31
English
A1 USER MANUAL
3.2.4.2 Dive depth warning
In initial factory settings the dive depth
warning is switched off. When you select
dive depth and switch the warning on, the
value can be adjusted from 5 to 100m (20
to 330ft) in 1m/5ft increments by pressing
the +/UP or -/DOWN buttons. The
selection is confirmed by pressing the SEL/
ESC button.
3.2.4.3 MOD alarm
In initial factory settings the MOD alarm
is enabled. If the alarm is disabled, this
requires the safety code
313
from the user
to prevent accidental switching off.
The MOD alarm uses the maximum ppO
2
value which is given at the gas settings and
the default value is 1.4bar.
WARNING
Diving at oxygen partial pressures higher than
1.6bar is extremely dangerous and could lead
to serious injury or death.
3.3 Gas settings
In this section gas related settings are
described. From the main menu toggle
down to the Gas menu, and press the SEL/
ESC button to enter.
GAS
GAS MIX
O2 RESET
RETURN
SEL
ESC
ESC
DOWN
UP
UP
UP
DOWN
DOWN
You can use your A1 with all nitrox mixes
from air to pure oxygen.
3.3.1
Setting gas oxygen content
By pressing the SEL/ESC button in the
Gas mix
submenu, the oxygen content of
the gas will be highlighted. By pressing the
+/UP or -/DOWN buttons you may set the
value from 21% up to 100%.
F
NOTE: Setting the gas mix will be
disabled if the selected dive mode is
Apnea or Gauge.
Once the oxygen content is confirmed by
pressing the SEL/ESC button, the selection
changes to ppO
2
limit value. By pressing
the +/UP or -/DOWN buttons you may
select a value from 1.00 bar up to 1.60 bar.
A press of the SEL/ESC button will save the
selection.
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