Sampling Data Logger User Manual
CO2Meter
PAGE
13
of
16
Open
the
GasLab®
software
on
your
personal
computer
and
click
the
“Configure
Sensor”
button.
For
data
logging
units,
click
the
“Turn
Pump
on
Continuously”
button
to
ensure
continuous
flow.
(To
apply
any
changes,
the
unit
has
to
power
cycle).
Zero
or
Fresh
Air
Calibration
Apply
gas
and
select
the
appropriate
concentration
in
the
screen
shown
in
Figure
above.
Click
the
“Calibrate”
button.
The
sensor
reading
should
instantly
reflect
the
calibration.
High
‐
Concentration
Calibration
Write
down
the
original
Zero
Value
before
adjustment
for
future
reference.
Apply
the
desired
concentration
calibration
gas;
adjust
the
Zero
Value
in
increments
of
10
pressing
scroll,
put
the
right
value
of
the
calibration
gas
and
click
on
the
“Calibrate”
button.
Wait
until
the
unit
displays
the
correct
concentration
level,
then
close
the
window
by
clicking
on
the
“Save”
button.
NOTE: DO NOT ADJUST THE SPAN VALUE.
Troubleshooting
guide
Symptom
/
Issue
Possible
Cause
/
Resolution
Device/Sensor
is not
recognized by
PC
Make sure the cable wires (see
Table
1
on page 7)
are connected to a suitable 24VDC power supply or
that the USB cable is properly connected to a
computer.
Device doesn’t
power ON
Perform resolution above and make sure that
there is adequate power to the meter.
The GasLab®
software
doesn’t start *
1
Your software might be out of date. Update your
software by either visiting our download webpage
at
http://www.co2meter.com/pages/downloads
or by selecting the “Check for Updates” under the
Help
menu. Make sure your PC meets the minimum
requirements.
Slow response
Check the air flow channels to make sure they are
not obstructed.
Reading
doesn’t change
Calibration or recalibration needed.
*
1
For more troubleshooting tips on GasLab® please download the GasLab user manual at
http://www.co2meter.com/pages/downloads.
