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oolo
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樓主  發(fā)表于: 2008-10-20 21:15
西門(mén)子200CPU226通訊控制8臺變頻器的頻率。其中5臺西門(mén)子CEO，3臺西門(mén)子430，現在出現只要一臺變頻故障跳閘或者突然斷電，整個(gè)網(wǎng)絡(luò )就癱瘓，。。只有重啟PLC通訊才恢復  不知道是不是程序設計有問(wèn)題  還是變頻器設置有問(wèn)題   還望這方面的能人站出來(lái)解答一下！
[ 此帖被oolo在2008-12-09 21:16重新編輯 ]
xuxiaopeng
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1樓  發(fā)表于: 2008-12-08 09:21
可能兩方面原因：一，485通訊電平卡��；二，程序沒(méi)處理好。

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