技术指标

    ● 电网频率误差                            ≦0.01Hz

    ● 电压（电流）谐波含有率误差              ≦0.1%

各种参数

    ● 外形尺寸                                240*115*45mm

    ● 重量                                    700g

    ● 视域尺寸                                78*67mm

    ● 显示                                    147*238LCD

    ● 主机电源                                用内置可充电电池或充电器供电

    ● 充电器电源                              AC220V±33V

    ● 功率                                    ≦20VA

    ● 工作温度                                5℃～40℃

    ● 存储温度                                0℃～50℃

    ● 相对温度                                40%～80%

    ● 电压量程                                AC6V～450V

    ● 电流量程                                AC0.2A～15A