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kayling888
技術(shù)的提高在于真誠交流！QQ493971382
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樓主  發(fā)表于: 2014-03-21 11:18
老大們，我最近有兩個(gè)s7-200工程，出現有溫度問(wèn)題，現象是２３１熱電偶模塊亮紅燈，讀回的數據為０，重啟又好了....先以為是電壓不穩，接線(xiàn)不好等，接地都處理了，這種情況出現的機率有時(shí)１個(gè)月，有時(shí)２個(gè)月，沒(méi)有規律，如果是干擾的話(huà)，也是常有啊，求指點(diǎn)！
產(chǎn)品設計
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1樓  發(fā)表于: 2014-08-05 16:39
有干擾
www032714
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2樓  發(fā)表于: 2014-08-11 20:45
模擬量程序有問(wèn)題

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