407790A-en-US_v2.0 8/16
10
8.
Address:
Displays
current
number
of
data
surveys
stored
in
memory.
9.
Bar
graph:
Displays
the
sound
level
as
a
bar
graph.
(The
display
is
updated
every
100ms)
10.
Level
range:
Displays
the
upper
and
lower
limit
of
the
bar
graph.
Can
be
changed
with
the
LEVEL
button.
11.
Under
‐
range
indication:
When
a
signal
is
under
‐
range
the
UN
symbol
will
appear
on
the
screen.
Use
the
LEVEL
button
to
decrease
the
level
range
setting.
If
processed
data
is
under
‐
range
the
UN
indication
will
remain
on
the
screen
until
the
next
processing
measurement
is
started.
12.
Overload
indication:
When
a
signal
overload
is
detected,
the
screen
will
display
OV
for
at
least
1
second.
Use
the
LEVEL
button
to
increase
the
level
range
setting.
If
processed
data
is
over
range
the
OV
indication
will
remain
on
the
screen
until
the
next
processing
measurement
is
started.
13.
Main
channel
frequency
weighting:
Indicates
the
main
channel
frequency
characteristic.
A:
A
‐
weighting,
C:
C
‐
weighting,
Z:
Z
‐
weighting
(flat
response)
14.
Main
channel
time
weighting:
Indicates
the
main
channel
time
weighting
characteristic.
F:
Fast
(125ms),
S:
Slow
(1000ms),
τ
:
(10ms),
I:
Impulse
(35ms)
15.
Main
channel
level
display:
Displays
the
measured
sound
level
in
the
main
channel.
(The
display
is
updated
every
second).
16.
Sub
channel
frequency
weighting:
Indicates
the
sub
channel
frequency
weighting
characteristic.
A:
A
‐
weighting,
C:
C
‐
weighting,
Z:
Z
‐
weighting
(Flat
response).
The
sub
channel
frequency
weighting
can
be
set
from
the
menu
screen.
17.
Sub
channel
time
weighting:
Indicates
the
sub
channel
time
weighting
characteristic.
F:
Fast
(125ms),
S:
Slow
(1000ms),
τ
:
(10ms),
I:
Impulse
(35ms)
18.
Sub
channel
level
display:
Shows
the
measured
sound
level
in
the
sub
channel.
(The
display
is
updated
every
second)
19.
Power
status:
When
operating
the
meter
on
battery
power
the
yellow
segments
will
decrease
as
the
battery
power
drains.
When
the
segment
starts
to
flash,
replace
batteries.
Yellow
Yellow
Yellow
Yellow
Red
Battery
good
‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐
>
Replace
Segment
flashes
(critical)
20.
Manual
store
full:
When
the
manual
stored
memory
is
full,
the
MFul
symbol
is
displayed.
The
manual
data
store
capacity
is
250
sets.
21.
Auto
store
full:
When
the
auto
store
memory
is
full,
the
AFul
symbol
is
displayed.
The
auto
store
capacity
is
250
blocks.
22.
Comparator
ON:
When
the
comparator
function
has
been
set
to
ON
and
a
signal
exceeds
the
comparator
output
jack,
the
indicator
Cmp
will
appear
on
the
display.
A
signal
will
output
from
the
comparator
output
jack
on
the
side
panel
(open
collector).
23.
Current
date:
Displays
the
current
date
24.
Current
time:
Displays
the
current
time
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