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Explains the specific functions of the MODE, SELECT, ADV, and LIGHT buttons.
Displays the least available time for No Decompression or O2 accumulation.
Maximum time allowed at current depth before decompression.
Displays remaining oxygen time when set for nitrox operation.
Represents relative No Decompression or Decompression status.
Optional safety stop calculated at half the maximum depth.
Changing available gas mixes, PO2 alarm settings, and number of gases.
Setting Safety Stop ON, OFF, or TMR (timer).
Choosing between Z+ or DSAT algorithms for dive calculations.
How a dive commences upon descending to 5 ft (1.5 m).
Displays critical dive parameters in Norm mode without deco.
Preview screen for Deep Stop depth after exceeding 80 ft (24 m).
Displays and tracks the calculated Deep Stop depth and time.
Displays and tracks the Safety Stop depth and time.
Procedure and warnings for switching breathing gases during a dive.
Activates when NDL or depth limits are exceeded, with audible/visual alarms.
Initial display upon entering decompression, showing stop depth and time.
Displays stop depth and time within the stop zone.
Occurs when ascending above stop depth without off-gassing credit.
Penalty time added when remaining shallower than stop depth for >5 min.
Occurs when stop depth is between 60-70 ft (18-21 m).
Digital instrument mode activated for deep deco stops or free dive deco.
VGM lockout for 24 hours after a dive, limiting access to some features.
Warning and alarm for high partial pressure of oxygen.
PO2 alarm behavior during decompression stops.
Warning/alarm for high oxygen saturation levels during dive or decompression.
O2 SAT warning during decompression, affecting Total Ascent Time display.
O2 SAT alarm during decompression, affecting Total Ascent Time display.
O2 SAT 100% flashing on surface or entering Violation Gauge Mode.
How a dive commences in Gauge mode upon descending.
Occurs when descending deeper than maximum functional depth.
Crucial safety advice regarding mode selection and risks.
Alarms for caution and decompression levels of nitrogen loading.
Explains the specific functions of the MODE, SELECT, ADV, and LIGHT buttons.
Displays the least available time for No Decompression or O2 accumulation.
Maximum time allowed at current depth before decompression.
Displays remaining oxygen time when set for nitrox operation.
Represents relative No Decompression or Decompression status.
Optional safety stop calculated at half the maximum depth.
Changing available gas mixes, PO2 alarm settings, and number of gases.
Setting Safety Stop ON, OFF, or TMR (timer).
Choosing between Z+ or DSAT algorithms for dive calculations.
How a dive commences upon descending to 5 ft (1.5 m).
Displays critical dive parameters in Norm mode without deco.
Preview screen for Deep Stop depth after exceeding 80 ft (24 m).
Displays and tracks the calculated Deep Stop depth and time.
Displays and tracks the Safety Stop depth and time.
Procedure and warnings for switching breathing gases during a dive.
Activates when NDL or depth limits are exceeded, with audible/visual alarms.
Initial display upon entering decompression, showing stop depth and time.
Displays stop depth and time within the stop zone.
Occurs when ascending above stop depth without off-gassing credit.
Penalty time added when remaining shallower than stop depth for >5 min.
Occurs when stop depth is between 60-70 ft (18-21 m).
Digital instrument mode activated for deep deco stops or free dive deco.
VGM lockout for 24 hours after a dive, limiting access to some features.
Warning and alarm for high partial pressure of oxygen.
PO2 alarm behavior during decompression stops.
Warning/alarm for high oxygen saturation levels during dive or decompression.
O2 SAT warning during decompression, affecting Total Ascent Time display.
O2 SAT alarm during decompression, affecting Total Ascent Time display.
O2 SAT 100% flashing on surface or entering Violation Gauge Mode.
How a dive commences in Gauge mode upon descending.
Occurs when descending deeper than maximum functional depth.
Crucial safety advice regarding mode selection and risks.
Alarms for caution and decompression levels of nitrogen loading.
General| Brand | Oceanic |
|---|---|
| Model | GEO 4.0 |
| Category | Diving Instrument |
| Language | English |
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