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puck0313
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樓主  發(fā)表于: 2020-09-29 09:07
各位大哥，有個(gè)項目上用的CR系列的，只要一個(gè)485口，這個(gè)485口還需要和其他外部設備通訊，這樣PLC的在線(xiàn)監控就沒(méi)有端口了，誰(shuí)有辦法既不斷開(kāi)外部通訊又可以在線(xiàn)監控？
感激不盡�。�！
gxtmdb82164
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1樓  發(fā)表于: 2020-09-29 10:19
淘寶上有各種PPI轉以太網(wǎng)的模塊，其中部分功能比較強的可以做到通信監控兩不誤~

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