Apeks QuantumX, Owner'S Manual, Page: 11 / 60

11
QuantumX Owner's Manual
e. Temperature : Temperature is displayed in Celcius or Fahrenheit, depending if
the computer is set to metric or imperial. To change units, see page 33.
f. User-Defined Text : Displays user-defined text, such as a name or phone number,
that is uploaded from the PC using the interface kit and software (optional ac-
cessory).
CAUTION: If the Nitrox indicator is flashing, it means that the QuantumX has
defaulted to 99% FO
2
. You must reset the FO
2
to match the contents in your
cylinder.
NS. Altitude sector
: (Not Shown) If the QuantumX detects that it is at altitude, it
will display one to three altitude sector icons. The QuantumX automatically
adjusts for altitudes up to 19,680 ft. (6000 m). The following table lists the
altitude sectors and their corresponding altitude range.
WARNING: When diving at altitude, make sure the altitude sector matches
the actual elevation of the dive site, otherwise, the QuantumX may display
inaccurate information.
Sea Level
to 2624 ft
(800 m)
2624 ft
(800 m)
to 5248 ft
(1600 m)
5248 ft (1600
m) to 7872 ft
(2400 m)
7872 ft
(2400 m)
to 19680 ft
(6000 m)
!""#"$%%&'#()%*+),%
above 19680 ft
(6000 m)
Sector
Altitude Range
(none)