5500A
Service Manual
3-28
3-34. AC Current Amplitude Accuracy
The AC Voltage Amplitude Accuracy test verifies the accuracy of ac current at the
5500A Calibrator front panel AUX terminals. Use a Fluke 5790A with the appropriate
precision shunts and adapter to measure the 5500A output. Refer to the 5790A Operator
Manual for operating instructions and connections. See Figure 3-2 for connections, and
see Table 3-5 for shunt information. Table 3-20 shows the test points.
Table 3-20. AC Current Amplitude Accuracy Test
Nominal Value Frequency Measured Value
(A)
(AUX)
Deviation % 90-Day Spec. (%)
33 µA 1 kHz 0.848%
33 µA 10 kHz 1.395
190 µA 45 Hz 0.169
190 µA 1 kHz 0.222
190 µA 10 kHz 1.019
329 µA 10 Hz 0.236
329 µA 45 Hz 0.136
329 µA 1 kHz 0.166
329 µA 5 kHz 0.346
329 µA 10 kHz 0.986
0.33 mA 1 kHz 0.171
0.33 mA 5 kHz 0.241
1.9 mA 1 kHz 0.096
1.9 mA 10 kHz 0.466
3.29 mA 10 Hz 0.159
3.29 mA 45 Hz 0.089
3.29 mA 1 kHz 0.089
3.29 mA 5 kHz 0.159
3.29 mA 10 kHz 0.459
3.3 mA 1 kHz 0.161
3.3 mA 5 kHz 0.241
19 mA 1 kHz 0.086
19 mA 10 kHz 0.466
32.9 mA 10 Hz 0.159
32.9 mA 45 Hz 0.079
32.9 mA 1 kHz 0.079