8920-PS-DC***8920-PS-DC***8920-PS-DC***机电控制系统的结构和机电控制对象机电控制是研究如何设计控制器并合理选择或设计放大元件、执行元件、检测与转换元件、导向与支承元件和传动机构等，并由此组成机电控制系统使机电设备达到所要求的性能的一门科学，在机电一体化技术中占有非常重要的地位。机电控制系统是机电一体化产品及系统中承担着控制对象输出，并按照指令规定的规律变化的功能单元，是机电一体化产品及系统的重要组成部分。机电控制系统是一种自动控制系统。机电控制系统一般由指令元件，比较、综合与放大元件，转换与功率放大元件、执行元件、工作机构、检测与转换元件等6部分组成。机电控制系统的工作原理是：有指令元件发出指令，通过比较、综合与放大元件将此信号与输出反馈信号比较，再将差值进行处理和放大、控制及转换，将此处理后的信号加到功率放大元件并施加到执行元件的输入信号，使得执行元件按指令的要求运动；而执行元件往往和机电装备的工作机构相连接，从而使机电装备的被控量（如位移、速度、力、转矩等）符合所要求的规律。ASEABROWNBOVERI57411546USPP57411546PanasonicACServoDriverMSDZ023A1AFreeShipTEXASINSTRUMENTSPLC120-1112NSFP1201112505-7202TexasInstruments/Si​emens5057202R-33PERCEPTRONTUNNELMOUNTREPEATER926-0127-01PanasonicACServoDriverMDDDT3530003FreeShipASEABROWNBOVERIPSTB57060070USPPPSTB57060070ALLENBRADLEY2711-K6C5NSFP2711K6C5PanasonicACServoDriverMSDZ023A1AFreeShipFISHERROSEMOUNT3051-CD3A02A1A​E5S5NSFP3051CD3A02A1AE​5SPOWEROHMRESISTORSPF19R16K4-NCNSPPPF19R16K4NCPanasonicACServoMotorM***041A1FEFreeShipTEXASINSTRUMENTSPLC525-1102USPP5251102TexasInstrumentsCORR1670970Board*60DAYSWARRANTY!*ASEABROWNBOVERIDSQC-115USPPDSQC115Lotof5SIEMENSTITEXASINSTRUMENTSINPUTMODULE500-5011ALLENBRADLEY1771-E2CNSPP1771E2CVEEARCSCF-401USPPSCF401TEXASINSTRUMENTSPLC560-2123NSFP5602123TEXASINSTRUMENTSINTERGRATEDCIRCUITSLEEVEOFNINETMS9901NLPANASONICMDDA403D1AACSERVODRIVE4KW23.4ACUTLERHAMMERMES3800LSINSFPMES3800LSIASEABROWNBOVERI58094498USPP58094498TEXASINSTRUMENTSPLC55PR8312000322USPP55PR8312000322TEXASINSTRUMENTSPLC325-07NSFP32507USEDPerceptron911-0008TricamContourSensorRev.RPanasonicMGDA093A1AACSERVODRIVERFreeShipTexasInstruments555-1103PERCEPTRONCAMERATRICAMSURFACESENSOR912-0014ALLENBRADLEY512M-BJA6P-24RNSPP512MBJA6P24RASEABROWNBOVERIYT212001-AGUSPPYT212001AGMEASUREX05353500NSPP05353500ALLENBRADLEY1771-NT1USPP1771NT1PanasonicServoMotor***252P1G2.5KWFreeShipASEABROWNBOVERIYB560103-BNUSPPYB560103BNPanasonicMFA150LB5NPJACServoMotorUSEDPerceptron96KDSPFrameGrabber495-0191RevNNewPerceptronEncoderCableModule515-0076#29448TEXASINSTRUMENTSPLC505-4232NSPP5054232ALLENBRADLEY160-AA18PS1-AF​-DS-PICNSPP160AA18PS1AFDS​PIASEABROWNBOVERIYPQ-110AUSPPYPQ110AGETTYS110-0108USPP1100108TexasInstruments575-6660PowerSupply&575-2102CPUMODin14slotTIRackASEABROWNBOVERI58096067USPP58096067TEXASINSTRUMENTSPLC500-5194USPP5005194ASEABROWNBOVERIDCS401-0610USPPDCS4010610ASEABROWNBOVERIGNT0137211P5USPPGNT0137211P5ALLENBRADLEY20AD8P0A3AYNNN​NNUSPP20AD8P0A3AYNNN​NNSIEMENS6ES7-412-2XG04​-0AB0USPP6ES74122XG040A​B0TOSHIBAVT130G2-4080USPPVT130G24080TexasInstruments510-1101TexasInstrumentsSeries305-04B/05B10-SlotRack!FISHERROSEMOUNT3051-CD3A02A1A​E5S5NSFP3051CD3A02A1AE​5STexasInstruments5TI-2459514ASEABROWNBOVERI8R37-1041-31-3​101USPP8R371041313101PanasonicACServoDriverMSD021A1X04FreeShipTEXASINSTRUMENTS500-50235005023FISHERROSEMOUNT8732CT12N0M4USPP8732CT12N0M4FOXBOROP0970EJ-DNBXNSPPP0970EJDNBXTexasInstruments305-02BProgrammableLogicChassisw/6ModulesMODICONMM-PMAB001NSFPMMPMAB001GEFANUCTGT-S000-1-1-A​AUSPPTGTS00011AAINDRAMATRECO-G06-01-FWUSPPRECOG0601FW)