40/40L-LB;L4-L4BUV/IRFlameDetectorSpectrexofferstwoversi***ofthenew40/40SeriesUV/IRFlameDetectors:Model40/40L(&LB)providesacombinationofUVandIRsensors,wheretheIRsensoroperatesataw***elengthof2.5-3.0µm,andcandetecthydrocarbon-basedfuelandgasfires,hydroxylandhydrogenfires,aswellasmetalandinorganicfires.Model40/40L4(&L4B)isidenticaltothe40/40LexceptthattheIRsensorworksataw***elengthof4.5µmandisonlysuitableforhydrocarbon-basedfires.TheUV/IRflamedetectorsensesradiantenergyintheshortw***esectionofboththeultr***ioletandinfraredporti***oftheelectromagneticspectrum.Thesignalsfrombothsensorsareanalyzedforfrequency,intensityandduration.SimultaneousdetectionofradiantenergyinboththeUVandIRsensorstriggersanalarmsignal.TheUVsensorincorporatesaspeciallogiccircuitthathelpspreventfalsealarmscausedbysolarradiation.FeaturesUV/IRDual-SensorHigh-SpeedResp***e-150msecResp***etoSaturatedSignalSolarBlindAutomaticandManualBuilt-In-Test(BIT)-toassurecontinuedreliableoperationHeatedWindow-foroperationinharshweatherconditi***(snow,ice,condensation)MultipleOutputOpti***formaximumflexibilityandcompatibilityRelays(3)forAlarm,FaultandAuxiliary0-20mA(stepped)HARTProtocolformaintenanceandassetmanagementRS-485,ModbusCompatibleHighReliability-MTBF-minimum150,000hours5-YearWarrantyUserProgrammableviaHARTorRS-485ApprovalsHazardousAreaExApprovals:FM,CSA,ATEX,IECEx,GOSTR,CEPEL,CIMFRFunctionalApprovals:FM,LPCB(EN54-10)ReliabilityApprovals:TUV(SIL2)CPDCertificateofConformity:LPCB(L),LPCB(L4),LPCB(LB),LPCB(L4B)OtherApprovals:ABS,GOSTK,CALFIRE)