Valhalla 2300 Operation Manual - page 12
2-2. Current
Specifications
The accuracy figures given below are valid for ambient temperatures between 20
°C and 30°C for a
period of one year from the date of calibration following a 1 hour warm-up period.
2-2-1. Current Ranges, Resolution and Bandwidth
Low
Shunt Medium
Shunt High
Shunt
Ranges: 0.2A,
0.5A,
1A
2A,
5A,
10A 20A,
50A,
100A
Resolution:
100µA
1mA
10mA
Impedance: 100mΩ
10mΩ
1mΩ
Bandwidth:
DC & 20Hz-10kHz
DC & 20Hz-5kHz
DC & 20Hz-1kHz
Max
Input:
2A
continuous
20A
continuous 150A
continuous
Peak
Input:
100msec
@5A
100msec
@50A 100msec
@500A
(no damage)
(fused)
2-2-2. Current Accuracy
For all models @ 20
°C to 30°C for 1 year. True RMS, DC coupled (AC+DC)
±0.5% of reading ±0.5% of range at DC
±0.25% of reading ±0.25% of range from 20Hz to bandwidth
2-2-3. Miscellaneous Current Specifications
Temperature Coefficient: ± 1/10 of accuracy specification per
°C (0-19°C and 31-50°C)
Crest Factor: 50:1 at minimum input linearly decreasing to 2.5:1 at full scale
Minimum Input: 5% of range
Peak Indicator: Illuminates at 2 times range
Shunt Compliance Voltage: 100mV at full scale on highest range for shunt (1A, 10A, 100A)