电气控制与PLC应用技术整理

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•()•()--S7-200PLC19TroyYang2016514.3S7-200PLC-PLCS7-200CPU226(I/O24/16128/128)-I/OS7-200CPUI/OI/OI/O(8)(IQ)(8)8I/OI/O(16)/I/O/2(4)20TroyYang1234CPU2248IN4IN/4OUT4AI/1AQ4AI/1AQI0.0Q0.0I0.1Q0.1I0.2Q0.2I0.3Q0.3I0.4Q0.4I0.5Q0.5I0.6Q0.6I0.7Q0.7I1.0Q1.0I1.1Q1.1I1.2Q1.2I1.3Q1.3I1.4Q1.4I1.5Q1.5I2.0I2.1I2.2I2.3I2.4I2.5I2.6I2.7I3.0Q2.0I3.1Q2.1I3.2Q2.2I3.3Q2.3I3.4Q2.4I3.5Q2.5I3.6Q2.6I3.7Q2.7AIW0AQW0AIW2AQW2AIW4AIW6AIW8AQW4AIW10AQW6AIW12AIW14CPU2241EM221DI8×DC24V2EM223DI4/DO4×DC24V3EM235AI4/AQ14EM235AI4/AQ1201651CH5S7-200PLC5.1S7-200PLC-(LAD)-(FBD)-(STL)5.2S7-200PLC-IB2I2.0~I2.78VB100VW100VD100VW100VB100VB101VD100VB100VB10310021TroyYang2016515.3S7-200PLC-(I)II.I0.1I3.6IIB4IW6ID10-(Q)QQ.Q0.0Q1.1QQB5QW8QD11CPU226Q0.015.7QB015QW014QD012-(M)MM.M0.2M12.7M3.5MMB11MW23MD26CPU226M0.031.7MB031MW030MD028/-(V)-(L)-(S)SS22TroyYang201651-(SM)SM0.0CPURUNSM0.01ONSM0.1PLCSTOPRUNSM0.1SM0.550%0.5s0.5s1s-(T)-(C)-(AI)-(AQ)-(AC)-(HC)5.6S7-200PLC-LADbit1”1””0”(LAD)“()”“”“”“1”“0”23TroyYang201651N1255NVBIBQBMB(T)(C)PLCNN-I/O※24TroyYangLDI0.0SQ0.0,2I0.0Q0.0S2I0.1Q0.0R2LDI0.1RQ0.0,2I0.0I0.1Q0.0,Q0.1NetworknLDII1.0=Q1.0=Q2.0ANII1.1I2.2I2.3Q2.0II1.0II1.1Q1.0III0.0Q0.0ILDNII2.2OII2.3LDI0.0=IQ0.0Networkn+2Networkn+1201651(SI)(RI)N/-(ALD)“”(OLD)“”(LPS)(LRD)(LPP)(LDS)-(NOT)-/25TroyYangLADSTLEUED20165126TroyYangttPNOTI1.0M1.0M1.0Q1.0SNI1.1M1.1M1.1Q1.0RQ1.0Q1.2Network1Network2Network3Network4Network511LDI1.1ED=M1.1LDM1.1RQ1.0,1LDQ1.0NOT=Q1.2LDI1.0EU=M1.0LDM1.0SQ1.0,1I1.0M1.0I1.1M1.1Q1.0Q1.2t201651-PLCT=PT×16(TON)IN“”OFF0ON32767INOFF0•27TroyYangI0.0T370505sT37201651•(TONR)IN“”ON32767IN•28TroyYang201651INTONR(TOF)OFF0INON“1”0ONOFF0OFF,OFFONON0IN29TroyYangI0.0T3020T3Q0.0I0.1T1T232767I1.0T3303003sT33Q1.0300201651•1ms1ms1ms()1ms•10ms10ms10ms•100ms100ms100ms100ms-PLC•C0-C255•30TroyYangIN+30T39T39T39Q0.0PTTONIN201651A.16bitB.“1”•32768~32767(CTU)(CTD)/(CTUD)31TroyYangLDI0.2//LDI0.3//CTUC20,3//LDC20//3Q0.0=Q0.0I0.23C20I0.31245120C20LDI0.2//LDI0.3//CTDC21,3//LDC21//0Q0.0=Q0.0I0.23C21I0.31220C21330LDI0.1//LDI0.2//LDI0.3//CTUDC22,4//LDC22//4M2.5=M2.5012345034323445I0.1I0.2I0.3C22C22201651-===6=LDAO32TroyYangLDI0.1AW=VW200,+5=M0.0LDW=T37,20=Q0.1LDD=VD200,AC0=Q0.2//I0.1VW2005M0.0ON//T3720Q0.1ON//VD200AC0Q0.2ON201651110s233TroyYang2016513-34TroyYangO6-6DB-4S-O.-O_OTIO_MTO_.-1O_AEO_O_.-1AAAOO1-I-LLNLLSHRBDATA,S-BIT,N2016511M1→M2→M3→M4235TroyYangSB1I0.0SB2I0.2KM1Q0.0KM2Q0.1KM3Q0.2KM4Q0.3+1L1MQ0.0Q0.1Q0.2Q0.3I0.0I0.1I0.2I0.3SB1SB2KM1KM2KM3KM4FR1FR2FR3FR4201651-SFC•A.(step)B.C.D.SCR11s36TroyYang20165122s3s3minSCR37TroyYangI0.0S0.0Q0.01Q0.10T371sS0.11S0.00Q0.11Q0.00T381sS0.01S0.1020165138TroyYang2016515.7PLC---39TroyYangKMM3~FRL1L2L3QSPEFU1MI0.11LQ0.0~ML+KMSB1S7-200CPU222I0.0DC24VSB2FR(c)I0.0Network1LDI0.0SQ0.0,1Network2LDNI0.1RQ0.0,1I0.1Q0.0I0.0Q0.0201651---40TroyYang1L1MFRQ0.0Q0.1Q0.2Q0.3I0.0I0.1I0.2I0.3KM1KM2KM2KM1SB1SB2SB3T1(s)T2(s)1MI0.11LQ0.0~ML+SB2S7200CPU222I0.0DC24VSB1FRKM1KM2KM3Q0.1KM3KM2Q0.2Q0.3T1(s)KM1KM3T2sT3s201651--/-41TroyYangI0.1Q0.11s2s1s2sNetwork1Network2I1.0Q1.0LDNI1.0AQ1.0TONT37,50LDI1.0OQ1.0ANT37=Q1.05sNetwork1Network2Network3T=30000+30000×0.1s=6000sNetwork1Network2Network3Q2.0T=3000.0s×20000=6×107s201651-42TroyYangNetwork1Network2Network3N=30000×30000=9×10^8SM0.5C51Network2Network3Network4C52C53Network1201651-M1M2M3M1→M2→M31minM3→M2→M130s43TroyYangKM1M13~FR1L1L2L3PEFU1QFM23~M33~PEPEKM2KM3FR2FR3FU2FU3+1L1MQ0.1Q0.2Q0.3I0.0I0.1I0.2SB1SB2KM1KM2KM3FR1FR2FR3~…...…...S7200CPU222Network1Network2Network3Network4Network5Network6Network7Network1Network2Network3Network4Network520165144TroyYangM0.0M0.1VB100I0.1M0.01M0.110I0.2M0.111minV100.0=1Q0.1M1V100.1=1Q0.2M2V100.2=1Q0.3M3M0.01130s1min30sV100.7=1Q0.3M3V100.6=1Q0.2M2V100.5=1Q0.1M1M0.0M0.1VB100I0.1M0.01M0.110I0.2M0.111minV100.0=1Q0.1M1V100.1=1Q0.2M2V100.2=1Q0.3M3M0.01130s1min30sV100.7=1Q0.3M3V100.6=1Q0.2M2V100.5=1Q0.1M1201651-10-5*6=30-18-18-