1、IECIEC61784-2-0Edition1.02023-03INTERNATIONA1.STANDARDNORMEINTERNATIONA1.EB1.ourinsideIworks-Profi1.es-Part2-0:Additiona1.rea1.-timefie1.dbusprofi1.esbasedonISO/IEC/IEEE8802-3-Genera1.conceptsandtermino1.ogyReseauxindustrie1.s-Profi1.s-Partie2-0:Profi1.sdebusdeterrainSupp1.ementairespourIesreseauxen
2、tempsree1.fondessurISOIECIEEE8802-3-Conceptsgenerauxettermino1.ogieTHISPUB1.ICATIONISCOPYRIGHTPROTECTEDCoPyright2023IEC1Geneva,Switzer1.andAJ1.rightsreserved.UnteesO1.herWigespecified,nopartofthisPUb1.iCamaybereproducedoruti1.izedinanyformOfAanymeans,ec!rocOrmca11gpoxxopyigandmcro1.m.withoutpermissi
3、oninwnt11gfromeitherIECofIECmemberNationa1.Commieinthecountryoftherequester.IfyouhaveanyquestionsaboutIECcopyrighthaveanenquiryaboutOb1.aringaddonanghistothspubcaton.p1.easentacttheaddressbe1.oworyour1.oca1.IECmc11crNatKXI霖COmn1.inCfxfurtherinformation.DratScfereproductionresev6s.Sau1.indicationcont
4、rafe.aucunpartdeCe1.tepW1.cat1.onepeut4ereprojt1.uisesousque1.quformeqmcSOntparaucupcd,tro11iqueoumcaw.ycomp11sIapotcop1.tesmicrofi1.ms,sa11saccorcitoi1.doIECouduCOmWnaborv1.doHECduPaySdudcma11ckr.SiVOUSavezdosQjas1.ionssurcopyrightJcIECxjSiVoUSsirczobcnrJcsdrotssupp1.6mcntaircs$urcstore.iec.ch,advs
5、earch1ormThadvancedsearchenab1.estocscHyouwishtog2USyourjdtxckonthispuWicatio11orneedIUrthMass61.auptoda1.eco11w11ttaordtoyourneeds.E1.frctroped-WwWqIeCIroPedia.orgThewor1.ds3d11gon1.inedicb11aryonRkJctrQteChnOiDgytani11gmorethan22300termnotoga1.entriesinEngsa11dFrench,withOqU2以。EtCfmSinI9addi!ka1.a
6、nguagesA1.soknowastheIniernationa1.Etectrotechntca1.Vocabiiary(V)o1111.Apropode11EC1.aCOErmSsoEiectrotechniqueInternationa1.e(Ces1.Iapremiereorganaonmondia1.qu1.ahoreePUbwdesNormeeintecnabona1.espourtoutCequiaIraA合I,derici1.6.91.*6ectrofque&auxIeChnaogiegaarenes.Apropodespub1.icationsIEC1.cCOnwnUtec
7、hniquedcsPUbIjCMionSIEC。以co11sta11vncntrvuVcui1.tezVOUSassurerquevousPOSSadCZ1.ditio11Iap1.us伯Cerrtaucorrigendumouamencfementeutavoireipub1.Recherchedepub1.icationsIEC-webstore.iec.chadVsearch1.orm1.arcercava11cPefEmdetrouvercfesPUbtCat)OnSECCnUti1.santdi险RMScritrcs(11umfdereference,1.cc.COHi1.tddde
8、s.E1.1.edneaus&desin1.ormabonssufIesPrcjeISk?spuMcatosrcrracs1.ore.iec.chu3tpubHsedAestezInfGrrndsiresnouve1.1.esPUbICa1OnSECJus1.Pub1.ishedd&溯IRtesnouvdospubiica1io11sJxIrUO5OisponibteeISeMunetoisparmoparemai1.ServiceC1.ientsWCbS1.OrC.icc.Ch1.CSCSivou5cirznousdo1111erdescomnieniairessurcettepub1.ic
9、ationousiYOUgavezdesquestionscontac5eznou:sa1.esi9c.ch.IECProducts&ServicesPocta1.produc1.s.icc.chDaOUVTeZnoirepuissantmoieurderechercheetconsuezgfatuitementIousteeaperusdesPuMCaHons.Avecunabo11emnt.vousaureztoupursaccesauco11tenuajourdap1.6avo$bcso11s.EIectropedU-www.e1.ectropectJonnafCrQ1.eCgc11oo
10、gee1.gneaumonde,avecpkis822300a11cesISrm1.ndoggoes11ang1.ais1.efranais.nique1.esemes6quiva1.ensdans19Ianguesajitio11tsEga1.OTentappe的fU!bEhKt*SRc*COnrT88Ug8debCoFBcCnE1.Mh:4E2HcnjrionabCONTENTSFOREWORDINTRODUCTION61 Scope72 Normativereferences73 Terms.A1irwt1.ocators155.1.1 Bask:princip1.esofperform
11、anceindicators155.1.2 App1.icationrequirements165.1.3 3Performanceindicators165.1.4 De1.iverytime165.1.5 NumberOfRTEend-stations175.3.3 Basicnetworktopo1.ogy175.3.4 NumberofswitchesbetweenRTEGndstatiOnS175.3.5 ThroughputRTE175.3.6 WonRTEbandwidth175.3.7 Timesynchronizationaccuracy175.3.8 No11-time-b
12、asedsynchronizationaccuracy185.3.9 Redundancyrecovefytime186 ConfOrEan8tests186.1Concept1862Me1.hodo1.ogy1963Testconditionsandtestcases1964Testroodureandmeas11g1965Testreport20Bib1.iography21Figure 1 -Examp1.eofgraphica1.representationof11sistentindicators16.1812Figure 2 -ConformancotestoverviewTaWe
13、1-1.ayoutofprofi1.e(sub)c1.ausese1.ectiontab1.esTabte2-Contentsof(subdausSGtectiontab1.es12Tabte3-1.ayoutofservicese1.ectiontab1.es1213TaWe4-Contentsofservicese1.ectiontab1.esTaHe5-1.ayoutofparameterse1.ectiontab1.es13TabAe6-Contentsofparameterse1.ectiontab1.es.13TaWe7-1.ayoutofc1.assattributeseieai
14、ontab1.es14Tabte8-Contentsofc1.assattributese1.ectiontaWcs14TaWe9-Basicnetworktopo1.ogytypes17INTERNATIONA1.E1.ECTROTECHNICA1.COMMISSIONINDUSTRIA1.NETWORKS-Profi1.es-Part2-0:Additiona1.rea1.-timefie1.dbusprofi1.esbasedonISO/IEC/IEEE8802-3-Genera1.conceptsandtermino1.ogyFOREWORDUThe1.11nematxaon(IECt
15、saW(X1.dWKJorgamzaomittees(IECNationa1.Commi(Iees).Theobjectc正CisIoPfOmO1.Uirrternaiionaico-operationona1.1.questionsCaICemtngstandardizationnthee1.ectnca1.ade1.ectronicTothendandinJIddnkXItootheractrviics.IECpub1.ishesInternationa1.Standards.Tt11ca1.SpocHkiartkxisTSUbjCadea1.twthmaypartiopaienthspr
16、eparakxyworkInternationa1.,goemfnenta1.andnon-govecntnenia1.organizationsItais1.ngwrththe1.Ca1.soparticipate11thispreparatJon.ECco1.1.abocaiesckseenbetweenthetwoOrganizatione.2Thekxma1.(fec&onsoragreementsO1.1.EContechnica1.mattersexpress,asnear1.yasosstte.aninternationa1.consensusoopinionontherHva1
17、1tsubjoctssinceOOCmitteehasroprosc11tabo11fromainvestedIECNatkxia1.Comrmnees.31IECPub1.icationshavethekxmofrecommendationsforinternationa1.useandareaccpdbyIECNatkxiaiCommitteesinIMIsense.Witea1.1.reasonab1.eeffortsaremadetoensureIhatIhetechnica1.oonientofIECPub1.cationsisaccura1.IECcannotbehe(drespo
18、nsiveforteWayinwhctheyareusedorforanymisinpru6onbyanyenduser.4Inordertopfomoieinthemaximumextentpossb1.intheirnationa1.andregx0PUbtCaUOns.Anydvenc8betweenanyIECPubicabonandthecorrespondingnatka1.OCregiona1.PUbIiCa1.ionsha1.1.beCtaartyindicatedinthe1.atter.5) IECItse1.tdoesnotpvkJeanya11estat)o1.cont
19、ormity.IndependentCGtdca!onbodiesprovideconformityassessmentservicesand.insomeareasaccesstoIECmarksdco11kxmityIECisnotrespcxisiWekxanyservicescarriedoutbyideendenCertifiCationbodies.6) AJIusersshou1.densurethattheyhavethe1.atesteditionottspub1.ication.7NoItabIhysha1.1.attach10IECOrnBdirectors,emp1.o
20、yees.servantsxagentsInCiUdngindividua1.expertsandmemberscmitteesandIECNationa1.ComfnHieesforanypersona1.injury,propertydamageOC“h郡damageofanynatureMa1.SoeVer.whetherdirectorIndifeetortorsts(11dudng1.ega1.tees)andarisingoutoftheXbiia1.hon.useOtorrc*anccupon,thisIECPvto1.icatkxioranyOIhorIECPuMcaDons.
21、8)Aticnhonisdrawn1otheNormatrvcreferencescIhQpossibi1.itythatsomeotthedementso1thisIECPUbhCabOnmaybeWeSUbao1.P窗Etrghis1.CShMnotbehe1.dresposWefori(fentifynganyxa1.1.suchpatentrights.Attentionisdrawntothefactthattheuseofsomeoftheassociatedprotoco1.typesisrestrictedbytheirmte1.1.ectua1.poporty-6gh1.ho
22、1.dersIna1.1.cases,thecomtmtmonito1.imitedre1.easeofinte1.1.ectua1.-propertyrightsmadebytheho1.dersofthoserightspermitsa1.ayerprotoco1.typetobeusedwithother1.ayerprotoco1.softhesame1.ye,orinO1.hertypeCombenabonSep*cit1.yauthorizedbytheirrespectiveinte1.1.ectua1.propertyrightho1.ders.NOTECombinations
23、cprsAnyIOIkyAingc1.ausesuptothe1.as!dauseofIhebaseSped1.kaitonAWfi映册第XeSuP10Ias1.annexOCthebaseSpecdicatkxi1MQ1.W2CTFyi1.Q1.I.HeaderSubc1.ausMteofthebasespec1.ca!ons*3H%nccwectivs.Part1ciausareinc1.udedWep(o1.te三三FNrrrivf,ita.bause,JnaybeSddibonaJIyinc1.udedr)theprofi1.eSConstraints-TcniarksarcCCfin
24、cdinthogivenSUbC1.aUSCjab用(xfigureofthisKferwbskx.ec.MIg晒雨隔f1.ftWninreferencedocmoni(sub)casjx11o1adcaweVgXbThotextWfincstheconstraintdircct;fx1.ongertext!ab1.efootnotesxUbtenotemaybeusedServiceret.ServicenameUsgConstraint1.ion,orC1.auseHeaderPresenceConstraintsCo1.umnTextMeaningIMPORTANT-Theco1.out
25、hatitcontainsco1.oursWofitscontents.UserssheF幽肥%go0hichareconsidnecoverpBredtobeU冢概F懵嗣理油?Wft画赧3由6wecee邮ned向IWrtMorrectunderstanding也也ISdoCUn网崂郴网初曲GPrintor.UsageMMandakxyOOptiona1.ServiceisneverusedCortetraintsSeedConsvaints1.Vemafksaredefinedinthegivensubdause.IaWeorfigureotthisprofi1.eAxumentNocons
26、traintsotfthanthoseenintereiecenoedocurne1.(sub)dause.orrXapp1.icab1.eexi)Thetextdefinestheconstraintdirect1.y,for1.ongertexttab1.e!ootnoiesOftaWerxesmaybeusedCo1.umnTextMCnningParameterref.(SubJdausenumberofthebasesedfca!onswhereteserviceisdefinedNotapphcaixeParafneternameThenameofteserviceparamete
27、rUS的oMMandaxxyOOpoona1.Ai1.ributeisneverpresentConstrainScc#Constrain1.siVcmarksarcdefinedinIbcgivensuWausctattcorfigureothisINTRODUCTIONTheIEC61784.2seriesprovidesadditiona1.CommunicationPtofies(CP)totheexistingCommunicationProfi1.eFami1.ies(CPF)oftheIEC61784-1senesandadditiona1.CPFswithoneormoreCP
28、s.Theseprofi1.esmeettheindustria1.automationmarketobjectiveofidentifyingRea1.-TimeEthernet(RTE)communicationnetworksCOeXiS1.ingwithISO1IECdEEE8802-3-mmon1.yknownasEthernetTheseRTEcommunicationneuorksuseprovisionsofISOIEC.,1EEE88023fortheIOwBrcommunicationstack1.ayersandadditiona1.1.yprovdmorepredict
29、ab1.eandre1.iab1.erea1.-timedatatransferandmeansforsupportofprecisesynchronizationofautomationequipment.Morespecifica1.1.y,theseprofi1.eshe1.ptorrectystatethecomp1.ianceofRTEmmunicationnetworkswithISQIEC,IEEE8802-3,andtoavoidthespreadingofdivergentm1.ernetatos.AdoptionofEmunicationbetweencontroersan
30、devenforcommunicationwithfie1.ddevicespromotesthuseofInternettechno1.ogiesintheHe1.darea.Thisavai1.abi1.ityWOUkibunacceptab1.eifitcausesthe1.ossoffeaturesrequiredinthefie1.dareaforindustria1.mmuicationautomationnetvrtxks.suchas: retime. synchronizedactonsbetweenfie1.ddevices*drives. efficient,freque
31、ntexchangeofVCfysma1.1.datarecords.ThesenewRTEprofi1.escantakeadvantageoftheimprovementsofEthernetnetworksintermsoftransmissionbandwidthandnetworkspan.Anotherimp1.icitbutessentia1.requirementisthatthetypoca1.Ethernetmmunicat*o11Capabi1.itHJS,asusedin(heof1.icewor1.d,arefu1.1.yretained,sothatthesoftwareinvokedremamsapp1.icab1.e.Tworkso*utns.eachwithdifferentperformanceCharactefisbcsandfunctiona1.cap
