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aboyhuang
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樓主  發(fā)表于: 2012-03-29 14:31
             我廠(chǎng)設備出現問(wèn)題，6es7 331-7kb02-oabo 模塊測溫時(shí)，出現干擾，當K型熱電偶外置時(shí)，可以測到溫度值，當k型熱電偶插到設備上，機器啟動(dòng)時(shí)，就測不到溫度了，檢查了接地，請教有沒(méi)有好的解決辦法
pujiangang
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1樓  發(fā)表于: 2012-03-29 14:57
傳感器負極跟地線(xiàn)接在一塊，可解決
aboyhuang
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2樓  發(fā)表于: 2012-03-30 08:23
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