Teledyne 9060Z - page 30

Model9060ZManual
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30
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FUNCTIONupandFUNCTIONdownkeys
Thesetwokeysallowfortheselectionofthesetupfunction.Afunctionsummarytableisfoundatthe
startoftherelevantSETUP,COMMISSIONINGorCALIBRATIONmodechapter.
OPTIONupandOPTIONdownkeys
Thesetwokeysallowforchangingtheoptionfortheselectedfunction.Alist/rangeofoptionsfor
eachfunctionisfoundinthefunctionsummarytableatthestartoftherelevantSETUP,
COMMISSIONINGorCALIBRATIONmodechapter.
ENTERkey
TheENTERkeysetsthecurrentlydisplayedoptionandstoresthevalueinnon‐volatilememorytobe
retrievedondevicestartup.IftheENTERkeyisnotpressedwhenanewoptionischosen,the
previousoptionwillberetained.
Probeimpedancekey
Whenthiskeyispressedthetransmitterwillmeasuretheimpedanceofoxygensensor(s)attachedto
thetransmitter.Iftheburnerisnotenabled(terminals10&11)ortheprobetemperatureisbelow
700°C(1292°F)impedancecheckingwillnotbeperformed.A‘Z’willbeseeninthebottomlefthand
cornerofthedisplayasthetestisperformed.
Autocalibratekey
Whenthiskeyispressedthetransmitterwillcalibratetheanalogueoutputchannelsthataresetto
autocalibration(seechapter10).Thisisperformedbydirectingtheoutputcurrentawayfromthe
outputterminals(terminals12&13and14&15)backtoananalogueinputtothetransmitterinorder
tocalculateazeroandspancalibrationfactorforeachoftheoutputchannels.
Duringthisprocessnormaloutputtotheanaloguechannelswillbeinterruptedsendingtheoutputsto
zeromA.
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