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neafar22
大白菜
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樓主  發(fā)表于: 2025-01-22 12:25
請各位前輩大佬們支支招，有一設備用西門(mén)子EM AQ模擬量輸出模塊輸出電壓信號給AB變頻器控制頻率，在客戶(hù)現場(chǎng)使用約半年后現每天報幾次短路故障，更換新的變頻器和輸出模塊都不行。還可以從哪些方面排查，望各位不吝賜教！
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好好學(xué)習，GO  GO
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1樓  發(fā)表于: 2025-02-08 09:24
通訊電纜屏蔽層兩端接地，接地電纜加粗

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