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愛(ài)海濤濤
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樓主  發(fā)表于: 2012-05-01 11:30
我用三菱plc和三菱變頻器通信，用485bd，程序沒(méi)有問(wèn)題，變頻器按照說(shuō)明書(shū)設定好了，可以通信了，485bd板上面收發(fā)led閃爍正常，但是給啟動(dòng)信號后變頻器加速到45hz后開(kāi)始減速停止，run燈閃爍，我認為是沒(méi)有給定設定頻率，給頻率后仍然run閃爍，說(shuō)明書(shū)翻爛了，也沒(méi)有找到問(wèn)題在哪里，請各位老師指點(diǎn)下
天使之心
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1樓  發(fā)表于: 2012-06-08 21:45
估計大多時(shí)程序問(wèn)題。再仔細看看程序。

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