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ml789
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樓主  發(fā)表于: 2010-08-19 18:21
螺旋式送料機，要求用變頻器控制電機的轉速。送料速度0——120KG/小時(shí)可隨意設定。怎么解決？請高手幫忙。提供以下思路也好
jonnyhsieh
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1樓  發(fā)表于: 2010-08-19 19:11
稱(chēng)重  AI  --->PLC
變頻器AO或485<---PLC
xiaohuayuan
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2樓  發(fā)表于: 2010-08-23 17:05
能不能說(shuō)具體點(diǎn)

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