Keysight U1251B Guia Del Usuario página 161

Table 6-2 Verification Test (continued)
Step Test Function
14
Press
[h] [m]
mode
15 Turn the rotary swich to the
position
16
Press
go to μA mode
17 Turn the rotary switch to the
18
Press
mA mode
Caution: Connect the calibrator to handheld multimeter's A and COM terminals before applying 5A and 10A
Keysight U1251B and U1252B User's and Service Guide
Range
–200 ºC until
button to go to
1372 ºC
500 A
5000 A
500 A
button to
5000 A
[a]
50 mA
position
440 mA
50 mA
button to go to
440 mA
[a]
5 A
[j]
10 A
Performance Tests and Calibration
5520A Output
U1251B
0 ºC ± 3 °C
100 ºC ± 3.3 °C
500 A
± 0.55 A
5000 A
± 5.5 A
500 A, 1 kHz ± 4.2 A
5000 A, 1 kHz ± 42 A
50 mA
± 0.105 mA
400 mA
± 0.85 mA
50 mA, 20 kHz ± 0.42 mA
400 mA, 45 Hz ± 3.4 mA
400 mA, 1 kHz ± 3.4 mA
5 A ± 16 mA
10 A ± 40 mA
Error from nominal 1 year
U1252B
± 3 °C
± 3.3 °C
[j] [i]
± 0.3 A
[i] [i]
± 3 A
± 3.7 A
± 37.0 A
[i] [i]
± 80 A
[i] [i]
± 0.65 mA
± 0.37 mA
± 3.0 mA
± 3.0 mA
± 16 mA
± 35 mA
6
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