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wxfwjj
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樓主  發(fā)表于: 2015-10-15 21:50
臺達VDF-B RS485與三菱FX RS 485 如何連線(xiàn)？臺達變頻器485通訊接口 1：EV   2:GND   3:SG-  4:SG+  5:保留 6：保留與三菱PLC FX3U 485通訊接口 RDA  RDB  SDA  SDB  SG如何連接?哪位高人知道？
jcx111222
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1樓  發(fā)表于: 2015-10-16 21:11
RDA與SDA短接 為正，與變頻器SG+ 相接
RDB與SDB短接 為負，與變頻器SG- 相接

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