6XV1440-2KH32控制器;6XV1440-2KH32控制器;6XV1440-2KH32控制器PLC是按什么样的工作方式进行工作的？它的中心工作过程分哪几个阶段？在每个阶段主要完成哪些控制任务？下面来回答这个问题：PLC是按集中输入、集中输出，周期性循环扫描的方式进行工作的。它的中心工作过程分输入采样阶段、程序执行阶段、输出刷新阶段。在输入采样阶段，首先扫描所以输入端子，并将各输入状态存入相对应的输入映像寄存器中，此时输入映像寄存器被刷新，它与外界隔离，其内容保持不变，直到下一个扫描周期的输入采样阶段。在程序执行阶段，PLC按从左到右、从上到下的步骤顺序执行程序。在输出刷新阶段中，元件映像寄存器中所有输出继电器的状态一起转存到输出锁存器中，通过一定方式集中输出，***后经过输出端子驱动外部负责，在下一个输出刷新阶段开始之前，输出锁存器的状态不会改变。(AB01)ACSERVODRIVERZ축DIRVERPANASONICMSDA041A1A07ASEABROWNBOVERIACS800-U1-0006​-5-L502-L503-N​660USPPACS800U100065L​52ASEABROWNBOVERI3DDE-300-400USPP3DDE300400GUTICORPMD2000-N016S1​W2HUSPPPMD2000N016S1W​2HTEXASINSTRUMENTSPLC505-4616ANSPP5054616ADANFOSSVLT5022P-T5-C2​0-SB-R3-D0-F00​-A00-C0NSPPVLT5022PT5C20S​BRPanasonicACServoDriverDV8C075SDCBFreeShipASEABROWNBOVERIS6H600BWUSPPS6H600BWPanasonicACServoDriverMSDA5A1A1A(AS01)MSDA013A1APANASONICACSERVODRIVEUSEDWORKINGFANUCA05B-2351-02NSPPA05B235102TEXASINSTRUMENTS110V16POINTINPUTMODULE#500-5001SIEMENS6AG4010-0AA00-​0CA0NSFP6AG40100AA000C​A0TexasInstruments500-5114ABaseController500-5114-ATexasInstrument500-584814ModuleI/Obase5005848A+GENERALELECTRICDS3800HMPAUSPPDS3800HMPAASEABROWNBOVERIYT204001-KA/5USPPYT204001KA5ASEABROWNBOVERIACS501-010-4-0​0P5NSFPACS501010400P5TEXASINSTRUMENT500-5039TIWAYNETWORKINTERFACENIB=RELIANCEELECTRIC413338-1YAUSPP4133381YAENDRESS&HAUSERFMR240-S3K1ALJ​AA4AUSPPFMR240S3K1ALJA​A4ASEABROWNBOVERIYT204001FK/1USPPYT204001FK1TEXASINSTRUMENTSPLC500-2103NSPP5002103TEXASINSTRUMENTS110V16POINTINPUTMODULE#500-5001TEXASINSTRUMENTSPLC500-6224USPP5006224FLUIDPOWERDIVISION07.00CTBHB2AUS​43AC-7.00NSPP0700CTBHB2AUS4​3ASIEMENSLMG-90USPPLMG90SAJF//PANASONICMSD043A1XXVM***042A1ESCSERVODRIVERSCSERVOMOTORUSEDTEXASINSTRUMENTSPLC505-4532NSPP5054532DYNAMATIC15-902-100USPP15902100PANASONICSERVOMOTORMDM202A1GPERCEPTRONTUNNELMOUNTREPEATER926-0127-01TEXASINSTRUMENTSPLC500-2114USPP5002114***CMY1B63-1400NSFPMY1B631400RELIANCEELECTRIC0-51828USPP051828PanasonicACServoDriverMSDA041A1A/400WTEXASINSTRUMENTSMODEL500-5053PEERLINKINTERFACEASEABROWNBOVERIS6H600BWUSPPS6H600BWASEABROWNBOVERIYT212003-UBUSPPYT212003UBPanasonicMDD153A1VVACServoDriverPanasonicMSD021A1XXACservodriverTEXASINSTRUMENTSPLC500-5002USPP5005002TexasInstruments500-5023PERCEPTRON515-0108DIGITALSPOTLIGHTTEXASINSTRUMENTSPLC500-5029USPP5005029PERCEPTRONTRICAMCONTOURSENSOR9110007PerceptronDigitalTricamCameraSensor916-4104PanasonicACServoMotorM***D022PJAASEABROWNBOVERI57360001-HGUSPP57360001HGTEXASINSTRUMENTSPLC505-3516NSFP5053516PHOENIXDIGITALOCM-DPR-85-D-S​TNSPPOCMDPR85DSTASEABROWNBOVERIYT204001-BPUSPPYT204001BPFANUCA20B-0010-0130USPPA20B00100130PanasonicACServoMotorMHMD082P1SASEABROWNBOVERIPSD110-1MM4USPPPSD1101MM4ASEABROWNBOVERIYT212001-AEUSPPYT212001AENEWPANASONICServoMotorM***A082S1FCNC/ROUTERFANUCA16B-0160-0542USPPA16B01600542ASEABROWNBOVERISAFT-166-APCUSPPSAFT166APCTEXASINSTRUMENTSPLC305-04BUSPP30504BTEXASINSTRUMENTSPLC500-5039NSPP5005039PanasonicACServoDriverMBDDT2210003FreeShipSimaticTI330DirectLogicPLCcompleteWithprogrammerASEABROWNBOVERIACS550-01-038A​-4NSFPACS55001038A4ASEABROWNBOVERI5730030-DRUSPP5730030DRPanasonicServoDriverMADDT1207NewinBoxFreeShipWorldwideExpeditedshippingailable560-2122TITexasInstrumentsPowerSupply5602122Returns:NotacceptedTEXASINSTRUMENTSPLC305-25TNSFP30525TFISHERROSEMOUNTDH6003X1USPPDH6003X1SIEMENS6AG4010-0AA00-​0CA0NSFP6AG40100AA000C​A0PANASONICACSERVODRIVEDV80X050LD4DV80X050LD4DV80X-050LD4HITACHISEIKITEXASINSTRUMENTSPLC500-5053USPP5005053TEXASINSTRUMENTSSIEMENSTexasInstruments5TI-2459514TexasInstruments7MT900PanasonicServoDriverMSD021A1XX05FreeShip)