Reading Smoothing; How To Display The Envelope Of A Waveform - Fluke 123B User Manual

123B/124B/125B
Users Manual

Reading Smoothing

To smooth the readings on A:
1. Push  to open the Scope and Meter button bar.
2. Push 3 to open the INPUT SETTINGS menu.
YZ
3. Use to highlight the Readings as Smooth.
4. Push  to make the change.
5. Push 4 to exit the menu.
For best results, set Readings to:
• Fast for short averaging, fast response
•
Normal is the default setting
•
Smooth for long averaging, stable readings

How to Display the Envelope of a Waveform

The Test Tool records the envelope (minimum and
maximum) of the live waveforms for inputs A and B.
Repeat the first two actions of Smoothing the Waveform,
and then do the following:
To display the waveform envelope:
1. Push  to open the Scope and Meter button bar.
2. Push 2 to open the SCOPE SETTINGS menu.
YZ
3. Use to highlight the Type as Envelope.
26
4. Push  to make the change.
5. Push 4 to exit the menu.
The screen shows the resultant envelope waveform. You
can use Envelope to observe the variations in time or
amplitude of input waveforms over a longer time period.
hxv18.eps