5
Performance Tests and Calibration
78
Keysight U1241B and U1242B User’s and Service Guide
6
Turn the rotary switch to
position
Open
Input terminals open
(remove all test leads
and shorting plugs from
input terminals)
oPEn
1000
μ
A
1000
μ
A
1000.0
μ
A
10000
μ
A
10000
μ
A
10000
μ
A
7
Press
to go to
μ
A
function
1000
μ
A
50
μ
A, 70 Hz
50.0
μ
A
100
μ
A, 70 Hz
100.0
μ
A
1000
μ
A, 70 Hz
1000.0
μ
A
10000
μ
A
1000
μ
A, 70 Hz
1000
μ
A
10000
μ
A, 70 Hz
10000
μ
A
8
Turn the rotary switch to
position
Open
Input terminals open
(remove all test leads
and shorting plugs from
input terminals)
oPEn
100 mA
100 mA
100.00 mA
1000 mA
320 mA
320.0 mA
9
Press
to go to
mA
function
100 mA
5 mA, 70 Hz
5.00 mA
10 mA, 70 Hz
10.00 mA
100 mA, 70 Hz
100.00 mA
1000 mA
100 mA, 70 Hz
100.0 mA
320 mA, 70 Hz
320.0 mA
Table 5-4
Calibration Adjustments (continued)
Step
Test Function
Cal Range
Input Reference Value
Cal Item
U1241B
U1242B