数字功率表PF2010技术参数:
测量量程 |
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项目 |
电压 |
电流 |
输入回路类型 |
电阻分压 |
纯组取样 |
测量范围 |
0.1V~600V |
2.5mA~20A(直接输入) |
输入量程 |
30/60/100/200/400/600V |
直接输入:0.5/1/2/5/10/20A |
外部输入:50/100/200mA |
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量程切换 |
自动/手动均可 |
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测量模式 |
RMS/MEAN/DC |
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频率范围 |
DC、AC:10Hz~500kHz |
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*大允许输入(峰值1秒) |
1000V或量程的3倍,二者中取较小的值 |
直接输入:50A或量程的3倍,二者中取较小值 |
*大允许连续输入(RMS) |
700V或量程的2倍,二者中取较小值 |
直接输入:25A或量程的2倍,二者中取较小值 |
A/D转换器 |
分辨率:16bits *大转换速率:200kHz |
测量精度 |
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条件 |
电压(V)/(A) |
有功功率(W) |
Humidity:30~75%RH Temperature:23±5℃ Source:220V±5% Input waveform: sine waveform Input:10~100%range Common mode:0V PF:COSФ=1 Low-pass linear filter With cut-off Frequency:500Hz CF=3 |
DC: |
DC: |
±(0.04%reading+0.08%range+1digit) |
±(0.08%reading+0.16%range+1digit) |
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10Hz~45Hz |
10Hz~45Hz |
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±(0.03%reading+0.05%range+1digit) |
±(0.05%reading+0.05%range+1digit) |
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45Hz~65Hz |
45Hz~65Hz |
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±(0.03%reading+0.03%range+1digit) |
±(0.04%reading+0.04%range+1digit) |
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65Hz~250Hz |
65Hz~250Hz |
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±(0.05%reading+0.1%range+1digit) |
±(0.05%reading+0.1%range+1digit) |
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250Hz~1kHz |
250Hz~1kHz |
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±(0.05%reading+0.5%range+1digit) |
±(0.05%reading+0.5%range+1digit) |
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1kHz~10 kHz |
1kHz~10 kHz |
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±(0.05%reading+1%range+1digit) |
±(0.05%reading+2%range+1digit) |
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10kHz~100kHz |
10kHz~100kHz |
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±(0.01*(f-10)%reading+1.5%range+1digit) |
±(0.02 *(f-10)%reading+2.5%range+1digit) |
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100kHz~500kHz |
100kHz~500kHz |
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±(0.03*(f-100)%reading+3%range+1digit) |
±(0.15*(f-100)%reading+5%range+1digit) |