Installation device for connection to bus line in domestic cable system has bus and load connections, sensor with bus coupler, switching function trigger, relay driver and bistable relay

摘要

The device has first connections (ND,VDD) for a bus line and second connections (20,21) for a load, a sensor (40) with a bus coupler, a sensor functional unit for triggering a switching function with a control signal and a relay driver that outputs a relay control signal to a sensor control output and a bistable relay (50) with a switch contact connected to the load connections.