7
Performance Tests and Calibration
152
Keysight U1401B User’s and Service Guide
Temperature calibration
1
In calibration mode, turn the rotary switch to the mV position.
2
Press
for more than one second to enter temperature calibration.
3
Plug a K-type thermocouple into the input terminal. Feed in the reference input
signal that represents 0
o
C and wait for 10 minutes.
4
Press
to finish the temperature calibration.
50 M
Ω
Short
Dual banana plug with
copper wire shorted
between 2 terminals
Short
30 M
Ω
30 M
Ω
30.000 M
Ω
15 M
Ω
15 M
Ω
15.000 M
Ω
4.
Turn the rotary switch to
.
Diode
Short
Dual banana plug with
copper wire shorted
between 2 terminals
Short
1.9 V
1.9 V
1.9000 V
5.
Turn the rotary switch to
position.
Press
to select DC.
50 mA
5 mA
5.000 mA
45 mA
45.000 mA
500 mA
50 mA
50.00 mA
450 mA
450.00 mA
6.
Turn the rotary switch to
the
position.
Press
to
select AC.
50 mA @ 1 kHz
5 mA
5.000 mA
45 mA
45.000 mA
500 mA @ 1 kHz
50 mA
50.00 mA
450 mA
450.00 mA
Table 7-5
Calibration tests (continued)
Step
Test function
Cal range
Input
U1401B
