DC-GPS0720时间同步系统使用手册邢台大成网络技术有限公司目录1.装置的用途及特点............................................11.1用途..........................................................................................................................................11.2特点：......................................................................................................................................12.技术指标....................................................32.1物理参数..................................................................................................................................32.2环境条件..................................................................................................................................42.3电磁兼容性..............................................................................................................................42.4供电电源..................................................................................................................................52.5平均无故障间隔时间MTBF..................................................................................................52.6时间信号输入输出接口..........................................................................................................62.7标准时钟装置核心GPS接收器的指标.................................................................................72.8输出信号定时精度指标..........................................................................................................82.9接口规范..................................................................................................................................92.10告警信号..............................................................................................................................132.11GPS失步时内部守时钟精度的稳定度..............................................................................132.12引用标准..............................................................................................................................143.DC-GPS0720时间同步系统....................................153.1DC-GPS0720时间同步系统组成.........................................................................................153.2装置的结构和模块介绍........................................................................................................163.3工作状态指示........................................................................................................................383.3.1标准时间同步钟本体指示灯.............................................................................................383.3.2GPS卫星同步时钟指示灯.................................................................................................394.装置的安装及操作说明.......................................404.1天线的安装............................................................................................................................404.2装置的安装位置....................................................................................................................424.3投入及运行............................................................................................................................424.4安装避雷器......................................................................
