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劉向陽(yáng)
只要監獄門(mén)不倒 ， 老子永遠不學(xué)好。 有朝一日虎歸山 ， 我
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樓主  發(fā)表于: 2010-08-17 22:06
     我們廠(chǎng)有幾個(gè)0N的plc用了有10年了，有幾個(gè)輸入點(diǎn)與com短接plc沒(méi)反應。一開(kāi)始的時(shí)候是這個(gè)輸入點(diǎn)反應慢，也許是幾秒鐘，也許是幾十秒鐘，plc的輸入指示燈才亮。請問(wèn)各位大俠，是我的plc太老了嗎？
   我還有一個(gè)1N的plc，當我接限位開(kāi)關(guān)的時(shí)候，有電人現象。不知道是怎么回事？？？
ykykkhor
Best Regards,YK
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1樓  發(fā)表于: 2010-08-17 23:34
FX0N PLC 已經(jīng)壞了
接限位開(kāi)關(guān)的時(shí)候，有電人現象？肯定有漏電

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