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qq601920894
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樓主  發(fā)表于: 2012-05-18 09:35
想了解下，屏和PLC的通信距離最大能到多少米，是什么限制了通信距離呢？還有個(gè)問(wèn)題，如果想用上位機連多臺PLC怎么連？
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1樓  發(fā)表于: 2012-05-18 14:04
問(wèn)一下供應商
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