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coliu
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樓主  發(fā)表于: 2008-12-13 22:02
    現在遇到一個(gè)問(wèn)題是四個(gè)PLC與TD200通訊，檢查主要連接線(xiàn)是這樣的全部的3號針連在一起和8號線(xiàn)連在一起。如果要進(jìn)行監控的話(huà)，連接線(xiàn)要怎么做。請高手指教一下。小弟不勝感激。。。。。。懂點(diǎn)的高手也可以說(shuō)一點(diǎn)給我知道一下。。。。
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1樓  發(fā)表于: 2008-12-15 08:45
我們公司有很多設備都是用一個(gè)TD200與三個(gè)PLC進(jìn)行通訊的.就是讀不到數據塊的注釋.請高手解說(shuō)一下.
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2樓  發(fā)表于: 2008-12-16 19:48
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