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1、DVP-ES2操作手冊–程序篇目錄1PLC梯形圖的基本原理1.1PLC掃描方法..............................................................................................................1-21.2信號流向.......................................................................................................................1-31.3常開,常閉節(jié)點....
2、.........................................................................................................1-31.4PLC繼電器和寄存器....................................................................................................1-41.5梯形圖符號...............................................................
3、....................................................1-51.5.1創(chuàng)建一個PLC梯形圖程序.........................................................................1-61.5.2LD/LDI(常開或者常閉節(jié)點的載入)...........................................................1-71.5.3LDP/LDF(上升沿或者下降沿指令的載入)..................................
4、..............1-71.5.4AND/ANI(常開節(jié)點或常閉節(jié)點的串接)....................................................1-71.5.5ANDP/ANDF(上升沿或下降沿節(jié)點的串接)..............................................1-71.5.6OR/ORI(常開節(jié)點或常閉節(jié)點的并接)......................................................1-81.5.7ORP/ORF(上升沿或下降沿節(jié)點的并接)............
5、......................................1-81.5.8ANB(區(qū)塊串接)..........................................................................................1-81.5.9ORB(區(qū)塊串接)..........................................................................................1-81.5.10MPS/MRD/MPP(Branchinstructions分支指令
6、)....................................1-91.5.11STL(步進(jìn)梯形程序)..................................................................................1-101.5.12RET(返回)................................................................................................1-101.6梯形圖和指令的轉(zhuǎn)換...........................
7、........................................................................1-111.7梯形圖的化簡.............................................................................................................1-151.8常用基本程序設(shè)計范例...................
