Span Calibration - MSA ALTAIR 5 Mode D'emploi

MSA

3.9.2 Span Calibration

To skip the Span calibration procedure, push the
If no button is pushed for 30 seconds, the instrument returns to the
Measuring mode without calibrating the instrument.
Because of the different combinations of gases it is possible to perform
single-channel calibration for the exotic sensors.
(1) The span screen displays.
(2) Connect the appropriate
calibration gas to the instrument.
(3) Attach the calibration cap to the instrument, diffusion only.
Ensure that the calibration cap is correctly oriented, if equipped.
•
Connect one end of tubing to the cylinder regulator (supplied in
•
the calibration kit).
Connect other end of the tubing to the calibration cap or pump
•
inlet.
(4) Open the valve on the regulator.
(5) Press the
(span) the instrument.
LEDs flash
•
"
•
SPAN CALIBRATION
blinks
SPAN calibration starts.
•
A progress bar shows the
•
user how much of the
calibration has already been
completed.
After the SPAN calibration is
•
completed, the instrument
displays either
"
SPAN CALIBRATION
PASS
or
"
SPAN CALIBRATION
FAIL
The instrument returns to
•
Measuring mode.
US
button to calibrate
"
"
ALTAIR 5 - Operating Manual
button.
"
OPERATION
1:30 PM
PENTANE
%
%
58 15.0
O
COMB
2
PPM
PPM
CO H S
20
60
2
YES SPAN CALIBRATION? NO
1:30 PM
SETUP
%
%
0 20.8
O
COMB
2
PPM
PPM
CO 0
H S
0
2
SPAN CALIBRATION
65%
1:30 PM
SETUP
%
%
O
COM B
2
PPM
PPM
CO H S
2
SPAN CALIBRATION PASS
1:30 PM
SETUP
%
O
COMB
2
PPM
CO H S
2
SPAN CALIBRATION FAIL
41