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jackeywan
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樓主  發(fā)表于: 2015-01-21 19:55
各位高手，您們好！

我對西門(mén)子PLC方面不是很了解,看了下朋友發(fā)的程序，有些地方不了解。

為什么輸出線(xiàn)圈中有R,S，而有些又沒(méi)有？
請看下列圖片，并請指點(diǎn)。
感謝不盡。 [attachment=131604]
[attachment=131605]
[attachment=131606]  
要求自己每天多學(xué)習一點(diǎn).
hlz919
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1樓  發(fā)表于: 2015-02-04 21:50
多點(diǎn) 復位~~跟三菱的zrst 指令一樣的

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