Ref:.. \operat98\instructions 19\343300.qxp 17-01-19
©York Survey Supply Centre 2019
Code: 343300
Operating
Instructions
Sound Level Meter
(3) Downloading the Data to the Software
To download the data from the meter to the software, turn the meter on
and plug the meter into the USB port. Open the software, press
SETUP
on the meter, go to
Com Port(C)
and select
Com3(M)
.
To import and view the data, go to
DataLogger(D)
at the top of the
window and this will open a new window. The words
Accepting data
now! Waiting...
will appear whilst the data is being transferred and will
disappear when the transfer is complete. You will notice that there is no
information on the graph. This is because you have not selected the data
you wish to view.
On the left hand side of the
DataLogger
window you will see three
columns that have the headings
Set
,
DATE
and
TIME
.
Highlight
the row
of information you wish to view
in blue by clicking on the row once
.
With the row still highlighted,
double click
on the row and the data you
have recorded will appear in the graph.
To zoom in on sections of the graph,
click on the graph and drag
the
mouse to create a square in the place you wish to zoom in on. To
undo
zoom
, click on the grey
Undo Zoom
box in the top left hand side of the
window.
To save the data you have recorded from the
DataLogger
window, go to
Save Data(S)
at the top of the window.
8. Using the Graph/Interpreting the Graph
With the data imported into the
DataLogger
window on the software,
select the data you wish to view and a red line graph will appear with
information about the recorded data displayed above it.
Real-Time From: 2007-07-03 3:47:53 To: 2007-07-03 06:20:23
is the
date and time of when the meter started and finished recording. This can
be seen at the top of the
DataLogger
window.
DataNo. 916
is the total amount of recordings taken within the recording
period.
Start Time 03:47:53
is the time that the meter began recording data.
Unit dBA
is the frequency weighting that the meter was measuring in
whilst recording,
dBA
being
A-Weighting
and
dBC
being
C-Weighting
.
Avg 44.95dB
is the average taken from all the readings.
Maximum 79.6 @ 04:10:23
is the maximum sound detected and the time
it was recorded.
Minimum 37.6 @ 05:02:43
is the minimum sound detected and the time
it was recorded.
At the bottom of the
DataLogger
window you will see empty boxes
labelled
CursorA
,
CursorB
,
Max.Between A and B
,
Min.Between A
and B
,
Avg.Between A and B
.
To display information in each of these boxes,
double click
on any part
of the graph once to display a green line and
double click
again on a
different part of the graph (must be to the right of the green line) to display
a blue line. The green line is
CursorA
and the blue line is
CursorB
. By
using these cursors it allows you to focus on a sample of all the data
recorded and find out information about the sample in the boxes below
the graph.
CursorA 46.2 @ 03:51:03
displays the time and sound of the recorded
data where
CursorA
is positioned.
CursorB 62.6 @ 04:09:13
displays the time and sound of the recorded
data where
CursorB
is positioned.
Max.Between A and B 70.7 @ 04:02:23
is the maximum sound detected
by the meter between the two cursors and the time at which this sound
was recorded.
Min.Between A and B 40.5 @ 03:57:43
is the minimum sound detected
by the meter between the two cursors and the time at which this sound
was recorded.
Avg.Between A and B 45.962
is the average from all the data between
the two cursors.
To remove the cursors, press
Undo Zoom
or
double click
somewhere
else on the graph where you would like
CursorA
to be moved to. You
can also use the cursors when zoomed in on part of the graph, but this
can only be done after you have zoomed in on the point you wish to view.
If you try to zoom in after you have placed the cursors on the graph or
zoom out with the cursors on the graph they will disappear and have to
be placed on the graph again.
9. Deleting Data
When the memory is full,
FULL
will show on the bottom of the LCD
screen. To delete the data turn the meter off, hold down
REC
and turn
the meter on whilst still holding
REC
. On the LCD screen,
CLR
will
appear. The data has now been cleared.
Prospect House, George Cayley Drive, Clifton Moor, York, England YO30 4XE
Tel: +44 (0) 1904 692723 Fax: +44 (0) 1904 690385
E-Mail: [email protected] www.yorksurvey.co.uk
York Survey Supply Centre
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