Larson Davis 824 User Manual

9/29/09 System 824 Views 5-69
Elapsed Time - This shows the elapsed time between the
10dB down points prior to and following the maximum level
measured.
NOTE: The Passby triggering system
can be used to create an exceedance
record of each passby; set “Excd
Trigger” to [Passby].
Wind/Tach
The uand darrow keys can be
used to cycle between the Metrics,
PassBy, and Wind / Tach views.
The Wind/Tach View has three displays which can be
accessed by simply selecting Wind/Tach with the
c Check
key from within the main View menu then cycling through
the views with the
randlarrow keys until the desired
display appears.
Wind-a Display The Wind-a display consists of five major components:
• Display label
• Sound Pressure Level
• Windspeed
• Wind Direction
• Frequency of Windspeed Signal
The Wind-a display is shown below:
Display label
Windspeed
Wind Direction
Frequency
Sound Pressure
Level

Larson Davis 824 Specifications

General

Brand	Larson Davis
Model	824
Category	Measuring Instruments
Language	English