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E204701
2-2
2: Using the ProtoCom/ProtoCom-Lon
All serial devices connected to the ProtoCom/ProtoCom-Lon MUST have the same
Baud Rate, Data Bits, Stop Bits, and Parity. Refer to the following table, which shows
the default communication settings.
1. Assign a Modbus Address to each of the devices attached to the ProtoCom/Proto-
Com-Lon. The Modbus Address needs to be uniquely assigned between 1 and 255.
2. Record the Modbus Address assigned to each device.
Serial Port Setting
Device
Protocol
Modbus RTU
Baud Rate
9600
Parity
None
Data Bits
8
Stop Bits
1