8B30/8B31VoltageInputModules,NarrowBandwidth8Bmodulesareanoptimalsolutionformonitoringreal-worldprocesssignalsandprovidinghigh-levelsignalstoadataacquisitionsystem.Each8B30or8B31moduleisolates,filters,andamplifiesavoltageinputsignalandprovidesananalogvoltageoutput.Signalfilteringisaccomplishedwitha5-polefilteroptimizedfortimeandfrequencyresponsewhichprovides70dBofnormal-moderejectionat60Hz.Onepoleofthisfilterisonthefieldsideoftheisolationbarrierforanti-aliasing,andtheotherfourareonthesystemside.Aspecialinputcircuitonthe8B30and8B31modulesprovidesprotectionagainstaccidentalconnectionofpower-linevoltagesupto240VAC.ClampcircuitsontheI/Oandpowerterminalsprotectagainstharmfultransients.Isolationisprovidedbyopticalcouplingtosuppresstransmissionofcommonmodespikesorsurges.Themoduleispoweredfrom+5VDC,±5%.ThemodulesaredesignedforinstallationinClassI,Division2hazardouslocationsandhaveahighlevelofimmunitytoenvironmentalnoise.PartNumberInputRangeOutputRangeBandwidthMechanicalFormatIsolationVoltage8B30-01-10to+10mV-5to+5V3HzModularplug-in-board1500Vrms8B30-02-50to+50mV-5to+5V3HzModularplug-in-board1500Vrms8B30-03-100to+100mV-5to+5V3HzModularplug-in-board1500Vrms8B31-01-1to+1V-5to+5V3HzModularplug-in-board1500Vrms8B31-02-5to+5V-5to+5V3HzModularplug-in-board1500Vrms8B31-03-10to+10V-5to+5V3HzModularplug-in-board1500Vrms8B31-04-1to+1V0to+5V3HzModularplug-in-board1500Vrms8B31-05-5to+5V0to+5V3HzModularplug-in-board1500Vrms8B31-06-10to+10V0to+5V3HzModularplug-in-board1500Vrms8B31-07-20to+20V-5to+5V3HzModularplug-in-board1500Vrms8B31-08-20to+20V0to+5V3HzModularplug-in-board1500Vrms8B31-09-40to+40V-5to+5V3HzModularplug-in-board1500Vrms8B31-10-40to+40V0to+5V3HzModularplug-in-board1500Vrms8B31-12-60to+60V-5to+5V3HzModularplug-in-board1500Vrms8B31-13-60to+60V0to+5V3HzModularplug-in-board1500Vrms