Modbus TCP server | Modbus TCP slave device |
Only configure IP address | Need to configure parameters and I/O mapping |
For Modbus TCP client, all %MW address of server can be R/W. | For I/O scanner, only %IW area (2~40 words) can be R/W, %QW area (2~40 words) are read only, and actual %MW address of slave device cannot be visited. |
No need to configure “Unit ID” | Unit ID (1~247) should be same the unit ID setting in Modbus TCP I/O scanner. |
No visualized list for communicated address. | Have a clear and visualized interface to monitor all communicated variables. |
The connection to one client may be closed when more than 8 connections are needed. | The connection to the Master client is never forcefully closed, when IPMaster Address is configured. |
Please see attached ModbusTCP Slave Device explanation document.
Released for: Schneider Electric Vietnam
Modbus TCP server | Modbus TCP slave device |
Only configure IP address | Need to configure parameters and I/O mapping |
For Modbus TCP client, all %MW address of server can be R/W. | For I/O scanner, only %IW area (2~40 words) can be R/W, %QW area (2~40 words) are read only, and actual %MW address of slave device cannot be visited. |
No need to configure “Unit ID” | Unit ID (1~247) should be same the unit ID setting in Modbus TCP I/O scanner. |
No visualized list for communicated address. | Have a clear and visualized interface to monitor all communicated variables. |
The connection to one client may be closed when more than 8 connections are needed. | The connection to the Master client is never forcefully closed, when IPMaster Address is configured. |
Please see attached ModbusTCP Slave Device explanation document.
Released for: Schneider Electric Vietnam








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