saej377v004

__________________________________________________________________________________________________________________________________________SAETechnicalStandardsBoardRulesprovidethat:“ThisreportispublishedbySAEtoadvancethestateoftechnicalandengineeringsciences.Theuseofthisreportisentirelyvoluntary,anditsapplicabilityandsuitabilityforanyparticularuse,includinganypatentinfringementarisingtherefrom,isthesoleresponsibilityoftheuser.”SAEreviewseachtechnicalreportatleasteveryfiveyearsatwhichtimeitmaybereaffirmed,revised,orcancelled.SAEinvitesyourwrittencommentsandsuggestions.Copyright©2007SAEInternationalAllrightsreserved.Nopartofthispublicationmaybereproduced,storedinaretrievalsystemortransmitted,inanyformorbyanymeans,electronic,mechanical,photocopying,recording,orotherwise,withoutthepriorwrittenpermissionofSAE.TOPLACEADOCUMENTORDER:Tel:877-606-7323(insideUSAandCanada)Tel:724-776-4970(outsideUSA)Fax:724-776-0790Email:CustomerService@sae.orgSAEWEBADDRESS:http://www.sae.orgJ377REV.DEC2007SURFACEVEHICLESTANDARDIssued1969-04Revised2007-12SupersedingJ377MAR2001VehicularTrafficSoundSignalingDevices(Horns)RATIONALEThisrevisionofthisstandardincorporatesrequirementsforareasoftheworldwherehornsexperiencehighorsevereusage.TheCombinedEnvironmentTestwasalsoupdatedtomoreaccuratelyreflectrealworldconditions.TABLEOFCONTENTS1.SCOPE—GENERAL.....................................................................................................................................31.1IntendedUsageandLifeExpectation...........................................................................................................32.REFERENCES..............................................................................................................................................32.1ApplicablePublications.................................................................................................................................32.1.1SAEPublications...........................................................................................................................................42.1.2AIAGPublication...........................................................................................................................................42.1.3ANSIPublication...........................................................................................................................................42.1.4ASTMPublication..........................................................................................................................................42.1.5ECEPublication............................................................................................................................................42.1.6EECPublication............................................................................................................................................42.1.7IECPublications............................................................................................................................................42.1.8ISOPublications............................................................................................................................................52.1.9USCARPublication.......................................................................................................................................52.1.10USGovernmentDocuments.........................................................................................................................52.2RelatedPublications.....................................................................................................................................52.2.1SAEPublication............................................................................................................................................52.2.2ANSIPublication...........................................................................................................................................53.DEFINITIONS...............................................................................................................................................53.1SoundSignalingDevice................................................................................................................................53.2HornSubsystem............................................................................................................................................63.3Horn..............................................................................................................................................................63.4DiskHorn......................................................................................................................................................63.5TrumpetHorn................................................................................................................................................63.6Bracket..........................................................................................................................................................64.TESTENVIRONMENT.................................................................................................................................64.1On-Vehicle....................................................................................................................................................64.1.1TestEquipmentDefaults...............................................................................................................................64.1.2TestEnvironmentDefaults............................................................................................................................7SAEJ377RevisedDEC2007-2-4.2ComponentLevel..........................................................................................................................................84.2.1TestEquipmentDefaults...............................................................................................................................84.2.2TestEnvironmentDefaults............................................................................................................................84.3TestSamples................................................................................................................................................94.4FailureDetermination....................................................................................................................................95.ONVEHICLEPERFORMANCEREQUIREMENTS.....................................................................................96.COMPONENTMECHANICALREQUIREMENTS........................................................................................96.1DimensionalandVisual................................................................................................................................96.2Mounting.......................................................................................................................................................96.3Terminations...............................................................................................................................................106.4Materials......................................................................................................................................................106.5Recycleability..............................................................................................................................................116.6Serviceability/Adjustments..........................................................................................................................116.7Identification................................................................................................................................................116.7.1Customer’sPartNumber............................................................................................................................116.7.2DateofManufacture...................................................................................................................................116.7.3Source.........................................................................................................................................................116.7.4RegulatoryIdentification.............................................................................................................................116.7.5Frequency...................................................................................................................................................117.COMPONENTELECTRICALANDACOUSTICREQUIREMENTS...........................................................117.1Polarity,ConnectionSequence...................................................................................................................117.2OperatingVoltageRange...........................................................................................................................117.3Grounding,InsulationResistance...............................................................................................................127.4ParasiticLoads............................................................................................................................................127.5Readiness,ResponseTime........................................................................................................................127.6Current........................................................................................................................................................127.7FundamentalFrequency.............................................................................................................................127.8SoundPressureLevelandHarmonics.......................................................................................................127.9Variability.....................................................................................................................................................137.10ElectromagneticCompatibility.....................................................................................................................138.COMPONENTENVIRONMENTALREQUIREMENTS..............................................................................138.1Temperature................................................................................................................................................138.2ThermalShock............................................................................................................................................138.3Humidity......................................................................................................................................................138.3.1Humidity,Operating....................................................................................................................................138.3.2Humidity,Non-Operating............................................................................................................................148.4Frost............................................................................................................................................................148.5Vibration......................................................................................................................................................148.6Shock/Drop.................................................................................................................................................148.6.1Shock..........................................................................................................................................................158.6.2Drop............................................................................................................................................................158.7Contaminants..............................................................................................................................................158.8Corrosion.....................................................................................................................................................158.9Dust.............................................................................................................................................................168.10WaterImpingement.....................................................................................................................................168.10.1SimulatedRainEnvironment......................................................................................................................168.10.2HighPressureWasher................................................................................................................................168.11WaterImmersion.........................................................................................................................................168.12Altitude........................................................................................................................................................168.13CombinedEnvironments.............................................................................................................................168.14HighUsage.................................................................................................................................................178.15ContinuousBlow.........................................................................................................................................17SAEJ377RevisedDEC2007-3-9.VALIDATION...............................................................................................................................................179.1DevelopmentTesting..................................................................................................................................179.1.1Purpose.......................................................................................................................................................179.2DesignValidationandDurabilityTesting....................................................................................................179.3AnnualRe-validation/Re-certification..........................................................................................................1810.RELIABILITYANDDURABILITY................................................................................................................1811.QUALITYASSURANCE.............................................................................................................................1812.AUTHORITYANDREVISIONHISTORY...................................................................................................1812.1Authority......................................................................................................................................................1813.NOTES........................................................................................................................................................1813.1MarginalIndicia...........................................................................................................................................18APPENDIXA-TESTMATRIXANDTESTPROFILES........................................................................................................19APPENDIXB-COMBINEDENVIRONMENTPROFILE......................................................................................................20APPENDIXC-PREFERREDCONNECTOR......................................................................................................................221.SCOPE—GENERALThisSAEStandardestablishestheminimumoperationallife,environmentalrequirements,andsoundleveloutputforelectricallydrivenVehicularTrafficSoundSignallingDevices(hereinafterreferredtoasHorns)onnewautomotivevehicles.Testequipment,environment,andproceduresarespecified.1.1IntendedUsageandLifeExpectationThehornsmeetingthisspecificationareintendedtobeusedonautomotivevehicles,indefinedclimaticconditionsandenvironments.Anydevicefunctioningasahorn,isintendedtoperformitsfunction,tothisspecificationforatleast10yearsor250000km(150000miles).Twolevelsofusageshallbedefined:A–NormalUsage;andB–HighUsage.Forthepurposesofthisspecification,NormalUsage(A)lifeshallbeinterpretedas:NominalDuty—50000actuationsChirpDuty—40000actuationsLongDuty—200actuationsContinuousDuty—4.0minutes(persection8.14)ThesedutycyclesaredefinedinAppendixB(figureB1):Forpurposesofthisspecification,HighUsage(B)lifeshallbeinterpretedasNormalUsage(A)followedbyanadditional450000NominalDutyActuations.ThesedutydefinitionsshallbemodifiedforCombinedEnvironmentTestingasshownintheCombinedEnvironmentsection.2.REFERENCES2.1ApplicablePublicationsThefollowingpublicationsformapartofthisspecificationtotheextentspecifiedherein.Unlessotherwiseindicated,thelatestissueshallapply.SAEJ377RevisedDEC2007-4-2.1.1SAEPublicationsAvailablefromSAEInternational,400CommonwealthDrive,Warrendale,PA15096-0001,Tel:877-606-7323(insideUSAandCanada)or724-776-4970(outsideUSA),www.sae.org.SAEJ184QualifyingaSoundDataAcquisitionSystemSAEJ575TestMethodsandEquipmentforLightingDevicesandComponentsforUseonVehiclesLessthan2032mminOverallWidth2.1.2AIAGPublicationAvailablefromAutomotiveIndustryActionGroup,26200LahserRoad,Suite200,Southfield,MI48034-7100,Tel:248-358-3570,www.aiag.org.AIAGQS9000QualitySystems2.1.3ANSIPublicationAvailablefromANSI,25West43rdStreet,NewYork,NY10036-8002,Tel:212-642-4900,www.ansi.org.ANSIS1.4-1983andS1.4A-1985SpecificationforSoundLevelMeters2.1.4ASTMPublicationAvailablefromASTM,100BarrHarborDrive,WestConshohocken,PA19428-2959,Tel:610-832-9585,www.astm.org.ASTMB117-85TestingforSaltSpray(Fog)2.1.5ECEPublicationAvailablefromUnitedNationsEconomicCommissionforEurope,PalaisdesNations,CH-1211,Geneva10,Switzerland,Tel:+41-0-22-917-12-34,www.unece.org.ECERegulationR28UniformProvisionsConcerningtheApprovalofAudibleWarningDevicesandofMotorVehicleswithRegardtoTheirAudibleSignals2.1.6EECPublicationAvailablefromEuropeanEconomicCommunityCouncil,InformationandDocumentationCentre,BREY5/150,B-1049Brussels,Belgium,Fax:+32-2-296-99-30,http://ec.europa.eu/enterprise/automotive/directives/vehicles/EECDirectiveof70/388/EEC,27July1970,RelatingtoAudibleWarningDevicesforMotorVehicles2.1.7IECPublicationsAvailablefromInternationalElectrotechnicalCommission,3,ruedeVerambe,P.O.Box131,1211Geneva20,Switzerland,Tel:+41-22-919-02-11,www.iec.ch.IECPublication60068-2-27BasicEnvironmentalTestingProceduresPart2:TestEaandGuidance:ShockIECPublication529:1989DegreesofProtectionProvidedbyEnclosures(IPCode)IECPublication60068-2-64EnvironmentalTestingPart2:TestFh:Vibration,Braod-BandRandomSAEJ377RevisedDEC2007-5-IECPublication60651:1979SoundLevelMetersIECPublication60942:1988SoundCalibrators2.1.8ISOPublicationsAvailablefromANSI,25West43rdStreet,NewYork,NY10036-8002.ISO10844:1994Acoustics—TestsurfaceforroadvehiclenoisemeasurementsISO12103-1Roadvehicles—Testdustforfilterevaluation—Part1:ArizonatestdustISO9001—QualitySystems2.1.9USCARPublicationAvailablefromUSCAR,1000TownCenterDrive,Suite300,Southfield,MI48075,Tel:248-223-9000,www.uscar.org.USCARConnectorDrawing150-S-002-A012.1.10USGovernmentDocumentsAvailablefromtheSuperintendentofDocuments,U.S.GovernmentPrintingOffice,MailStop:SSOP,Washington,DC20402-9320.USEPA-40-CFRCh1,Part205TestSurfaceUSFMVSS302Flammability2.2RelatedPublicationsThefollowingpublicationsareprovidedforinformationpurposesonlyandarenotarequiredpartofthisdocument.2.2.1SAEPublicationAvailablefromSAEInternational,400CommonwealthDrive,Warrendale,PA15096-0001,Tel:877-606-7323(insideUSAandCanada)or724-776-4970(outsideUSA),www.sae.org.SAE951361Pap