7-4
CO (CARBON MONOXIDE MODE)USER HANDBOOK
This is the CO reading modified by the O
2
reading
(only applicable if O
2
sensor is tted).
CO Air-free = (20.9 x CO) / ( 20.9 – O
2
).
The typical display for this
mode is shown opposite, in
Fig. 7.5:
A sample is considered
invalid until the Oxygen (O
2
)
concentration is below 19%
Vol.
Changes to Fig 7.6 when valid
sample is taken.
7.4.4 CO Viewing
This option allows the user to view the six (6) most recent manually
logged readings.
If this mode is enabled, a
results screen will be
displayed, as shown in Fig.
7.7, when entering any of the
other three modes.
Note 1: The display briey ickers each time that a timed log is
captured (normally every minute).
Fig. 7.7 CO Viewing Display
Fig. 7.6 Valid Sample
Fig. 7.5 Air-Free CO
To Next Page
Loading...
