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4GDTU無線DTU終端設備
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4GDTU無線DTU終端設備 2021-10-26 11:25:30 4GDTU無線DTU終端設備 0

4GDTU無線DT7710可將串口數據轉換為IP數據或將IP數據轉換為串口數據,通過無線網絡進行數據傳輸,DT7710無線終端廣泛應用與電力、工業、水利、農業等行業。

組網迅速靈活,建設周期短、成本低;

網絡覆蓋范圍廣(GPRS/3g/4g);

鏈路支持永遠在線、按流量計費、用戶使用成本低;

提供RS232和RS485接口;

可直接連接串口設備,實現數據透明傳輸功能;

WDT看門狗設計,保證系統穩定;

采用完備的防掉線機制,保證數據終端永遠在線;

提供功能強大的中心管理軟件,方便設備管理;

支持串口軟件配置和遠程AT指令維護;

寬電源輸入(DC 6~35V);

工作溫度范圍達-30℃~70℃;

相對濕度95%(無凝結)

DT7710.png

常見故障現象:

故障現象

DTU無法連接服務器(藍燈不常亮)

處理方式

進入銳谷配置管家查看服務器的ip

和端口號是否填寫正確

檢查服務器運作是否正常

查看SIM卡是否接觸不良或欠費

查看天線接口是否接觸不良

確保DTU工作模式與服務器保持匹配(TCP/UDP等),工作模式可以在銳谷配置管家進行配置

故障現象

無法連接銳谷配置管家

處理方式

確認DTU的RS232/485口接線與電腦連接正確

無法連接銳谷配置管家確認電腦串口號(COM口)、波特率與DTU保持匹配,DTU默認波特率是115200

故障現象

與用戶終端(下位機)通訊故障

處理方式

確認DTU的通訊接口與下位機的通

訊接口接線正確

與用戶終端(下位機)通訊故障確認下位機(COM口)、波特率、奇偶校驗、數據位、停止位與DTU保持匹配,DTU默認波特率是115200


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