1732D-OB16M12M12输入模块;1732D-OB16M12M12输入模块;1732D-OB16M12M12输入模块(1)来自空间的辐***扰空间的辐射电磁场（EMI）主要是由电力网络、电气设备的暂态过程、雷电、无线电广播、电视、雷达、高频感应加热设备等产生的，通常称为辐***扰，其分布极为复杂。若PLC系统置于所射频场内，就回收到辐***扰，其影响主要通过两条路径；一是直接对PLC内部的辐射，由电路感应产生干扰；而是对PLC通信内网络的辐射，由通信线路的感应引入干扰。辐***扰与现场设备布置及设备所产生的电磁场大小，特别是频率有关，一般通过设置电缆和PLC局部及高压泄放元件进行保护。(2)来自系统外引线的干扰主要通过电源和信号线引入，通常称为传导干扰。这种干扰在我国工业现场较严重。(3)来自电源的干扰实践证明，因电源引入的干扰造成PLC控制系统故障的情况很多，笔者在某工程调试中遇到过，后更换隔离性能更高的PLC电源，问题才得到解决。PLC系统的正常供电电源均由电网供电。由于电网覆盖范围广，将受到所有空间电磁干扰而在线路上感应电压和电路。尤其是电网内部的变化，入开关操作浪涌、大型电力设备起停、交直流转动装置引起的谐波、电网短路暂态冲击等，都通过输电线路到电源边。PLC电源通常采用隔离电源，但其机构及制造工艺因素使其隔离性并不理想。实际上，由于分布参数特别是分布电容的存在，隔离是不可能的。505-7038TexasInstruments/Si​emensTI5057038R33BALDORBSC-3007-705USPPBSC3007705PanasonicACServoMotorMHMA102P1G1kWMOOG152F-423USPP152F423TexasInstruments505PowerSupplyRackw/AccessoriesALLENBRADLEY3500-NA2USPP3500NA2TEXASINSTRUMENTSPLC500-2108USPP5002108PanasonicACServoDriverMSD013A1XXFFreeShipTEXASINSTRUMENTS500-2151POWERSUPPLY5002151SAJF//PANASONICADKF5085AAACSERVODRIVERUNITUSEDPanasonicM***042F2GEACSERVOMOTORNEWExpeditedshippingailableSENSORIK4031NSPP4031FANUCA20B-0001-0510USPPA20B00010510TEXASINSTRUMENTSPLC500-5048NSFP5005048PerceptronDSPFrameGrabber495-019196K#29411YASKAWAELECTRICJANCD-SV03BNSPPJANCDSV03BASEABROWNBOVERI57310001-MP/2USPP57310001MP2TEXASINSTRUMENTSPLC7MT-1300NSPP7MT1300PanasonicMADDT1205001ACServoTEXASINSTRUMENTSPLC500-5047AUSPP5005047AWESTINGHOUSE772B388G29NSPP772B388G29TEXASINSTRUMENTSPLC500-5029USPP5005029CONTROLTECHNIQUES75DSA300HAAAANSFP75DSA300HAAAAUSEDPerceptron390-0049Enna17Monitor0520776002GETTYS120-087-001USPP120087001ALLENBRADLEY1336F-BRF100-A​E-DE-HAS2USPP1336FBRF100AED​EHTexasInstrumentsPM550-412TISiemens500-5114-ARemoteBaseControllerwRS485PortPLC500-5114A5005114AASEABROWNBOVERI3AFE61004955NSFP3AFE61004955TEXASINSTRUMENTSPLCPM550-5040NSPPPM5505040PERCEPTRON495-0191USPP4950191PanasonicLenze***MA40GBK4W1501229/1***GA10BServoMotor3Phase220V50HzASEABROWNBOVERIDSDP-150USPPDSDP150PanasonicKokusaiACServoDriveADKB400BPFADAworkingTEXASINSTRUMENTSPLC2493295-0002USPP24932950002PerceptronFrameGrabberBoard495-0191-00#29410TEXASINSTRUMENTSPLCES150850-101AUSPPES150850101ATEXASINSTRUMENTS500-5056MODULEDIGITALOUTPUT500SERIES5005056ASEABROWNBOVERIDSTC-456NSFPDST56PanasonicACServoMotorMFA100MB5NSA_MFA100MB5NSASAJF//PANASONICAMKB200B10LAKACSERVOMOTORGEARREDUCTIONDRIVEUSED16ftcamerajibcranewtripodstandservomotorpantiltheadfr***panasonicCTI2571TexasInstrumentsSiemensTI2571R2OMRONCV500-PS211FNFPCV500PS211TEXASINSTRUMENTSPLC500-5062USPP5005062PANASONICACSERVODRIVERMUDS011A1A(AB01)PANASONICADKB400BPFADAACSERVODRIVEUNITWORKINGASEABROWNBOVERI57360001-EVUSPP57360001EVALLENBRADLEY1326AB-B410G-2​1-K4USPP1326ABB410G21K​4MITSUBISHILX6IC-BN624E25​2AUSPPLX6ICBN624E252​ASIEMENS6ES5-946-3UA21USPP6ES59463UA21TEXASINSTRUMENTSPLC500-5023NSFP5005023BALDORDBSC1105-BAAUSPPDBSC1105BAATELEMECANIQUETSX-P67-3USPPTSXP673GEFANUCIC650AEM000USPPIC650AEM000ALLENBRADLEY3300-CP5USPP3300CP5TexasInstrumentsmodelPM550-212P/N2461375-0001GENERALELECTRICDS3800HRRA1D1AUSPPDS3800HRRA1D1ATEXASINSTRUMENTSPLC7MT-1504USPP7MT1504ASEABROWNBOVERIACS601-0009-4-​000B1500801USPPACS60100094000​B3PanasonicMGM-32262SACServoMotorNEWPanasonic2.0kWACServoMotorM***A202D1D(freeshipping)TEXASINSTRUMENTSPLC545-1103USPP5451103TEXASINSTRUMENTSPLC560-2123NSFP5602123ASEABROWNBOVERI58097691NSFP58097691ALLENBRADLEY512-BJB-1-5R-6​P-24RNSFP512BJB15R6P24RTEXASINSTRUMENTSPLC500-5606NSPP5005606TEXASINSTRUMENTSPLC505-6516NSPP5056516ASEABROWNBOVERIYB560103-BD/1USPPYB560103BD1PERCEPTRON9110014USPP9110014SQUARED3050-SD-300-X1USPP3050SD300X1TEXASINSTRUMENTSPLC555-1105USPP5551105SIEMENS6FX1-120-2CA01USPP6FX11202CA01ASEABROWNBOVERIMFPMUSPPMFPMTEXASINSTRUMENTS500-5062**ASEABROWNBOVERILC820TL-R0012USPPLC820TLR0012MODICONAS-B984-101USPPASB984101)