遠創(chuàng)智控PA轉(zhuǎn)modbus rtu協(xié)議網(wǎng)關(guān)YC-PA-485,解決您的協(xié)議轉(zhuǎn)換難題。
這款PA轉(zhuǎn)Modbus RTU協(xié)議網(wǎng)關(guān),將Profibus PA和Modbus RTU專用通訊協(xié)議進行橋接,為您的數(shù)據(jù)傳輸提供穩(wěn)定、高效的解決方案。它符合Modbus通訊協(xié)議,允許Modbus設(shè)備通過本網(wǎng)關(guān)與Profibus PA總線上的主站設(shè)備進行數(shù)據(jù)交換。使用這款網(wǎng)關(guān)非常簡單,只需使用Profibus PA鏈接器或DP/PA耦合器,即可實現(xiàn)Profibus DP和Profibus PA的總線耦合。本產(chǎn)品在Profibus PA及Modbus總線上均工作在從站模式,可確保您的數(shù)據(jù)傳輸更加穩(wěn)定、可靠。
一、在博圖中安裝GSD文件
(1)在程序中打開博圖,并打開已經(jīng)建好的任意一個工程。
(2)執(zhí)行選項→安裝設(shè)備描述文件(GSD)菜單,彈出安裝設(shè)備描述文件窗口。
(3)在安裝設(shè)備描述文件窗口中單擊按鈕選擇遠創(chuàng)智控PA轉(zhuǎn)modbus rtu協(xié)議網(wǎng)關(guān)YC-PA-485,GSD文件所在文件夾。
(4)GSD文件窗口會顯示出所選文件夾內(nèi)的所有GSD文件。單擊勾擇pa_mbm.gsd文件→單擊安裝按鈕→彈出提示窗口選擇“確定”→等待安裝、更新完成。
(5)GSD文件安裝成功后可在硬件目錄中找到網(wǎng)關(guān)。
二,Profibus PA設(shè)備中的數(shù)據(jù)
PA中的數(shù)據(jù)分循環(huán)數(shù)據(jù)和非循環(huán)數(shù)據(jù)。非循環(huán)數(shù)據(jù)的地址安排采用槽號(slot)和索引(index)相結(jié)合的方法編排。槽號表示模塊,索引表示屬于此模塊的數(shù)據(jù)塊,每個數(shù)據(jù)塊最多244個字節(jié)。設(shè)備管理器用來管理這些數(shù)據(jù)的編排,它包含了所有數(shù)據(jù)編址的信息。
PA中的數(shù)據(jù)使用槽號和索引號來編址。
三,在IA Portal(博圖)中組態(tài)YC-PA-485/232
建立工程項目
(1)打開博圖,進入軟件界面并新建項目
(2)雙擊添加新設(shè)備添加PLC
(3)切換到網(wǎng)絡(luò)視圖,鼠標放在 PLC 的 DP 端口(紫色),右鍵單擊彈出菜單,選擇添加子網(wǎng)
(4)單擊子網(wǎng)設(shè)置Profibus波特率為45.45(31.25)KB。
(5)添加YC-PA-485/232。雙擊硬件目錄里的YC-PA-485/232,會自動添加到Profibus網(wǎng)絡(luò)。
(6)鼠標放在 PLC 放在藍色“未分配”字上,右鍵單擊彈出菜單,選擇分配到新主站,在彈出的窗口中選擇主站。
(7)設(shè)置PA從站地址(修改的地址要和 YC-PA-485/232 硬件上設(shè)置的地址一樣)。
五,配置Modbus報文的參數(shù)
此外,遠創(chuàng)智控PA轉(zhuǎn)modbus rtu協(xié)議網(wǎng)關(guān)還具有高性價比、易于操作和維護的特點,為您的生產(chǎn)和傳輸數(shù)據(jù)提供最佳的保障。
如果你也有類似的需求,不妨試試這款遠創(chuàng)智控PA轉(zhuǎn)modbus RTU協(xié)議網(wǎng)關(guān)YC-PA-485,歡迎留言討論您的使用體驗!
審核編輯:湯梓紅
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