APPENDIX – FLOW CHARTS
7.7
Calibrations
Press
[
Press
[
58
ZERO CAL
COMB/EX
O2
CO
H2S
]
Perform
ZERO CAL?
Press
[
COMB/EX
O2
CO
H2S
COMB/EX
O2
CO
H2S
SPAN CAL
COMB/EX
O2
CO
H2S
Perform
]
ZERO CAL?
COMB/EX
O2
CAL COMPLETE
ALTAIR 4 - Operating Manual 10088160/00 Y-HLR
From Measure Page when
] is held for 3 seconds.
[
CO
]
O2
H2S
Press
[
]
MSA
Return to
Normal Operation
GB