TB 9-6625-163-24
Table 1. Calibration Description Continued.
Test instrument
Performance specifications1, 2
parameters
AC Current
Range: 0 to 10 A ac
Range
Accuracy
(AC A)1
1 to 20 kHz2
20 to 100 kHz3
20 to 45Hz
45 Hz to 1 kHz
500 A
1.0% + 20
0.6% + 20
0.6% + 20
5% + 40
5000 A
1.0% + 5
0.6% + 5
0.6% + 10
5% + 40
(AC mA)1
50 mA
1.0% + 20
0.6% + 20
0.6% + 20
5% + 40
400 mA
1.0% + 5
0.6% + 5
1.5% + 10
5% + 40
(AC A) 4
3% + 404
5A
1.5% + 20
0.8% + 20
Not Spec'd
10 A5
3% + 104
1.5% + 5
0.8% + 5
Not Spec'd
400 mA continuous; 550 mA for two minutes on, one minute off.
1
Verification to 10 kHz constitutes a completed performance evaluation as per manufacturer.
2
3 Verified by design and type tests.
4 20 A for 30 seconds on, 10 minutes off. >10 A not specified.
5 10 A range (10 % to 100 % of range).
Function
Range
Resolution
Accuracy
50 Ω1
0.001 Ω
(0.15% + 20)
500 Ω1
0.01 Ω
(0.05% + 10)
5 kΩ1
0.0001 kΩ
(0.05% + 2)
50 kΩ1
0.001 kΩ
(0.05% + 2)
500 kΩ
0.01 kΩ
(0.05% + 15)
5 MΩ
0.0001 MΩ
(0.15% + 4)
30 MΩ
0.001 MΩ
(1.5% + 4)
50 MΩ
0.01 MΩ
(1.5% + 4)
100 MΩ
0.1 MΩ
(3% + 2)
500 MΩ
0.1 MΩ
(8% + 2)
50 nS2
0.01 nS
(1% + 10)
When using the relative mode (REL Q) to compensate for offsets.
1
Add 20 counts above 33 nS in 50 nS range.
2
See footnotes at end of table.
4
