407780A
‐
EU
‐
EN
v1.3
4/14
5
Display
Description
1.
Sound
level
range
indicator
(5
ranges):
30–90dB,
40–100dB,
50–110dB,
60–120dB
and
70–
130dB
2.
Bar
graph
represents
the
current
sound
level
(1dB
resolution).
3.
Date/time
and
elapsed
time
indicator:
year
‐
month
‐
day
or
hour:
minute
:
second
.
During
integrating
this
indicator
displays
the
elapsed
time
in
seconds.
When
viewing
the
Peak
Hold
value
this
indicator
displays
PH
.
When
viewing
the
percentile
values
this
indicator
displays
L:05,
L:10,
L:50,
L:90
or
L:95
.
4.
Leq:
Equivalent
continuous
sound
level
reading
5.
SEL:
Sound
exposure
level
reading
6.
SPL:
Time
‐
weighted
sound
level
reading
Sound
Pressure
Level
7.
Low
‐
battery
indication
8.
MAX:
When
displayed
flashing
it
indicates
that
the
Maximum
time
‐
weighted
sound
level
reading
is
shown.
When
it
is
displayed
solid
it
indicates
that
the
Maximum
sound
level
reading
is
displayed.
9.
MIN:
Minimum
sound
level
reading.
10.
REC
:
Indicates
that
Data
recording
is
in
process
11.
Sound
level
reading
(0.1dB
resolution):
30.0
–
130.0dB
12.
FULL:
Indicates
that
the
recording
memory
bank
has
been
filled
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