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    產品概述


    北斗汽車行駛記錄儀產品是由組合天線、記錄儀主板、外殼結構等組成。其中主板包括MCU、數據存儲模塊、Wi-Fi模塊、HUT模塊、M-CDMA 模塊、BD導航模塊、報警模塊和電源管理等模塊組成,記錄儀對外接口有4合1組合天線接口、汽車信息接口和導航信息接口等。


    技術指標


    衛星定位模塊

    BD-B1、GPS-L1 雙模,位置誤差<20米,里程誤差<2%,速度誤差<1 km/h,時間誤差<10μs

    無線通信模塊

    Wi-Fi,通信距離15~25米、通信速率≮200Kbps

    存儲模塊

    ROM 容量≮256Mb,外設SD卡8GB以上,斷電保存時間≮200天

    報警模塊

    蜂鳴器,功率≮200mW,頻點≮2kHz,采用內置模式,固定焊接到PCB板上,位置由結構和電氣特性決定

    通信模塊

    CDMA,支持透明(加密)傳輸,支持數據和短信兩種方式(默認數據方式)

    物理特性

    尺寸:142mmx95x35mm

    重量:小于0.8kg


    環境特性

    工作溫度:-20℃~+70℃;

    存貯溫度:-40℃~+85℃;

    振動:GJB367A 土路(碎石路)汽車(方艙)環境。

     


    好运彩
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