1、IEC61300-3-4Edition4.02023-05INTERNATIONA1.STANDARDNORMEINTERNATIONA1.EFibreopticinterconnectingdevicesandpassivecomponents-Basictestandmeasurementprocedures-Part3-4:Examinationsandmeasurements-AttenuationDispositifsdinterconnexionetComposantspassifsfibroniques-Proceduresfondamenta1.esdessaisetdemes
2、ures-Partie3-4:Examensetmesures-Affaib1.issementATHISPUB1.ICATIONISCOPYRIGHTPROTECTEDCoPyright2023IEC1Geneva,Switzer1.andAJ1.rightsresec伯&UnteesO1.herWigespecified,nopartofthisPUb1.iCaIkinmaybereproducedoruti1.izedinanyformOfAanymeans,e1.ectronicor11eca11ca1.,inc1.udingpoxxopyingandmcro1.m,WnhoSprmi
3、ss4ninwntmgfromeitherIECofIECmemberNationa1.CommieinIhecountryoftherequester.IfyouhaveanyquestionsaboutIECcopyrighthaveanenquiryaboutOb1.aningancona1.rightstothsPUbtCagn.pte-ascontacttheaddressbe1.oworyour1.oca1.IECmc11crNatKX1.a1.Conwfxfurtherinformation.Droitsdereproductionr6sfv6s.Saufirxic1.ionco
4、ntraire.aucunepartiedece1.tepub1.icationnePeU1.!rereprodi1.eni*seesousqueuetof(11equecesoi1.etparaucuPrOC3.61ctron*queomecankjue,ycompe1.sIapotocopiee1.Iesm*croms.sansaccorde1.tde1.,IECOUduCOmCQnabona1.de11ECdupaysdudman6eur.SiVoUSavezCfeSquestionssufIecopyrightde11ECOd&VOUSJ6s1.fezObtenrdsdrotssup1
5、ementafessurcedePUbICar1.On.UbMSeZtescocxxnesCaPmSouco11taezIeCcmitd11atiade11CdevoirepaysderesidenceCSeaetanatTd.:“1229W02113.ruedoVarcmbciriecchCH-1211Geneva20ww.1.ec.cSwitZerIancIAbouttheIECTheIntornationa1.E1.cctrotcchnica1.Commisskxi(IEC)isthe1.eadingg1.oba1.organizationthatproparcsandpub1.ish
6、esIntefnabonaJStandardstora1.1.e1.ectrics,eectroncandrentedtechno1.ogies.AboutIECpub1.icationsTetechnica1.contentaIECpub1.icationsiskep(UndefconstantreviewbyIbeIEC.P1.easemakesurethatyouhavethe1.atesteddion.aor.JustPub1.sddtasa1.1.newpubcato5reteasedAvai1.ab1.eon1.ineandOnC8amonthWefnai1.IECCustomer
7、ServiceCentre-webstore,ec.ch-escHyouwishtogrvUSyourIeedoeckonthispuWicabo11(xneedfurther35ststanco.p1.easecatkxspgv*wsWrthasutscnpbonyou*i1.1.a*ayshaveaccessSOUPtOda1.econtenttai1.oredtoyourneeds.E1.ectropedia-www.e1.ectropefia.orgThewod(fsIeadngon1.ined1.conaryonegcaientriesinEngBshandFrench.Wttheq
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9、dc$PUbfCatIonSIECnUHisantdiffre11tsCfiteresInUmfOdereference,1.itod,udcs.E11cdo1111caussdcsinformationssurkPfoje1.Sa1.esPUbICaconsres1.or.ec.ch,justpubhsedRostczinformdsurcs11ouvccspub1.icationsIECJustPub1.isheddwaIeSouve5puWica1.o11sparuesDisponibtecnIigncCtu11ckisParmotsparCmaJ1.ServiceC1.ientsweb
10、sore.*ec.chccSivous66reznousdonnerwurderecherche1.sUwzgratui1.ementIousIeeaerusdesPUbHeaHcm.Avecunatn11ement.vousaureztoujoursaccesaunco11teuajourcp1.6avo5bcsoi11s.E1.ectropedmwww.e1.ctropetaorg1.epremierdictionaifecf61.ecrocnoioeenIigneaumonde,avecp1.usde22300a11ctesIBEnOogqusenang1.ais1.efranais.n
11、siqe1.esefmes6quiva1.ensdans19Ianguesaddibo11e*s9a1.11n1.appejfAca1.powermeter(PM)85.3 Temporaryjoint(TJ)95.4 Fibre95.5 Referencepug(RP)95.6 Referenceadaptor(RA)95.7 Tecmination106 Procedure101 .1Preconddiorng1062Visua1.inspection106 3DUTconfigurationtypesandtestmethods107 4Attenuationmeasurementswi
12、tha1.SPM1164iGenera1.11642Cutbackmethod126.4.3 Substitutionmethod126.4.4 Insertionmethod（八）13645Insertionmethod(B)withdirectcoup1.ingtopowermeter146.4.6 Insertionmethod(C)withadditiona1.ts1.patchcord146.4.7 Insertionmethod(D)withadditiona1.testpatchcord156.4.8 5AttenuationmeasurementswithanOTDR166.5
13、1 Measurementdescription166.5.2 Bidrectiona1.measurement176.5.3 Measurementrrotbod176.5.4 Eva1.uationprocedure187Detai1.stobeSPOCi1.aandreported19AnnexA(mformaiive)Considerationofmu1.tkxrefibre20A1Genera1.202usA21Optica1.SWitch(OSW)20A22FanIrvYanoutdevice(FIFO)20A.3Testsetupandprocedure-1.SPM20A4Te
14、stsetupandprocedure-OTDR21Bib1.ography22Figure1-Cutbackmethod-Type1.type2andtype3DUT12Figwc2-Substitutionmethod-Type4.type7,andtype8OUT13Figure 3 -Insertionmethod（八）-Type2DUT14Figure 4 Insertionmethod(B)-Type5andtype6DUT14Figure 5 -Insertionmethod(C)-Type4,type5,Iype7andtype8DUT15Figwc6-Insertionmci
15、hod(D)-Typc4.type5.type7andtype8DUT15Figure 7 -Method1-One1.aunchsection16Figure 8 -Method2-Two1.aunchsections16Figure 9 -Non-ref1.ectiveeventeva1.uation18Figure 10 -Ref1.ectiveeventeva1.uation18FigureA1.-FIFOdeviceexamp1.e20FigwcA.2-InsertionmethodB-Type5MCFDUT21FigureA.3-Method1-One1.aunchsectionM
16、CFDUT21Tabte1-Preferredsourceconditions8TaWe2-PreferredPOwer11eteparameters9Tab*e3-DUTconfigurationtypes11INTERNATIONA1.E1.ECTROTECHNICA1.COMMISSIONFIBREOPTICINTERCONNECTINGDEVICESANDPASSIVECOMPONENTS-BASICTESTANDMEASUREMENTPROCEDURES-Part3-4:Examinationsandmeasurements-AttenuationFOREWORD11TheIrrte
17、fnationaiEec1.roiechnica1.Commissjon(IEC)isaWoddWkfeOrgarizabonforstandardisationCOfrpcisingaMnationa1.tectrotch11ca1.ca1.Reports.PUbIiCbfAvai1.ab1.eSpecifications(PAS)andGuides(hcrafxreferredtoas11ECPuWicatio11araxxyworkInternationa1.,aovemmenta1.andnon-QovefnmerrtaiorganizationsItaisingwithteIECa1
18、sopa11iciateinthispepafaon.IECCdIabofateSCtoee1.ywttheIniemationaJOrgatzatxforStandardization(ISO)inaccordancewthCond1.tMSdeterminedbyagreementbetweenihet*oOQaniza1.ions2)Thekxma1.dedionsoragreements0!IEContechnica1.mattersexpress,asnear1.yasPgMiW*animanabona!consensuso1.OPIEmnteehasrepresentationf
19、roma1.i11xc5todIECNatkxia1.Committees3IECPub1.icationshaveIhekxmofrecommendationsfxiniernationa1.useandareaccedbyIECNationa1.Commt1.8Srthatsense.Witea1.1.reasonab1.ee*1o11saremadeto11srethatthetechnica1.ntento1IECPub1.icationsisaccurate.IECcannotbeMdresponsib1.efortewayinwN5theyareusedorforanymfeire
20、tabobyanyendusee.4Inordertopromotei111.matona1.UnHOEtyJECMaOonaJCommitteesundertaketoappIECPubiceikxistransparent1.y10themaximumextentPoeit)IeinIbeirnationa1.andregtona1.PUbtCabOns.AnydivergencebetweenanyIECPub1.cabonandtheCorrespondng11atonaJv崛anyattcstabo11ofCon1.omiityIndependentcc11dicatkbodiesP
21、rOvideconformityassessmentservicesand.Insomeareas.accesstoIECmarksofconformity.IECisnotresosWeforanysrvcesearnedoutbyncfepe11de11tcerticatxbodies.61AJIUSorSshou1.densureIha1.theyhavethe1.atestGdi1.kXIofthspub1.ication.7NoIiabi1.tysha1.1.attachtoIECoritsdireckxs.emp1.oyees,servantsOfagentsindSngindiv
22、idua1.e*pensandmembersoitstechnica1.COrnmnteesandIECNabona1.Commf1.eesforanypersona1.iqury,prope11ydamage!herdamageofanynatureMaisoever.whetherdirectorindirectorforcosts(inducing1.ega1.feesandexpensesarisingoutoftheputfcaton.useo1.OfrManCeupon,theIECPub1.kjatkxioranyotherIECPubtcabons.8Attentionisdr
23、awnk)theNocmaiwereferencescednthispuMication.UseOI1.here4ererxdpub1.icationsIndispensaWeforthcorrectappcabonofthisPUHCatjOn9) AticnhonisdrawnKIhcpossibi1.itythatsomeoHhcdcmc11tsofthisIECPub1.icationmayboIhcsubjectof时IRntrights.IECsha1.1.notbehe1.drespo11sD1.eforidentifyinganyora1.1.suchPaIemrts.IEC6
24、130O34hasbeenpreparedbysubcommittee86B:Fibreopticinterconnectingdevicesandpassivemponents,ofIECmittee86:Rbreoptics.ItisanInternationa1.Standard.Thisfourthdcticance1.sandrep1.acesthethirdeditionpub1.ishedin2012.Thiseditionconstitutesatechnica1.revisionThisedit)inc1.udesthefo1.1.owingsigndican(technic
25、a1.changeswithrespecttothepreviousedition:a) additionofC1.ause3containingterms,definitionsandabbreviatedterms;b) additionofanew1.SPMmeasurementmethod,insertionmethod(D);c) additionofAnnexAdoscringatt11uatonmeasummcEofmu1.ticorefibre;d) changedreferencetestmethodtoinsertionCanda1.ternativetestmethodt
26、osubstitutionorinsertionDforpowermeterandtype4DUTThetextofthisInternationa1.Standardisbasedonthefo1.1.owingdocuments:No.Fu1.1.informationonthevotingforitstheabovetab1.e.The1.anguageusedfortheSiS2TyPeCentra1.wave1.engthSpectra1.WkJihapprova1.canborrof11atoror1.EO780t30io3rromatoror1.EDIECSr姨B即Pan2,Zn
27、d侬小网inIECDf的mP的IECSu)p1.ement.jaUaWRM即iIsq3snr三三1550i30Tobercpo11odUnderm与Bf1.Gea1.tit1.e.TbreDptwreportedMOrXXtUDEQror1.EOMonochromatorof1.EO1.aserditemonocrxn!fOf1.EC1.aser0xmo11ocrnatoror1.EC1.aseroodemonochromatoror1.EC啰?卷juirstheuseofothersoireetypessucasTheCommrtteehasJeodedstabi1.itydateindic
28、atedonth(MECWebSitQUq巡irwebskxe介三三y三f嬲*MECspecificdocument.Atthisda rccon1irmed. withdrawn, rep1.acedbyareviseded amended.t.tNedbeomerwi1.1.WpeMaximumnonGnearityd8Re1.ativeuncertaintyCeD1Mu1.timode10.05(-60minputPowr-5dm)0.05ton.002Sing1.e-mode10.01(attenuationIOdB)20.05(IOdBVattenuation60dB0.021.as
29、ersIt*sthereforrecommenced,thesecases,thattheprfedsourcecaracterisbcsarspec，际Jonthebasisc1.thecomponenttobemeasured.DraftRepononvotingB,4656),FDIS86&4675,RVDInorder10ensurethata1.1.1.ightexon5qethePoWefmeterandfibreCOnnecIofsurfaces.Thesensitivitycthepowermeiertosuchre11ectiorscanbeCharackxizodbyIbc
30、paramtorspectranppc,ddcrminodasIbcPoriOd匕changeinrospcxisivi1.yvs.thewavHc11g1.tofacoherentBgMsource.TypeDescriptionOUTTestmReferencetestmethodRTMJthodsA1.teitest1Fibretomou11taWeconnectorsei)Powermef11s11kxAPowerICUttWOfOT3Abretop1.ugPowermer(cutback)OTDf1.4Pkigtop1.ug(component)Powermter!insertion
31、C)Pwer(SubS1.i11srtk:orOTC5P1.ugtop1.ug(ptccorjPowermer(s11kxB)Power1.11sc11insertk(xOTCFIBREOPTICINTERCONNECTINGDEVICESANDPASSIVECOMPONENTS-BASICTESTANDMEASUREMENTPROCEDURES-Part3-4:Examinationsandmeasurements-Attenuation1 ScopeThispartofIEC61300descr*esthevariousmethodsavaponents.Itisnot,however,a
32、pp1.icab1.etorandommateattenuationmcasurc11MtsasdescribedinIEC613003-34andIEC61300-3-45nor!oiedapp1.ies.Forundatedreferences,the1.atesteditionofthereferenceddocument(inc1.udinganyamendments)app1.ies.IEC60793-2-10.Optica1.f/bres-Pan2-10:Productspecifications-Sectiona1.specificationforcategoryA1mu般mod
33、efibresIEC60793250.Optica1.ftbrcs-Paft250:PfMcISOGCjfications-Seaiona(spectHcat(fordassBsingiemodefibresIEC60825-1.Safetyof1.aserpoducis-Part1:Equipmentdasscficat)nandrequirementsIEC613001,Fibreopt/cinterconnectingdevicesandpaseco怦。nwxs-asx:testandmeasurementprocedures-Part1:Genera1.andguidanceIEC61
34、300-3-35,FWeopticinterconnectingdevicesandpassivecomponents-Basictestandmeasurementprocedufes-Paa335Examinationsandmeasurements-VtsuafispecbonoffibreOpttcconnectorsandMesiubtransceiversIEC61755(a1.1.pads),FtbreOPbCiecoonoc(gdevicesadpasvecomponents-Connectoroptfca1.interfacesforssngtemodefibresIEC63
35、267(a1.1.parts).FibreopticIntecconDectingdevicesandpassiveco11xponents-ConnectorOPttCa)interfacesforenhancedmacrobend1.ossm也modebbrcs3 Terms,definitionsandabbreviatedterms3.1 TermsanddefinitionsForthepurposesofthisdocument,thetermsanddefinitionsgveninIEC613001app1.y.ISOandIECmamtamIerminotogica1.databasesforuseinst
