32
- Air Calibration and M easurement
In O
2
Mode, change to Air mode using
M ode
key
Clearly rinse probe with distilled water and dry(blot dry
with tissue). Place probe in the air. Press
Cal
key. Press
M easure
key.
If the reading is stable, press
Cal
key. And then Cal OK
message is displayed in the upper field and set
automatically.
This value is automatically adjusted in accordance with the
selected altitude.
If finishing calibration, automatically change to the initial
display. Put probe into sample and press
M easure
key to
measure percentage of dissolved oxygen.
While measuring air, can also measure DO or O
2
by
pressing
M ode
key.
Chapter V Calibration and Measurement
N eo M et
MEAS
CAL
99.5
ATC
25.0
C
Air
%
