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.
No patent liability is assumed with respect to the use of the information contained herein. Moreover, because OMRON is constantly striving to improve its high-quality products, the information contained in this manual is subject to change without
notice. Every precaution has been taken in the preparation of this manual. Nevertheless, OMRON assumes no responsibility
for errors or omissions. Neither is any liability assumed for damages resulting from the use of the information contained in
this publication.
OMRON products are manufactured for use according to proper procedures
by a qualified operator and only for the purposes described in this manual.
The following conventions are used to indicate and classify precautions in this
manual. Always heed the information provided with them. Failure to heed precautions can result in injury to people or damage to property.
OMRON Product References
All OMRON products are capitalized in this manual. The word "Unit" is also
capitalized when it refers to an OMRON product, regardless of whether or not
it appears in the proper name of the product.
Trademarks and Copyrights
DeviceNet is trademark of Open DeviceNet Vendor Association, Inc.
Other product names and company names in this manual are trademarks or
registered trademarks of their respective companies.
The copyright of the 3G3AX-MX2-DRT-E Option Board belongs to OMRON
Corporation.
Intended Audience
This manual is intended for the following personnel, who must also have
knowledge of electrical systems (an electrical engineer or the equivalent).
• Personnel in charge of installing FA systems.
• Personnel in charge of designing FA systems.
• Personnel in charge of managing FA systems and facilities.
• Personnel in charge of maintaining FA systems.
About this Manual
This manual describes the 3G3AX-MX2-DRT-E DeviceNet Option Board for
OMRON's MX2-A@ Inverter. It also describes how to install and operate the
Unit.
Please read this manual carefully so that you understand the information provided before installing or using the 3G3AX-MX2-DRT-E Option Board. Start
with the precautions in the following section. They describe the operating
environment and application safety measures which must be observed prior
to and when using the 3G3AX-MX2-DRT-E Option Board.
Please be sure to read the related user manuals to use the 3G3AX-MX2-DRTE Option Board safely and properly. Be sure you are using the most current
version of the manual:
ManualContentsCat No.
MX2 User's ManualDescribes the installation and operation of the MX2-A@
DeviceNet Operation
Manual
DeviceNet CS/CJ Series
Units Operation Manual
Inverter
Describes the configuration and construction of a
DeviceNet network, including installation procedures
and specifications for cables, connectors, and other
connection devices, as well as information on functions,
operating procedures, and applications.
Describes the models, specifications, functions, operating procedures, and applications of CS-series and
CJ-series DeviceNet Master Units.
I570
W267
W380
Warranty and Limitations of Liability
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 specified) 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. ANY BUYER OR USER
ACKNOWLEDGES THAT THE BUYER OR USER ALONE HAS DETERMINED
THAT THE PRODUCTS WILL SUITABLY MEET THE REQUIREMENTS OF THEIR
INTENDED USE. OMRON DISCLAIMS ALL OTHER WARRANTIES, EXPRESS
OR IMPLIED.
LIMITATIONS OF LIABILITY
OMRON SHALL NOT BE RESPONSIBLE FOR SPECIAL, INDIRECT, OR CONSEQUENTIAL DAMAGES, LOSS OF PROFITS OR COMMERCIAL LOSS IN ANY
WAY CONNECTED WITH THE PRODUCTS, WHETHER SUCH CLAIM IS BASED
ON CONTRACT, WARRANTY, NEGLIGENCE, OR STRICT LIABILITY.
In no event shall the responsibility of OMRON for any act exceed the individual price
of the product on which liability is asserted.
IN NO EVENT SHALL OMRON BE RESPONSIBLE FOR WARRANTY, REPAIR,
OR OTHER CLAIMS REGARDING THE PRODUCTS UNLESS OMRON'S ANALYSIS CONFIRMS THAT THE PRODUCTS WERE PROPERLY HANDLED, STORED,
INSTALLED, AND MAINTAINED AND NOT SUBJECT TO CONTAMINATION,
ABUSE, MISUSE, OR INAPPROPRIATE MODIFICATION OR REPAIR.
Application Considerations
OMRON shall not be responsible for conformity with any standards, codes, or regulations that apply to the combination of products in the customer's application or
use of the products.
At the customer's request, OMRON will provide applicable third party certification
documents identifying ratings and limitations of use that apply to the products. This
information by itself is not sufficient for a complete determination of the suitability of
the products in combination with the end product, machine, system, or other application or use.
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 products:
o Outdoor use, uses involving potential chemical contamination or electrical interference, or conditions or uses not described in this manual.
o Nuclear energy control systems, combustion systems, railroad systems, aviation
systems, medical equipment, amusement machines, vehicles, safety equipment,
and installations subject to separate industry or government regulations.
o Systems, machines, and equipment that could present a risk to life or property.
Please know and observe all prohibitions of use applicable to the products.
NEVER USE THE PRODUCTS FOR AN APPLICATION INVOLVING SERIOUS
RISK TO LIFE OR PROPERTY WITHOUT ENSURING THAT THE SYSTEM AS A
WHOLE HAS BEEN DESIGNED TO ADDRESS THE RISKS, AND THAT THE
OMRON PRODUCTS ARE PROPERLY RATED AND INSTALLED FOR THE
INTENDED USE WITHIN THE OVERALL EQUIPMENT OR SYSTEM.
SUITABILITY FOR USE
iv
Disclaimers
PROGRAMMABLE PRODUCTS
OMRON shall not be responsible for the user's programming of a programmable
product, or any consequence thereof.
CHANGE IN SPECIFICATIONS
Product specifications and accessories may be changed at any time based on
improvements and other reasons. It is our practice to change model numbers when
published ratings or features are changed, or when significant construction changes
are made. However, some specifications of the products may be changed without
any notice. When in doubt, special model numbers may be assigned to fix or establish key specifications for your application on your request. Please consult with your
OMRON representative at any time to confirm actual specifications of purchased
products.
DIMENSIONS AND WEIGHTS
Dimensions and weights are nominal and are not to be used for manufacturing purposes, even when tolerances are shown.
PERFORMANCE DATA
Performance data given in this manual is provided as a guide for the user in determining 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. Actual performance is subject to the OMRON Warranty and Limitations of Liability.
ERRORS AND OMISSIONS
The information in this manual has been carefully checked and is believed to be
accurate; however, no responsibility is assumed for clerical, typographical, or proofreading errors, or omissions.
For the best results with the MX2-A@ Inverter, carefully read this manual and
all of the warning labels attached to the Inverter before installing and operating it, and follow the instructions exactly. Keep this manual handy for quick reference.
Definitions and Symbols
A safety instruction (message) includes a "Safety Alert Symbol" and a signal
word or phrase such as WARNING or CAUTION. Each signal word has the
following meaning:
!HIGH VOLTAGE Indicates a potentially hazardous situation which, if not avoided, could result
in electric shock. It calls your attention to items or operations that could be
dangerous to you and other persons operating this equipment.
Read the message and follow the instructions carefully.
!WARNINGIndicates a potentially hazardous situation which, if not avoided, could result
in death or serious injury. Additionally, there may be severe property damage.
!CautionIndicates a potentially hazardous situation, which, if not avoided, may result in
minor or moderate injury, or property damage.
Step 1Indicates a step in a series of action steps required to accomplish a goal. The
number of the step will be contained in the step symbol.
NoteNotes indicate an area or subject of special merit, emphasizing either the
product's capability or common errors in operation or maintenance.
TipTips give a special instruction that can save time or provide other benefits
while installing or using the product. The tip calls attention to an idea that may
not be obvious if you are a first-time user of the product.
1Hazardous High Voltage
!HIGH VOLTAGE Motor control equipment and electronic controllers are connected to hazard-
ous line voltages. When servicing drives and electronic controllers, there may
be exposed components with housing or protrusions at or above line potential.
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 emergency occurs. Disconnect power before checking controllers or performing
maintenance. Be sure equipment is properly grounded. Wear safety glasses
whenever working on electronic controllers or rotating machinery.
ix
General Precautions - Read These First!
2General Precautions - Read These First!
!WARNINGFailure to read and understand the information provided in this manual may
result in personal injury or death, damage to the product, or product failure.
Please read each section in its entirety and be sure you understand the information provided in the section and related sections before attempting any of
the procedures or operations given.
!WARNINGThis equipment should be installed, adjusted, and serviced by qualified elec-
trical maintenance personnel familiar with the construction and operation of
the equipment and the hazards involved. Failure to observe this precaution
could result in bodily injury.
!WARNINGWiring, maintenance or inspection must be performed by authorized person-
nel. Not doing so may result in electrical shock or fire.
!WARNINGHazard of electrical shock! Disconnect incoming power before working on the
OMRON 3G3AX-MX2-DRT-E DeviceNet Option Board or the MX2-A@
Inverter.
!HIGH VOLTAGE Turn the power supply OFF and wait for the time specified on the Option
Board front cover before performing wiring, maintenance or inspection. Not
doing so may result in electrical shock.
The OMRON 3G3AX-MX2-DRT-E DeviceNet Option Board is attached to an
MX2-A@ Inverter. Dangerous voltage exists until the MX2-A@ Inverter power
light is OFF.
!HIGH VOLTAGE Do not touch the conductive parts such as the internal PCB, terminals or con-
nector while power is being supplied. Doing so may result in electrical shock.
!WARNINGDo 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.
!WARNINGDo not attempt to disassemble, repair, or modify an Option Board. Any
attempt to do so may result in malfunction, fire, or electric shock.
!WARNINGProvide emergency stop circuits, interlock circuits, limit circuits and similar
safety measures in external circuits (NOT in the Option Board). This ensures
safety in the system if an abnormality occurs due to malfunction of the Option
Board or another external factor affecting the Option Board operation. Not
doing so may result in serious accidents.
!WARNINGFail-safe measures must be taken by the customer to ensure safety in the
event of incorrect, missing, or abnormal signals caused by broken signal lines,
momentary power interruptions, or other causes. Not doing so may result in
serious accidents.
!CautionDo not touch the Inverter during power on, and immediately after power off.
Hot surface may cause injury.
x
Installation Precautions
!CautionThe product will be used to control an adjustable speed drive connected to
high voltage sources and rotating machinery that is inherently dangerous if
not operated safely. Interlock all energy sources, hazardous locations, and
guards in order to restrict the exposure of personnel to hazards. The adjustable speed drive may start the motor without warning. Signs on the equipment
installation must be posted to this effect. A familiarity with auto-restart settings
is a requirement when controlling adjustable speed drives. Failure of external
or ancillary components may cause intermittent system operation, i.e., the
system may start the motor without warning or may not stop on command.
Improperly designed or improperly installed system interlocks and permissives may render a motor unable to start or stop on command.
3Installation Precautions
!WARNINGAlways connect the grounding cable to one of the ground terminals of the
MX2-A@ Inverter. Failure to abide could lead to serious or possibly fatal injury.
!CautionFailure 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-circuits in external wiring. Not observing this may result in burning.
• Be sure that all cable connector screws are tightened to the torque specified in the relevant manuals. Incorrect tightening torque may result in malfunction.
• Do not allow metal clippings to enter either Option Board or Inverter when
wiring or installing the unit.
• Follow the network configuration and wiring instructions provided in the
DeviceNet Operation Manual (Cat. No. W267):
• Wire the DeviceNet cables and connectors correctly. Incorrect wiring
may result in burning.
• Always connect a Terminating Resistor at the prescribed locations of
the DeviceNet network to ensure the quality of the transmission path.
Do not apply termination anywhere else.
• Be sure that the Option Board is mounted correctly. Improper mounting
may result in malfunction.
• Disconnect the grounding cable when performing withstand-voltage tests.
Not disconnecting the grounding cable may result in burning.
4Configuration Precautions
!CautionFailure to observe these precautions could lead to unexpected operation of
the Option Board or the Inverter. Always read these precautions.
• Check the network related Inverter settings regarding DeviceNet node
address and DeviceNet remote I/O allocation. Not doing so may result in
unexpected operation.
• When replacing an Inverter be sure that all Inverter settings of the Inverter
being replaced are restored to the replacement.
• Restoring parameters stored in the remote operator also restores the
DeviceNet node address. Always check the node address and other network related Inverter settings after restore.
xi
Application Precautions
5Application Precautions
!WARNINGBefore using the product under conditions which are not described in the
manual or applying the product to nuclear control systems, railroad systems,
aviation systems, vehicles, combustion systems, medical equipment, amusement machines, safety equipment, and other systems, machines, and equipment that may have a serious influence on lives and property if used
improperly, consult your OMRON representative.
!WARNINGIt is extremely important that the Unit is used for its specified purpose and
under the specified conditions, especially in applications that can directly or
indirectly affect human life. You must consult your OMRON representative
before using it in a system in the above-mentioned applications.
!WARNINGFailure to observe these precautions could lead to serious or possibly fatal
injury. Always read these precautions.
• Check any user program in the system that acts as a DeviceNet Master
before actually running it. Not checking the program may result in unexpected operation.
• For safe operation clear the run command via DeviceNet as soon as a trip
condition is detected.
• In the event the Inverter is in a Trip state, be sure to investigate the cause
of this Trip state thoroughly before clearing the Trip. Not checking the
cause may result in unexpected operation.
!CautionFailure to observe these precautions could lead to faulty operation of the
Option Board or the Inverter, or could damage to either of the two. Always
read these precautions.
• Check the Inverter settings for proper Inverter behaviour before actually
operating the Inverter remotely via the DeviceNet network.
• Check the Inverter's EzSQ program and its interaction with the DeviceNet
Master before actually running it on the Inverter. Not checking the program may result in unexpected operation.
• Confirm that no adverse effect will occur at the moment the DeviceNet
Master stops communicating with the Inverter or at the moment the
DeviceNet Master has not yet started communicating to the Inverter.
• Confirm that no adverse effect will occur in the Inverter before force-setting/force-resetting any bit in the system that acts as a DeviceNet Master.
xii
Operating Environment Precautions
6Operating Environment Precautions
!CautionDo not operate the MX2-A@ Inverter with a mounted 3G3AX-MX2-DRT-E
Option Board in the following locations (doing so may result in malfunction,
electric shock or burning):
• Locations subject to direct sunlight
• Locations subject to temperatures or humidity outside the range specified
in the specifications
• Locations subject to condensation as the result of severe changes in temperature
• Locations subject to corrosive or flammable gases
• Locations subject to dust (especially iron dust) or salts
• Locations subject to exposure to water, oil, or chemicals
• Locations subject to shock or vibration
!CautionTake appropriate and sufficient countermeasures when installing systems in
the following locations (doing so may result in malfunction):
• Locations subject to static electricity or other forms of noise
• Locations subject to strong electromagnetic fields
• Locations subject to possible exposure to radioactivity
• Locations close to power supplies
!CautionThe operating environment of the MX2-A@ Inverter with a mounted
3G3AX-MX2-DRT-E Option Board can have a large effect on the longevity and
reliability of the system. Improper operating environments can lead to malfunction, failure, and other unforeseeable problems with the system. Make
sure that the operating environment is within the specified conditions at installation and remains within the specified conditions during the life of the system.
7Handling, Storage and Disposal
!CautionFailure 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.
• When transporting or storing the 3G3AX-MX2-DRT-E Option Board, keep
the product within the specified storage temperature range.
!CautionNever dispose electrical components by incineration. Contact your state envi-
ronmental agency for details on disposal of electrical components and packaging in your area.
8Compliance with EC Directives
This product complies with EC Directives when mounted to an MX2-A@
Inverter with the grounding cable connected.
xiii
Compliance with EC Directives
xiv
SECTION 1
Getting Started
1-1Introduction
1-1-1Main Features
The 3G3AX-MX2-DRT-E allows controlling, monitoring and parameterization
of an MX2-A@ Inverter via a DeviceNet network. The 3G3AX-MX2-DRT-E
serves as a gateway that passes communicated register values from the
DeviceNet network to the MX2-A@ Inverter and vice versa. The
3G3AX-MX2-DRT-E adheres to the DeviceNet / CIP AC Drive profile.
The following functions are available via DeviceNet communication by installing the 3G3AX-MX2-DRT-E:
Cyclic Data ExchangeThe DeviceNet Master and 3G3AX-MX2-DRT-E can exchange data via a
DeviceNet Remote I/O connection:
• Output data (from DeviceNet Master to 3G3AX-MX2-DRT-E):
E.g. Run/stop, Reference frequency and Fault reset.
• Input data (from 3G3AX-MX2-DRT-E to DeviceNet Master):
E.g. Inverter status, Output frequency and Output current, etc.
Inverter Parameter AccessThe DeviceNet Master can read and write parameter data via the
3G3AX-MX2-DRT-E using the explicit message communication.
The inverter parameters are accessible in multiple ways:
• Access based on Function code
• Access based on the Modbus register address
Several AC Drive profile attributes can also be accessed using the explicit
message mechanism.
Simplified Start-upThe 3G3AX-MX2-DRT-E can be set up easily, just by wiring the Unit, setting
the DeviceNet node address (P192) and the default connection path (P046)
and restarting the unit. The Unit’s configuration is read automatically when the
power is turned ON or after a reset. It is not necessary to make any settings
with a special Programming Device.
Simplified ReplacementAll parameters required by the 3G3AX-MX2-DRT-E are stored in the MX2-A@
Inverter. The 3G3AX-MX2-DRT-E can be replaced, requiring no re-configuration.
Automatic Baud Rate
Recognition
NoteIf the DeviceNet Master Unit’s baud rate changes, reset the Master Unit and
The 3G3AX-MX2-DRT-E automatically detects the Master’s communication
baud rate, and no user configuration is required.
be sure to turn OFF and ON or reset the 3G3AX-MX2-DRT-E and other connected Slave Units to detect the new baud rate.
1
IntroductionSection 1-1
@@@@
1-1-2Inverter Support
The 3G3AX-MX2-DRT-E Option Board supports the MX2-A@ Inverter with
minimum revision of AAAA. An MX2-A@ Inverter that supports the
3G3AX-MX2-DRT-E Option Board can be recognised from the Inverter type
label. Please check that your Inverter type label displays revision characters in
the bottom right corner where the is displayed in this illustration.
Please note if these characters are absent, your Inverter does not support the
3G3AX-MX2-DRT-E, so please contact your local OMRON representative.
1-1-3Inverter 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-DRT-E
Option Board has been designed not to interfere with this safety function.
NoteThe 3G3AX-MX2-DRT-E is not a safety device and does not implement any
safety protocols.
2
Option Board SpecificationsSection 1-2
1-2Option Board Specifications
Table 1 Option Board Specification
ItemSpecification
InstallationUnit typeMX2 Series Option Board
Model3G3AX-MX2-DRT-E
Dimensions (W x H x D)68 x 58 x 45 mm
Weight170g (typical)
EnvironmentAmbient operating temperature-10 to 55°C (no icing or condensation)
Ambient operating humidity20 to 90%RH
Ambient storage temperature-20 to 65°C (no icing or condensation)
EDS fileDepending on the MX2-A@ inverter model (see below)
EN61800-3: 2004 (2004/108/EC) Second environment, Category
C3
EN61800-5-1: 2007 (2006/95/EC) SELV
Poll
Bit-Strobe
COS
Cyclic
Explicit Messages
Conform to DeviceNet specifications
Unit
Extended Speed IO (21, 71)
Extended Speed and Torque Control (123, 173)
Special IO (100, 150)
Extended Control IO (101, 151)
Extended Control IO and Multi function IO monitor (101, 153)
Flexible Format (139, 159)
Extended Speed and Acceleration Control (110, 111)
In case the DeviceNet master is configured using user allocation,
only the input / output pairs can be configured.
Note 1The derated- or ambient operating temperature of the MX2 Inverter takes pre-
Note 2In case the 3G3AX-MX2-DRT-E is connected to the MX2-A@ Inverter, it is not
cedence over that of the Option Board.
supported to connect any external devices to the RS485 (Modbus) interface
and the RJ45 port (Optional operator port) of the inverter.
3
Introduction to DeviceNetSection 1-3
The required EDS file for the option board depends on the model of the
MX2-A@ inverter.
Table 2 Device List
MX2-A@ Model nameName of EDS fileProduct
MX2-AB001-E3G3AX-MX2-DRT-AB001_A2001-E.eds1880
MX2-A2001-E
MX2-AB002-E3G3AX-MX2-DRT-AB002_A2002-E.eds1881
MX2-A2002-E
MX2-AB004-E3G3AX-MX2-DRT-AB004_A2004-E.eds1882
MX2-A2004-E
MX2-AB007-E3G3AX-MX2-DRT-AB007_A2007-E.eds1884
MX2-A2007-E
MX2-AB015-E3G3AX-MX2-DRT-AB015_A2015-E.eds1886
MX2-A2015-E
MX2-AB022-E3G3AX-MX2-DRT-AB022_A2022-E.eds1887
MX2-A2022-E
MX2-A2037-E3G3AX-MX2-DRT-A2037-E.eds1889
MX2-A2055-E3G3AX-MX2-DRT-A2055-E.eds1891
MX2-A2075-E3G3AX-MX2-DRT-A2075-E.eds1892
MX2-A2110-E3G3AX-MX2-DRT-A2110-E.eds1893
MX2-A2150-E3G3AX-MX2-DRT-A2150-E.eds1894
MX2-A4004-E3G3AX-MX2-DRT-A4004-E.eds1902
MX2-A4007-E3G3AX-MX2-DRT-A4007-E.eds1904
MX2-A4015-E3G3AX-MX2-DRT-A4015-E.eds1906
MX2-A4022-E3G3AX-MX2-DRT-A4022-E.eds1907
MX2-A4030-E3G3AX-MX2-DRT-A4030-E.eds1908
MX2-A4040-E3G3AX-MX2-DRT-A4040-E.eds1910
MX2-A4055-E3G3AX-MX2-DRT-A4055-E.eds1911
MX2-A4075-E3G3AX-MX2-DRT-A4075-E.eds1912
MX2-A4110-E3G3AX-MX2-DRT-A4110-E.eds1913
MX2-A4150-E3G3AX-MX2-DRT-A4150-E.eds1914
Code
1-3Introduction to DeviceNet
1-3-1Overview of DeviceNet
DeviceNet is a multi-bit, multi-vendor network that combines control and monitoring on a machine/line-control level and that conforms to DeviceNet open
field network specifications. DeviceNet is a member of a family of networks
that implements the Common Industrial Protocol (CIP) at its upper layers.
Two types of communications are supported to provide a single point of connection for both control and configuration:
1. Time-critical control remote I/O communications that automatically transfer
between the Master Unit/CPU Unit and the remote Slave Units, and
2. Explicit message communications that read/write messages, control operation, or perform other functions to the Slave Units. Message communications are achieved by executing specific instructions from the program in
the CPU Unit to which the Master Unit is mounted.
4
Introduction to DeviceNetSection 1-3
1-3-2What is the AC Drive profile
Within DeviceNet/CIP standard, multiple device profiles have been defined.
Therefore the devices which adhere to a certain device profile are compatible
and replaceable in a multi-vendor environment.
The AC Drive device profile (profile code 0x02) supplements the DeviceNet/
CIP standard. It defines a unified behaviour and technique to access Inverter
and drive device data. All drives supporting the AC Drive profile respond the
same way to control instructions.
5
Introduction to DeviceNetSection 1-3
6
Option Board Mounting and Installation
Option Board with
Grounding Cable and
DeviceNet connector
Instruction SheetWarning Labels
2-1Orientation to Option Board Features
2-1-1Unpacking and Inspection
Take a few moments to unpack your new 3G3AX-MX2-DRT-E Option Board
and perform these steps:
1. Look for any damage that may have occurred during transportation.
2. Verify the contents of the box:
SECTION 2
3. Inspect the markings on the Option Board. Make sure it matches the product part number you ordered.
7
Orientation to Option Board FeaturesSection 2-1
A
underside
C
E
G
F
D
B
A -Option board connector
B -LED indicators (MS, NS)
C -Warning label
D -Fieldbus connector
E -Grounding cable
F -Housing
G -Mounting screw
2-1-2Main Physical Features
2-1-3LED Indicators
8
The LED indicators (B) allow easy diagnosis. An attached grounding cable (E)
is sized to reach the ground terminals on all MX2-A@ Inverter models. A feature in the housing (F) will retain the mounting screw (G) when the Option
Board is not mounted to the Inverter. The orientation of the Fieldbus connector (D) allows unstrained connection and removal of the DeviceNet connector.
Please pay special attention to the Option Board connector: It must be properly connected with the Inverter when the Option Board is mounted.
The LED indicators on the front indicate the operational mode and status of
the Option Board and the network.
Table 3 LED Indicators
IndicatorColourStatusMeaning
MS
(Module status)
GreenLitNormal operation
RedLitUnrecoverable fault:
Not lit• Power is not supplied to the Option Board
• Option Board is being reset
• Option Board hardware error
• Unsupported Inverter version
Flashing Recoverable fault:
• Network power is OFF
• Node address changed
• Illegal Flexible configuration
• Option Board parameters out of range or
cannot be read
NoteRefer to section 5-1 for Troubleshooting using the LED indicators on page 33.
Not lit• Power not supplied (check Module Status
LED)
• Network power is OFF or DeviceNet connector unplugged
• Checking for node address duplication (intermediate state)
tions established)
Flashing Network is operating normally, but communi-
cations have not been established.
not possible due to Communications error:
• Node address duplication
• Bus–off error
Flashing Option board detects communication lost. One
or more Connections are in time-out state.
2-2Basic System Description
DeviceNet DRM21 Master
PLC
PC
The Option Board connects to the Master via a DeviceNet network cable.
Inverter I/O data is generally shared with the Master's I/O memory through the
DeviceNet network. Every DeviceNet communication cycle, Inverter I/O data
is collected by the Option Board and exchanged with the Master. The PC (personal computer) allows you to configure, monitor, program, diagnose and
operate the system.
DeviceNet network
2-3Step-by-Step Basic Installation
2-3-1Option Board Mounting
MX2-A@ Inverter
+
Option Board
Slave
!HIGH VOLTAGEAlways 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.
9
Step-by-Step Basic InstallationSection 2-3
Step 1Loosen the screw of the option board
cover, remove the cover and put the
cover aside.
Step 2For Inverters up to 4.0 kW only:
loosen the screws of the terminal
block cover and remove the cover to
enable access to the chassis ground
terminal screws.
Step 3Secure the Option Board grounding cable to the MX2-A@ Inverter with a
mounting screw.
1-phase 200 V 0.1 - 2.2 kW
3-phase 200 V 0.1 - 3.7 kW
3-phase 400 V 0.4 - 4.0 kW
3-phase 200 V 5.5 - 15 kW
3-phase 400 V 5.5 - 15 kW
10
Step-by-Step Basic InstallationSection 2-3
Step 4If removed in Step 2, mount the termi-
nal cover again and tighten the
screw(s).
Step 5Push the Option Board into the previ-
ous location of the option board cover
until it clicks into place
Step 6Press down on the indicated corner
of the Option Board housing to
ensure proper connection of the
Option Board connector
Step 7Check that there is
no gap between the
top edges of the
Option Board and
the Inverter casing.
11
Step-by-Step Basic InstallationSection 2-3
Step 8Secure the Option Board in place
with the mounting screw (do not overtighten).
Step 9Select the right warning language from the warning label sheet and replace
the English warning if appropriate.
Note 1Refer to section 2-1-3 in the MX2 User's Manual (Cat. No. I570) for operations
related to assembly and disassembly of the MX2-A@ Inverter:
Note 2Some Inverter models do not include a screw for the grounding cable. Please
supply the recommended screw, lock-washer and washer to attach the
grounding cable.
Table 4 Ground cable screw selection
Inverter modelsGrounding Cable Attachment Screw
3-phase 200 V 5.5 – 7.5 kWM4 x 6
3-phase 400 V 5.5 – 7.5 kW
3-phase 200 V 11 – 15 kWM5 x 6
3-phase 400 V 11 – 15 kW
Note 3Illustrations are only provided for one Inverter size. The instructions however
are generic, and may be followed for all Inverter sizes. Make use of the
MX2-A@ Inverter manual.
!HIGH VOLTAGENever operate the Inverter with the terminal block cover or backing plate
removed.
!WARNINGAlways connect the grounding cable to one of the ground terminals of the
MX2-A@ Inverter. Failure to abide could lead to serious or possibly fatal injury.
!WARNINGProvide emergency stop circuits, interlock circuits, limit circuits and similar
safety measures in external circuits (NOT in the Option Board). This ensures
safety in the system if an abnormality occurs due to malfunction of the Option
Board or another external factor affecting the Option Board operation. Not
doing so may result in serious accidents.
!CautionNever touch the heat sink during or just after operation; it can be very hot.
!CautionBe sure that the Option Board is mounted correctly. Improper mounting may
!CautionBe sure that all cable connector screws are tightened to the torque specified
12
result in malfunction.
in the relevant manuals. Incorrect tightening torque may result in malfunction.
Step-by-Step Basic InstallationSection 2-3
2-3-2Installation Environment Clearance
Please adhere to the requirements of section 2-3-2 in the MX2 User's manual
(Cat. No. I570) on "Installation Environment clearance". In addition to this,
provide sufficient clearance to allow connection and removal of the DeviceNet
connector. No unnecessary strain should be placed on the DeviceNet cable or
connector that could be transferred to the Option Board.
2-3-3DeviceNet network connector
The Option board is supplied with a multi-drop DeviceNet connector with
colour coded lines. Connect the DeviceNet network's communications cable
to the DeviceNet communications connector. No termination is provided
inside the Option Board.
Red (+V, 24 V)
White
(CAN H)
Shield
Blue
(CAN L)
Black (-V)
Table 5 DeviceNet connector signals
ColourSignalDescription
Red+VCommunications power supply (24VDC)
WhiteCAN HCommunications data lines (high)
-ShieldCable shielding
BlueCAN LCommunications data lines (low)
Black-VCommunications power supply (0VDC)
Note 1Make sure that there are 121-Ω terminators connected at both ends of the
trunk line. Connect 121-Ω terminators if the wrong resistance is being used.
Note 2Connect cable shielding to the connectors on both ends of the cable.
Note 3Refer to Section 2-3 of DeviceNet Operation manual (Cat. No. W267) for
details about cables and connectors.
!CautionIn a DeviceNet system, use DeviceNet cables that conform to the DeviceNet
specifications.
13
Step-by-Step Basic InstallationSection 2-3
Table 6 Option Board Dimensions
ItemDimensionItemDimensionItemDimension
h57.9 mmc18.7 mmd231.3 mm
w67.6 mmd52.6 mmd344.8 mm
d1
1
1. Dimension d1 gives the increase in MX2-A@ Inverter dimension D when the Option Board is fit-
ted. Please refer to section 2-3 of the MX2 User's manual (Cat. No. I570).
26.4 mmd428.4 mm
2-3-4Option Board Dimensions
d2
d1
d4
d3
w
h
d
c
14
Configuring Drive Parameters and Option Board
3-1Installation of EDS files
For each of the MX2 Inverter models, a specific EDS file exists for the Option
Board. The EDS files contain specific parameter data (default, ranges)
depending on the model. Perform the following steps to install the EDS files
prior to configure the network.
Step 1Download the EDS files named 3G3AX-MX2-DRT-@-E.eds for the
3G3AX-MX2-DRT-E Option Board via the Omron website (http://
industrial.omron.eu).
Step 2Install / add these EDS files to the DeviceNet Master Unit configuration pro-
gram used to configure your DeviceNet master.
3-2Configuring the Option Board
All Option Board parameters are stored in the MX2-A@ Inverter. This allows
for easy replacement of the Option Board without the need to re-configure.
After connecting the Option Board to an MX2-A@ Inverter for the first time
however, proceed with the following steps:
Step 3Set the DeviceNet node number / MAC ID by configuring inverter parameter
P192. Use either the Inverter keypad or any other method of configuring the
inverter parameters. See note 1.
Table 7 Configuration of Node Number
ParamDescriptionSetting
P192DeviceNet Node
Address
SECTION 3
0 to 63 (default: 63)
Step 4When using the automatic / fixed allocation mechanism of the DeviceNet Mas-
ter Unit (see next section), choose the required Output and Input assembly
pair using inverter parameter P046 Default Connection Path.
Table 8 Default Connection Path
P046
value
0Basic Speed IO2070
1Extended Speed IO (default)2171
2Extended Speed and Torque Control123173
3Special IO100150
4Extended Control IO101151
5Extended Control IO and Multi Function IO Monitor101153
6Flexible Format139159
7Extended Speed and Acceleration Control110111
Step 5It 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. See the MX2 User’s manual (Cat. No. I570) for details on this
parameter.
Table 9 Configuration of Inverter Reset Mode Selection
ParamDescriptionSetting
C102Reset mode selection Set to 3 "Resetting only trip" (recommended setting)
DescriptionAssembly nr (Hex)
OutputInput
15
Configuring the Option BoardSection 3-2
Step 6Inverter registers P044, P045 and P048 configure the DeviceNet network-
related parameters. Adjust these to configure required action in case a fieldbus network IDLE mode behaviour and/or a fieldbus failure occurs.
Table 10 Configuration of DeviceNet Parameters
ParamDescriptionSetting
P044Network Error TimerCommunication watchdog timer while running.
Note additional to DeviceNet inactivity / watchdog
timer.
0 to 9999 in 0.1 s unit. Set to 0 to disable.
P045Action on Network
Error
P048Action on Network
Idle Mode
Step 7Registers A001 and A002 are used by the Inverter to adjust the frequency
source and control source. If the second motor parameter set is used, registers A201 and A202 also have to be set. Adjust these in accordance with the
following table:
Set to 0 for inverter trip (Default)
Set to 1 for deceleration and trip
Set to 2 for no action
Set to 3 for stop due to free-run
Set to 4 for deceleration and stop
Set to 0 for inverter trip (Default)
Set to 1 for deceleration and trip
Set to 2 for no action
Set to 3 for stop due to free-run
Set to 4 for deceleration and stop
Table 11 Configuration of Source Selection Parameters
ParamDescriptionSetting
A001Motor 1
Frequency Source
A002Motor 1 Run
Command Source
For option board as source:
Set to 4 "Option Board input" for all assemblies
except Flexible format (P046 is not 6)
Set to 3 "Modbus network input" in case of Flexible
format (P046 is 6)
Step 8Registers P033, P036, C021, C022 and C026 are used by the Inverter to
adjust some Inverter function sources. If required, adjust these in accordance
with the following table:
Table 12 Configuration of Other Selection Parameter
ParamDescriptionSetting
P033Torque Command
Source
P036Torque Bias ModeFor option board as source:
C021Output Terminal 11
Source
C022Output Terminal 12
Source
C026Alarm Relay SourceSet to 63 for option board as source (optional)
For option board as source:
Set to 6 "Option Board input" for all assemblies
except Flexible format (P046 is not 6)
Set to 3 "Digital Operator input" for Flexible format
(P046 is 6)
Set to 5 "Option Board input" for all assemblies
except Flexible format (P046 is not 6)
Set to 3 "Digital Operator input" for Flexible format
(P046 is 6)
Set to 63 for option board as source
Set to 63 for option board as source
16
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