5.6.1 Oxygen Sensors ..................................................................................................... 5-4
5.6.2 Toxic Gas Sensors .................................................................................................. 5-4
5.6.3 Flammable Gas Sensors ........................................................................................ 5-4
6 Trouble Shooting ............................................................................................................... 6-1
6.1 COMMON FAULTS .......................................................................................................... 6-1
7 Service ................................................................................................................................ 7-1
7.1 WARRANTY ................................................................................................................... 7-1
7.2 COMMISSIONING AND SERVICE ....................................................................................... 7-1
7.3 SENSOR REPLACEMENT ................................................................................................. 7-1
7.4 ROUTINE SERVICING ...................................................................................................... 7-2
7.4.1 Routine Inspection .................................................................................................. 7-2
8 Appendix ............................................................................................................................. 8-1
8.1 INSTALLATION OF SAFE AREA SOUNDERS AND BEACONS ................................................. 8-1
8.2 INSTALLATION OF INTRINSICALLY SAFE SOUNDERS AND BEACONS ................................... 8-2
8.3 EXAMPLE OF CONNECTION TO A STATUS SCIENTIFIC CONTROLS TRAFFIC LIGHT UNIT ...... 8-3
8.4 MOUNTING DETAILS FOR MCU3 CONTROL UNIT ............................................................. 8-4
8.5 MOUNTING DETAILS FOR MCU4 CONTROL UNIT ............................................................. 8-5
8.6 MOUNTING DETAILS FOR FGD2 DETECTOR HEADS ......................................................... 8-6
8.7 MOUNTING DETAILS FOR FGD3 DETECTOR HEADS ......................................................... 8-7
8.8 FGD DETECTOR HEAD CALIBRATION ‘LOOK-UP’ TABLE ................................................... 8-8
9 Specifications ..................................................................................................................... 9-1
9.1 MCU3 & 4 CONTROL UNITS ........................................................................................... 9-1
9.2 I.S. BARRIER TYPE FGDIO ............................................................................................ 9-2
9.3 SPECIFICATION FOR FGD DETECTOR HEADS .................................................................. 9-3
9.3.1 FGD Flammable Heads .......................................................................................... 9-3
9.3.2 FGD O
2
/Toxic Heads .............................................................................................. 9-3
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