Plc Configuration Example; Figure 20: Modbus Rtu Configuration; Figure 21: Example Of Com Initialize - Unitronics GW-BAC1 User Manual

Unitronics's BACnet Gateway User Guide Page 18 of 28
3.2

PLC configuration example.

Please note: The following section provides an example of the required configuration using the Vision570 PLC.
The configuration required for your specific application may require some changes.
VisiLogic includes further examples for BACNet/Modbus RTU and BACnet/Modbus TCP_IP.
In all setting the PLC must be configured as a MODBUS master.
Depending on the MODBUS protocol the user has chosen, the PLC needs to be configured as MODBUS RTU or
MODBUS TCP_IP master.

Figure 20: MODBUS RTU configuration

Figure 21: Example of COM initialize

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