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Issue
Customers that are having the Magelis communicate to a Modbus/TCP to Modbus/RTU devices.
Product Line
Vijeo Designer, Magelis HMI
Resolution
If you are using a Modbus/TCP to Modbus serial RTU Gateway device, each device on the serial network will have a Modbus server address associated with that device. That Modbus server address is your Unit ID.