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謝小彬
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樓主  發(fā)表于: 2017-02-25 12:06
求大師傅，按鈕按一下plc有輸出，但燈不亮，再按一下plc輸出點(diǎn)關(guān)閉它卻亮了？是怎么回事？求大師解答？
vzm123
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1樓  發(fā)表于: 2017-02-25 12:22
接的是常閉吧
source08
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2樓  發(fā)表于: 2017-02-25 16:56
上程序看看，

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