6 Performance Tests and Calibration
170 Keysight U1251B and U1252B User’s and Service Guide
NOTE
For serial numbers below MY51530001, the 10 kHz input frequency is applied to
those marked with an asterix (*)
Table 6-4 Adjustment table
Step Test Function Cal Range Input
Cal Item
U1251B U1252B
1 Turn the rotary switch to the
position
5 V 0.3 V,1 kHz 0.3000 V 0.3000 V
3 V, 1 kHz 3.0000 V 3.0000 V
3 V, 20 kHz * 3.0000 V 3.0000 V
50 V 3 V, 1 kHz 03.000 V 03.000 V
30 V, 1 kHz 30.000 V 30.000 V
30 V, 20 kHz * 3.0000 V 30.000 V
500 V 30 V,1 kHz 030.00 V 030.00 V
300 V,1 kHz 300.00 V 300.00 V
300 V, 20 kHz * 3.0000 V 300.00 V
1000 V 30 V, 1 kHz 0030.0 V 0030.0 V
300 V, 1 kHz 0300.0 V 0300.0 V
300 V, 20 kHz * 3.0000 V 0300.0 V
2 Turn the rotary switch to
position (for model
U1252B), to
position (for model U1251B)
Short Dual Banana Plug
with copper wire
short between 2
terminals
SHort SHort
5 V 3 V 3.0000 V 3.0000 V
50 V 30 V 30.000 V 30.000 V
500 V 300 V 300.00 V 300.00 V
1000 V 1000 V 1000.0 V 1000.0 V