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用心回復
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樓主  發(fā)表于: 2018-07-23 17:00
多個(gè)信號位于不同廠(chǎng)區,有溫度傳感器的模擬量和氨濃度報警信號,要觀(guān)測運作是否正常,必須得工人時(shí)刻檢測,廠(chǎng)里想改無(wú)線(xiàn),把信號統一傳到中控室直接檢測不同廠(chǎng)區的情況,問(wèn)一下是否可以實(shí)現
微信公眾號:DTD110HF
PLC無(wú)線(xiàn)通訊方案
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1樓  發(fā)表于: 2018-07-30 17:01
無(wú)線(xiàn)通訊不是很懂,不過(guò)有做過(guò)2種方案,一個(gè)是以太網(wǎng)的wifi無(wú)線(xiàn),就是2.4G那種,一種是無(wú)線(xiàn)電臺,信號都很容易受環(huán)境干擾,如果只是偶爾數值監控就算斷斷線(xiàn)應該影響也不大,如果對在線(xiàn)監控甚至控制的話(huà),還是用有線(xiàn)吧

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