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kingnn1370
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樓主  發(fā)表于: 2012-06-15 08:46
絕對編碼器可以直接接入到PLC端，通過(guò)GRY碼轉換。那問(wèn)下相對編碼器呢？相對編碼器只能通過(guò)電子凸輪控制器控制嗎?要是能接入到PLC，那接法是怎么樣的，如何轉化成角度或者長(cháng)度呢
twt97
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1樓  發(fā)表于: 2012-06-15 09:03
相對編碼器一般接A、B、Z到PLC的高速計數器上，具體看什么LPC，讀出脈沖數和頻率就可計算了成速度、長(cháng)度、角度

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