db44 t 578-2009 卫星定位汽车行驶记录仪通用技术规范

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1、DB44T578-2009卫星定位汽车行驶记录仪通用技术规范?卫星定位汽车行驶记录仪通用技术规范(广东省地标)DB44-T578-2009ICS43.040.15T07备案号???DB44广东省地方标准????DB44/T578—2009卫星定位汽车行驶记录仪通用技术规范GeneralSpecificationforSatellitePositioningVehicleTravellingDataRecorder2009-01-09发布2009-04-01实施广东省质量技术监督局发布目??录前言............................

2、.....................................................III引言..................................................................................IV1范围.................................................................................12规范性引用文件...........................................

3、............................13术语和缩略语.........................................................................13.1术语...............................................................................13.2缩略语.............................................................................

4、24要求.................................................................................34.1一般要求...........................................................................44.2功能要求...........................................................................44.3性能要求...................

5、........................................................94.4车速传递系数的设定................................................................114.5数据通信协议......................................................................114.6信息安全性......................................................

6、..................114.7气候环境适应性....................................................................124.8机械环境适应性....................................................................124.9外壳防护等级......................................................................124.10抗汽车电点火干扰.....

7、............................................................134.11电磁兼容.........................................................................134.12表面抗腐蚀.......................................................................135试验方法..............................................

8、..............................135.1一般要求...............