ENMET ISA-M - Manual (Page 2)

Table of Contents
1.0 I NTRODUCTION ................................................................................................................................1
1.1 Unpack................................................................................................................................................................................ 1
1.2 Check Order....................................................................................................................................................................... 1
1.3 Serial Numbers .................................................................................................................................................................. 1
1.4 Read Manual ...................................................................................................................................................................... 1
2.0 F EATURES IF THE ISA – M................................................................................................................2
2.1 External Feature of the ISA – M..................................................................................................................................... 2
2.2 Internal Features of the ISA – M .................................................................................................................................... 3
4.0 I NSTALLATION ................................................................................................................................4
4.1 Mounting and Power Hook-up........................................................................................................................................ 4
4.2 Sensor Location................................................................................................................................................................. 5
4.3 Sensor Hook-up ................................................................................................................................................................. 6
4.4 Sensor Heater Voltage...................................................................................................................................................... 7
5.0 O PERATION ....................................................................................................................................8
5.1 Warm – Up ......................................................................................................................................................................... 8
5.2 Precautions ......................................................................................................................................................................... 8
5.3 Rough Test......................................................................................................................................................................... 8
6.0 R OUTINE G AS T EST AND R ECALIBRATION ...........................................................................................9
6.1 Test ...................................................................................................................................................................................... 9
6.2 To Recalibrate.................................................................................................................................................................. 10
7.0 M AINTENANCE .............................................................................................................................. 11
4.1 Basic Troubleshooting ................................................................................................................................................... 11
7.2 Sensor Replacement........................................................................................................................................................ 11
7.3 Replacement Part Numbers ........................................................................................................................................... 12
8.0 S PECIFICATIONS ........................................................................................................................... 12
8.1 Options and Variations................................................................................................................................................... 12
9.0 WARRANTY............................................................................................................................... 13
9.1 Repair of Certain Units .................................................................................................................................................. 13
List of Figures and Tables
F IGURE 1: E XTERNAL F EATURES OF THE ISA – M .....................................................................................2
F IGURE 2: I NTERNAL F EATURES OF THE ISA – M ......................................................................................3
F IGURE 3: M OUNTING D IMENSIONS OF THE ISA – M ..................................................................................4
T ABLE 1: H EAVIER THAN A IR ..................................................................................................................5
T ABLE 2: L IGHTER THAN A IR ..................................................................................................................5
T ABLE 3: S AME D ENSITY AS A IR .............................................................................................................5
F IGURE 4: I NTERNAL V IEW OF S ENSOR W IRING .........................................................................................6
T ABLE 4: R ECOMMENDED W IRE G AUGE ...................................................................................................6
F IGURE 5: E XPOSING A S ENSOR TO T EST OR C ALIBRATION G AS .................................................................9
T ABLE 5: A PPROXIMATE A LARM T IME ................................................................................................... 10
Reference information:
N OTE : [important information about use of instrument – if not followed may have to redo some steps.]
C AUTION : [affects equipment – if not followed may cause damage to instrument, sensor etc…]
W ARNING : [affects personnel safety – if not followed may cause bodily injury or death.]