Larson Davis System 824 - Page 178

6-60 824 Reference Manual 11/8/00
The
PassBy
display consists of six major components:
• Display label
•L
eq
Reading
• SEL Reading
• Max Reading
• Date/Time
• Elapsed Time
The
PassBy
display is shown below:
The following explains each of the display’s components:
Display label
- This shows the current display (for example,
“
PassBy”)
.
L
eq
Reading
- This is the Leq for the Passby event including
all energy between the 10dB down points centered around
the maximum.
SEL Reading
- This display shows the total sound energy of
a measurement compressed into one second.
Max Reading
- This display shows the maximum sound
pressure level that occurred during the passby.
Date/Time
-This displays the date and time of the passby.
Display label
Max Reading
Date/Time
SEL Reading
Leq Reading
Elapsed Time