1747-L20A输出模块1747-L20A输出模块1747-L20A输出模块PLC的可靠性很高，但环境的影响及内部元件的老化等因素，也会造成PLC不能正常工作。如果等到PLC报警或故障发生后再去检查、修理，总归是被动的。如果能经常定期地做好维护、检修，就可以做到系统始终工作在状态下。因此，定期检修与做好日常维护是非常重要的。一般情况下检修时间以每6个月至一年1次为宜，当外部环境条件较差时，可根据具体情况缩短检修间隔时间。ALLENBRADLEY1771-IFE/CNSPP1771IFECSIEMENSTI575-2102VMEPLCTexasInstrumentsMP6000500-9912TITexasInstrumentsRedundantRemoteBaseController5009912N761PERCEPTRON911-0008USPP9110008ASEABROWNBOVERI7525A67G10NSPP7525A67G10SIEMENSLMG-90USPPLMG90TEXASINSTRUMENTSPLC505-6663USPP5056663TEXASINSTRUMENTSPLC5120-11USPP512011***CMY1B63-1400NSFPMY1B631400ASEABROWNBOVERIACS800-U1-0011​-5+L502+L508+N​660+P901USPPACS800U100115L​50TEXASINSTRUMENTS500-5019WORDOUTPUTMODULENEW5005019TexasInstrumentsPLCModel305ASEABROWNBOVERIYB560103-AC/8USPPYB560103AC8ALLENBRADLEY1784-KTK1NSPP1784KTK1GENERALELECTRICDS3800HIOA1C1EUSPPDS3800HIOA1C1EPERCEPTRON911-0004USPP9110004PanasonicACServoDriverMDDA153A1A1.5kWTEXASINSTRUMENTSSiemensTIPN560-2128TEXASINSTRUMENTSPLC505-6408NSFP5056408(AB01)ACSERVODRIVERZ축DIRVERPANASONICMSDA041A1A07PanasonicACServoMotorM***D022PJTFreeShipPANASONICMUDS041A1AACSERVOMotor+MUMS041A1E0SACSERVODRIVETexasInstruments500-5052PERCEPTRON515-0108DIGITALSPOTLIGHTASEABROWNBOVERIMK14A-ABBUSPPMK14AABBASEABROWNBOVERI283-012USPP283012TEXASINSTRUMENTS510-1101PROGRAMMABLECONTROLLERASEABROWNBOVERIRTU211USPPRTU211GIDDINGS&LEWIS401-50326-00USPP4015032600PanasonicM***022F2GSERVOMOTORNEWALLENBRADLEY1334-COB-T1USPP1334CO1One-dayshippingailableTEXASINSTRUMENTSPLC990-202-BUSPP990202BPanasonicACServoDriverDriverMSD043A1XXVFreeShipASEABROWNBOVERIYTEA-2508USPPYTEA2508KEBCOMBIVERT17.F4.F1H-4R01NSPP17F4F1H4R01TEXASINSTRUMENTSPLC164-2111NSFP1642111TEXASINSTRUMENTSPLC500-5031USPP5005031ExpeditedshippingailableSAJF//PANASONICMDDDT5540L01ACSERVOUSEDSIEMENS3RW2221-1AB05USPP3RW22211AB05MODICONAS-J475-000NSFPASJ475000PANASONICSERVODRIVERMfDDTA390L013KWTEXASINSTRUMENTSPLC335-1NIMNSFP3351NIMPERCEPTRON911-0011USPP9110011TexasInstrument500-5037AAnalogInputModuleNEWSIEMENS525-1102SIMATICTI525PLCCPUMOCULEASEABROWNBOVERIDSQC-211NSFPDSQC211PanasonicACServoDriverMSD011A1XXw/60daywarrantyABBPLCS900AI950SI/OSystemAnalogInputTI4-ExTemperatureModuleTexasInstruments555-1103TEXASINSTRUMENTSPLC7MT-902NSPP7MT902WESTINGHOUSE4256A25G01USPP4256A25G01TexasInstruments500-2101RELIANCEELECTRIC41040358BBFNFP41040358BBASEABROWNBOVERIS6N600BW-4USPPS6N600BW4ASEABROWNBOVERI086363-001NSFP086363001TEXASINSTRUMENTSPLC7MT-1300NSPP7MT1300RELIANCEELECTRIC413338-1YAUSPP4133381YATEXASINSTRUMENTSPLC505-4216ANSFP5054216ATEXASINSTRUMENTSPLC500-2114AUSPP5002114AOMRONNT631C-ST141B-​***USPPNT631CST141BEV​2)