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huamantang
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樓主  發(fā)表于: 2017-11-06 15:35
同志們，物料是磁鐵，只能單方向安裝，需要檢測磁鐵的N、S極是否正確，用什么感應器？求推薦
lgh831
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1樓  發(fā)表于: 2017-11-07 07:35
霍爾元件能達到你的要求。
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