Calibration Procedures
1
Keysight U1281A/U1282A Service Guide
35
Table 1-14
Conductance performance verification test
Test function
Range
5520A/5522A
output
Error from nominal 1 year
U1281A
U1282A
Conductance
Turn the rotary switch to the
position, then press
until the conductance measurement appears.
600 nS
[a]
50 nS
±0.70 nS
±0.70 nS
[a] The accuracy is specified for < 60 nS after the Null function is used on an open test lead.
Range
Table 1-15
Frequency sensitivity performance verification test
Test function
Range
5520A/5522A
output
Error from nominal 1 year
U1281A
U1282A
Frequency sensitivity
While the rotary switch is in the
, press
.
99.999 Hz
90 Hz, 0.25 V
±0.021 Hz
±0.021 Hz
V
Hz
Save
Table 1-16
Duty cycle performance verification test
Test function
Range
5520A/5522A
output
Error from nominal 1 year
U1281A
U1282A
Duty cycle
While the rotary switch is in the
, press
until the measurements are displayed as percentages
(%).
1 to 99 %
50 Hz at 50%, 6 Vpp
±0.315%
±0.315%
V
Hz
Save