Push-button interface, 4-gang plus. Generates an internal signal voltage for connecting 4 conventional push-buttons or floating contacts, and for connecting 4 low-current LEDs. The cores are 30 cm long and can be extended to max. 7.5 m. For installation in a conventional 60 mm switch box. KNX software functions: Switching, dimming or controlling blinds via 1 or 2 inputs, position values for blind control (8-bit), pulse edges with 1-, 2-, 4-, or 8-bit telegrams. Differentiation between short and long activation, initialisation telegram, cyclical transmission, pulse edges with 2-byte telegrams, 8-bit linear regulator, scenes. Counter, disable function, break contact/make contact, debounce time. Outputs for connecting control lamps (low-current LEDs) for the status display. For each input/output object type: Contact voltage: 3 V (SELV). Contact current: 0.5 mA. Output current: max. 2 mA. Max. cable length: 30 cm unshielded, can be extended up to max. 7.5 m with twisted unshielded cable. Dimensions: approx. 40x30.5x12.5 mm (LxWxH). Colour: polar white.