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樓主  發(fā)表于: 2019-06-16 19:42
請教群內高手，將PLC的Y點(diǎn)置位后，只有com<==>Y0,Y1,Y2組織很小，其它Y點(diǎn)到com端阻值在2.7k左右，這樣是否正常？
sjbandmm
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1樓  發(fā)表于: 2019-06-16 21:35
如果是繼電器輸出則不正常，如果是晶體管就正常。
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2樓  發(fā)表于: 2019-06-17 21:40
多謝！

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