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卓發(fā)智能
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樓主  發(fā)表于: 2021-03-23 22:07
各位朋友，本人最近有一個(gè)工程項目，打算用MT8102IE的屏通過(guò)屏的COM  A口  COM  B口二個(gè)485通訊63臺三菱變頻器，每個(gè)口通訊32臺，在網(wǎng)上買(mǎi)了二個(gè)485集線(xiàn)器放大器那種一進(jìn)二出的，問(wèn)過(guò)威綸官方說(shuō)一個(gè)485口可以通訊最多32個(gè)從站設備，二個(gè)口剛好夠我的數量。心里其實(shí)也沒(méi)底，這么多臺變頻器通訊延時(shí)會(huì )不會(huì )很?chē)乐�、歡迎各位討論指教！
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