PBI Dansensor CheckPoint O2/CO2, Manual

Page: 12 / 53

PBI-Dansensor A/S COPYRIGHT © PBI-200616-G 03/2010
CheckPoint O
2
/CO
2
EN User Manual 11
Safety precautions
Warning!
Due to safety considerations the
needle (5) + (12) should always be
placed in the retainer on the CheckPoint
unit after measuring.
Use only the original external power
supply unit / charger when connecting to
mains.
Using the wrong type can destroy the
CheckPoint unit. Use only the specified
battery type or an original rechargeable
battery pack.
If rechargeable batteries have been
installed in the CheckPoint, they must
not be replaced by ordinary batteries.
CheckPoint should be cleaned with a mild
detergent solution.
Operation
Start-up
Ê
(1)
Press the
Ê
key to switch on the
CheckPoint. When the CheckPoint switches
on, the version number of the installed
software is shown briefly, followed by the
result of the latest measurement (4).
Start/Stop measuring
‚
(2)
Press
‚
to start measuring. The built-in
pump starts to suck measuring gas through
the needle. The pump stops after 10
seconds, and the result is shown.
Extended measuring
If a measuring period of more than 10
seconds is required, it can be extended by
pressing
‚
before the current
measurement is complete. Each time you
press
‚
, a 10 second measuring period is
started.
Reduced measuring time
The measuring period can be reduced by
pressing
Ê
while measuring is in progress.
Memory function
–
CheckPoint remembers up to 10
measurements, including the latest one.
The small display (6) shows the number of
measured values stored. If the display is
off, 9 measurements and the latest one
are stored.
Clear memory
If the memory is full, it must be cleared
before new values can be stored. Press
–
and keep it down. After 2 seconds the
memory is cleared, and "0" is shown in the
display (6), indicating that the memory is
empty.
Show collected measurements
Press
–
, and the first collected
measurement is shown. Press
–
again to
show subsequently collected
measurements. While measurement
values are being shown, the display (6)
flashes, indicating the number of the
collected measurement. To leave the
display of collected measurements, press
–
until all measurements have been
shown, or press
Ê
to return directly to the
latest measurement. The display (6) stops
flashing when you leave the "show
collected measurements" function.
Replace collected measurement with
new measurement
When showing the collected
measurements (the display (6) is flashing),
the measurement shown can be
overwritten by a new measurement. While
the collected measurement is shown, press
‚
to start measuring. After measuring, the
measurement is stored in the memory
location shown.
EN