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hnwqf
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樓主  發(fā)表于: 2010-09-26 13:48
如何用PLC計算流量計的數據，然后達到一定流量后控制電磁閥工作。是用流量計的4--20mA輸出好呀，還是用脈沖輸出好？
jx_einstein
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1樓  發(fā)表于: 2010-11-03 09:16
就是模擬量入，開(kāi)關(guān)量出的問(wèn)題

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