407780A
‐
EU
‐
EN
v1.3
4/14
6
13.
dB:
Sound
level
unit
(decibel)
14.
A,
C:
A
or
C
frequency
weighting
indicator.
15.
IMP:
Impulse
time
weighting
indicator
16.
OVER:
Over
‐
range
indicator
appears
flashing
when
over
‐
range
measurements
have
been
included
in
the
sound
level
measurement
data
recording
session.
17.
SLOW:
Slow
time
weighting
indicator
18.
FAST:
Fast
time
weighting
indicator
19.
:
Indicates
that
integrating
sound
level
measurements
have
been
stopped.
20.
:
Indicates
that
integrating
sound
level
measurements
are
paused.
21.
:
Start
and
continuous
integrating
measurement
indicator.
22.
UNDER:
Under
‐
range
indicator
appears
flashing
when
under
‐
range
measurements
have
been
included
in
the
sound
level
measurement
data
recording
session.
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