【正文】
OR X513 SET S2115 STL S2116 OUT Y217 LD X718 OR X1019 OR X1120 SET S2222 STL S2223 OUT T0 K2026 LD T027 SET S2329 STL S2330 OUT Y331 OUT T1 K30034 LD T135 SET S2437 STL S2438 OUT T2 K2041 LD T242 SET S2544 STL S2545 OUT Y446 OUT T3 K30049 LD T350 SET S2652 STL S2653 OUT T4 K2056 OUT C0 K559 LD T460 MPS61 ANI C062 SET S2364 MPP65 AND C066 SET S2768 STL S2769 OUT Y570 LD X671 SET S2873 STL S2874 OUT Y675 OUT T5 K30078 OUT C1 K281 LD T581 MPS83 ANI C184 SET S2086 MPP87 AND C188 SET S2990 STL S2991 OUT Y692 OUT T6 K3095 LD T696 SET S298 RET99 ENDPLC控制系統(tǒng)工作原理及調(diào)試過(guò)程(1)初始脈沖M8002使初始狀態(tài)S2置1,按下啟動(dòng)按扭X1,狀態(tài)轉(zhuǎn)入S20,Y1得電啟動(dòng)洗衣機(jī),選擇水位(高、中、低)狀態(tài)轉(zhuǎn)入S21,Y2得電開始進(jìn)水,達(dá)到選定水位后相應(yīng)的水位檢測(cè)觸點(diǎn)接通,狀態(tài)轉(zhuǎn)入S22.(2)狀態(tài)轉(zhuǎn)入S22,T0定時(shí)2S,2S后T0的觸點(diǎn)接通,狀態(tài)轉(zhuǎn)入S23,Y3得電,洗衣機(jī)正轉(zhuǎn),并用T1定時(shí)30S,30S后T1觸點(diǎn)接通,狀態(tài)轉(zhuǎn)入S24,T2開始定時(shí)2S,2S后其觸點(diǎn)接通,狀態(tài)轉(zhuǎn)入S25,Y4得電衣機(jī)反轉(zhuǎn)并用T3定時(shí)30S,3