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li19930121
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樓主  發(fā)表于: 2022-07-14 15:40
圖片：
重新上電也不行。供電220V正常
李飛師傅
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1樓  發(fā)表于: 2022-07-14 19:19
可以檢查一下PLC 控制器的24V直流電壓是否正常，會(huì )不會(huì )是24V 電源短路了。

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