Alarm During Deco; Alarm On Surface - Aqua Lung i450T Owner's Manual

Alarm During Deco

If O2 SAT reaches the Alarm level, the audible alarm sounds and the O2 SAT value will flash in the
middle of the screen. When the audible alarm is silenced, Stop Depth and Stop Time alternate with
the message O2 SAT 100% until on the surface.
DURING AUDIBLE ALARM
flashing

Alarm On Surface

• If O2 SAT is 100% upon surfacing while in No Deco, O2 SAT 100% will flash until the O2 SAT value
decreases below 100%.
• If O2 SAT is 100% upon surfacing while still in Deco, SURF-T and O2 SAT will alternate with the
missed Deco Stop depth and time until 5 minutes elapse. Then operation will revert to Violation
Gauge Mode.
SURFACE,
100% O2 SAT
© Aqua Lung International, Inc. (2015)
AFTER AUDIBLE ALARM
alternating with
Deco Stop
depth and time
SURFACE < 5 MIN,
DECO & 100% O2 SAT
flashing
51
DIVE OPERATION
alternating with
missed Deco Stop
depth/time
Doc. 12-7834-r04 (2/16/16)