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791891
山登絕頂人為峰
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樓主  發(fā)表于: 2011-11-05 16:59
PLC與控制設備較遠，線(xiàn)較多。有沒(méi)有什么模塊減少PLC到現場(chǎng)的控制線(xiàn)？希望提供三菱和西門(mén)子品牌產(chǎn)品。
以前看到過(guò)三菱有，現場(chǎng)的IO信號連接模塊，模塊只需2根線(xiàn)到PLC即可接收與控制輸出。
a285794003
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1樓  發(fā)表于: 2011-11-08 11:37
模塊是有價(jià)格高點(diǎn)而已

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