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y4620148
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樓主  發(fā)表于: 2021-05-14 13:33
RT：公司領(lǐng)導要改造，在原本的回路上再加上一條安全回路。
        產(chǎn)品是220V西門(mén)子224CN，24V電源來(lái)自24V2A的電源（明緯）

現在要在PLC的輸入口接入2根24V數字量信號，且操作中兩路會(huì )同時(shí)得電，這樣會(huì )有什么影響嘛。
24V還不是來(lái)自同一個(gè)24V電源，有一根線(xiàn)的24V來(lái)自后方設備傳遞過(guò)來(lái)。
矽能工控
自動(dòng)化編程維護改造升級，微信同電話(huà)
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1樓  發(fā)表于: 2021-06-24 17:41
是的，最好加個(gè)中繼轉換一下
西能自動(dòng)化，承接非標自動(dòng)機電控電路電器設計安裝維護維修，電聯(lián)18962034521

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