施耐德PLC讲座d 系统构筑.ppt

QuantumIEC,Lesson4ObjectivesAftercompletingthislesson,thelearnerwillbeabletoStatethecapacityofadropofQuantumI/Omodules.DefinethetermRemoteI/Oandlistitscharacteristics.Discussthemigrationpathfrom984toQuantumRemoteI/Ousingexisting800and200SeriesI/Omodules.DefinethetermDistributedI/Oandlistitscharacteristics.,QuantumIEC,QuantumSystemTopologiesLocalI/OArchitectureRemoteI/OConfigurationsSpecificationsDistributedI/OConfigurationsSpecifications,QuantumIEC,LocalI/OArchitecture,QuantumIEC,RemoteI/OSystem,QuantumIEC,,RIOisahighspeed1.544Mbit/slocalareanetworkLANthatusescommerciallyavailableCoaxialcableandCATVmediatechnology.Upto31DropsorRacksofModiconI/Omodulescanbecommunicatedwithupto15,000ft.away.CommunicationofI/OdatawiththeRemoteDroptakesplaceonlineduringthesolutionofthePLCLogicProgram.,RemoteI/OCommunications,QuantumIEC,TapsandSplittersareusedalongwiththecoaxcabletocreatedifferentRIOtopologies.Cable,TapsandSplittersallcausedBlossessignalstrengthalongthesystem.SignallossdBlossmustnotexceed35dBtoanyDropintheRIOnetwork.75ohmTerminatorsmustbeusedtoterminateopendropsorunusedtrunkportsinordertomaintainaproperimpedancematch.,RemoteI/OCommunicationsCont’d,QuantumIEC,RemoteI/ODualCable,QuantumIEC,RemoteI/Ousing800SeriesDrops,QuantumIEC,BackwardCompatibility,SupportIncludesS908RemoteI/O200I/OviaJ290/J291800I/OviaJ89x/P89xSingleorDualCable,CableCompatibilityModbusPlusTwistedPairS908CoaxCablesModsoft/ProWorx/Concept584/984ApplicationPrograms,QuantumIEC,RemoteI/OInterfaces,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,140CRP93100,Processor,SingleCable,140CRP93200,Processor,DualCable,140CRA93100,Adapter,SingleCable,140CRA93200,Adapter,DualCable,,,,,QuantumIEC,Multi-NetworkDistributedI/O,QuantumIEC,DistributedI/OisI/OthatcommunicatesonaModbusPlusNetwork.AlltheModbusPlusrulesandspecificationspreviouslydiscussedapplytoDistributedI/O.SinceallcommunicationportsareservicedattheendofthePLC’sScancycleandModbusPlusisacommunicationport,theDIO’sI/Odropsareservicedattheendofthescan,vs.RIO’sI/Owhichisservicedduringthescan.,DistributedI/OSystem,QuantumIEC,FlexibilitytohandlesmalldistributedamountsofI/Oinupto189locations.AccessDIOfromCPU’slocalModbusPlusoroptionalModbusPlusInterfaceNOM.Eachportcanserviceupto63dropswithupto6,000ft.ofcable.,DistributedI/OSystemCont’d,QuantumIEC,Addressingsupports30wordsinand32wordsout.I/OMapsupportsdirectmappingofs,coilsandregisters.GlobaldatanotusedonDIONetworks.,DistributedI/OSystemCont’d,QuantumIEC,DualCableDistributedI/OSystem,QuantumIEC,MultipleDeviceDistributedI/O,QuantumIEC,DistributedI/OConfigurations,QuantumIEC,DistributedI/OInterfaces,DIOAdapter,140NOM21100NetworkOptionModule,SingleCable140NOM21200NetworkOptionModule,DualCable140CRA21110DIOAdapter/ACPS,SingleCable140CRA21210DIOAdapter/ACPS,DualCable140CRA21120DIOAdapter/DCPS,SingleCable140CRA21220DIOAdapter/DCPS,DualCable,,,,,,,