TB 9-6625-194-24
Table A-1. Calibration Description - Continued.
Test instrument parameters
Performance specifications
Model 80i-400
AC Current Range: 0 to 400 A ac, 1 mA/A
Accuracy:
AC Current
(3% of rdg + 0.4 A), 48 to 440 Hz
(4% of rdg + 0.4 A), 440 to 1000 Hz
Model 80i-410
AC/DC Current Range: 0 to 400 A dc, 0 to 400 A ac at 60 Hz
AC/DC Current
Accuracy: (5% rdg + 2.5 A), 5 to 400 A ac/A dc
Model 80i-500s
AC Current Range: 0 to 500 A ac at 1 mV per A
Accuracy: Basic
45 to 65 Hz:
(5% rdg + 0.3 A), 1 to 20 A ac
5% rdg, 20 to 100 A ac
2% rdg, 100 to 500 A ac
Add the following errors to the Basic accuracies for the applicable range:
10 to 20 Hz:
AC Current
5% rdg, 1 to 300 A ac
15% rdg, 300 to 400 A ac
25% rdg, 400 to 500 A ac
20 to 45 Hz:
5% rdg, 1 to 500 A ac
65 Hz to 3 kHz:
(5% rdg + 0.4 A), 1 to 50 A ac
5% rdg, 50 to 500 A ac
5 to 10 Hz and 3 to 10 kHz: not specified
Models 80i-600 and 80i-600A
AC Current Range: 1 to 600 A ac, 1 mA/A
Accuracy:
AC Current
(2% of rdg), 50 to 1000 Hz
(3% of rdg), 30 to 50 Hz or 1 to 10 kHz
Model i1000s
AC Current Range: 0 to 1000 A ac at 48 to 65 Hz
Accuracy:
100 mV/A:
(3% of rdg +10 mV), 100 mA AC to 10 A ac
AC Current
10 mV/A:
(2% of rdg + 5 mV ac), 100 mA to 100 A ac
1 mV/A:
(1% of rdg + 1 mV), 1 to 1000 A ac
A-2
