Bus system AS-Interface, AS-i AirBox, AS-i interface to FK sub-sections, 2 inputs / 1 output as changeover contact (monostable), operating voltage: 26.5...31.6 V DC, total current consumption from AS-i: 165 mA, exhaust air with integrated filter, M12x1 sockets, contact pins on FK or PG sub-section, hose connector for pneumatic system, 1x2 or 2x1 digital inputs, housing material: PBT