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海洋一舟
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樓主  發(fā)表于: 2015-11-12 15:05
       請問(wèn)大家PLC繼電器的觸點(diǎn)可以直接驅動(dòng)接觸器的線(xiàn)圈嗎?接觸器是士林S-P25.電壓是AC220V。會(huì )不會(huì )影響繼電器的壽命,我想用PLC的觸點(diǎn)直接控制接觸器的線(xiàn)圈,不打算另加繼電器.?會(huì )不會(huì )影響PLC繼電器的壽命,謝謝!
[ 此帖被海洋一舟在2015-11-18 04:32重新編輯 ]
sd5387260
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1樓  發(fā)表于: 2015-11-14 21:52
看PLC輸出是繼電器輸出還是晶體管輸出，PLC說(shuō)明書(shū)上會(huì )寫(xiě)輸出端子能承載的最大電流的

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