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外文翻译---PLC安装须知.doc外文翻译---PLC安装须知.doc -- 5 元

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编号:201311171040315506    大小:49.00KB    格式:DOC    上传时间:2013-11-17
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外文资料翻译1ThePLCgearingbeardknowsOneprefaceTheprogrammablecontroller(PLC)isakindofnewingeneraluseautomationcontroltoequip,ittraditionalofmeltaftertheelectricappliancescontroltechnique,thecalculatortechniqueandthecommunicationtechniqueHavethecontrolfunctionfortheintegralwholestrong,can*sexishigh,usingvividconvenience,beingeasytoexpandetc.advantagebutapplymoreandmoreextensively.ButwhileusebecausetheindustrylivingProducetheworkenvironmentofthespotbad,theinterferencesourceisnumerous,usinganelectricityanequipmentstostartorstoppingthemotionofcausethechargedbarbedwirenetelectricvoltageformationlowfrequencyinterferencesuchasthebigpower,electricweldingThemachine,theelectricitysparkprocessestheelectricityofthetoolmachine,electricalengineeringbrushetc.passestheelectromagnetismmatchtheoutputworkinterferenceetc.,wouldinfluenceaPLCnormalwork.ThoughthePLCisthecontrolthatusesexclusivelyandonthespottoequip,havingalreadyadoptedmuchmeasurewhiledesignmanufacturing,makingitcompareanorientationtotheindustrialenvironment,butforthesakeofindeedProtectthewholesystemstabilitycan*,stillshouldmakethePLChaveagoodworkenvironmentconditionasfaraspossible,andadopttheanti-interferencemeasureofthenecessity.2PLCwhileinstallingwiththemaintenanceshouldnoticeofproblem2.1PLCgearing外文资料翻译2ThePLCisapplicabletomostlyindustrialspot,butitstillhasacertainrequesttotheusagesituation,theenvironmenttemperature...etc..ControlaPLCworkenvironment,canraiseavailablyItsworkefficiencyandthelifespan.AvertfromwhileinstallPLCfollowingplace:(1)Theenvironmenttemperaturemorethan0~50scopeofthe℃s;(2)Relativehumiditymorethan85%existsdewtocoagulateperhaps;(fromwhatthetemperaturemutationorotherfactorscause)(3)Thesunlightprojectslightupondirectly;(4)Decayandcombustibleair,forexamplehydrogenchloride,hydrogensulfide...etc.;(5)Conjecturedtheironscrapsanddust;(6)Multifariousorcontinuousvibration,thevibrationfrequencyisa10~55Hzs,rangeisa0.5mms();(7)Overtheimpactwith10gs(thegravityacceleration).Allhavealreadyinstalledboreon4Capesofthesmallscaledandprogrammablecontrolleroutershell.Therearetwokindsofgearingmethods,oneisfixwiththebolt,thedifferentunithasadifferentgearingChinesefootInch;AnotherakindofistheDIN(Germanrepublicanstandard)orbittofix.ThegearingclipboardoftheDINorbitkitusage,orsoonerightnessforeach.OntheorbitpackfirstveryorsoClipboard,packupthePLC,thentightbolt.Forthesakeofmakingthecontrolsystemworkcan*,usuallyinstallprogrammablecontrollerinhavethecontrolcabinetofprotecttheoutershell,withKeepdust,greasydirt,waterfromsplash.ForpromisingprogrammablecontrollerBeworktheappearancedescenditstemperaturetokeepintheprovisiontheenvironmenttemperaturescope,installthemachineshouldhavefootSufficientwellventilatedspace,thebasicunithastohavethe30mmsabovepartitionwithexpandingoftheunit.Ifthesurroundingsenvironmentover55Cs,installelectricfan,forceairiness.Theelectricityinterferenceoftheotherperipheralsinordernotto,theprogrammablecontrollershouldkeepoffthehighvoltagelineandthehighpressure外文资料翻译3equipments,programmablecontrollerandthehighpressureequipmentsespossiblywithOfthepowercabledistancethatshouldstayatleasta200mms.Whentheprogrammablecontrollerperpendicularityinstall,takestrictprecautionsagainsttoleadlinehead,theironscraps...etc.todroptogointoprogrammablecontrollerinnerpartfromthewellventilatedwindow,makePCboardshort-circuit,makeitCan'tworknormallytoevendamagepermanently.2.2ThepowersupplyconnectslineThePLCpowersupplypowersupplyisa50Hzs,the220V±is10%alternatecurrents.TheFXseriestheprogrammablecontrollerhavethedirectcurrent24Vexportationtoconnectlinetocarry.Shouldconnectlinetocarrycanspreadfeeling(ifthelightelectricityswitchorneartoaswitch)toprovidethedirectcurrent24Vpowersupplyfortheimportation.Ifthepowersupplyoccurrencebreakdown,breakofftimelittlein10mses,PLCworkuninfluenced.Ifthepowersupplybreakofftodescendtoexceedtoallowavalueoverthe10msesorthepowersupply,thePLCthenstopsWork,allexportationsorderalltobreaktoopeninthemeantime.Whenthepowersupplyrecover,iftheRUNimportationconnect,thenoperatinganautocarryon.Interferencecometothepowercable,thePLChastoboycottanabilityenough.Ifthepowersupplyinterferenceisspeciallyserious,caninstall1changetocompareto1:1oftheinsulationchangetopressMachinewithreducetheinterferenceofoftheequipmentsandground.2.3ConnectgroundConnectinggroundgoodlyistopromisePLCcan*theimportantconditionofthework,canavoidtheelectricvoltageoftheaccidentaloccurrencepoundingatbane.Connectagroundoflineandmachineconnectsgroundtocarrytoconnect,basicTheunitconnectsground.Ifwanttousetoexpandunit,itsconnectingalocationshouldconnectalocationwithbasicunittoconnecttogether.Forrepressingtoimposethepowersupplyandimportationtocarry,outputsomethingtocarry外文资料翻译4Interference,shouldmounttheappropriationgroundlineforprogrammablecontroller,connectthelocationshouldconnectalocationwiththemotiveequipments(suchaselectricalengineering)toseparate.Ifcouldnotreachthiskindofrequest,alsonecessarilyThebeardattainispublicwithotherequipmentsestoconnectground,forbidtoestablishwithotherequipmentsestoconnectground.Connectthelocationshouldpossibly*nearPLC.2.4Thedirectcurrent24VsconnectslinetocarryWhenusagehadnoimportationsparepartthatthesourcetouchestoorder,thePLCinternal24Vpowersupplypassestheelectriccurrentthattheimportationsparepartcarriestoprovidetoordera7mAseachtimetowardtheimportation.ThePLC24Vsconnectslinetocarryson,canalsooutwardlythedepartmentspreadthefeelingmachine(ifneartotheswitchorthelightelectricityswitch)toprovideelectriccurrent.When24Vscarriedsontomaketospreadthefeelingmachinepowersupply,theCOMcarrySonisthedirectcurrent24Vgroundcarry.Iftheadoptionexpandsseaman,thenshouldbasicunitwithexpandthe24Vsoftheunittocarrytolink.Moreover,anyexteriorpowersupplycan'tconnectArrivethiscarriesson.Iftookplacetocarryphenomenon,theelectricvoltagewilldropintoautomatically,thatimportationhasnoeffecttotheprogrammablecontroller.EachtheimportationamountofpointofPLCofmodelnumberistohaveprovisionof.Ordertoeachimportationthathaven'tyetuse,itdoesn'tconsumeanelectricity,sointhiskindofcase,the24VpowersupplycarrySonoutwardlythepowersupplyflowoftheabilitycanincrease.TheemptyoftheFXseriesPLCcarriesson,can'tuseunderallcircumstances.2.5Theimportationconnectsline
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