OPERATION
3.9.1 Zero calibration
(1) Press the
Measurement page.
ZERO screen displays.
•
To skip the ZERO procedure and move
directly to the calibration span
procedure, push the
button is pushed for 30 seconds, the
instrument prompts user to perform a
SPAN calibration before instrument
returns to the Normal Measurement
page.
(2) Press the
ZERO screen, i. e. to execute zero
calibration.
LEDs flash
•
"
•
ZERO CALIBRATION
blinks
ZERO calibration starts.
•
A progress bar shows the
•
user how much of the
calibration has been
completed.
After the ZERO calibration is
•
completed the instrument
displays either
"
ZERO CALIBRATION
PASS
or
"
ZERO CALIBRATION
FAIL
Only if the instrument passes
•
the zero calibration the SPAN
screen displays.
40
button in Normal
button. If no
button to confirm the
"
".
ALTAIR 5 - Operating Manual
"
MSA
1:30 PM
SETUP
%
%
0
20.8
O
COMB
2
PPM
PPM
CO
H S
0
0
2
SO
2
PPM
0
ZERO CALIBRATION ?
YES
NO
1:30 PM
SETUP
%
%
0
20.8
O
COMB
2
PPM
PPM
0
CO
H S
0
2
Cl
2
PPM
0.0
ZERO CALIBRATION
65%
1:30 PM
SETUP
%
%
O
COMB
2
PPM
PPM
H S
CO
2
Cl
PPM
2
ZERO CALIBRATION PASS
1:30 PM
SETUP
%
O
2
PPM
Cl
2
ZERO CALIBRATION FAIL
1:30 PM
SETUP
%
%
58
15.0
O
COMB
2
PPM
PPM
CO
H S
20
60
2
SPAN CALIBRATION ?
YES
NO
US