Model 831 Manual Basic Measurement Setup 4-1
CHAPTER
4
Basic Measurement Setup
This chapter describes the setup of the Model 831 to
perform basic sound level measurements. These
measurements may include the following:
• Leq, Lmax, Lmin corresponding to user-selected
values of frequency weighting and detector
• Lpeak and Lpeak(max) corresponding to a user-
selected value of frequency weighting
• 1/1 and/or 1/3 Octave real-time spectra
(831-OB3 required)
• Six values of Ln based on six user-selected values of
the percentage parameter n
• Count of the number of times the levels (SPL and
Peak) exceeded user-selected threshold values
• Sound exposure and sound exposure level data
Settings Screen
Accessing the Settings Screen
For a more detailed description of
the Settings Screen, see “Control
Panel (TOOLS) Properties” on
page 3-17.
The parameters defining a measurement are set from the
Settings Screen.
This screen can be accessed from any of the Data Views.
Press the Center Softkey labeled Menu, highlight Settings,
and press
5 (ENTER). The Settings Screen is now
displayed with the tab selected that is most appropriate for
the data display from which it was activated.
The settings can also be edited using the Setup Manager,
described in “Setup Manager” on page 4-16.
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