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xtl123925
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樓主  發(fā)表于: 2010-07-26 21:44
我想用S7-226XP與變頻器進(jìn)行通訊，但是接頭不會(huì )做，哪位畫(huà)個(gè)圖告知一下。不勝感激。
冰糖
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1樓  發(fā)表于: 2010-07-26 23:47
MODBUS嗎？接3和8腳
我做的工控學(xué)習網(wǎng)站BBS.ZIWAI.NET (紫外工控論壇)，提供各類(lèi)工控資料和技術(shù)交流,同時(shí)歡迎加入工控交流群 85695322
xtl123925
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2樓  發(fā)表于: 2010-07-28 21:53
能否說(shuō)清楚點(diǎn)

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