安全繼電器接線功能詳細(xì)介紹

PNOZX3P產(chǎn)品描述安全繼電器PNOZX3P被封裝在一個45mmp-99的塑殼里面。該裝置可以接24...240VAC/DC,的電源使用。DescriptionTheSafetyRelayPNOZX3Pisenclosedina45mmP-99housing.Theunitcanbeoperatedwith24...240VAC/DC.特點?繼電器輸出：3對常開觸點和一對輔助觸點。Positiveguided型觸點。（指采用機(jī)械方式聯(lián)接使常開和常閉觸點永遠(yuǎn)不能同時閉合的觸點）?接線連接包括急停按鈕、安全門限位開關(guān)、復(fù)位按鈕。?狀態(tài)指示燈。?擴(kuò)展接觸器/繼電器的狀態(tài)監(jiān)視?晶體管有輸出表明裝置已備妥。繼電器兼容以下安全標(biāo)準(zhǔn)要求：?電路是含有內(nèi)置自檢功能的冗余設(shè)計--符合EN954-1?在自身組件失效的情況下安全功能仍然起作用?安全功能繼電器的正確開閉在每個on-off過程中被自動測試?繼電器裝有一只電子式保險Features:Relayoutputs:3safetycontacts(N/O)andoneauxiliarycontact(N/C),positiveguidedConnectionsforEmergencyStopButtonSafetyGateLimitSwitchandResetbuttonStatusIndicatorsMonitoringofexternalcontactors/relayspossibleSemi-conductoroutputsshowreadyforoperationTherelaycomplieswiththefollowingsafetyrequirements:Thecircuitisredundantwithbuilt-inselfmonitoring(EN954-1Category4).Thesafetyfunctionremainseffectiveinthecaseofacomponentfailure.Thecorrectopeningandclosingofthesafetyfunctionrelaysistestedautomaticallyineachon-offcycle.Therelayshasanelectronicfuse.功能描述FunctionDescriptionPNOZX3］為您提供一個安全趨向型的電路切斷41、人2接通電源后，powers點亮；當(dāng)s13-s14閉合(自動復(fù)位用法)或者，33曷4端子接線的復(fù)位觸點被打開并再次閉合后手動復(fù)位用法)，PNOZX3］就處于備妥狀態(tài)。TherelayPNOZX3Pprovidesasafetyorientedinterruptionofasafetycircuit.WhentheoperatingvoltageissuppliedtheLED"Power"isilluminated.Theunitisreadyforoperation,whentheresetcircuitS13-S14isclosedoraresetcontactatS33-S34wasopenedandclosedagain.輸入電路閉合（例如：急停按鈕沒有被按下時）k1、k2繼電器得電吸合并自保--CH1，CH2狀態(tài)指示燈點亮----安全觸點（13-14/23-24/33-34閉谷--輔助觸點（41-42打開。?InputCircuitclosed(e.g.theEmergencyStopbuttonisnotpressed):RelaysK1andK2energiseandretainthemselves.Thestatusindicatorsfor"CH.1"and"CH.2"illuminate.Thesafetycontacts(13-14/23-24/33-34)areclosed,theauxiliarycontact(41-42)isopen.輸入電路斷開后(例如：急停按鈕按下時)k1、k2繼電器釋放---CH1,CH2狀態(tài)指示燈熄滅-----安全觸點(13-14/23-24/33-34打開--輔助觸點41-42)閉合。InputCircuitisopened(e.g.EmergencyStopispressed)RelaysK1andK2de-energise.Thestatusindicatorsfor"CH.1"and"CH.2"goout.Thesafetycontacts(13-14/23-24/33-34)willbeopened(redundant),theauxiliarycontact(41-42)closes.晶體管輸出如果1<1、K2吸合，晶體管Y32將導(dǎo)通輸出。率1、K2失電釋放，Y32將關(guān)斷一狀態(tài)復(fù)位。Semi-conductoroutputThesemi-conductorY32conductsiftherelaysK1andK2areenergised.Y32switchesoffwhentherelaysde-energisetorestposition操作模式OperatingModes單通道操作：輸入接線按照DE0113-1及EN60204-1標(biāo)準(zhǔn)執(zhí)行，輸入電路中無雙回路冗余輸入。接地故障將會在急?；芈分斜粰z測。Single-channeloperation:InputwiringaccordingtoVDE0113-1andEN60204-1,noredundancyintheinputcircuit.Earthfaultsaredetectedintheemergencystopcircuit.雙通道操作：輸入回路中存在冗余重復(fù)輸入。急停回路中的接地故障及急停按鈕相鄰成對觸點間的短路故障都將被檢測。Two-channeloperation:Redundancyintheinputcircuit.EarthfaultsintheEmergencyStopcircuitandshortsacrosstheemergencystoppushbuttonarealsodetected自動復(fù)位：當(dāng)輸入回路閉合時裝置立即被激活。Automaticreset:Unitisactiveassoonastheinputcircuitisclosed.帶監(jiān)視的手動復(fù)位裝置僅在此種情況下被激活-在輸入回路閉合前復(fù)位回路須斷開，并且在輸入回路閉合且延時時間到以后復(fù)位回路再次閉合。這樣可以消除因復(fù)位按鈕越控(指早于輸入回路閉合，若此時輸入回路閉合后立即斷開，會發(fā)生自動復(fù)位，如果此時輸入回路又再次閉合，則會發(fā)生安全繼電器反復(fù)通斷，會產(chǎn)生不可預(yù)料的后果。筆者認(rèn)為類似于電力二次回路的防跳)而觸發(fā)自動復(fù)位的可能。Manualresetwithmonitoring:Unitwillonlybeactiveiftheresetcircuitisopenedbeforetheinputcircuitcloses,andtheresetcircuitisclosedaftertheinputcircuithasclosedandthewaitingtimehaselapsed(seetechnicaldata).Thiseliminatesthepossibilityoftheresetbuttonbeingoverridden,triggeringautomaticactivation.Increaseinthenumberofavailablecontactsbyconnectionofexternalcontactors/relays.操作OperationPleasenoteforoperation:裝置(使用螺絲壓線的端子排)交貨時在1-S12間帶有一短路跨接片(雙通道輸入回路)。Unit(screwterminals)deliveredwithabridgebetweenS11-S12(2-channelinputcircuit)僅13-14/23-24/33-3幾對觸點是安全觸點。41-42僅是輔助觸點，可用于顯示或指示回路。?Onlytheoutputcontacts13-14/23-24/33-34aresafetycontacts.Outputcontact41-42isanauxiliarycontact(e.g.foradisplay).為防止觸點熱熔粘連，保險絲必須被連接在輸出觸點前面。Topreventaweldingtogetherofthecontacts,afuse(seetechnicaldetail)mustbeconnectedbeforetheoutputcontacts.Calculatethemax.Cableruns葛：maxRlmax=max.overallcableresistance(seeTechnicaldetails)Rl/km=Cableresistance/km為確保作為檢測輸入回路間短路的功能沒有失效也在最后的控制檢查中會給予測試。但安裝完畢后仍有可能進(jìn)行測試。步驟如下：Asthefunctionfordetectingshortsacrosstheinputsisnotfailsafe,itistestedbyPilzduringthefinalcontrolcheck.However,atestispossibleafterinstallingtheunitanditcanbecarriedoutasfollows:1、裝置備妥(輸出觸點閉合)Unitreadyforoperation(outputcontactsclosed)2、為探測輸入回路間的短路，淳2-S32短接，Shortcircuitthetest(connection)terminalsS22-S32fordetectingshortsacrosstheinputs.3、裝置的保險必定被RIGGER并且同時輸出回路切斷。電纜在最大允許長度范圍內(nèi)時，能夠延遲保險riggei達(dá)2分鐘。Theunit‘sfusemustbetriggeredandtheoutputcontactsmustopen.Cablelengthsinthescaleofthemaximumlengthcandelaythefusetriggeringforupto2minutes.復(fù)位/更換保險：去掉短路后關(guān)斷操作電壓1分鐘。Resetthefuse:removetheshortcircuitandswitchofftheoperatingvoltageforapprox.1minute.使用銅線能耐受60-75°C.Usecopperwiringthatwillwithstand60/75°C.Importantdetailsinthesection"TechnicalData“shouldbenotedandadheredto.Tooperate:供給操作電壓：連接工作電壓至端子1、A2.SupplyoperatingvoltageConnecttheoperatingvoltagetoterminalsA1andA2.連接工作接地端子至接地端Connecttheoperatingearthterminalwiththegroundearth.復(fù)位回路Resetcircuit:自動復(fù)位：短在S13-S14帶監(jiān)視的手動復(fù)位：連接按鈕至33-S34(S13-S14常開)-Automaticreset:BridgeS13-S14.-Manualresetwithmonitoring:ConnectbuttontoS33-S34(S13-S14open).輸入回路Inputcircuit:單通道：將S21-S22和，31/32短接。連接急停按鈕常閉觸點至12--S11.-Single-channel:BridgeS21-S22andS31-S32.ConnectN/Ccontactfromsafetyswitch(e.g.Emergency-Stop)toS12andS11.無短路檢測、雙通道：連接21-S22,連接急停按鈕的常閉觸點J11-S12及S11-S32-Dual-channel,withoutshortcircuitdetection:LinkS21-S22.ConnectN/Ccontactfromsafetyswitch(e.g.emergencystop)toS11-S12andS11-S32有短路檢測的雙通道：短接11-S12,連接急停按鈕的常閉觸點至21-S22及S31-S32.-Dual-channel,withshortcircuitdetection:BridgeS11-S12.ConnectN/Ccontactfromsafetyswitch(e.g.emergency-stop)toS21-S22andS31-S32.反饋控制環(huán)：連瓣聯(lián)的擴(kuò)展繼電器/接觸器至復(fù)位回路S13-S14或S33-S3.?Feedbackcontrolloop:Connectexternalrelays/contactorsinseriestoresetcircuitS13-S14orS33-S34.為晶體管輸出提供4v電壓：連接24VDC至端子Y31,0V至端子Y30。安全觸點被激活(處于閉合狀態(tài))并且輔助觸闋-42)處于斷開狀態(tài)°CH1、CH2被點亮。裝置處于備妥狀態(tài)。此后，如果輸入電路(例如急停回路)斷開，安全觸點4/23-24,33-34尋斷開且輔助觸，國1-42將閉合，狀態(tài)指示燈熄滅。?24VDCsupplyvoltageforsemi-conductoroutput:Connect+24VDCtoterminalsY31and0VDCtoY30.Thesafetycontactsareactivated(closed)andtheauxiliarycontact(41-42)isopen.Thestatusindicators"CH.1"and"CH.2"areilluminated.Theunitisreadyforoperation.Iftheinputcircuitisopened,thesafetycontacts13-14/23-24,33-34openandtheauxiliarycontact41-42closes.Thestatusindicatorgoesout.再次激活閉合輸入回路。如果是帶監(jiān)視的手動復(fù)位，按下連接農(nóng)3與34上的按鈕。狀態(tài)指示燈將再次點亮，安全觸點閉合。ReactivationClosetheinputcircuit.Formanualresetwithmonitoring,pressthebuttonbetweenS33-S34.Thestatusindicatorslightupagain,thesafetycontactsareclosed.應(yīng)用fig2-fig10是帶自動、監(jiān)視復(fù)位的急停按鈕接線實例，安全門控制以及通過接觸器擴(kuò)展觸點的實例。Fig.2、Fig7中S33-S34沒有接線Fig.3,4,5,6,8中S13-S14沒有接線Fig.7,帶安全門控制的自動復(fù)位：安全門被打開后裝置通過S13-S14復(fù)位來進(jìn)入備妥狀態(tài)，閉合輸入電路S11-S12,S21,S22及S31-S32后，安全觸點將會閉合。請注意Fig.2及Fig7，：失電后裝置會自動啟動，你需要采取擴(kuò)展外部電路的措施來避免不希望發(fā)生的啟動。ApplicationInFig.2...Fig.10areconnectionexamplesforEmergencyStopwiringwithautomaticandmonitoredreset.Safetygatecontrolsaswellascontactexpansionviaexternalcontactors.Fig.2and7:S33-S34notconnectedFig.3,4,5,6,8:S13-S14notconnectedFig.7:Automaticresetwithsafetygatecontrol:withthesafetygateopentheunitisready