Det-Tronics OPECL Infrared Hydrocarbon Gas Detector - Manual (Page 2)

application ............................................................1
opERation oVERViEW ...........................................2
theory of operation .............................................2
Detectable Gases .................................................2
Standard output ...................................................2
optional Relays ....................................................2
communication ....................................................3
Recording capability ............................................3
Detection Range ..................................................3
opERation ...............................................................3
Module identification ............................................3
operating Modes..................................................4
4-20 ma current loop output ..............................4
Fault indication .....................................................5
transmitter lamp operation .................................5
SpEciFicationS ......................................................6
iMpoRtant SaFEty notES ...................................9
inStallation ...........................................................9
identification of Vapor(s) to be Detected ..............9
System location considerations ..........................9
Module Mounting Recommendations ................. 11
24 VDc power Supply Requirements ................. 12
Wiring cable Requirements ............................... 12
power Wiring Size and Maximum length ........... 13
optional Relays .................................................. 13
Wiring procedure ................................................ 14
StaRtup ................................................................. 17
aliGnMEnt ............................................................. 17
overview ............................................................ 17
Basic alignment procedure ................................ 17
aperture Kit for Short Range applications .........20
Recommendations for using
the HaRt Field communicator ..........................20
Fine alignment adjustment using
partial Beam Block tool .....................................20
Gain level check ...............................................22
caliBRation ..........................................................23
calibration overview ..........................................23
important calibration notes ...............................23
calibration initiation ............................................23
Detailed calibration procedure using
Magnetic Switch .................................................23
MaintEnancE .......................................................23
Routine inspection .............................................23
optics cleaning ..................................................24
protective caps and covers ...............................24
tRouBlESHootinG ..............................................24
REplacinG opEcl tRanSMittER/
REcEiVER ElEctRonicS MoDulE ....................25
Module Replacement procedure ........................25
DEVicE REpaiR anD REtuRn ..............................26
oRDERinG inFoRMation ....................................27
alignment Equipment .........................................27
accessories ........................................................27
Spare parts ........................................................27
assistance ..........................................................27
appEnDix a - FM appRoVal DEScRiption .............. a-1
appEnDix B - cSa cERtiFication DEScRiption ....B-1
appEnDix c - atEx appRoVal DEScRiption...........c-1
appEnDix D - iEcEx appRoVal DEScRiption .........D-1
appEnDix E - otHER appRoValS ..............................E-1
appEnDix F - HaRt coMMunication ........................ F-1
appEnDix G - contRol DRaWinG ............................ G-1
appEnDix H - EQp coMpatiBlE opEcl ....................H-1
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