The fully configurable RX 22-HL digital receiver offers a step up in functional capability from the standard RX 14-HL. RX 22-HL offers two (2) Main Contact relays, twenty-two (22) switching relay digital outputs, four (4) on/off isolated DC/AC digital inputs and an RS232 control cable interface. The RX 22-HL comes with a quick connect/disconnect 70 pol. connection and provides LED diagnostics for power/operation, transmission signal reception and main contact error. It can be supplied by either DC or AC power sources. Typical DC operating voltage range is 12VDC – 24VDC while AC operating voltage ranges from 48VAC – 240VAC.