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aabbcc296
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樓主  發(fā)表于: 2012-08-02 20:49
請教：依碼仕9020噴碼機故障報警電纜的藍線(xiàn)、白線(xiàn)是故障時(shí)得電直流24V,接一個(gè)HH53P  DC24V微型繼電器，微型繼電器的常閉觸點(diǎn)與標機的急停(常閉觸點(diǎn)）串聯(lián)，（線(xiàn)沒(méi)用屏蔽線(xiàn)）怎么噴碼機無(wú)規律漏碼？請高手指點(diǎn)！
kssolar
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1樓  發(fā)表于: 2012-08-02 21:26
假報警控制系統元器件老化造成

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