Master Modbus TCP, slaves Modbus RTU or Modbus TCP

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5. Master Modbus TCP, slaves Modbus RTU or Modbus TCP

RipEX radio modems enable full featured cooperation between the Master using Modbus TCP and slave devices using Modbus RTU or Modbus TCP within a single network.

Modbus TCP, Slave RTU or TCP

Fig. 5.1: Modbus TCP, Slave RTU or TCP

To set up RipEX connected to Modbus TCP Master:

  • Set the translation from Modbus to RipEX IP addresses to table-based, as described in chapter 3.

  • For devices connected over Modbus RTU, set the UDP interface to COM1 or COM2 (as in chapter 4).

  • For devices connected over Modbus TCP, set the UDP interface to TS1-TS5, as described in chapter 3.

  • You can define address ranges in the table for greater ease of use.

To set up RipEX connected to Modbus RTU Slave:

  • See chapters 4 and 1 respectively.

To set up RipEX connected to Modbus TCP Slave:

  • See chapter 3.

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