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Rockwell Automation Publication 2080-UM002N-EN-E - November 2022
Chapter 5 Communication Connections
Configure Modbus RTU
1. Open your Connected Components Workbench project. On the device configuration tree,
go to the Controller properties. Click Serial Port.
2. Select Modbus RTU on the Driver field.
3. Specify the following parameters:
- Baud rate
- Parity
- Unit address
- Modbus Role (Master, Slave, Auto)
Modbus RTU Parameters
Parameter
Options
Default
Baud Rate
1200, 2400, 4800, 9600, 19200, 38400
19200
Parity
None, Odd, Even
None
Modbus Role
Master, Slave, Auto
Master