仪器资讯
Introduction
TheEnduraAZ20isthelatestinalonglineofhigh-quality,combustiongasanalyzersfromABB.
Thesensor,basedonazirconiumoxidecell,ismountedatthetipoftheprobethatisinsertedintheflueduct.Theresultingdirect,insitumeasurementprovidesaccurateandrapidoxygenreadingforcombustioncontrol/optimizationandemissionsmonitoringpurposes.
EnduraAZ20hasbeendesignedforextendedperiodsofmaintenance-freeoperation.Themodulardesignwithreducedcomponentcountimprovesthereliabilityandrobustnessofthesystemandsimplifiesbreakdownrepairifitoccurs.
Kitscontainingallthepartsneededtocompleteon-siterepairsareavailablefromABB,ensuringthatservicepersonnelcaneffectrepairsquicklyandefficientlyatminimumcost.TheEnduraAZ20probehasretainedaneasy-accesscellarrangement,similartotheprovenZFG2probe.Thisensurescellreplacementcanbecarried
outon-siteusingreadilyavailable,basichandtools,evenafterlongperiodsofhightemperatureoperation.
TheEnduraAZ20oxygenprobemeasuresoxygenconcentrationinfluegasusinganinsitu'wetanalysis'method.The'wetanalysis'methodavoidsmeasurementerror(typically20%ofreadinghigherthantheactualvalue)thatisintroducedbyasamp领systemusingthe'dryanalysis'method.
ForcustomerswithanexistinginstalledZFG2probewithaZMTorZDTtransmitter,a55VheaterversionoftheEnduraAZ20probe(theEnduraAZ20/ZFG2replacementprobe)isavailable.
Systemequipmentcomprisesa(flue-mounted)EnduraAZ20probecontrolledbyanintegralorremotetransmitter.Duringoperation,azirconiacellwithintheprobeisheldataconstanttemperatureof700°C(1292°F)byaprobeheaterandcontrol
thermocoupleassembly.Iftheheatercontrolcircuitryorsoftwarefails(unsafe),theprobeheaterpowersupplyisswitchedoff,ensuringthesystemfails'safe'andprotectstheheaterfromanover-tempfailure.
AnoutputgeneratedatthezirconiacellisprocessedinthetransmittergivingalocallydisplayedO2readinganda4to20mAretransmissionsignaloveranyrangebetween0%and1**%O2.
Optionalautomaticcalibration(AutoCal*)enablesautomatic,semi-automaticormanualcalibrationtobeperformedusingaprobe-mountedgascontrolmanifoldmountedwithintheprobehead.Calibrationsequencingissoftware-controlledfromthetransmitter.
Optionalrestrictors(wherefitted*)intheprobeheadcontrolthetestgasandreferenceairflowwithouttheneedforflowmeters.Theproberequiresonlypresettestgasandreferenceairpressuresof1bar(15psi)tomaintainaconstantflowof2.2l/min(4.662scfh).Thisflowisnotaffectedbychangesinthemeasuredgaspressureof±0.35bar(5psi).
Introduction
TheEnduraAZ25combustionoxygenanalyzeristhelatestinalonglineofhigh-quality,combustiongasanalyzersfromABB.TheAZ25isdesignedtomeasureoxygenconcentrationinhightemperaturefurnaceatmospheres.
Thesensor,basedonazirconiumoxidecell,ismountedatthetipoftheprobethatisinserteddirectlyintothefurnace.Theresultingdirect,in-situmeasurementprovidesanaccurateandrapidoxygenreading,forcombustioncontrol/optimizationandprocessqualitycontrolpurposes.
Thein-situtechniqueprovidesatrueoxygenmeasurementinsidetheprocess.Iteliminates'equilibriumshift'thatiscommontosystemsinwhichgassamplesareextractedandcooledbeforemeasurement.
Referenceair(500to1000ml/min[1to2ft3/hr])isrequiredforaccurateoperationandcanbesuppliedfromanABBmains-poweredpumpunitoraflowregulatorunit.
Uniqueintegratedautomaticcalibration
TheEnduraAZ25automaticcalibrationsystemeliminatestheneedfortheexpensiveancillaryequipmentrequiredforautomaticcalibrationontraditionalfluegasoxygenanalyzersystems.ABB’sfullyintegrated,automaticcalibrationfeature
controlsthetestgassequenceanddetectstestgasavailability,eliminatingincorrectcalibrationsduetolossoftestgas.Integratedautomaticcalibrationsecurestheoxygenmeasurement,providingcompleteconfidenceintheanalyzer's
performance.
Long-termoperationwithouttechnicianinterventionminimizesoperatingcosts,totalcost-of-ownershipandoptimizessystemaccuracy.Asignificantproportionofservicevisitstoananalyzerresultin'nofaultfound'.EnduraAZ25'shigh-quality
manufacture,advanceddiagnosticsandautomaticcalibrationistargetedatreducingthiswastedeffortandcost.
Dependable
measurementofO2inawidevarietyofprocesses
virtuallyinstantaneousresponse
resistancetosulphurousreducingatmospheres
Versatile
600to1250mm(2to4ft)lengths
choiceofprotectivesheathmaterials
integralthermocoupleforautomatictemperature
compensation
hightemperatureoperationupto1400°C(2552°F)
Lowcost-of-ownership
insitumeasurement
nosamp领systemrequired
automaticcalibrationfunctionalityasstandard
optionalautomaticcalibrationhardware
Applications
Furnaceatmospheremonitoring:
Annea领furnace
Sinteringofmetals
Ferritesintering
Whiteheartmalleablizing
Combustionmeasurementandcontrolin:
Soakingpits
Processheaters
Fluidizedbedboilers
Hightemperatureincinerators
Allothercombustionprocesseswherethefluegastemperatureisinexcessof600°C(1112°F)
Aluminousporcelain
Entrylevelsheathmaterialsuitableforapplicationswithtemperaturesupto1250°C(2282°F)limitedresistanttocorrosivechemicalsandmechanicalandthermalstress.
Recrystallizedalumina
Suitableforapplicationswithtemperaturesupto1400°C(2552°F)resistanttocorrosivechemicalsandmoreseveremechanicalandthermalstressarepresent.
Incoloy800
Suitableforapplicationswithtemperaturesupto850°C
(1562°F)whenmountedhorizontallyandupto1000°C
(1832°F)whenmountedvertically.
Offeringlimitedresistancetocorrosivechemicalsandresistantmechanicalandthermalstress.
爱泽工业(IZE_INDUSTRIES)销售型号示例：
ABB氧化锆分析仪AZ25/.1.1.2.1.1.5.3.1.2.0.0.0.0/STD
ABB氧化锆分析仪AZ25/.1.1.2.1.1.5.1.1.1.1.0.0.0.0
ABB氧化锆分析仪AZ25/.1.1.2.1.1.5.1.1.1.1.0.0.0.0.E./STD
ABB氧化锆分析仪AZ25/.1.1.2.1.1.5.3.1.2.0.0.0.0.E.Z.J/STD
ABB氧化锆分析仪AZ20/112112225111100C/STD
ABB氧化锆分析仪AZ20/1.2.2.2.1.2.2.3.3.7.1.1.2.E
ABB氧化锆分析仪AZ20/222122337112E
ABB氧化锆分析仪AZ20/2.2.2.1.2.2.3.3.7.1.1.21.0.0.E/STD
ABB氧化锆分析仪AZ20/222122337112E/STD
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Ifyouhaveanyquestion,pleasefeelfreetodial0086-21-31006702orbrowseourwebsite:www.ize-industries。。ｃｏｍ.Thankyou.
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