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wsir123
日子在忙碌中才會(huì )顯得充實(shí)，我喜歡這樣的生活。
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12樓  發(fā)表于: 2011-03-09 11:08
引用
主電路電源斷開(kāi)的狀態(tài)下，伺服開(kāi)啟信號SON為ON了。
1.檢測主電路回路R,S,T，有沒(méi)有斷路或接觸不良。
2,檢測伺服開(kāi)啟信號ON的時(shí)機。有無(wú)在主回路OFF的狀態(tài)下開(kāi)啟的可能性。
3，以上均無(wú)問(wèn)題，則可能是伺服系統硬件故障。更換后測試一下。


估計內部電源主回路電壓?jiǎn)?wèn)題或檢測部分出了問(wèn)題。
保持每天一點(diǎn)小進(jìn)步足矣。。。
luchuanrun
學(xué)習中
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13樓  發(fā)表于: 2011-05-19 14:39
學(xué)習了
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