Bus system AS-Interface, active ClassicLine 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: 30 mA, sockets M12x1, version 2.11 and 3.0 with extended address mode, addressing socket, flat cable alignment in three directions possible, inputs externally supplied, housing material: PA piercing contacts CuSn6 surface nickel-plated and tin-plated