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duzhichong
學(xué)習！學(xué)習��！再學(xué)習�。�！
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樓主  發(fā)表于: 2010-12-06 22:53
一設備用的是FX2N+4DA-2DA。4DA模塊的1通道和4通道輸出電壓在不開(kāi)變頻器時(shí)正常，一開(kāi)變頻器就抖動(dòng)。更換4DA也不行。會(huì )出現2通道不正常。求助各位高手。
jx_einstein
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1樓  發(fā)表于: 2010-12-07 08:54
程序沒(méi)問(wèn)題的話(huà)就是干擾了，以前也用過(guò)4DA+變頻器的，屏蔽層接地，電機接地。

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