EQN425

ProductInformationEQN425AbsoluteRotaryEncoderswithTTLorHTLSignals10/2014EQN425Rotaryencoderforabsolutepositionvalueswithblindhollowshaft•Statorcouplingforplanesurface•EnDatorSSIinterface•AdditionalincrementalsignalswithTTLorHTLlevels0.05ARequiredmatingdimensions=BearingofmatingshaftM=Measuringpointforoperatingtemperature1=Connectorcoding2=ClampingscrewwithX8hexalobularsocket.Tighteningtorque1.1±0.1Nm3=Compensationofmountingtolerancesandthermalexpansion,nodynamicmotionpermitted4=DirectionofshaftrotationforoutputsignalsaspertheinterfacedescriptionSpecificationsAbsoluteSpecificationsEQN425–MultiturnInterfaceEnDat2.2Orderingdesignation*EnDatHEnDatTPositionvaluesperrevolution8192(13bits)Revolutions4096(12bits)CodePurebinaryCalculationtimetcalClockfrequency≤9µs≤2MHzIncrementalsignalsHTLTTLSignalperiods*2565121024204851220484096Edgeseparationa≥3.3µs≥2.4µs≥0.8µs≥0.6µs≥2.4µs≥0.6µs≥0.2µsOutputfrequency≤26kHz≤52kHz≤103kHz≤205kHz≤52kHz≤205kHz≤410kHzSystemaccuracy1)±60±60±60±20±60±20±20ElectricalconnectionM23flangesocket(male)17-pin,radialCablelength2)≤100m(withHEIDENHAINcable)Powersupply10Vto30VDC4.75Vto30VDCPowerconsumption3)(maximum)SeePowerconsumptiondiagramAt4.75V:≤900mWAt30V:≤1100mWCurrentconsumption(typical,withoutload)At10V:≤56mAAt24V:≤34mAAt5V:≤100mAAt24V:≤25mAShaftBlindhollowshaftØ12mmSpeedn4)≤6000min-1Startingtorqueat20°C≤0.01NmMomentofinertiaofrotor4.3×10-6kgm2Axialmotionofmeasuredshaft≤±1mmVibration10to2000Hz5)Shock6ms≤150m/s2(EN60068-2-6)≤1000m/s2(EN60068-2-27)Operatingtemperature4)–40°Cto100°CProtectionEN60529Housing:IP67Shaftexit:IP64Weight≈0.30kg*Pleaseselectwhenordering1)Forabsolutepositionvalue;accuracyoftheincrementalsignaluponrequest2)ForHTLsignals,themaximumcablelengthdependsontheoutputfrequency(seeCablelengthforHTLdiagrams)3)SeeGeneralelectricalinformationintheInterfacesofHEIDENHAINEncoderscatalog4)Forthecorrelationbetweentheoperatingtemperatureandtheshaftspeedorsupplyvoltage,seeGeneralmechanicalinformationintheRotaryEncoderscatalog5)10Hzto55Hz,constantoverdistance,4.9mmpeaktopeakSpecificationsAbsoluteSpecificationsEQN425–MultiturnInterfaceSSIOrderingdesignation*SSI41HSSI41TPositionvaluesperrevolution8192(13bits)Revolutions4096(12bits)CodeGrayCalculationtimetcalClockfrequency≤5µs≤1MHzIncrementalsignals*HTLorHTLsTTLSignalperiods*2565121024204851220484096Edgeseparationa≥3.3µs≥2.4µs≥0.8µs≥0.6µs≥2.4µs≥0.6µs≥0.2µsOutputfrequency≤28kHz≤52kHz≤103kHz≤205kHz≤52kHz≤205kHz≤410kHzSystemaccuracy1)±60±60±60±20±60±20±20ElectricalconnectionM23flangesocket(male)12-pin,radialM23flangesocket(male)17-pin,radialCablelength2)≤100m(withHEIDENHAINcable)Powersupply10Vto30VDC4.75Vto30VDCPowerconsumption3)(maximum)SeePowerconsumptiondiagramAt4.75V:≤900mWAt30V:≤1100mWCurrentconsumption(typical,withoutload)At10V:≤56mAAt24V:≤34mAAt5V:≤100mAAt24V:≤25mAShaftBlindhollowshaftØ12mmSpeedn4)≤6000min-1Startingtorqueat20°C≤0.01NmMomentofinertiaofrotor4.3×10-6kgm2Axialmotionofmeasuredshaft≤±1mmVibration10to2000Hz5)Shock6ms≤150m/s2(EN60068-2-6)≤1000m/s2(EN60068-2-27)Operatingtemperature4)–40°Cto100°CProtectionEN60529Housing:IP67Shaftexit:IP64Weight≈0.30kg*Pleaseselectwhenordering1)Forabsolutepositionvalue;accuracyoftheincrementalsignaluponrequest2)ForHTLsignals,themaximumcablelengthdependsontheoutputfrequency(seeCablelengthforHTLdiagrams)3)SeeGeneralelectricalinformationintheInterfacesofHEIDENHAINEncoderscatalog4)Forthecorrelationbetweentheoperatingtemperatureandtheshaftspeedorsupplyvoltage,seeGeneralmechanicalinformationintheRotaryEncoderscatalog5)10Hzto55Hz,constantoverdistance,4.9mmpeaktopeakDiagramsPowerandcurrentconsumptionForencoderswithalargesupplyvoltagerange,thecurrentconsumptionhasanonlinearrelationshipwiththesupplyvoltage.ItisdeterminedusingthecalculationdescribedintheInterfacesofHEIDENHAINEncoderscatalog.FortherotaryencoderswithadditionalHTLoutputsignals,thepowerconsumptionalsodependsontheoutputfrequencyandthecablelength.ThepowerconsumptionvaluesfortheHTLorHTLsinterfacecanthereforebetakenfromthediagrams.Themaximumpermissibleoutputfrequencyisshowninthespecifications.Itoccursatthemaximumpermissibleshaftspeed.Theoutputfrequencyforanyshaftspeediscalculatedusingthefollowingformula:f=(n/60)×z×10-3wheref=OutputfrequencyinkHzn=Shaftspeedinmin-1z=Numberofsignalperiodsper360°Outputfrequency[kHz]Powerconsumption[mW]Powerconsumption(maximum)forHTLinterfaceandsupplyvoltageUP=30VOutputfrequency[kHz]Powerconsumption[mW]Powerconsumption(maximum)forHTLsinterfaceandsupplyvoltageUP=30VCablelengthforHTLFortherotaryencoderswithadditionalHTLoutputsignals,themaximumpermissiblecablelengthdependsonseveralcriteria:■Outputfrequency■Supplyvoltage■OperatingtemperatureThecorrelationsareshownseparatelyfortheHTLandHTLsinterfaceinthediagrams.Therearenolimitationsifasupplyvoltageof10VDCisused.Outputfrequency[kHz]Cablelength[m]MaximumpermissiblecablelengthforHTLinterfaceOutputfrequency[kHz]Cablelength[m]MaximumpermissiblecablelengthforHTLsinterfaceElectricalconnectionPinlayoutforEnDatwithTTLorHTL17-pinflangesocket,M23PowersupplyIncrementalsignalsAbsolutep