General
Other bus systems	None
Mounting method	Flush mounted (plaster)
Type of fastening	Mounting with claw and screw
Bus system KNX
Bus system KNX radio
Bus system radio frequent
Bus system LON
Bus system Powernet

Use of KNX bus coupler 3Features: The bus coupler 3 establishes the connection between the KNX system and a KNX application module. The combination of the bus coupler 3 and an application module results in a functional unit. In the ETS project, this unit is planned in the form of the application program of the application module.