北京西门子s7培训资料ppt课件.ppt

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1、Installation/MaintenanceofaPLCComponentsfortheConfigurationofanS7-300ComponentsFunctionRail...istherackforanS7-300PowerSupply(PS)...convertsthesupplyvoltage(120/230V)to24VDCoperationvoltagetosupplytheS7-300CentralProcessingUnit(CPU)...executestheuserpro

2、gramaccessories:memorymodule,back-upbatteryInterfaceModules(IM)...connectthebusbetweentheracks(tiers)SignalModules(SM)(Digital/Analog)...adaptvariousprocesslevelstotheS7-300.accessories:busconnector,frontconnectorFunctionModules(FM)...makefunctionsfo

3、rpositioning,closed-loopcontroletc.availableCommunicationProcessors(CP)...forconnectionsbetweenprogrammablelogiccontrollers.accessories:cable,software,interfacemodulesMountingPositionsforanS7-300ConfigurationExpansionCapabilitiesforanS7-300Slotnumber

4、1234567891011CPUIMSFMlocalPSPSIMRIMRPSIMRPSInstallationRulesForahorizontalconfiguration,theCPUandpowersupplymustbearrangedontheleft.Foraverticalconfiguration,theCPUandpowersupplymustbearrangedatthebottomThefollowingminimumclearancesmustbemaintained:20mmt

5、otherightandleftoftherack40mmaboveandbelowforasingle-tierconfigurationandatleast80mmbetweentworacksTheinterfacemodulealwaysoccupiesthespacenexttotheCPUTheremaybeamaximumofeightI/Omodules(signalmodules,functionmodules,communicationprocessors)insertedinara

6、ckAmulti-tierconfigurationispossibleonlyfortheCPU314/315/316Pleaseensurethatthereisalowresistanceconnectionbetweentherailandthesubstructure,suchasthroughcontactwashers.InstallationInstallationAidsChecklistHardwaremanualsPartslist1.................2......

7、............3...................•Areallthecomponentsavailable?(seepartslist)•Installtherail!•Installthepowersupply!•ConnectabusconnectortotheCPUandinstallthemodule!•ConnectabusconnectortoeachoftheI/Omodulesandinstallthemodules!•Connectthefrontconnectors

8、andinsertthelabellingstripsandtheslotnumber!•Wirethemodules(powersupply,CPUandI/Omodules)InstallationCheckListInstallingtheRail(Part1)482mm530mm830mm57.2mm466mm500mm800mm•ScrewtherailtothesubstructureusingM6screws!Protec