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渤海邊
天下大事必作于細
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樓主  發(fā)表于: 2011-01-18 12:22
有一FX1N PLC感應器輸入信號后，PLC輸入沒(méi)有反應，輸入指示燈也不亮。（確認有信號）后來(lái)短接X(jué)001和COM后輸入信號指示亮。在接回感應器后正常。這是為什么呢？
coverpaper
深圳三晶變頻器老陳
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1樓  發(fā)表于: 2011-02-12 21:16
接線(xiàn)錯誤
本人在深圳從事自動(dòng)化設備PLC程序設計編程，西門(mén)子、松下、三菱等各個(gè)品牌，各種非標設備的PLC程序設計，及設備調試安裝
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