怎么樣把ProfibusDP與ModbusRTU連接起來(lái)呢?最近有很多客戶朋友咨詢這個(gè)問(wèn)題,在這里為大家詳細(xì)說(shuō)明一下。其實(shí)有一個(gè)設(shè)備可以很輕松地解決這個(gè)問(wèn)題,名為YC-DPM-RTU,下面是詳細(xì)信息。
一,設(shè)備功能
遠(yuǎn)創(chuàng)智控YC-DPM-RTU網(wǎng)關(guān)在Profibus總線側(cè)實(shí)現(xiàn)主站功能,在Modbus串口側(cè)實(shí)現(xiàn)從站功能??蓪rofibusDP協(xié)議的設(shè)備(如:E+H流量計(jì)、倍福編碼器等)接入到Modbus網(wǎng)絡(luò)中;通過(guò)增加DP/PA耦合器,也可將Profibus PA從站接入Modbus網(wǎng)絡(luò)。在Modbus串口側(cè)提供RS485和RS232兩種電平接口。
遠(yuǎn)創(chuàng)智控YC-DPM-RTU網(wǎng)關(guān)最多支持32個(gè)Profibus從站的通信,只支持單主站系統(tǒng),不支持多主站系統(tǒng)。
二,設(shè)備拓?fù)鋱D
![wKgZomafF8uAFAoIAABxIg1TQhk238.png](https://file1.elecfans.com/web2/M00/FD/D3/wKgZomafF8uAFAoIAABxIg1TQhk238.png)
三,設(shè)備技術(shù)參數(shù)
1,MODBUS RTU 技術(shù)參數(shù)
◆ 波特率:1200、2400、4800、9600、14400、19200、38400、56000、57600、115200bps;
◆ 串口格式支持7、8個(gè)數(shù)據(jù)位, None/Odd/Even校驗(yàn)位,1、2 個(gè)停止位。
2,CANOPEN技術(shù)參數(shù)
◆ 主站輸入數(shù)據(jù)緩存:4096字節(jié);
◆ 主站輸出數(shù)據(jù)緩存:4096字節(jié);
◆ 主站參數(shù)數(shù)據(jù)緩存:4096字節(jié);
◆ 主站診斷數(shù)據(jù)緩存:1024字節(jié);
◆ 從站允許最大輸入輸出字節(jié)數(shù):輸入244字節(jié),輸出244字節(jié);
◆ 從站允許最大用戶參數(shù)長(zhǎng)度:244字節(jié);
◆ 波特率:9.6K、19.2K、45.45K、93.75K、187.5K、500K、1.5M、3Mbps。
四,端子說(shuō)明
Profibus DP接口 | 電源及Modbus接口 | |||
1、2、7、9 | NC | 1 | V+,電源輸入正 | |
3 | B+,Profibus差分收發(fā)正信號(hào) | 2 | V-,電源輸入負(fù) | |
4 | ISODE,Profibus收發(fā)控制隔離輸出 | 3 | GND,RS232和RS485信號(hào)地 | |
5 | GND,隔離電源地 | 4 | TX,網(wǎng)關(guān)RS232數(shù)據(jù)發(fā)送信號(hào) | |
6 | VP,隔離5V電源輸出,最大輸出150mA | 5 | RX,網(wǎng)關(guān)RS232數(shù)據(jù)接收信號(hào) | |
8 | A-,Profibus差分收發(fā)負(fù)信號(hào) | 6 | A+,RS485差分收發(fā)正信號(hào) | |
7 | B-, RS485差分收發(fā)負(fù)信號(hào) |
文章總結(jié):
ProfibusDP轉(zhuǎn)ModbusRTU協(xié)議轉(zhuǎn)化網(wǎng)關(guān)現(xiàn)在就為廣大朋友們講述到這里啦,是不是對(duì)您很有幫助呢?如果您有其他問(wèn)題想要了解,或者有什么建議的話,都可以聯(lián)系我們哦!
審核編輯 黃宇
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