Performance Tests and Calibration 7
Agilent U1251A/U1252A User’s and Service Guide 141
10 Press button to go to 500 μA30 μA,1 kHz 030.00 μA 030.00 μA
mA mode 300 μA,1 kHz 300.00 μA 300.00 μA
5000 μA300 μA,1 kHz 0300.0 μA 0300.0 μA
3000 μA, 1 kHz 3000.0 μA 3000.0 μA
11 Turn the Rotary Switch to the
mA.A position
Open Input t erminal
open (Remove any
test leads and
Short Plugs from
the input terminal)
oPEn oPEn
50 mA 30 mA 30.000 mA 30.0 00 mA
440 mA 300 mA 300.00 mA 30 0.00 mA
Move the test lead from uA.mA and COM terminal to A and COM terminal
Caution: Connect calibrator to hanheld multimeter's A and COM terminal before applying 3A and 10A
5 A 3 A 3.0000 A 3.0000 A
10 A 10 A 10.000 A 10.000 A
Move the test lead from A and COM terminal to uA.mA and COM terminal
12 Press button to go to
mA mode
50 mA 3 mA, 1 kHz 03.000 mA 03.000 mA
30 mA, 1 kHz 30.000 mA 30.000 mA
440 mA 30 mA, 1 kHz 030.00 mA 030.00 mA
300 mA, 1 kHz 300.00 mA 300.00 mA
Move the test lead from uA.mA and COM terminal to A and COM terminal
Caution: Connect calibrator to hanheld multimeter's A and COM terminal before applying 3A and 10A
13 Press button to go to
A mode
5 A 0.3 A, 1 kHz 0.3000 A 0.3000 A
3 A, 1 kHz 3.0000 A 3.0000 A
10 A 3 A, 1 kHz 3.0000 A 3.0000 A
10 A, 1 kHz 10.000 A 10.000 A