Larson Davis System 824 User Manual

7-34 824 Reference Manual 11/8/00
Logging SLM Daily History Settings
Daily History Settings are only
available to the Logging SLM (LOG)
instrument.
The Model 824 automatically calculates daily sound statis-
tics including: L
eq
24, L
dn
, CNEL, L
peak
, L
uwpk
, Ln’s, L
max
,
and L
min
; and for each hour of the day the hourly L
eq
, the
hourly EXCD L
eq
and the resultant Background L
eq
.
Use the
u and d keys to move
from one setting to the next. Then use
the
r key to change the selected
setting. The
l key is used to
return to previous menus.
Daily Enable - (LOG) Daily Enable
allows you to store daily data such as listed
above. This setting provides the following two options.
Yes
- Storage of daily history data will occur.
No
- Daily data will not be stored.
Daily Ln’s - (LOG) Daily Ln’s
allows you to store six Ln percentiles with the
Daily History data. This setting provides the following
options:
Yes
- Storage of daily data for Ln’s percentile will
occur.
No
- Daily Data will not be stored for the Ln’s percen-
tiles.
Logging SLM Define Report Settings
Define Report Settings are also
available to the SSA instrument.
Define Report
allows you to determine which individual
reports will be included in the “Tailored” report. This allows
you to tailor the measurements and the reports desired to
your requirements.
Menu Items Available Settings Options
Daily Enable Yes
No
Daily Ln’s Yes
No

Larson Davis System 824 Specifications

General

Brand	Larson Davis
Model	System 824
Category	Measuring Instruments
Language	English