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abadguy
級別: 略有小成
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發(fā)帖數量: 289 個(gè)
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最后登錄: 2025-05-21
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樓主  發(fā)表于: 2020-08-04 11:08
485主站帶10個(gè)從站，從站距離3公里，請教如何對485線(xiàn)進(jìn)行延長(cháng)，用485中繼還是485轉光纖延長(cháng)？
peilei1031
蘇州昆山的電氣自動(dòng)化從業(yè)者...
級別: 論壇先鋒
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發(fā)帖數量: 385 個(gè)
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在線(xiàn)時(shí)間: 46(小時(shí))
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最后登錄: 2025-05-18
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1樓  發(fā)表于: 2020-08-04 21:00
使用中繼器吧，沒(méi)用過(guò)光纖，用過(guò)的請具體說(shuō)說(shuō)

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