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雪花飄飄
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樓主  發(fā)表于: 2015-03-21 19:20
PLC型號：DVP-EH00R   在對PLC下載程序后出現輸入點(diǎn)指示燈隨著(zhù)外部信號開(kāi)關(guān)而亮和滅。
程序卻無(wú)法動(dòng)作，在監視PLC時(shí)軟元件（如X0)并未伴隨外部信號進(jìn)行通斷。
此故障出現一段時(shí)間后PLC運轉指示燈和輸入指示燈全部熄滅。
電源指示燈正常。
有哪位同仁遇到此類(lèi)故障。
yjhdlp
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1樓  發(fā)表于: 2015-03-22 21:36
換一個(gè)電源板就行·了

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