Altitude Sensing And Adjustment - Aeris Manta Operating Manual

> While it is operating in Watch odes after a dive, measurements are taken
every 15 minutes during the 24 hour period after surfacing.
> easurements are only taken when the unit is dry.
> Two readings are taken, the second reading 5 seconds after the first. The
readings must be within 1 foot (30 cm) of each other to record that Ambient
Pressure as the current ALTITUDE.