LeuzeelectronicGmbH+Co.KGInderBraike1D-73277OwenTel.+49(0)7021573-0info@leuze.de•www.leuze.comWereservetherighttomakechanges•18_b12gb.fm�Intelligentsensorforstoringsignalstates�Warningoutput�Triggerinput�Customer-specificapplicationarrangementagainstrotatingno.4reflectivetape0…0.3m10-30VDCAccessories:(availableseparately)�Mountingsystem(BT95)�M12connectors(K-D…)�ReflectorsIEC60947...IEC60947...IP67DimensioneddrawingAIndicatordiodesBOpticalaxisElectricalconnectionIPRK18Retro-reflectivephotoelectricsensorswithpolarisationfilterIPRK18/4L.02-01IPRK18/4L.02-010711SpecificationsOpticaldataOperatingrange(tape4)1)1)Operatingrange:recommendedrangewithperformancereserve0…0.3mRecommendedreflectortape4(14x70mm)LightsourceLED(modulatedlight)Wavelength660nm(visibleredlight,polarised)TimingSwitchingfrequency670HzResponsetime≤0.75msDelaybeforestart-up≤300msElectricaldataOperatingvoltageUB10…30VDC(incl.residualripple)Residualripple≤15%ofUBOpen-circuitcurrent≤35mASwitchingoutput2xPNPtransistorspin2:switchingoutput,memoryfunction-darkswitching,edgecontrolledwithfallingtriggeredge(H->L)pin4:switchingoutput,lightswitchingwithwarningfunc-tionSignalvoltagehigh/low2)2)Functionalextra-lowvoltagewithreliabledisconnectionorprotectiveextra-lowvoltage(VDE0100/T410)≥(UB-2V)/≤2VOutputcurrentmax.2x100mAIndicatorsGreenLED,continuouslightreadyGreenLED,flashingtriggeractive(High)RedLED,continuouslightoperationwithoutperformancereservefollowingtriggeredge(H->L)RedLED,flashingteachwithoutperformancereservefollowingtriggeredge(L->H)YellowLEDlightpathfreeMechanicaldataHousingdiecastzincOpticscoverglassWeight150gConnectiontypeM12connector,5-pin,stainlesssteelEnvironmentaldataAmbienttemp.(operation/storage)-25°C…+55°C/-40°C…+70°CProtectivecircuit3)3)2=polarityreversalprotection,3=short-circuitprotectionforalloutputs2,3VDEsafetyclassIIIProtectionclassIP67LEDclass1(acc.toEN60825-1)StandardsappliedIEC60947-5-2OptionsTriggerinputseeTriggerdiagramsectionactive/notactiveedgefrom0VtoUB/0VornotconnectedTriggerdelay≤0.75msOrderguideDesignationPartNo.WithM12connectorIPRK18/4L.0250106139TablesDiagrams0123456789100100200300400Distancex[mm]Lightspotdiameter[mm]Typ.lightspotdiameteryxRemarks�Theadjustmentscrewontherearofthesensorhasnofunction!�Approvedpurpose:Thephotoelectricsensorsareopticalelectronicsen-sorsforoptical,contactlessdetectionofobjects.IPRK18LeuzeelectronicGmbH+Co.KGInderBraike1D-73277OwenTel.+49(0)7021573-0IPRK18/4L.02-01info@leuze.de•www.leuze.comTriggerdiagramOperatingsituationwithsheetSoilingReflectorSwitchingoutputpin4Triggerinputpin5Switchingoutputpin2SheetSpecialcase-setupoperationReflectorSwitchingoutputpin4Triggerinputpin5IPRK18IPRK18/4L.02-010711ApplicationdescriptionThesensorwasdevelopedforthe"missingsheetinspection"applicationforKBAsheet-fedoffsetprintingmachines.Itisapolar-isedretro-reflectivephotoelectricsensor(PRK).Thisallowsforthedetectionofmediawithalltypesofsurfaces.Transparentorlenticularfoilsmustbeprintedinalight-absorbingmanneratthedetectionlocation.A70mmlong,no.4reflectivetapeisaffixedtoaholderonarotatingcylinder.Theholderisapproximatelyadaptedtothecylinderradius.Themachinereturnsatriggersignaltothetriggerinput(pin5)attherelevanttimes.Thesensorisequippedwithaswitchingoutputwithmemoryfunction(pin2)andaswitchingoutputwithoutmemoryfunction(pin4)withanoptionforprovidingawarningintheeventofsoiling.DescriptionoffunctionsIfthemachinerotateswithoutatriggersignal,outputpin4signalsthedetectionofthereflectivetape.Furthermore,thisunsavedsignallingofthereflectivetapeontriggersignal(L->H)onlyoccursifthelightspotisincidentonthereflector.Ifthereflectorisnotdetectedatthetriggeringtime(L->H),thisissignalledassoiling.Outputpin2withmemoryfunctionstoresthestateofthelightpathatthetimeofthefallingtriggeredge(H->L).Ifthelightpathisinterrupted,i.e.ifasheetispresent,theswitchingoutputmovestothehighlevelandremainsstoreduntilnosheetispresentinthelightpathonafallingtriggeredge(H->L).Ifthesensordoesnotdetectthetriggersignalduringtherisingedge(L->H)ofthetriggersignalorifthereisnotadequatesignal(soiling),outputpin4ismovedtolowlevel.IPRK18
