US/U4.3 Universal Interface, 4-fold, FM

The universal interface has 4 channels which can be parametrised as inputs or outputs with the ETS software. Conventional push-buttons, auxiliary contacts and LEDs can be connected. The connecting cables can be extended up to 10 m. The contact scanning voltage and the supply voltage for the LEDs are made available by the device, the series resistors for the LEDs are integrated. The devices support KNX Data Secure.