Page 8
Doc. 13301-Tec-RevB (2022-05-25)
Technical Modes
Operating Instructions
The breathing mode
indicator in the bottom
left of the screen
shows which mode the
computer is currently
in�
OC Tec mode
is designed for
decompression diving�
This mode supports
helium and contains a
built in decompression
planner� TTS cannot
be removed from the
display�
CC/BO is designed for
use as an off-board
computer for a closed
circuit rebreather�
The current internal
setpoint being used
for decompression
calculations is always
displayed in the middle
of the display in this
mode�
Gauge mode converts
the Perdix 2 into a basic
bottom timer� Gauge
mode has a unique
layout�
Depth and dive time is
larger in Gauge mode�
Decompression tissues
are not tracked in this
mode�
2.4. Changing between Modes
By default the Perdix 2 is set to 3 GasNx Mode�
Recreational focused
modes can be
distinguished by the
large-font layout�
For directions on how
to use the recreational
focused modes on the
Perdix 2, see the
This manual covers
operation in technical
diving modes� Switch to
one of these modes in
the mode setup menu�
See details on page
63�
Technical modes have
a more dense layout
and are capable
of displaying more
information on the
screen�
3
:
00
Air 21
m
.
o
23
°C
10
:
55
am
MAX
.
7
:
:
Mode OC Tec
Salinity EN13319
Next
Edit
Mode Setup
TIME
TTS
OC 21/00 12 3
O2/HE
NDL
PPO2
DEPTH
TIME STOP
28.0
.80
4
TIME
TTS
CC 21/00 15 3
O2/HE
NDL
DEPTH
TIME STOP
28.0
1.3
4
3 GasNX Mode
Mode Setup Menu
OC Tec Mode
CC/BO Mode
MAX
47
22
STOPWATCH
8:35
AM
AVG
22
C
21
:16
16:56
MAX
AVG
39
m
m
.8
m
.5
.0
Gauge Mode