Description

    !HIGH VOLTAGE Always Switch OFF the mains power supply to the Inverter before removing any covers. Wait for the time specified on the Inverter front cover for the capacitors to discharge. Not doing so may result in electrical shock. Step 1...
  • Page 22 Step 3 Secure the Option Board grounding cable to the MX2-A@ Inverter with a mounting screw. 3-phase 200 V 5.5 - 15 kW 1-phase 200 V 0.1 - 2.2 kW 3-phase 400 V 5.5 - 15 kW...
  • Page 23 Step-by-Step Basic Installation Section 2-3 Step 5 Push the Option Board into the previ- ous location of the option board cover until it clicks into place Step 6 Press down on the indicated corner of the Option Board housing to...
  • Page 24 MX2-A@ Inverter. Failure to abide could lead to serious or possibly fatal injury. !Caution Never touch the heat sink during or just after operation; it can be very hot. !Caution Be sure that the Option Board is mounted correctly. Improper mounting may result in malfunction.
  • Page 25 31.3 mm 57.9 mm 52.6 mm 44.8 mm 67.6 mm 26.4 mm 28.4 mm 1. Dimension d1 gives the increase in MX2@ Inverter dimension D when the Option Board is fitted (Refer to section 2-3 of the Inverter user's manual).
  • Page 26 Step-by-Step Basic Installation Section 2-3...

  • Page 27: Configuring Drive Parameters And Option Board

    [Appendix D] Step 2 It is recommended to set C102 = 3 to prevent the Inverter reset input and Stop/reset button from interfering with Option Board during operation (Setting C102 to another value causes the Option Board to reset when a trip condition is cleared).
  • Page 28 Registers A001 and A002 are used by the Inverter to adjust the frequency source and control source. If the second motor parameter set is used, regis- ters A201 and A202 also have to be set. Adjust these in accordance with the following table:...
  • Page 29 !Caution Action on Network Error (P045) is disabled when P181 is set to 1 (Keep the output data upon a network failure) I.e. when a network error occurs, the Inverter will continue normal operation with the last received output data.

  • Page 30: Configuring The Network

    Configuring the Network Section 3-2 Alternatively, Step 2 up to Step 6 may be performed using OMRON CX-Drive. Alternatively, Step 7 may be performed by resetting the Option Board using PNU972 (Refer to APPENDIX F Option Board Parameters). Configuring the Network Step 1 Download the GSD file named OC_0C6A.gsd for the 3G3AX-MX2-PRT-E...

  • Page 31: Operations And Monitoring

    A revision AAAA MX2-A@ Inverter allows the motor to run immediately if a trip condition is reset, and at the same time, Run (STW) is set. For safe operation clear Run (STW) when you detect a rising-edge on Flt (ZSW). Refer to section...

  • Page 32: Source Selection

    Status Words - STW/ZSW) can be used to override A001, A201, A002 and A202. When this bit is set, it has the same effect as temporarily setting A001, A201, A002 and A202=4. Clearing this bit removes the override, and the Inverter sources are once again determined by these registers.

  • Page 33: Operating The Motor

    Set the En bit to enable controlled acceleration and deceleration of the motor. Step 2 Set the Run bit to put the Inverter in run mode. The RUN indicator on the Inverter should light up at this point. If this is not the case, check your source selection (Section 4-1 Source Selection).
  • Page 34 Before continuing set HSW to 0. Note The motor can also be brought to a stop by setting HSW to 0 and leaving the Run bit set. The Inverter will however stay in run mode once the motor has stopped.

  • Page 35: Customising The Process Area

    User Manual section 3-6-24 for instructions on how to achieve this). Doing this changes the scaling of HSW and HIW to 0.1 Hz. At 0.1 Hz scaling you will be able to reach the full frequency range of the inverter by adjusting HSW.
  • Page 36 Value 00000000 Step 5 To turn the motor forward, set the Run and En bits in STW and change F001 (output PZD2 and PZD3) to the desired frequency. (Input PZD2 represents the most-significant word and input PZD3 the least-significant word)
  • Page 37 Intelligent input terminal [3] override Note 1 It is not possible or practical to use all the coils contained in Coil data 0 when the Option Board is using the PROFIdrive device profile: • The operation (0001h) and rotation direction (0002h) coils are not used by the Inverter when the run command source (A002) is set to 4 (Option Board).
  • Page 38 Section 4-3 mistake in Step 1 or Step 2 (The Inverter will only allow mapping of torque registers in the process area if it is configured to operate with CT rating in Std. IM mode). Set C001=52 (ATR: permission of torque command input) to use intelligent input terminal 1 as torque enable.
  • Page 39 • Only map a Modbus registers in the output process area if it is writeable. A register is writeable if it has an 'R/W' or a 'W' in the 'R/W' column in sec- tion B-4-2 of the MX2-A@ Inverter user's manual.

  • Page 40: Faults And Trips

    Follow the instructions in section 4-3-2 Mapping Coil Data 0 to map Coil data 0 into PZD3. Step 2 Set bit 3 (EXT) of Coil data 0 which has been mapped into PZD3 to trip the Inverter. Table 34 Output Process Area when Using EXT to Trip Inverter...

  • Page 41: Accessing Parameters

    Read array size Some parameters contain arrays and have to be accessed using array tasks (Tasks 6, 7 and 8). Array tasks use IND to address the element number in an array. When the Option Board completes the task, a task response is written to AK in the input process area.
  • Page 42 Accessing Parameters Section 4-5 When a task fails, the Option Board writes a 7 or 8 (Task failed) to AK and an error number to PWE in the input process area. All error numbers are listed in APPENDIX G PROFIdrive Error Numbers.
  • Page 43 0000 Task success (WORD parameter) response Step 5 Resetting the Option Board: To reset the Option Board, write a 2 followed by a 1 to Option Board parameter 972: Table 44 Parameter Processing Message Area-Prepare Reset Change WORD parameter value task...
  • Page 44 IND=10h (P@@@) and PNU=0A0h (160). Note It is important to use array tasks (6, 7 or 8) when accessing Inverter parame- ters. IND is only interpreted if the Option Board executes an array task. The following example demonstrates how to use the parameter process mes-...
  • Page 45 3G3AX-MX2-PRT-E Option Board provides Parameter Access in accordance with the PROFIdrive V4 profile definition. Access is only supported on DP-V1 Class 2 slot 0, index 47. You will therefore have to ensure that all MSAC2_Initialize, MSAC2_Write, MSAC2_Read and MSAC2_Abort mes- sages make use of slot 0, index 47.
  • Page 46 The Option Board only supports one DP-V1 Class 2 (MSAC2) channel. It is therefore advisable to close the channel when you are done. Not doing so will block other users of the parameter channel. Consult the documentation of your PROFIBUS master on how to achieve this.
  • Page 47 Option Board parameter: Note It is outside the scope of this manual to explain the DP and DP-V1 headers and trailers. They are however shown in the illustrations to make the context of the message data visible.
  • Page 48 Step 4 Instruct the Option Board to change parameter elements 915.3 - 915.4 (Mod- bus address mapped into PZD3 - PZD4) to 1F01h (Coil data 0) and 1622h (P034 - Torque command level input): Table 55 DP-V1 Class 2 Write-Array Change Instruction PNU915.3-915.4...
  • Page 49 1 parameter processed Parameter change success Inverter attached to Option Board Step 6 Instruct the Option Board to change parameter 972 first to 2, then to 1 (reset the Option Board): Table 59 DP-V1 Class 2 Write-Multi-parameter Change Instruction PNU972 Word offset...
  • Page 50 Parameter read instruction Addressing a value 1 parameter address to follow Inverter attached to Option Board When the Option Board responds with the result, process the response Table 61 DP-V1 Class 2 Read-Result of P180 Read Instruction Word offset Description...
  • Page 51 Parameter Address Value data R RT D N PA C PNU DATA Message [hex] 09 02 01 01 10 01 1771 0000 43 01 0000 012C data [dec] 9 2 1 1 16 1 6001 67 1 Request reference Value = 3.00s Parameter change instruction Element 001.0...
  • Page 52 (Bad parameter number) is returned. Note that the values of A001 and P033 are returned irrespective of other read errors. Note If a read on one of the elements in an array fails, an error is returned on the parameter. Successfully read elements can therefore not be returned.
  • Page 53 Section 4-5 When the Option Board is unable to execute one of the write parameter instructions, it adds an error value and the failed element index to the result data. Changing Option Board parameter elements 915.9 - 915.12 for exam-...

  • Page 54: Flexible Mode

    • When choosing the module while configuring the network (Step 6 of sec- tion 3-2 Configuring the Network), select the Flexible module. Step 2 Set parameters P160 to 1F01h to map coil data 0 as the 1st word into the out- put process area. Step 3...
  • Page 55 A revision AAAA MX2-A@ Inverter allows the motor to run immediately if a trip condition is reset, and at the same time, Opr (Coil data 0) is set. For safe operation clear Opr (Coil data 0) when you detect that InvStat A changes to 8.

  • Page 56: Limitations Caused By Inverter Mode And Rating Selection

    Opr bit in your PLC program when the AL bit in Coil Data 1 (Tripping) is set by the inverter. If the Opr bit is set when the trip condition is cleared, the Inverter will immediately start running!

  • Page 57: Troubleshooting And Maintenance

    Do not clear the trip before you are finished troubleshooting an error. When you clear the trip, the error code is cleared from the four-digit display. The trip history can however be read back using d080 through d086. This will allow you to diagnose the error even if you accidentally cleared the trip cause.
  • Page 58 5-1-2 Configuration Errors If the Option Board is correctly configured, the RUN indicator will be ON and the ERR indicator OFF. The table below shows the indicator and display pat- terns caused by configuration errors. Table 78 Configuration Errors Display &...
  • Page 59 5-1-3 PROFIBUS Errors If the PROFIBUS master is correctly configured and there are no wiring errors, the COMM indicator will be ON and the BF indicator OFF. The table below shows the indicator patterns caused by configuration PROFIBUS errors. Table 79 PROFIBUS Errors Display &...
  • Page 60 Accessing Inverter parameters will therefore delay cyclic data exchange causing unexpected latencies. If you are not busy configuring the Option Board or drive parameters, disable commissioning mode by writing a 0 (zero) to PNU890. !Caution...

  • Page 61: Troubleshooting Using Profibus Diagnostics

    A properly implemented PROFIBUS master configuration program should be able to automatically interpret the diagnostic messages generated by the Option Board using the GSD file. If for some reason you have to manually interpret the diagnostic messages, refer to Appendix H.
  • Page 62 Board. Station not existent The PROFIBUS wiring is not correct. Check (and correct) the following items: • Are the correct pins wired on the PROFI- BUS connector? • Are there any short circuits or line interrup- tions? • Are you using the correct cable type? •...
  • Page 63 • Is a Modbus register specified twice in the output parameter registers P160 - P169? • If one of the parameters P160 - P169 is specifying a double-word Modbus register: Are both the high- and low-wordss speci- fied in sequence by two consecutive parameters? •...

  • Page 64: Common Mistakes

    !HIGH VOLTAGE Always Switch OFF the mains power supply to the Inverter before removing the Option Board. Wait for the time specified on the Inverter front cover for the capacitors to discharge. Not doing so may result in electrical shock.
  • Page 65 Maintenance and Inspection Section 5-4 Step 4 Unscrew and remove the faulty Option Board grounding cable. Keep the screw and washers, but set the faulty Option Board aside. 3-phase 200 V 5.5 - 15 kW 1-phase 200 V 0.1 - 2.2 kW 3-phase 200 V 0.1 - 3.7 kW...

  • Page 66: Warranty

    Warranty OMRON's exclusive warranty is that the products are free from defects in materials and workmanship for a period of one year (or other period if speci- fied) from date of sale by OMRON. OMRON MAKES NO WARRANTY OR REPRESENTATION, EXPRESS OR IMPLIED, REGARDING NONINFRINGEMENT, MERCHANTABILITY, OR FITNESS FOR PARTICULAR PURPOSE OF THE PRODUCTS.
  • Page 67 Warranty Section 5-5 DETERMINED THAT THE PRODUCTS WILL SUITABLY MEET THE REQUIREMENTS OF THEIR INTENDED USE. OMRON DISCLAIMS ALL OTHER WARRANTIES, EXPRESS OR IMPLIED.
  • Page 68 Warranty Section 5-5...

  • Page 69: Appendix A Glossary

    Process Area The Process Area is a memory area in the controller that allows you to control and monitor the Unit. The Fieldbus is used to continually refresh the Process Area to and from decentralized peripherals. A Unit's status- and response to...
  • Page 70 Trip Event An undesired event that causes the Inverter to stop operation is called a "trip" event (as in tripping a circuit breaker). The Inverter keeps a history log of trip events. They also require an action to clear. Unit Within the context of this document, Unit refers to the 3G3AX-MX2-PRT-E Option Board.

  • Page 71: Parameter Process Data Object Modules

    It is not allowed to map the same register more than once in the output area. Refer to section B-4-2 of the MX2-A@ Inverter user’s manual for a list of the Inverter registers that provide write access.

  • Page 72: I/O Mapping

    P169 = 0 or always 0 if P179 = 0 Note 1 If no Word Offset is specified for a Register, the Register does not exist in the Input and Output Areas for the Module Type Note 2 The Modbus addresses for the MX2-A@ Inverter are listed in section B-4-2 of the MX2 user's manual.

  • Page 73: Control And Status Words - Stw/Zsw

    Run Direction. The Run Direction is determined by HSW's sign and the Frequency Reference by HSW's absolute size. Normally HSW has a scal- ing of 0.01 Hz. If the Inverter is operated in HF mode, the scaling is 0.1 Hz. Note...

  • Page 74: Parameter Processing Message Area - Pkw

    >999: Unsupported Option Board parameter [Appendix F] Index in Option Board parameter array (Only evaluated if Task ID is 6, 7 or 8): Inverter parameter group (Only evaluated if Task ID is 6, 7 or 8): group 1: Parm group 'A'...

  • Page 75: Conventional Modules

    Output Frequency Torque Reference [1 %] Output Torque [1 %] Refer to section C-4 Operation Command and Inverter Status Registers on page 62 for the Op- eration Command and Inverter Status register definitions Note The Torque Reference only becomes effective if: P033 = 6, A044 = 3 and ATR...

  • Page 76: Extended Data 2 I/O Mapping

    Data Data Control Status Refer to section C-4 Operation Command and Inverter Status Registers on page 62 for the Op- eration Command and Inverter Status register definitions Operation Command and Inverter Status Registers Table C-4 Conventional control status regs Operation Command...

  • Page 77: Extended Data 1 Digital Output Register

    0➞1: Clear error log 2nd Motor Selected 1: 2nd motor selected (SETM) 0: 1st motor selected Free-run Stop (FRS) 1: Coast to a halt (Reserved) Always 0 0: Normal operation Extended Data 1 Digital Output Register Table C-5 Ext1 digital output reg...

  • Page 78: Modbus Message Area

    Handshake bit (Output Area): Toggle 0➞1 or 1➞0 to trigger execution of instruction Handshake bit (Input Area): Toggles 0➞1 or 1➞0 every time an instruction has been triggered Clear status 0: Normal operation 1: Clear HS, STATUS and COUNTER to 0...

  • Page 79: Flexible Module

    Also note that the run-mode edit requirement can be disabled with b031. When using Flexible Format, the Inverter is controlled via Modbus registers. I.e. set A001/A002 = 3 and A201/A202 = 3 to make use of the Modbus control registers for typical Flexible Module use.

  • Page 80: Flexible I/O Mapping

    MX2-A@ Inverter. The Modbus coil definitions for the MX2-A@ Inverter are listed in section B-4-1 of the MX2 user's manual. • P161 = 0001h and P162 = 0002h: This gives you control over the fre- quency reference using output words 2 and 3.

  • Page 81: Profidrive Dp-V1 Parameter Channel

    PROFIdrive DP-V1 parameter channel is only available via a DP-V1 Class 2 (MSAC2) Messaging connection. Please consult the documentation of your PROFIBUS Master with regard to support for- and usage of a DP-V1 Class 2 Messaging connection. (Version 3.0 and newer of the OMRON CJ1W-PRM21 and CS1W-PRM21 supports this.

  • Page 82: Read Parameter Request

    1..65535: Specified array index Parameter request frame size in words Note 1 The request header is preceded by the DP and MSAC2 headers. Describing these however is outside the scope of this manual. Note 2 Please refer to APPENDIX F Option Board Parameters on page 73...

  • Page 83: Read Parameter Response

    43h: Double-words to follow The number of values of type FMT to follow DATA Value(s) or error response data (Refer to Appendix E-5 Parameter Value Formats (page 72)) Length of DATA in words Parameter response frame size in words Note 1 The request header is preceded by the DP and MSAC2 headers.

  • Page 84: Change Parameter Request

    42h: Words to follow The number of values of type FMT to follow DATA Value data for parameter x (Refer to Appendix E-5 Parameter Value Formats (page 72)) Length of DATA in words Parameter change frame size in words Note 1 The request header is preceded by the DP and MSAC2 headers.

  • Page 85: Change Parameter Response

    43h: Double-words to follow The number of values of type FMT to follow DATA Value or error data for parameter x (Refer to Appendix E-5 Parameter Value Formats (page 72)) Length of DATA in words Parameter response frame size in words Note 1 The request header is preceded by the DP and MSAC2 headers.

  • Page 86: Parameter Value Formats

    All indexes before the errone- ous index was written successfully, but all indexes following the erroneous index were skipped. The erroneous index will be 0 if the parameter is not an array.

  • Page 87: Option Board Parameters

    The number of seconds for commissioning mode to time remain active PPO Write format 1: PPO1, 2: PPO2, 3: PPO3, 4: PPO4, 5: PPO5 PPO Read format 1: PPO1, 2: PPO2, 3: PPO3, 4: PPO4, 5: PPO5 PROFIBUS node address...
  • Page 88 Failure 5 d085 34 .. 40 (Reserved) Failure 6 (Oldest) d086 42 .. 48 (Reserved) Store in non-volatile memory 1: Store all parameter data in non-volatile memory 972 R/W Reset option board 2: Prepare for reset 21: Reset Option Board...

  • Page 89: Profidrive Error Numbers

    Faulty array index IND is out of range for PNU 0004h Parameter is not an array AK / IND PNU was accessed as if it an array, but it is not an array 0005h Incorrect data type AK / FMT...
  • Page 90 APPENDIX G...

  • Page 91: Slave_Diag Message (Sap60)

    APPENDIX H Slave_Diag Message (SAP60) Table H-1 Slave_Diag Message (SAP60) Byte Offset Station not Station not Configuratio Extended Function not Invalid slave Parameter Master lock existent ready n fault Diagnostics suported response fault Slave (Reserved) Sync mode Freeze Watchdog (always 1)
  • Page 92 APPENDIX H...

  • Page 93: Table Index

    Output Process Area Configured for Torque Control ....... . 24...
  • Page 94 DP-V1 Class 2 Read-Result of P180 Read Instruction ....... 36...

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