Fluke 5820A, Operator'S Manual

Page: 68 / 272

5820A
Operators Manual
4-10
4-17. Adjusting Values with the Rotary Knob
To adjust values in the Output Display using the rotary knob:
1.
Turn the rotary knob. A cursor appears in the Output Display under the lowest digit
and begins changing that digit. If you wish to place the cursor in the field without
changing the digit, press
É
.
oq010f.eps
2. To move the cursor between the voltage and frequency fields, press
É
.
oq011f.eps
3. Use the
i
and
t
keys to move the cursor to the digit you want to change.
4. Turn the rotary knob to change the value.
When you use the rotary knob in either Voltage mode or Marker mode, the Control
Display shows the new value’s percentage change from the reference value. This is
useful for determining the percentage of error on the oscilloscope. You can set the
reference value to the new value by pressing
k
.
oq012f.eps
5. Press
b
to remove the cursor from the Output Display and save the new value
as the reference value.
Note
If you attempt to use the rotary knob to adjust a value to an amount that is
invalid for the function you are using, or is outside the value’s range limit,
the value will not change and the Calibrator will beep.