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SET PO2 ALARM information includes (Fig. 34):
> Graphics PO2 and AtA
> Set Point value, flashing.
> Symbol MAX
Pressing and releasing the S button momentarily (< 2
seconds) will increase the Set Point from 1.20 (ATA) to 1.60
(ATA) in .10 (ATA) increments.
Depressing the S button will scroll through the Set Points at
a rate of 4 Set Points per second until it is released.
Pressing and releasing the A button momentarily (< 2
seconds) will save the setting and/or advance to the SET A
screen.
Depressing the A and S buttons simultaneously for 2
seconds will save the setting and revert to the SET A screen.
Depressing the M button for 2 seconds or if no button is
pressed for a period of 2 minutes operation will revert to
the NORM or GAUG SURF MAIN screen.
Fig. 34 - Set PO2 Alarm
Setting the PO2
Alarm to activate
before reaching the
Max allowed limit of
1.60 ATA is highly
recommended.