Depending on the version of the BA button - 1-way or 2-way - switch rockers or series switch rockers with and without light guides are used.
In the 'centre position' version, the rocker is operated 'up' or 'down', in the 'button position' version, it can only be operated 'down'. The BA button only works with an application program, ie the BA button consists of the device (hardware) and the application program (software). The application programs can be selected and the specific parameters and addresses assigned using the ETS (see JUNG product database).
Function: Switching (buttons), dimming
LED: Permanently OFF/Permanently ON
KNX Medium: TP 256
The LED is used for orientation lighting or to display the status, adjustable using parameters.