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jiangruei
很多人不需要再見(jiàn),因為只是路過(guò)而已,遺忘就是給彼此最好的紀念
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樓主  發(fā)表于: 2014-11-01 16:55
近期接了一套西門(mén)子控制系統,用西門(mén)子CPU315-2DP做主控制器,下面通過(guò)DP網(wǎng)絡(luò )連接8個(gè)CPU222CN做子站控制16軸伺服,程序在調試時(shí)發(fā)現CPU222CN子站程序編譯后過(guò)大,超出了子站CPU222CN的程序容量空間,提示換更大容量的PLC,因為控制柜已經(jīng)安裝好,如果換CPU224CN的話(huà),安裝空間將不夠,會(huì )破壞整個(gè)布局,同時(shí)更換8個(gè)CPU224CN也是一筆不小的支出,經(jīng)過(guò)分析S7-200PLC的結構,決定把CPU222CN的系統固件換成CPU224CN的,然后替換4256W的存貯器,經(jīng)過(guò)重新燒錄固件,練上電腦通信,PLC已經(jīng)顯示為CPU224CN,程序容量也跟CPU224CN一樣大,程序下載進(jìn)去后也能正常運行,至此,PLC固件更新取得完美成功
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    大于號
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    1樓  發(fā)表于: 2015-06-06 08:27
    這簡(jiǎn)直是高手中的高手,方便聯(lián)系嗎我要和您學(xué)習一下,我是剛剛學(xué)習西門(mén)子PLC,還請幫助。

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