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ROTORK YTC YT-300 VOLUME BOOSTER Manual - PPT

Rotork YTC Volume booster relay, Rotork YTC YT-300 is used in pneumatic control valve which receives positioneru2019s output signal and supply air pressure actuator to reduce response and adjusting time. <br><br>For any Enquiry Call Us: 91-11-2201-4325, For Sales Enquiry Email at : Enquiry@ytcindia.com, Our Website :- www.ytcindia.com<br>

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ROTORK YTC YT-300 VOLUME BOOSTER Manual - PPT

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  1. VolumeBoosterRelays YT-300,YT-305 USER'S MANUAL YTC V.1.02

  2. VolumeBoosterRelays YT-300,YT-305 • ProductDescription • Volumeboosterrelay,YT-300(YT-305)usedinpneumaticcontrolvalvewhichreceives positioner'soutputsignaland supplyairpressureactuatorforreduceresponseand adjustingtime. • ProductCharacteristic • Suppliesconstantairpressureattherateof1:1. • By-passingcontrolenhancesafetyofcontrolvalve. • Responsestoslightchangesininputsignal,whichincreasesaccuracyofoutputof airpressuretoactuator. • Built-in100meshscreenfiltersdustsintheair. • Label Indicatesproduct'smodel,suffix,andoptions(ifany). Pleaseseebelowtableformoredetailed informationonsuffix. Indicatesthesizeofairconnectionport. Indicatesmaximumlevelofairsupply. MODEL: AIRCONNECTION: MAX.SUP.PRESS.: MAX.SIG,/OUTPRESS.:Indicatesmaximumsignal/outputlevel. PRODUCTNO.: Indicatestheproduct'suniqueserialnumber. SuffixSymbol YT-300(YT-305)followssuffixsymbolsasbelow. YT-300/YT-305 P:PT N:NPT ConnectionSize 1:-20~70℃ 2:-20~120℃ 3:-40~70℃ AmbientTemperature

  3. VolumeBoosterRelays YT-300,YT-305 Specification PartandAssembly Pleasebeknowledgeableofproduct'smajorpartsandassemblystepsforfuture maintenance.

  4. VolumeBoosterRelays YT-300,YT-305 OperationLogic Theairpressureisbeingsuppliedtoactuatorby thesupplypressurefromregulator, whichsendsoutputsignaltosignalport.Theupperdiaphragm(③) isbeingpushed down tolowerdiaphragm (⑤)and push maindisk(⑨).Theairpressurethenwillbe supplied to actuatorthrough exhaust port.Balanced output and signal pressure willmove upperdiaphragm(③)whichwouldmaintaintherate1:1constantly.Ifoutputishigher thansignalpressure,thendiaphragmassemblywillberaisedwhichwouldresult exhaustionofoutputpressurethroughexhaustring(④).Outputpressure'ssensitivityto signalcanbeadjustedby rotatingadjustbolt(①),andsafety ofclosedloopsystemcan beenhanced. AdjustBolt UpperCover Upper Diaphragm Lower Diaphragm Body ExhaustRing Stem StemSpring DrainPlug

  5. VolumeBoosterRelays YT-300,YT-305 Dimension(outer) Installing • ☞Caution • Wheninstallingtheproduct,pleasefollowbelowprocedures. • Alwayswearsafetyequipmentsandfollowsafetyprocedures. • Compressedgascan beexplodedanddamagethebody/partsorsurrounding structure,iftheproduct'smaximumspecificationexceeded.Pleasecheckthe • product'sspecificationbeforeinstalling.Also,inordertominimizethedamage,in caseofaccident,pleasemakesureallof thecompressed/pressurizedinputlines by-passed. • Formaintenance,pleasestopvolumebooster'soperationtimelybasis. • Airmustbeclean,dry,andnotcorrosivegaswhichmustbepassedthroughthe • filter. • Inflowairwillbeexhaustedthroughtheexhaustportwhichlocatedonthesideof thevolume booster. • Pleasebecheckexhaustportforsubstancesorobstacle. Also,makesurenotto leavevolumeboosterinsealedplaces. • Itisrecommendedtouseappropriatecapacityofairfilterregulator.

  6. VolumeBoosterRelays YT-300,YT-305 InstallLayout YT-300shouldbeinstalledbetweenactuator,positioner,andsupplypipes,andcanbe installedwithoutabracketwhichcanbesupported only byairpressurepipes.Before connectingpipes,pleasemakesuretheinsideofpipesareclear,andthesizeofthe pipearerelevanttothecapacity. Iftheboostermustbemountedonabracket,thebracketmustbemadeaccordingto theouterdimensiononthepreviouspage.

  7. VolumeBoosterRelays YT-300,YT-305 InstallExample

  8. VolumeBoosterRelays YT-300,YT-305 Maintenance Pleaserefertobelowtable(repairkit)andparts'name(pg2). parts,please makesuretofollowfield's safetyinstructionand accidentsanddamagestotheproduct. Beforereplacingany manualtoavoidany Repairkit WhenusingRepairKit,allofthepartsmustbereplacedatthesametime. replacingpartmayresultshorteningproduct'slifecycle. Partial • Troubleshooting • Novalveoperationresponsetosignaltopositioner • ① Pleasecheckifairpressuresuppliedisconstantandnormalfromregulatorto • positionerand/orvolumebooster. • ② Pleasecheckifairpressureisbeingexhaustedfrompositioner'sexhaust port. • ③ Pleasecheckifsupplyandexhaustportarebeingnotblocked. • Unstablevalveoperationwhensignalhasbeensenttopositioner • ① Pleasereducevalvepackingand/orvalvefrictionlevel. • ② Pleaseincreasesizeoftheactuator. • Huntingoccurswhensignalhasbeensenttopositioner • ① Pleasereducevalvepackingand/orvalvefrictionlevel. • ② Pleaseincreasesizeoftheactuator. • ③ Pleaserotatecontrolscrewcounter-clockwiseontopoftheboosterto reducesensitivity. • Slowvalveoperationwhensignalhasbeensenttopositioner • ① Pleasecheckifregulatorcontrolpressureistoolow. • ② Pleasecheckifsupplypipetoactuatorisblocked. • ③ Pleasecheckifthereisanyleakage. • ④ Pleaserotatecontrolscrewclockwiseontopoftheboostertoenhance sensitivity.

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