Binary inputs for box mounting, KNX, Schneider

For connection of the conventional rocker switch or potential-free contacts to the bus system. This unit provides a galvanically separated contact supply voltage (SELV)form the bus voltage; a separate voltage supply is not required. Signal cable length max 7.5 m. Fitted loose in the apparatus box, the junction box or the ceiling box. The interface is also equipped with outlets for powering 2 or 4 low current LEDs. Bus connection via the accompanying bus connection clamp.