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lingjiayi
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樓主  發(fā)表于: 2012-09-17 15:49
傳感器有這幾種輸出信號4～20mA、0～5VDC、0～10VDC、0.5～4.5VDC等標準電信號，這幾種信號，我該如何去選擇呢？
小小一電工
每天一點(diǎn)點(diǎn) 加油 你可以的！
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1樓  發(fā)表于: 2012-09-17 15:55
[s:28要什么信號 就選什么 現在一般用到的是 電流 4-20MA 和電壓0-10V兩種信號吧 其他好像很少見(jiàn)
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