32
Calibration M ode
(continued)
Fig-20c
Calibration Mode (Unit Calibrated and showing 100%)
10. Remove the sensor from the 100% O
2
and expose it to normal (21% O
2
) air.
The reading should decrease until it reaches 21, confirming that it is now
properly calibrated. If this reading is not 21 +/- 1, re-initiate the Calibration
sequence and follow steps 2-9.
NOTE: All program settings are locked in when the INCREMENT
button is pressed in Step 9. If it is necessary to change any of
these settings, re-enter “Programming” and proceed as outlined in
the instructions for that mode.
Summary of Contents for Lifeguard 04-150i
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