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樓主  發(fā)表于: 2018-08-28 13:55
我有臺計量泵，可以接受4-20MA電流信號，原裝線(xiàn)只有1米長(cháng)，我能用一根屏蔽線(xiàn) 延長(cháng)？ 因為他的接頭特殊 不好搞
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1樓  發(fā)表于: 2018-08-29 11:04
引用
引用第2樓471165265于2018-08-28 21:11發(fā)表的  :
我都接了十來(lái)米

上去就干，不要怕，電流比電壓更穩定，電壓會(huì )被消耗，電流不會(huì )被消耗。
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