SUUNTO COBRA3 User Guide - Manual (Page 71)

The Oxygen Limit Fraction (OLF%) displays only the value of the higher of the two
calculations. The oxygen toxicity calculations are based on the factors listed in Sec-
tion 10.3. Oxygen exposure .
6.2.4. Gas change and multiple breathing gas mixes
The Suunto Cobra3 allows gas changes to enabled gas mixes during the dive. Gas
changes are made by following the procedure below:
CHANGING GAS MIX. SCROLL
THROUGH ENABLED MIXES BY
PRESSING THE UP OR DOWN
BUTTONS. SELECT NEW MIX BY
PRESSING THE SELECT BUTTON.
NOTE
Mix number, O
2
% and PO
2
for the mixes are shown when
scrolling. If the set PO
2
limit is exceeded , it will be shown with
the PO
2
value blinking. The dive computer does not allow you to
change to a gas whose set PO
2
is exceeded. In such a case, the
mix is shown but cannot be selected.
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