5-24 824 Reference Manual 9/29/09
Overall
SLM
An accumulation of data over the entire
measurement period and is reset when the
entire measurement is reset.
Exposure The Exposure displays show dose and
projected dose, the sound exposure (E)
and C-A.
Ln Centiles Display shows six selected L
n
values, a
graph of L
1
to L
99
and a graph of the
percent greater than level.
Stats The number of overloads and the number
of events detected.
Run Log A listing of each run, stop, pause,
continue, and mark action with its cause,
and date/time of occurrence.
Time
History
Show the time history of L
eq
and
optionally many other levels such as
L
max
, L
pk
or Advanced TH setup items
over short duration periods. Can also
show wind or tachometer data using
external transducers.
Intervals Shows a full statistical history over a
longer time period by providing TWA,
SEL, L
min
, L
max
, L
pk-I
, L
pk-II
, and six L
n
values for each interval period. Can also
show wind or tachometer data using
external transducers.
Excd
History
A special history which is saved when the
level goes over a predetermined
threshold. Leq, SEL, Lmax, LPK-I, LPK-
II, duration and time history (if desired)
are saved for each exceedance record.
Can also show wind or tachometer data
using external transducers.
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