◆ 高精度 High Accuracy
◆ 线路滤波功能 Wire filtering function
◆ 快速数据更新 Fast Data Refresh
◆ 谐波测量功能 Harmonic Test Function
◆ 积分功能 Integrating Function
输入Input
| Item | Voltage V | Current A |
| Input circuit type | Resistive voltage divider | Pure resistance sampling |
| Rated inputs | 10/15/30/60/100/150/300/600 | Direct input : 1/2/5/10/15/30 External shunt input : 50/100/200mV |
| Input impedance | 2MΩ | Direct input : 6mΩ External shunt input : 20kΩ |
| Frequency | DC , 2Hz-195Hz |
| A/D converter | Resolution : 16 bits ; Maximum conversion rate : 100 K |
| Range switching | Manual/auto switching |
| Measurement mode | RMS/MEAN/DC |
Continuous maximum
allowable input | The peak voltage is 1400 V | Direct input The peak current is 60 A |
精度Accuracy
| Conditions | Voltage/Current | Power |
Humidity:30 to 75%RH
Temperature:23±5℃
Supply voltage:220V±5%
Input waveform:Sine wave
Amplitude from:10% to 100%
of present range
Common mode:0V
Power factor:CosΦ=1 CF=3
Line fitter OFF | DC:±(0.04%of reading+0.08%of range+1digit)
2Hz≤f≤45Hz:±(0.03%of reading+0.05%of range+1digit)
45Hz≤f≤65Hz:±(0.03%of reading+0.03%of range+1 digit)
65Hz≤f≤195Hz:±(0.05%of reading+0.1%of range+1 digit) | DC:±(0.08%of reading+0.16%ofrange+1digit)
2Hz≤f≤45Hz:±(0.05%of reading+0.05%of range+1digit)
45Hz≤f≤65Hz:±(0.04%of reading+0.04%of range+1 digit)
65Hz≤f≤195Hz:±(0.05%of reading+0.1%of range+1 digit)
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