User Manual California Instruments
20 CSW Series
2.1.3 Measurements
(All specifications are at 25˚C unless noted otherwise)
Parameter
Accuracy ()
Resolution
Frequency 2 counts
0 to 45
˚C
0.01: 16 to 81.91 Hz
0.1: 82.0 to 819.0 Hz
1: 820 to 5000 Hz
RMS Voltage ±0.1% of range from 5 to 156 or 10
to 312 volts. Above 1kHz add
0.2%/kHz
0.01 Volt
RMS Current ±1% of range add ±1.5%/kHz above
500 Hz
Ranges: 0.5 to 16A: 156V range
0.5 to 8A: 312V range
Multiply by 3 for 1-phase mode
0.001 Amp
Peak Current ±5% of range, 40 to 500 Hz; add
±1%/kHz 500 to 5 kHz
Ranges: 0 to 56A; 156V range
0 to 28A; 312V range
Multiply by 3 for 1-phase mode
0.01 Amp
VA Power ±2.5% of range, DC or 40 to 500.
Add ±1%/kHz above 500 Hz.
Ranges: 1.8kVA; 3-phase mode
5.6kVA; 1-phase mode
1 VA
Real Power ±2.5% of range, DC or 40 to 500.
Add ±1%/kHz above 500 Hz.
Ranges: 1.8kW; 3-phase mode
5.6kW; 1-phase mode
1 W
Power Factor
(>0.2kVA)
±5% of range at full power, 40 to
500 Hz. Add ±1%/kHz above 500 Hz
0.01
Temperature Coefficient <±50 ppm for all functions above↑
Frequency
2 counts (0 to 45
˚C)
0.01: 16 to 81.91 Hz
0.1: 82.0 to 819.0 Hz
1: 820 to 5000 Hz
Phase ±2˚, 40 to 500 Hz, add ±2˚/kHz
above 500 Hz. (0 to 45
˚C)
±1˚ for outputs above 20 VRMS
Current and Power Accuracy specifications are percent of Range. The Ranges are listed below .
Measurement bandwidth is limited to 16 Khz.
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