knx binary input for conventional switches

... conventional volt-free contacts into a KNX building automation system. Each channel independently processes signals from push buttons, window/door contacts, motion detector relays, or any potential-free switch, converting them to KNX bus telegrams....

..., electrically isolated from the bus. With integrated bus coupler and plug-in screw terminals. The input voltage level is displayed at each input with a yellow LED. A green LED indicates that the device is ready for operation once the application has been...