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lzxplc
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樓主  發(fā)表于: 2015-09-18 10:03
有人知道嗎？怎么用PLC測量占空比��？有些萬(wàn)用表可以測量占空比，但是萬(wàn)用表能和PLC通訊嗎？
lzxplc
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1樓  發(fā)表于: 2015-09-18 10:21
大神在哪里啊
lzxplc
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發(fā)帖數量: 7 個(gè)
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2樓  發(fā)表于: 2015-09-18 11:33
用示波器可以嗎？有沒(méi)有具體點(diǎn)的，話(huà)說(shuō)示波器成本比較高，就為了測占空比劃不來(lái)的感覺(jué)！

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