Intelligent coupler is an interface module with 2 serial MODBUS RTU interfaces (RS232 and RS485) slave / master.
The communication coupler allows external units to be connected to the Advant Controller 31 (40 and 50 series) using the MODBUS RTU protocol.
Power supply provides by Central unit.
Communication connections = Min-Din 8 used in RS232 and 5.08mm step size connectors in RS485
Speed = up to 115 200 Bauds