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hanmingshuai
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樓主  發(fā)表于: 2018-03-04 10:54
多路4~20mA是否可共用一根電纜
wqing
向同行們學(xué)習！
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1樓  發(fā)表于: 2018-03-21 10:31
距離不要太長(cháng)，同組屏蔽雙絞線(xiàn)，共用沒(méi)有問(wèn)題，電流信號還穩定性可以

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