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stream
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樓主  發(fā)表于: 2008-07-17 09:19
我們公司的一臺拉床用的是西門(mén)子的PLC，雖然比較老一些（大概有將近10年了），在昨天的使用過(guò)程中，突然出現這么一種情況，輸入信號有，輸出信號只是一閃就斷開(kāi)了，（正常的情況下，輸出可以保持一段時(shí)間讓電嗞閥得電工作），不知道為什么輸出只是一閃，而不能保持。先謝謝名位了
03c50111
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1樓  發(fā)表于: 2008-07-17 09:52
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