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xzl520xy
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樓主  發(fā)表于: 2010-12-19 22:25
各位師傅，請問(wèn)日立J300變頻器的P24端子和PLC端子短接會(huì )出現什么問(wèn)題。我今天一不小心把P24端子和CM1和PLC端子短接了一下，結果變頻器操作面板什么都沒(méi)有顯示了。請問(wèn)這是哪里壞了，應該怎么維修。（P24是啟動(dòng)的公共端子，CM1是頻率監視的公共端子。）

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