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adidas
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樓主  發(fā)表于: 2008-05-05 12:39
請教大家，變頻器頻率設定信號為0－5V，設置5V時(shí)對應80HZ，
結果運行中達到5.2V，相應頻率是85HZ，這是怎么回事？
另外，運行過(guò)程中的曲線(xiàn)是非線(xiàn)性的，不明白什么原因。
求教！
foxplc
水到渠成
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1樓  發(fā)表于: 2008-05-05 16:15
不知樓主用的是什么牌子的變頻器，當用電位計給定時(shí)，一般都是0～10V。

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