d661valves-(moog伺服阀样本).pdf

,operateandtroubleshoottheMoogD661SeriesServoandPropor--flapperorServoJet®pilotstage,spoolinbushing,withoutadditionalmechanicalfeedbackSeriesSServovalveconfiguredlikeversionG,butwithadditionalmechanicalfeedbackSeriesHServovalveconfiguredlikeversionS,butwithimprovedperformance(highresponse)SeriesP...A/BProportionalvalvewithServoJet®pilotstage,spoolinbody,withoutadditionalmechanicalfeedbackSeriesP...F/GProportionalvalveconfiguredlikeversionP...A/B,-G,SandHSeriesandtheProportionalFlowELECTROHYDRAULICVALVECUT-AWAYControlValvesD661-PSeriesarethrottlevalvesfor2-,3-and4-,5-,velocitiy,-G,SandHBushingThespoolofthemainstageisdrivenbyanozzleflapperorServoJet®pilotstage,optionalwithorwithoutadditionalmechanicalfeedback(nozzleSpoolflapperonly).WithversionsD661-,MAINTENANCE,ORDANCEWITHTHE2INSTRUCTIONSHEREINOROTHERSPECIFICWRITTENDIRECTIONSFROMMOOGWILLINVALIDATEMOOG’-GSeries,withoutadditionalmechanicalfeedbackOperatingPrincipleoftheTwo-StageValveThepositiontransducerwhichisexcitedviaanoscillatormeasurestheAnelectricinputsignal(mand)isappliedtotheintegratedpositionofthespool(actualvalue,positionvoltage).-