SIMRAD GD10P - IR GAS DETECTOR - ICEWeb

13Local earth fixingFigure 2.5Terminal compartmentTerminal 1 +24 VDCTerminal 2 24 V return (0 V)Terminal 3 4-20 mA output2.2.2 Output cable connectionsThe detector has two output modes:Terminal 4 Factory use onlyTerminal 5 Factory use only- Current source 4-20 mA (standard)- Current sink 4 - 20 mA (option)The mode is factory set, and shown on the identification plate of thedetector.2.2.2.1 3-wire output cable connectionThe cable connections are as follows:Terminal No l: +24V DCTerminal No 2: 0 V DC (24 V and signal return)Terminal No 3: Signal outputThe shield of the cable should be connected to instrument earth in thecentral control module, and left unterminated at the detector. Do notconnect clean earth conductors to the local earthing screw.