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lgluoyong
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樓主  發(fā)表于: 2009-08-28 13:22
PLC輸出模塊OD212輸出點(diǎn)無(wú)輸出,輸出指示燈亮!開(kāi)始以為輸出繼電器壞換了個(gè)新的還是不行,檢查輸出繼電器驅動(dòng)三極管好的,三極管基機到輸出IO驅動(dòng)集成塊通的!
不知道是什么問(wèn)題現在還未修復!請高手指教維修方法!

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