Specification规格SupplyVoltage电源电压12-440VACRMS12-440VAC有效值Display显示33/4digitLCD,12mmcharacters40segmentcurveddisplay33/4位数的液晶显示器，12毫米字符显示40部分弯曲EnvironProtection保护环境IP65frontpanelonly知识产权只有65岁的前面板Displayresponsetime显示器响应时间15mSec15mSecSupplycurrent电源电流3mAtypical3毫安典型Samplerate采样率3persecond3每秒MeasuringRange测量范围0.1mA-400.0mA0.1毫安-四百点零毫安Backlightcurrent背光电流80mAmaxred,white120mAmaxgreen八○毫安最高红白绿一二〇毫安最高Accuracy精度Typical 2%典型的 2％OperatingTemp.操作温度。-10 Cto+50 C-10 C至50摄氏度StorageTemp.贮藏温度。-20 Cto+70 C.-20 C至70 C的Op.同前。Freq.频率。Range范围40to650Hz 2%40至650Hz 2％650to2700Hz 5%650至2700Hz 5％