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Table Of Contents - ICP DAS USA I-7242D User Manual

Devicenet / modbus rtu gateway.
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1
Introduction..........................................................................................................5
1.1
Overview........................................................................................................5
1.2
DeviceNet Applications .................................................................................7
1.3
Hardware Features .........................................................................................8
1.4
DeviceNet Features........................................................................................9
1.5
Modbus RTU Features...................................................................................9
1.6
Utility Features...............................................................................................9
2
Hardware Specification .....................................................................................10
2.1
Hardware Structure ......................................................................................10
2.2
Wire Connection ..........................................................................................11
2.2.1
CAN bus wire connection....................................................................11
2.2.2
Digital input/output wire connection ...................................................14
2.3
Power LED...................................................................................................16
2.4
DeviceNet Indicator LED ............................................................................17
2.4.1
MS LED ...............................................................................................17
2.4.2
NS LED................................................................................................17
2.4.3
IO LED.................................................................................................18
2.5
Five 7-Segment LED Displays ....................................................................19
2.6
Modbus Devices Support.............................................................................22
3
DeviceNet System ...............................................................................................23
3.1
DeviceNet network Introduction..................................................................23
3.2
Predefined Master/Slave Connection Messages ..........................................27
3.2.1
Explicit Response/Request Messages ..................................................27
3.2.2
I/O Poll Command/Response Messages ..............................................28
3.2.3
I/O Bit-Strobe Command/Response Messages....................................29
3.2.4
I/O Change of State/Cyclic Messages..................................................30
3.3
EDS file........................................................................................................31
4
DeviceNet Profile Area ......................................................................................32
4.1
Introduction to the DeviceNet Objects of I-7242D......................................32
4.2
DeviceNet Statement of Compliance...........................................................33
4.3
List of the I-7242D's DeviceNet Object......................................................34
4.4
Identity Object (Class : 0x01 ) .....................................................................35
4.5
Message Router Object ( Class : 0x02 ).......................................................36
4.6
DeviceNet Object ( Class : 0x03 ) ...............................................................37
I-7242D DeviceNet/Modbus RTU Gateway User's Manual, July 2006, Version 1.1

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