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2. During measurement, press
button can be used to pause and resume the
measurement.
During pause the pause symbol “ ” is shown and the “ REC ” symbol stop flash.
When wishing to terminate the measurement earlier, press
enter to pause
mode.
When the measurement time has elapsed, the measurement terminate automatically,
the terminate symbol “ ” is shown.
If an under-range condition or over-range condition occurs at least once during
measurement, the “
OVER
” or “
UNDER
” indicator appears, to shown that the
processing data contain over-range or under-range data.
During this procedure most of the buttons such as
A / C
button and level range
buttons are inoperative. Only the
and
Leq SEL SPL
two buttons can be used. All
other settings must be made before starting the measurement. Any pause intervals
are not included in the measurement time.
3. When the measurement is pause or completed, press
Leq SEL SPL
button to cycle switch
displaying the following measurement result.
Leq : Equivalent continuous sound level with start measurement time.
SEL : Sound exposure level with terminate measurement time.
SPL MAX : Maximum sound level with time.
SPL MIN : Minimum sound level with time.
PH : Peak Hold sound level
L:05 : 5% percentile sound level
L:10 : 10% percentile sound level
L:50 : 50% percentile sound level
L:90 : 90% percentile sound level
L:95 : 95% percentile sound level
SPL : Current sound level with current time.
If “
OVER
” is flashing shown, the sound level data used for processing contained
over-range data.
If “
UNDER
” is flashing shown, the sound level data used for processing contained
under-range data.
It is also possible to use the
Leq SEL SPL
button during measurement to read the Leg,
SEL, SPL MAX, SPL MIN, PH (Peak Hold), L05, L10, L50, L90, L95 and SPL sound
level up to that point. This applies only to the numeric level display, the bar graph
indication shows the current sound level.
The percentile sound level only calculated to 100 hours.
4. If the measurement terminates automatically, the recorded blocks number
(1 to 255) display one time and auto exit record mode, the “ REC ” symbol
disappeared, press
button 2 seconds to exit integrating sound level
measurement and the terminate symbol “ ” disappeared.
