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13423698135
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樓主  發(fā)表于: 2019-03-12 21:16
如題，S7-1200與3臺G120變頻器profinet通訊，怎么組態(tài)？怎么接線(xiàn)？需要交換機嗎？還是像MODBUS一樣接線(xiàn)方式。求大俠們指點(diǎn)。有通訊例子程序發(fā)我郵箱243215403@qq.com非常感謝！
蒂花之秀
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1樓  發(fā)表于: 2019-03-19 23:46
那么你覺(jué)得這個(gè)以太網(wǎng)通訊是怎么布通訊線(xiàn)的呢？為什么要交換機？
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引用第3樓chuiyanbo于2019-03-13 17:18發(fā)表的  :
就算你在網(wǎng)絡(luò )視圖里面組態(tài)了你也要用交換機啊，3臺g120啊，你能憑空接？？？？一個(gè)cpu才一個(gè)以太網(wǎng)口你怎么和3個(gè)接

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