TheEzi-SERVOisanInnovativeclosedloopsteppingmotorcontrolsystemthatutilizedahigh-resolutionencoder. TheEzi-SERVOisanInnovativeclosedloopsteppingmotorcontrolsystemthatutilizedahigh-resolutionencoder.TheEzi-SERVOkeepsupdatingthecurrentpositionevery25mico-secusinghighperformanceDSP.ThemostsuitabletoVisionSystem. Characteristics DriveSpec. MotorSpec. ExternalWiringDiagram Catalog:DemoMovie TheEzi-SERVOisaninnovativeclosedloopsteppingmotorcontrollerthatutilizesahigh-resolutionencodertoconstantlymonitorthecurrentmotorshaftposition.Withtheencoderfeedbackfeature,theEzi-SERVOkeepsupdatingthecurrentpositioninformationevery25microseconds.Ifnecessary,theEzi-SERVOtakesacorrectiveactiontocompensatethelossofsynchronization,forexample,duetoasuddenloadchange,eliminatingmissingsteperror,whichisatypicaldrawbackwithsteppingmotors.Inordertoimpoveacontrolperformance,tuningthegainsofaservosystemisthemostcrucialstep.Dependingonthesourceofaloadchange,thisisalong,tedious,troublesome,andtime-consumingjobforanapplicationfieldengineer.TheEzi-SERVOfullyemploystheuniquecharactoristicsoftheclosedloopsteppingmotorcontrol,eliminatingthesecumbersomestepsandgivingtheengineerasimilarsatisfactionwithahighperformanceservosystem.Especially,Ezi-SERVOiswellsuitedforlowstiffnessloads(forexample,abeltandpulleysystem)thatarecommonproblemsexpriencedinamostservosystem,whilestillmaintainingthebestperformanceinallsituations. Contrarytoatraditionalservomotordrive,thereisnoproblemofhuntingintheEzi-SERVOthatutilizestheuniquefeatureofsteppingmotors.Afterreachingadesiredtargetposition,Ezi-SERVOdoesnotexperienceafluctuationofmotion.Thisisfeatureisespeciallyusefulinanapplicationsuchasvisionsystemsinwhichvibrationcouldbeaproblem.Ezi-SERVOisahigh-precisionservodrive,usingahigh-resolutionencoderwith10,000pulses/revolution.Further,unlikeaconventionalmicrostepdrive,theon-boardhighperformanceDSP(DigitalSignalProcessor)performsavectorcontrolandfiltering,realizingasmoothrotationalcontrolwithminimumripples.Similartoconventionalsteppingmotors,Ezi-SERVOshowsgoodsynchronizationwithcommandingpulsesandrealizesashortandfastresponseinapositioningaction,Thus,itisagreatfeatureofEzi-SERVOwhenrapidmotionswithashortdistancearerequired.Forthecaseoftraditionalservomotorsystems,thereisaconsiderabledelaybetweenthecommandinginputsignalsandtheresultantmotionbecauseoftheconstantmonitorofthecurrentposition,necessitatingawaitingtimeunitlitsettles,calledsettlingtime.Theuntilofthepositioncommandcanbedividedprecisly.(max.10,000pulses/revolution)Comparedwithcommonstepmotors,Ezi-SERVOcanmaintainahightorquestateoverrelativelylongtimeperiods.Sinceitispossibleforthedrivetocontinuouslyoperatewithoutlossofsynchronismunder100%load,thereisnoneedtoconcerntheload-tolerance,opposingtoconventionalmicrostepdrives.Ezi-SERVOexploitshigh-torqueinhigh-speedregimeowingtotheinnovativeoptimumcurrentphasecontrolinaccordancewithrotationalspeeds.TheEzi-SERVObehaviorsequallywellathighspeedwithoutlossofsynchronism.Theabilityofconitnuousmonitorofcurrentpositionsenablesasteppingmotortogeneratehigh-torqueevenundera100%loadcondition.Sincethedrivecontrolstheoperatingcurrentdependingonthervariationofaloadcondition,itispossibletoreducetheheatgeneration,inturnimprovingtheefficiency.