Suunto D4 manual Down Button

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NITROX DIVE MODE ACTIVATION. MAXIMUM OPERATIONAL DEPTH BASED ON SET O2% (21%) AND PO2 (1.4 BAR) IS 56.7 M.

If set to NITROX mode, the Suunto D4 will additionally show on the alternative display:

•the oxygen percentage, labeled O2%

•the set oxygen partial pressure limit, labeled PO2

•the current oxygen toxicity exposure, labeled OLF

•maximum depth

•current time

•water temperature

•dive time

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DOWN BUTTON

TOGGLES BETWEEN O2, MAXIMUM DEPTH AND CURRENT TIME.

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