1 – 4 channel direct mV Bridge input & 4-20 mA input Control Panel Description: 1-4 channel controller with display. Wall mounted IP54 control unit with lockable door complete with common low, high and fault DPCO relays rated 5 A at 240 V AC. Each channel 1 relay low and high alarm selectable SPCO and 4-20mA analogue outputs. 110V or 230V ac operation (please specify). Option of internal back-up battery supply to give minimum 1 Hour in case of mains power loss Requires GAS 820 type 1 or 5 sensor. Other gases available


