电力用户用电信息采集系统集中抄表终端技术规范江苏省电力公司2010年8月江苏省电力公司电力用户用电信息采集系统集中抄表终端技术规范目录1范围....................................................................................................................................................32规范性引用文件................................................................................................................................33术语和定义........................................................................................................................................34终端分类和类型标识代码..............................................................................................................44.1分类.........................................................................................................................................44.2选用类型..............................................................................................................................45技术要求............................................................................................................................................45.1环境条件................................................................................................................................45.1.1参比温度及参比湿度................................................................................................45.1.2温湿度范围................................................................................................................45.1.3大气压力....................................................................................................................45.2机械影响................................................................................................................................55.3工作电源................................................................................................................................55.3.1工作电源....................................................................................................................55.3.2功率消耗....................................................................................................................55.3.3失电告警....................................................................................................................55.3.4时钟和数据失电保持.................................................................................................55.3.5抗接地故障能力........................................................................................................55.4可靠性指标............................................................................................................................55.5数据传输信道........................................................................................................................55.5.1通信信道....................................................................................................................55.5.2通信信道接口............................................................................................................55.5.3通信协议....................................................................................................................55.5.4天线.........................................................................................