Calibration Procedures 3
34980A Service Guide 59
AC CURRENT Gain Verification Test
Configuration: AC Current
CONFigure:CURRent:AC
LF 3 HZ:SLOW
[SENSe:]CURRent:AC:BANDwidth 3
1
Make sure you have read “DMM Test Considerations" on page 55.
2 Set the AC CURRENT function and the 3 Hz input filter. With the slow filter
selected, each measurement takes 7 seconds to complete.
3 Select each range in the order shown below. Provide the input current and frequency
indicated. Compare measurement results to the appropriate test limits shown in the
table. (Be certain to allow for appropriate source settling.)
[1] Verify only, no adjustment.
Q: Quick performance verification test points.
Input Quick
Check
Error from Nominal
Current Frequency Range 24 hour 90 day 1 year
10 mA
[1]
1 kHz 10 mA ± 14 µA ± 14 µA ± 14 µA
100 mA
[1]
1 kHz 100 mA Q ± 600 µA ± 600 µA ± 600 µA
10 mA 1 kHz 1 A ± 1.41 mA ± 1.41 mA ± 1.41 mA
1A
[1]
1 kHz 1 A ± 1.4 mA ± 1.4 mA ± 1.4 mA
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