5500A
Service Manual
3-22
3-29. DC Current Amplitude Accuracy
The DC Voltage Amplitude Accuracy test verifies the accuracy of dc current at the
5500A Calibrator front panel AUX terminals. See Figure 3-2 and Table 3-4 for test
equipment connection instructions. Table 3-15 shows the test points.
Table 3-15. DC Current Amplitude Accuracy Test
Range
Nominal
Value
Measured Value (A)
(AUX)
Deviation %
90-Day Spec.
(% or mA)
3.3 mA
0 mA
0.00005 mA
3.3 mA
0.19 mA
0.036%
3.3 mA
-0.19 mA
0.036%
3.3 mA
1.9 mA
0.013%
3.3 mA
-1.9 mA
0.013%
3.3 mA
3.29 mA
0.012%
3.3 mA
-3.29 mA
0.012%
33 mA
0 mA
0.00025 mA
33 mA
19 mA
0.009%
33 mA
-19 mA
0.009%
33 mA
32.9 mA
0.009%
33 mA
-32.9 mA
0.009%
330 mA
0 mA
0.0033 mA
330 mA
190 mA
0.010%
330 mA
-190 mA
0.010%
330 mA
329 mA
0.009%
330 mA
-329 mA
0.009%
2.2 A
0 A
0.000044 A
2.2 A
2.19 A
0.025%
2.2 A
-2.19 A
0.025%
11 A
0 A
0.00033 A
11 A
11 A
0.041%
11 A
-11 A
0.041%
Summary of Contents for 5500A
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