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樓主  發(fā)表于: 2009-04-09 17:51
要是它的輸出端極性接反會(huì )怎么樣？我今天試了一下，不管‘ON’‘OFF’，輸出端極性接反后輸出點(diǎn)總是接通的。但照理應該是截止不導通的呀，三菱的由于輸出晶體管并接了反向穩壓管，總是接通可以理解，但歐姆龍的好象沒(méi)有反向穩壓管呀？但極性再接正確后輸出點(diǎn)很正常。謝謝了！

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