6GK1704-1CG20-3AA0***
价格:999.00
6GK1704-1CG20-3AA0***;6GK1704-1CG20-3AA0***;6GK1704-1CG20-3AA0***我厂KP8000t热模锻压力机铸造生产线,由5台OMRONC200H型可编程序控制器(PC)控制。下面介绍我们对PC一次CPU停机故障排除方法,以期同行指正。1.故障现象据值班电工反映,系统电源指示灯POWER亮,正常操作外部开关、按按钮时,CPU面板上ERROR报警指示灯亮,外部输出切断,当时刚好上午准备下班。下开机时,从CPU内部冒出一股浓烟,此时,PC交流电压为247V左右。2.故障分析及处理当PC控制出现下列优先级错误时会引起CPU停机:CPUWAIT’G(CPU等待)、MEMORYERR(存储器错误)、NOENDINST(无结束语句)、I/OBUSERR(I/O总线错误)、I/OSETERR(I/O设置错误)、I/OUNITERR(I/O单元错误)、SYSFAILFALS(系统出错)等。用编程器读出出错信息如下:COUWAIT’G、MEMORYERR。拆下该CPU,经查看内部线路,发现CPU内部电源部分一集成件SI-9510A已炸开,显然,CPU不能运行。可能原因是当时电源电压高于OMRON产品给定电压值(240Va.c)7V左右或该集成件本身质量欠佳造成的。更换同型号CPU,ERROR红灯仍亮,系统不能启动,用编程器读出的出错信息依然如故。为了防止意外和查看问题方便,我们将备用的存贮器换上,因其RAM中无用户程序。此时,能引发CPU等待的错误主要有两个方面:特殊I/O单元等待及扩展I/O单元等待。首先,我们查看了扩展单元的各部分,其电源供给正常,发现连接电缆插头松动,插好,试机,PCCPU依然停机,但无存贮器错误显示。由于系统未进行I/O地址登记,为查找原因方便,将扩展机架“离线”操作,直接检查主板特殊单元。存贮器中RAM为空白,只要拆下坏的模板后,CPU就应运行,其RUN指示灯亮(编程器置RUN或MONIT状态)。当拆下主板上OD215模板后,RUN亮,将备用的OD215进行状态设置,替换后也亮。此时,再将原来的存贮器换上,结果编程器上蜂鸣器马上声响,又出现MEMORYERR出错信息,可见存贮器也被烧坏。只能用备用的存贮器,重新输入原始用户程序,分段检查、试车,***后全部重新试车,系统正常,交付使用。直此,笔者认为引起这次停机故障的可能原因是特殊I/O单元OD215损坏,又由于偶然因素如电压偏高,使CPU烧坏及存贮器损坏。3.体会(1)PC控制系统设计时,其电源的稳压设计必须引起重视,以满足当地电压波动范围适合PC规范要求,为此,我们正着手改进原电源线路(2)程序需备份。设计者一般均有程序备份,用户手中也必须有正确的程序清单。(3)平时应当注意何处可以购买到备件,以便及时修复机器。TEXASINSTRUMENTSPLC500-4005USPP5004005TISiemensCTi500-2151-A5002151PowerSupply2151APLCTEXASINSTRUMENTSPLC565-1101USPP5651101ASEABROWNBOVERIDPH-15051NSFPDPH15051TEXASINSTRUMENTSPLC500-3103USPP5003103INDRAMATRECO-G06-01-FWUSPPRECOG0601FWExpeditedshippingailableASEABROWNBOVERIYT212001-ADUSPPYT212001ADTEXASINSTRUMENTSPLC505-7016USPP5057016TexasInstruments500-5033TEXASINSTRUMENTSPLC7MT-1300NSFP7MT1300SiemensTI510-2102PLCASEABROWNBOVERIYXU-168EUSPPYXU168EALLENBRADLEY1771-TCMNSFP1771TCMSABROE1572.008NSPP1572008TEXASINSTRUMENTSPLC500-7201USPP5007201MODICONNW-BM85E-232USPPNWBM85E232TEXASINSTRUMENTSPLC505-7038USPP5057038ASEABROWNBOVERIYTE-102AUSPPYTE102AReturns:Acceptedwithin7daysASEABROWNBOVERIACS800-U1-0011-5USPPACS800U100115NewPanasonicNachi-FujikoshiM***082Q3DServoMotorNIBALLENBRADLEY512M-BJA6P-24RNSPP512MBJA6P24R(AB02)DV8C150SDDBPANASONICSERVODRIVERUSEDWORKINGTexasInstrumentsPLC315-DRDCInRelayOutNEWJOHNSTONEPUMPCOMPANY301-033C38USPP301033C38GENERALELECTRICDS3800HRRA1D1AUSPPDS3800HRRA1D1ATexasInstruments5TI-1032-2PanasonicACSERVODRIVERMADDT1207003200WfreeshipSAJF//PANASONICMSDA041A1A07M***A041A1FACSERVODRIVERMOTORUSEDtexasinstrumentscardmoduleplc500-503550050352462150-00124621500001TEXASINSTRUMENTSPLC0983801-0003USPP09838010003TEXASINSTRUMENTSPLC500-5027NSFP5005027TexasInstrumentsLoopAccessControlModulePPM550-416TexasInstruments500-503132ptLVDCoutput5005031TEXASINSTRUMENTSPLC500-5840USPP5005840ASEABROWNBOVERIPCS-500FZUSPPPCS500FZASEABROWNBOVERIYT204001-JRUSPPYT204001JRASEABROWNBOVERIHIEE320604R1NSFPHIEE320604R1ALLENBRADLEY1336-B003-EAD-FA2-L3-S1USPP1336B003EADFA2L3TEXASINSTRUMENTSPLC500-7102USPP5007102ASEABROWNBOVERIYTEA-2508USPPYTEA2508METSOAUTOMATIONVAL0121816NSFPVAL0121816PHOENIXDIGITALOCM-DPR-85-D-STNSPPOCMDPR85DSTTEXASINSTRUMENTSPLCES150850-101AUSPPES150850101ASIEMENSTEXASINSTRUMENTSMONITORCVU100NEWPANASONICServoMotorMQMA022A1ACNC/ROUTERASEABROWNBOVERIYT212001-BR-YBKA70-15USPPYT212001BRYBKA70TEXASINSTRUMENTSPLC5TI-1013USPP5TI1013WEINIG1LA5131-2FB90-ZX51USPP1LA51312FB90ZX51ASEABROWNBOVERIACH501-015-2-00P2USPPACH501015200P2LANDIS&GYR562-001USPP562001TEXASINSTRUMENTSPLC500-5021NSPP5005021ATLASCOPCO1051-01USPP105101PanasonicACServoMotorM***021A1AXw/60daywarrantyPanasonicACServoDriverMSD083A1XGFreeShipTexasInstruments5TI-1034-1TexasInstruments305-OPTOASEABROWNBOVERIGNT2009421R0001NSPPGNT2009421R0001BAILEYCONTROLSINIPT-01USPPINIPT01PANASONICM***A082A1AACSERVOMOTOR116V,4.3A,200Hz,3000r/min,0.75kWOUTTexasInstruments505-4616(AS01)MSD5A3A1XXVPANASONICACSERVODRIVEUSEDWORKINGPERCEPTRON912-0021USPP9120021ASEABROWNBOVERIDSCA-190VUSPPDSCA190VTEXASINSTRUMENTS520C-1102SERIES500CONTROLLERREV2.6520C1102PERCEPTRON917-10089171008S0400-X0075-Y0102-Z0215SURFACESENSORTRICAMASEABROWNBOVERI57160001-TPUSPP57160001TPPERCEPTRON912-0010USPP9120010PerceptronMiniCamSurfaceSensorASEABROWNBOVERIQK-140-1R6500USPPQK1401R6500NEWTEXASINSTRUMENTS520C-1102RELIANCEELECTRIC6SP401-022CTANNSFP6SP401022CTANTEXASINSTRUMENTSPLC505-6840NSFP5056840530T-1112TexasInstrumentsTIPLCProcessor530T1112TEXASINSTRUMENTS5TI-1034-1USEDSEQUENCERMODULE5TI10341PanasonicACServoMotorM***022A1EnewinboxfreeshipSIEMENS6FX1-120-2CA00USPP6FX11202CA00)