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产品名称:功率分析仪(高频*型)规格型号:HD-4251产品概述大屏液晶显示,无需电脑即可工作;宽频DC,10Hz~500kHz高频精度更突出;适合非周期波测量,变比功能,平均显示功能;积分功能,谐波分析功能;RS-232通讯接口。测量量程项目电压电流输入回路类型电阻分压纯阻取样输入量程30/60/120/200/300/600/1200/2000(V)直接输入:0.2/0.5/1/2/5/10/20/50A外部输入:100/200/500(mV)量程切换自动/手动均可测量模式普通、谐波频率范围DC、AC:10Hz~500Hz允许输入(峰值1秒)3000Vpk或量程的3倍,二者中取较小的值直接输入:75Apk或量程的3倍,取较小值外部输入:700mV或量程的3倍,取较小值允许连续输入(RMS)2200Vpk或量程的2倍,二者中取较小的值直接输入:60Apk或量程的2倍,取较小值外部输入:550mV或量程的2倍,取较小值A/D转换器分辨率:12bits转换速率:5MS/s测量精度条件电压(V)/电流(A)有功功率Humidity:30~75%RHTemperature:23±5℃Source:220V±5%Inputwaveform:sinewaveformInput:10~rangeCommon mode:0VPF:COSФ=1filter OFFCF=3DC:DC:±(0.1%reading+0.2%range+1digit)±(0.1%reading+0.2%range+1digit)10Hz~45Hz±(0.2%reading+0.1%range+1digit)45Hz~1kHz±(0.1%reading+0.1%range+1digit)1kHz~10kHz±(0.1%reading+0.2%range+1digit)10kHz~50kHz±(0.2%reading+0.2%range+1digit)50kHz~100 kHz±(0.3%reading+0.2%range+1digit)100kHz~200kHz±(0.5%reading+0.5%range+1digit)200kHz~400kHz±(1%reading+0.5%range+1digit)400kHz~500kHz±((0.1+0.01*f)%reading+1%range+1digit)#