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zmags
專(zhuān)業(yè)解FX3U，FX3G，CN200,FPX,CP1H
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注冊時(shí)間: 2008-03-22
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樓主  發(fā)表于: 2008-11-24 18:56
我最近搞了個(gè)系統，里有一個(gè)變頻是A700-200KW，可該變頻一起動(dòng)，我里面用FX2N的8AD及4AD和輸出的4DA的模塊的輸入輸出的模擬量跳動(dòng)了很大！變頻不起動(dòng)就很穩定，經(jīng)查是變頻的干擾很厲害，可我分開(kāi)不線(xiàn)及分開(kāi)接地及加了隔離變壓器及變頻加了進(jìn)線(xiàn)電抗器及直流電抗器也解決不了！AD及DA都加了小電容還是不能解決！請問(wèn)版主有哪些高招解決問(wèn)題！

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