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huiming
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樓主  發(fā)表于: 2017-12-23 08:45
圖片：
圖片：
FX2N-485-BD與變頻器E700通信    接線(xiàn)方式有  4線(xiàn)式和2線(xiàn)式，   4線(xiàn)和2線(xiàn)的區別在哪里嗎？是不是4線(xiàn)通信速度傳速快。
士林變頻器代理 18312516885
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1樓  發(fā)表于: 2017-12-23 09:13
四線(xiàn)和兩線(xiàn)在傳輸速度上好像沒(méi)區別吧？在傳輸距離上有區別。

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