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lddl123
大霧見(jiàn)小霧
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樓主  發(fā)表于: 2014-11-27 10:30
用普通接近開(kāi)關(guān)測速，接近開(kāi)關(guān)響應頻率是400HZ，電機用變頻控制，最高50HZ，響應速度夠不夠呢
janke120
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1樓  發(fā)表于: 2014-11-27 14:21
要計算出你的碼盤(pán)在最高轉速時(shí)每秒返回的脈沖數  不能大于開(kāi)關(guān)的響應頻率  就是要小于400

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