Larson Davis System 824, Reference Manual

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11/8/00 Quick Start 4-15
selections of RMS and peak detectors and broad band fre-
quency weighting. IDs based on the LOG Instrument type
will include parameters associated with automatic data stor-
age such as Interval and Time History periods and threshold
levels for triggering Exceedance Event data. Report settings
are also included in the Settings menu when appropriate.
The following example will be used to illustrate the general
structure and utilization of the Settings menu and sub-
menus. Please follow this on your instrument. Since all ver-
sions of the System 824 include the SSA Instrument Type,
we want to select the permanent ID SLM&RTA (SSA) as the
Active ID. Press
S
to open the Setup menu.
Step 1
If the Active ID in your instrument is an unmodi-
fied version of SLM&RTA (SSA), press
c
.
Step 2
If the Active ID in your instrument is anything
other than SLM& RTA (SSA), then highlight
SLM&RTA (SSA) and press
c
to make it the
Active ID.
Step 3
If the Active ID in your instrument is a modified
version of the SLM&RTA (SSA), indicated by an
asterisk to the left of the name, highlight
“>SLM&RTA (SSA), press
c
, and in response to
the message “Active ID has changed. Save?”, use
r
to highlight “No” and press
c
to make it the
Active ID.
Step 4
Press
S
to display the Setup menu with
SLM&RTA (SSA), unmodified, as the Active ID.