主要通過電源和信號線引入,通常稱為傳導干擾。這種干擾在我工業現場較嚴重。
(3)來自電源的干擾
實踐證明,因電源引入的干擾造成PLC控制系統故障的情況很多,筆者在某工程調試中遇到過,后更換隔離性能更高的PLC電源,問題才得到解決。
(圖片只做參考,不代表實物圖,價格和具體內容請電詢,感謝您的配合)
ABB DAI05
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