Specifications (23 ± 5 ) - ADInstruments AD6830 User Manual

XI. SPECIFICATIONS (23 ± 5 )
AC Watt
(50 or 60 Hz, PF 0.5 to 1, CT = 1, Voltage AC 20V, Current AC 40mA for 1A
range, Current AC 0.4A for 10A range, Current AC 4A for 100A range, and
continuous waveform)
Model AD6830 + AD6802 (1000A)
Range (0 to 1000A)
5.0 – 999.9 W
1.000 – 9.999 KW
10.00 – 99.99 KW
100.0 – 999.9 KW
1000 – 9999 KW
0.000 – 9.999MW
(50 or 60 Hz, PF 0.5 to 1, CT = 1, Voltage > AC 5V, Current > AC 5A for A range,
and continuous waveform. Conductor is located at the center of flexible loop.
Position sensitivity is 2% of range. External field effect of < 40A/m and 200mm
from the coupling is 1% of range. Temperature coefficient is 0.02% of reading / C)
Model AD6830 + 3007 (3000A)
Range (0 to 3000A)
10.0 – 999.9 W
1.000 – 9.999 KW
10.00 – 99.99 KW
100.0 – 999.9 KW
1000 – 9999 KW
1,2,3
For CT 1, the accuracy in percentage is the same (±1%). But the
additional digits should be multiplied by the CT ratio.
For example,
Range of CT (Current Transformer) Ratio: 1 to 600
Resolution
0.1W
0.001 KW
0.01 KW
0.1 KW
1 KW
0.001MW
Resolution
> 20 V and > 30A
0.1W
0.001 KW
0.01 KW
0.1 KW
1 KW
±0.8W becomes ± 0.8W * CT ratio
49
Accuracy of Readings
±1% ± 0.8W
±1% ± 8W
±1% ± 80W
±1% ± 0.8KW
±1% ± 8KW
±1% ± 80KW
Accuracy of Readings
±1% of range
±1% of range
±1% of range
±1% of range
±1% of range
2
3
< 20V or < 30A
±2% of range
±2% of range
±2% of range
±2% of range
±2% of range