MSA ALTAIR CO Operating Manual page 24

OPERATION MSA
WAIT (3 s)
(CO CAL GAS) (H2S CAL GAS)
PRESS
WAIT (3 s)
PRESS OR PRESS
WAIT (3 s)
WAIT (3 s)
HOLD
TOGGLE (90 s)
INCREMENT
VALUE
IF PASS IF FAIL
WAIT (5 s) WAIT (5 s)
Fig. 8 Calibration – Toxic gases (continued)
24
GB
ALTAIR Operating Manual