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樓主  發(fā)表于: 2011-05-13 14:47
現在有臺設備要求測量電機轉速,請問(wèn)下各位老師,我想用三菱的高速計數器或SPD指令來(lái)測量測量電機轉速,但對指令都不熟悉,不知道怎么寫(xiě),在電機后面加裝齒輪條,通過(guò)齒輪齒條變化來(lái)測量電動(dòng)機轉速,齒條數6個(gè),用接近開(kāi)關(guān)測量。 請問(wèn)下各位老師怎么寫(xiě)這個(gè)程序。
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1樓  發(fā)表于: 2011-05-13 15:24
你用spd指令 s1指定脈沖輸入口,s2單位時(shí)間(ms),s3結果村村軟元件,比如你的s2是K100,測定計算:轉速=(60*s3)/(6*100)*1000

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