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haozai
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樓主  發(fā)表于: 2016-01-04 21:34
現我廠(chǎng)設備一臺電機變頻要加多個(gè)高速控制，原變頻調頻率在上位機mcse上調頻率，現在要求加多一個(gè)高速可以調頻率，和上位機通訊是用modbsu,，這電機有編碼器定位的，不知大家是否看明白我說(shuō)的，就是要兩個(gè)速度一個(gè)低速，一個(gè)高速，但兩個(gè)速度頻率都要上位機調，這個(gè)要怎么搞，我只知道用模擬量模塊就好搞快慢速，但我不想加模擬量工程大
liuhuan1008
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1樓  發(fā)表于: 2016-01-16 17:50
講的邏輯混亂，根本聽(tīng)不明白

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