Technical data

Performance Test 4
U3401A User’s and Service Guide 67
AC Current Verification Test
Configuration: AC current
1 Select the AC current function.
2 Select each range in the order shown in Table 4- 8. Provide the input
current and frequency indicated. Compare measurement results to the
appropriate test limits shown in Table 4- 8. (Be certain to allow for
appropriate source settling).
Table 4 - 8 AC current verification test
Function Current Input frequency Range
Error from nominal
one year
AC current
50.00 μA
1 kHz
500 μA ±0.45 μA
450.00 μA
1 kHz
500 μA ±2.45 μA
0.5000 mA 1 kHz 5 mA
±4.5 μA
4.5000 mA 1 kHz 5 mA
±24.5 μA
5.000 mA 1 kHz 50 mA
±45 μA
45.000 mA 1 kHz 50 mA ±0.245 mA
50.00 mA 1 kHz 500 mA ±0.45 mA
450.00 mA 1 kHz 500 mA ±2.45 mA
0.5000 A 1 kHz 5 A ±5.5 mA
1.000 A 1 kHz 10 A ±35 mA
4.5000 A 1 kHz 5 A ±25.5 mA
9.000 A 1 kHz 10 A ±75 mA