1、選擇打開(kāi)西門子配置軟件,需要?jiǎng)?chuàng)建新的項(xiàng)目名稱,項(xiàng)目名稱為“微型空氣質(zhì)量監(jiān)測(cè)系統(tǒng)”;
2、在博圖中點(diǎn)擊添加新設(shè)備,選定西門子PLC型號(hào)以及版本;
3、在博圖的菜單欄中選擇管理通用站描述文件--GSD文件;
4、選擇使用相對(duì)應(yīng)的產(chǎn)品組態(tài)設(shè)備,如下圖所示;
5、當(dāng)前狀態(tài)為PLC與穩(wěn)聯(lián)技術(shù)Modbus轉(zhuǎn)Profinet網(wǎng)關(guān)處未分配狀態(tài);
6、點(diǎn)擊設(shè)備,連接IO控制器PLC_1 PROFINET端口_1;
7、西門子PLC與Modbus轉(zhuǎn)Profinet網(wǎng)關(guān)分配后,需要將網(wǎng)關(guān)的IP地址和PROFINET設(shè)備名稱進(jìn)行修改;
注意:PROFINET設(shè)備名稱選項(xiàng)不要勾選成自動(dòng)生成,重新自定義一個(gè)名稱輸入。
8、選擇設(shè)備組態(tài)中的Modbus轉(zhuǎn)Profinet網(wǎng)關(guān),將右側(cè)目錄菜單下的模塊Input(輸入),Output(輸出)添加到插槽中,然后下載到對(duì)應(yīng)的設(shè)備;
9、打開(kāi)Modbus轉(zhuǎn)Profinet網(wǎng)關(guān)配置軟件,如圖所示:
10、修改網(wǎng)關(guān)配置軟件,必須與博圖組態(tài)的IP一致;
11、需要對(duì)配置軟件中PROFINET名稱進(jìn)行修改,且與設(shè)備名一致;
12、需要根據(jù)從站的設(shè)置參數(shù)對(duì)MODBUS參數(shù)(波特率,奇偶效驗(yàn)等參數(shù))進(jìn)行修改;
13、添加MODBUS網(wǎng)關(guān)配置軟件中所需的功能碼,然后點(diǎn)擊Node鍵入所需命令;
14、添加命令后,根據(jù)所需修改起始地址命令內(nèi)參數(shù);
15、空氣質(zhì)量監(jiān)測(cè)設(shè)備軟件參數(shù)與讀取空氣質(zhì)量監(jiān)測(cè)設(shè)備命令幀參數(shù)一一對(duì)應(yīng);
根據(jù)上圖空氣質(zhì)量監(jiān)測(cè)設(shè)備命令參數(shù)在配置軟件里進(jìn)行修改
地址碼02(十六進(jìn)制)
寄存器起始地址00 2A(十六進(jìn)制)即起始地址42(十進(jìn)制)
寄存器長(zhǎng)度00 12(十六進(jìn)制)即保持寄存器數(shù)量18(十進(jìn)制)
把修改好的數(shù)據(jù)參數(shù)通過(guò)USB連接網(wǎng)關(guān)并下載至成功,最后重新給網(wǎng)關(guān)重新上電。
最后用USB轉(zhuǎn)485測(cè)試數(shù)據(jù)的收、發(fā),啟用博圖監(jiān)控表監(jiān)控收、發(fā)數(shù)據(jù)是否正確。
下圖為博圖監(jiān)控表所監(jiān)控到數(shù)據(jù):
審核編輯 黃昊宇
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