Open filterClose filter input Pulses Logic inputs output Relay S0 Pulses power-supply none interface / protocols display / operation design DIN rail mounting Screw terminals 6,3 mm Breite device functions Galv. isolation (I/O) Quantity pulses Energy pulses Reset filter Coupling relay Image Article Description Input Output Auxiliary voltage Designs AD-KR 11 GX Coupling relay 1 changeover Pulse input Relay 24V DC GX AD-KR 12 GX Coupling relay 2 NO Pulse input Relay 24V DC GX AD-KR 22 GX Coupling relay 2 channel Pulse input Relay 24V DC GX