Tusa Element II, Owner'S Manual

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• If FO2 for Gas 1 is set for 21%, it will remain set for 21% for that series of dives until
set for a higher numerical value.
• If the FO2 50% Default is set Off, FO2 for Gas 2 will remain at it's Set Point
previously selected until it is changed. If the FO2 50% Default is set On, FO2 for
Gas 2 will Default to 50% after the dive.
• The Element II is programmed to prevent FO2 for Gas 2 from being set at values
lower than the FO2 Set Point for Gas 1. Gas 2 can only be set to values equal to or
higher than the FO2 Set Points of Gas 1.
• When setting FO2 for Gas 2, the lowest value available will be the FO2 Set Point of
Gas 1. If FO2 Gas 1 is set for 32%, FO2 Gas 2 can only be set at values from 32 to
100%.
• FREE Dive Mode nitrogen calculations are only based on AIR and not affected by
these FO2 Settings.
SET F GROUP (FO2)
Set F >> FO2 Gas 1 >> FO2 Gas 2 >> FO2 50% Default.
> Depressing the A and S buttons simultaneously for 2
seconds while the NORM (or GAUG) Surface Main screen
is displayed will access the Set F screen (Fig. 14).
> Pressing and releasing the A button momentarily (< 2 sec)
while SET F is displayed will access Set FO2 Gas 1.
Fig. 14 - SET F (FO2)