Translation Layer Connections; Connection Methods Table - Comtrol DeviceMaster EtherNet/IP-Modbus EIP-MOD User Manual

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1.4. Translation Layer Connections

The following connections are possible through the translation layer.

1.4.1. Connection Methods Table

This table lists the possible connections and the methods available for a wide variety of EtherNet/IP and
Modbus interfaces.
EtherNet/IP PLC(s) via
Class1 Connection
EtherNet/IP PLC(s) via Tag/
File
EtherNet/IP PLC(s) via
Modbus Object
Modbus/TCP Master(s)
Modbus RTU/ASCII Serial
Master(s)
Modbus RTU/ASCII Over
Ethernet TCP Master(s)
Modbus RTU/ASCII Serial
Slave(s)
Modbus/TCP Slave(s)
Remote Modbus RTU/ASCII
Serial Slave(s)
Where the method is:
1 = via direct message to Modbus slave device
2 = via Shared Memory
3 = via Shared Memory and use of Data Mapping
4 = via use of only Data Mapping
DeviceMaster EIP-MOD User Guide: 2000664 Rev. A
2
3
2
2
3
3
3
3
2
3
2
2
2
3
2
2
2
3
2
2
2
3
2
2
3
3,4
1,3
1,3
3
3,4
1,3
1,3
3
3,4
1,3
1,3
Translation Layer Connections
Write (To)
2
2
3
3
3
3,4
2
2
1,3
2
2
1,3
2
2
1,3
2
2
1,3
1,3
1,3
3,4
1,3
1,3
3,4
1,3
1,3
3,4
Chapter 1. Introduction - 11
3
3
3,4
3,4
1,3
1,3
1,3
1,3
1,3
1,3
1,3
1,3
3,4
3,4
3,4
3,4
3,4
3,4

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