Fluke 123 User Manual page 23

To choose also a Peak-to-Peak measurement for Input B,
do the following:
Open the INPUT B menu.
Highlight ON.
Turn Input B on. Observe that the
highlight jumps to the present
main measurement.
Highlight PEAK...
Open the PEAK submenu.
Highlight PEAK-PEAK.
Accept the pk-pk measurement.
Now, you will see a screen like Figure 1-8.
Figure 1-8. Hz and Vpp as Main Readings
1
Using The Test Tool
Making Measurements
15