Bus system AS-Interface, active CompactLine module, AS-i flat cable can be contacted directly, 4 inputs, operating voltage: 26.5...31.6 V DC, total current consumption from AS-i: 250 mA, M12x1 sockets, IR addressing possible, version 2.11 and 3.0 with extended address mode, housing material: PA socket: nickel-plated brass, threaded sockets in the lower part: nickel-plated brass, O-ring (socket): Viton, piercing contacts CuSn6, surface nickel-plated and tin-plated