Gas Change And Multiple Breathing Gas Mixes - Suunto D9 User Manual

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 Section
9.3 "Oxygen exposure".

6.2.4. Gas change and multiple breathing gas mixes

The Suunto D9 allows gas changes to enabled gas mixes during the dive. Gas changes
are made by following the procedure below:
NOTE
NOTE
Mix number, O
2
scrolling. If the set PO
the PO value blinking. The dive computer does not allow you to
2
change to a gas whose set PO
mix is shown but cannot be selected.
If no button is pressed in 15 seconds, the dive computer will go
back to the dive display without changing the gas mix. Upon
ascent, the computer prompts you to change gas when the PO
level you have set for the next mix allows a gas change.The
prompt is an audible 3 beeps and the current O
blink.
%, and PO for the mixes are shown when
2
limit is exceeded , it will be shown with
2
is exceeded. In such a case, the
2
CHANGING GAS MIX. SCROLL
THROUGH ENABLED MIXES BY
PRESSING THE UP OR DOWN
BUTTONS. SELECT NEW MIX BY
PRESSING THE SELECT BUTTON.
mix starts to
2
2
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