Performance Tests and Calibration 7
Agilent U1251A/U1252A User’s and Service Guide 135
Step Test Function Range 5520A Output
Error from nominal 1 year
U1251A U1252A
100.00 μF 100.00 μF ± 1.05 μF ± 1.05 μF
1000.0 μF 1000.0 μF± 10.5 μF± 10.5 μF
10.00 mF 10.00 mF ± 0.105 mF ± 0.105 mF
100.00 mF 10.00 mF ± 0.4 mF ± 0.4 mF
14 Press button to go to
TEMP mode
[8]
–200 ºC until
1372 ºC
0 ºC ± 3 ºC ± 3 ºC
100 ºC ± 3.3 ºC ± 3.3 ºC
15 Turn the rotary swich to the
uA position
500 μA500 μA ± 0.55 μA
[9]
± 0.3 μA
[9]
5000 μA 5000 μA ± 5.5 μA
[9]
± 3 μA
[9]
16 Press button to go to
uA mode
[1]
500 μA500 μA, 1 kHz ± 4.2 μA ± 3.7 μA
500 μA, 20 kHz ± 15.8 μA ± 3.95 μA
5000 μA 5000 μA, 1 kHz ± 42 μA± 37.0 μA
5000 μA, 20 kHz ± 0.156 mA ± 39.5 μA
17 Turn the rotary switch to the
mA.A position
50 mA 50 mA ± 0.105 mA
[9]
± 80 μA
[9]
440 mA 400 mA ± 0.93 mA
[9]
± 0.71 mA
[9]
18 Press button to go to
mA mode
[1]
50 mA 50 mA, 1 kHz ± 0.42 mA ± 0.37 mA
50 mA, 20 kHz ± 1.56 mA ± 0.395 mA
440 mA 400 mA, 45 Hz ± 6.4 mA ± 4.2 mA
400 mA, 1 kHz ± 3.4 mA ± 3.0 mA
Caution:Connect calibrator to hanheld multimeter's A and COM terminal before applying 5A and 10A
5 A 5 A ± 16 mA ± 16 mA
10 A
[10]
10 A ± 40 mA ± 35 mA