OCL OPERATING MANUAL
OCL
WATCH DIVE COMPUTER
OPERATING MANUAL
© 2002 Design, 2014
Doc. No. 12-5378-r01 (4/9/15)
1
OCL OPERATING MANUAL
NOTICES
LIMITED TWO-YEAR WARRANTY
For details, refer to the Product Warranty Registration Card provided. Register on line at www.OceanicWorldwide.com
COPYRIGHT NOTICE
This operating manual is copyrighted, all rights are reserved. It may not, in whole or in part, be copied, photocopied, reproduced, translated, or
reduced to any electronic medium or machine readable form without prior consent in writing from Oceanic/2002 Design.
OCL Operating Manual, Doc. No. 12-5378
© 2002 Design, 2014
San Leandro, CA USA 94577
TRADEMARK, TRADE NAME, AND SERVICE MARK NOTICE
Oceanic, the Oceanic logo type, OCL, the OCL logo, Graphic Diver Interface, Tissue Loading Bar Graph (TLBG), Pre Dive Planning Sequence
(PDPS), OceanLog, and Dual Algorithm are all registered and unregistered trademarks, trade names, and service marks of Oceanic. All rights are
reserved.
PATENT NOTICE
U.S. Patents have been issued, or applied for, to protect the following design features:
Data Sensing and Processing Device (U.S. Patent no. 4,882,678), Dive Computer with Free Dive Mode (U.S. Patent no. 8,600,701). Other patents
pending. User Setable Display (U.S. Patent no. 5,845,235) is owned by Suunto Oy (Finland).
DECOMPRESSION MODEL
The programs within the OCL simulate the absorption of nitrogen into the body by using a mathematical model. This model is merely a way to
apply a limited set of data to a large range of experiences. The OCL dive computer model is based upon the latest research and experiments in
decompression theory. Still, using the OCL, just as using the U.S. Navy (or other) No Decompression Tables, is no guarantee of avoiding
decompression sickness, i.e. “the bends.” Every diver’s physiology is different, and can even vary from day to day. No machine can predict
how your body will react to a particular dive profile.
© 2002 Design, 2014
Doc. No. 12-5378-r01 (4/9/15)
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OCL OPERATING MANUAL
Welcome
to
OCEANIC
and
THANK YOU
for choosing the
OCL
© 2002 Design, 2014
Doc. No. 12-5378-r01 (4/9/15)
4
OCL OPERATING MANUAL
FEATURES/FUNCTIONS
AND
WATCH MODE
© 2002 Design, 2014
Doc. No. 12-5378-r01 (4/9/15)
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OCL OPERATING MANUAL
DISPLAY ICONS
Dual Time On
Surface Interval
Log Mode
Daily
AL On
Depth id
Time id
Deep Stop
is triggered
value is
PO2 (ATA)
Time or #
value is
Max Depth
value is FO2
Low Batt
Gas #
Descend,
Ascend,
or Stop
ABBREVIATIONS/TERMS
ACTIV
AL
= Activation
= Alarm
M
MAX
= Meters (depth)
= Maximum
ALT
ATA
= Alternate
= Atmospheres Absolute
= Audible
= Battery
= Countdown Timer
= Change
= Conservative Factor
= Conditional Violation
= Depth Alarm
= Decompression
= Default
MIN (min)
MPM
NDC
NDL
NO
NO-D
NORM
O2
O2SAT
OTL (OTR)
PDPS
PO2
PZ+
SAFE
SAT
= Minutes (time)
= Meters Per Minute
= No Deco DTR
= No Deco Limit
= Number
= No Decompression
= Normal Dive Mode
= Oxygen
AUD
BATT (BAT)
CDT (CD)
CHG
CONSERV
CV
DA
= % O2
DECO
DFLT
DS
DSAT
DTR
DURA
DV
EDT
= O2 Limit (DTR)
= Pre Dive Planning Sequence
= Partial Pressure of O2 (ATA)
= Algorithm type
= Safety (stop)
= Time to Desaturate
= Seconds (time)
= Select
= Surface Interval
= Serial Number
= Safety Stop
= Sampling Rate
= Surface
= Deep Stop
= Algorithm type
= Dive Time Remaining
= Duration (backlight)
= Delayed Violation
= Elapsed Dive Time
= Elevation (altitude)
= Fraction of Oxygen (%)
= Format (date, time)
= Feet Per Minute
= Free Dive Mode
= Feet (depth)
SEC (sec)
SEL
SI
SN
SS
EL
FO2
FORM
FPM
FREE
FT
GAUG
GLO
HR
SR
SURF
SWCH
TAT
TLBG (TBG)
TMR
= Switch (gas)
= Digital Gauge Dive Mode
= Glow (backlight)
= Hour
= Total Ascent Time (deco)
= Tissue Loading Bar Graph
= Timer
HIST
LO
= History
= Low (battery)
VARI
VGM
VIO
= Variable Ascent Rate Indcator
= Violation Gauge Mode
= Violation
© 2002 Design, 2014
Doc. No. 12-5378-r01 (4/9/15)
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OCL OPERATING MANUAL
OVERVIEW
The OCL is a unique Watch/Dive Computer featuring >>
• 4 Control Buttons
• Gauge Depths to 400 FT/120 M
• multiple Menus
• Gauge Dive Run Timer
• numerous Set Selections
• increase/decrease Set Values
• 4 Operating Modes
• 2 Nitrox Gas Mixes
• numerous Warnings/Alarms
• Dual Watch Time
• Altitude Compensation
• NDL Conservative Factor
• Variable Ascent Rate
• PC/Mac Settings Upload/Data Download
• Audible Alarm with flashing LED
• User Replaceable Battery
• User Upgradeable Firmware
• Dual Algorithm
• No Deco Deep Stop
• No Deco Safety Stop
INTERACTIVE CONTROL CONSOLE
The Interactive Control Console utilizes 4 control buttons that allow you to maneuver through the OCL's unique system of
menus.
M
A
S
L
The buttons will be referred to as M, S, A, and L.
• Upper/Left >> M (mode, minus, decrease)
• Upper/Right >> S (select, save)
• Lower/Left >> A (advance, access, increase)
• Lower/Right >> L (light)
MENU SYSTEM
The LCD viewing area is used to display alpha numeric messages and measured values as well as Menu type systems for
selection of settings and various auxiliary functions.
GAUG SURF
MENU
Menus include the -
SURF MAIN
SURF ALT 1
SURF ALT 2
FLY
• Watch Menu
• Set T (Time) Menu
• NORM Surface Menu
• GAUG Surface Menu
• FREE Surface Menu
• Set G (Gas) Menu
• Set A (Alarms) Menu
• Set U (Utilities) Menu
• Set M (Mode) Menu
• Set FA (Free Alarms) Menu
LOG
SET A
SET U
SET M
HISTORY
SN
Each Menu has a start (first) selection and a stop (last) selection. Upon entering a Menu, movement through it begins at the
start (first) selection, then continues in a rolling manner showing one selection at a time.
• The sample at the right shows how a menu would look if all of the selections would be displayed on one screen.
Sample Menu
(all selections shown)
Menu button action >>
A (< 2 sec) - to access and step forward through menu selections.
A (hold) - to scroll forward through menu selections.
M (< 2 sec) - to step backward through menu selections.
M (2 sec) - to revert to Main screen for the mode in use.
S (< 2 sec) - to access or save selections.
S (2 sec) - to step back to the previous selection.
Pressing A (< 2 sec), while viewing the last selection in the menu, will revert to the first selection (such as Watch or Surface Main).
Pressing M (< 2 sec), while viewing the Surface Main, will jump to the last menu selection (such as Set T or SN), then continued presses will step
back through menu items.
BACKLIGHT
To activate the Backlight at any time >> press the L button.
• The Backlight will activate and illuminate the display for button depression time* plus the Duration time set (0, 5, or 10 seconds), for a
maximum of 20 seconds.
*The Backlight will turn Off if L is depressed for more than 10 seconds.
• Press L again to activate as desired.
Extensive use of the backlight reduces estimated battery life. Also, the backlight does not operate during a low battery condi-
tion or when the OCL is connected to a PC or Mac.
© 2002 Design, 2014
Doc. No. 12-5378-r01 (4/9/15)
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OCL OPERATING MANUAL
AUDIBLE ALARM
While operating in NORM or GAUG Mode, the Audible will emit 1 beep per second for 10 seconds when alarms strike unless it is set Off. During
that time, the Audible can be acknowledged and silenced by pressing the S button (less than 2 seconds).
An LED Warning Light, on the edge of the housing, is synchronized with the Audible and flashes as the Audible sounds. It will turn Off when the
Alarm is silenced. The Audible and LED will not be active if the Audible is Set OFF (a group A setting).
FREE Dive Mode has its own set of Alarms which emit 3 short beeps either 1 or 3 times which cannot be acknowledged or set Off.
Situations that will activate the NORM/GAUG 10 second Alarm include -
** Items activate only in NORM mode.
• Descent deeper than the Depth Alarm Set Point selected.
• Dive Time Remaining at the Set Point selected**.
• Elapsed Dive Time at the Set Point selected.
• PO2 at the Set Point selected for the Gas in use**.
• High O2 of 300 OTU (100%)**.
• TLBG at the Set Point selected**.
• Ascent Rate exceeds 60 FPM (18 MPM) when deeper than 60 FT (18 M), or 30 FPM (9 MPM) at 60 FT (18 M) and shallower.
• Entry into Decompression Mode**.
• Conditional Violation (above a required Deco Stop Depth for less than 5 minutes)**.
• Delayed Violation (above a required Deco Stop Depth for more than 5 minutes)**.
• Delayed Violation (a Deco Stop Depth greater than 60 FT/18 M is required)**.
• Delayed Violation (Max Operating Depth is exceeded).
• A Gas Switch would expose the diver to PO2 => 1.60 ATA**.
• Watch Daily Alarm reaches time set (disabled during Dive Modes).
• Watch Mode Countdown Timer reaches 0.
A single short beep (which cannot be disabled) sounds when -
• After 5 minutes on the surface after the Violation dive.
3 short beeps (which cannot be disabled) sound when -
• Ascent Rate is 51 to 60 FPM (15.1 to 18 MPM) when deeper than 60 FT (18 M), or 26 to 30 FPM (7.5 to 9 MPM) at 60 FT (18 M) and
shallower.
• FREE Dive Elapsed Dive Time Alarm (3 beeps every 30 seconds if set On).
• FREE Dive Depth Alarms 1, 2, 3 (set sequentially deeper) - each 3 beeps 3 times.
• FREE Dive TLBG Alarm (Caution zone, 4 segments) - 3 beeps 3 times.
• Entry into Deco during a FREE Dive (Violation) - 3 beeps 3 times.
• Free Dive Mode Countdown Timer reaches 0:00 - 3 beeps 3 times.
During the following NORM Dive situations, the 10 second continuous tone will be followed by a 5 second steady beep that will not turn off when
acknowledged -
• Ascent above a Deco Stop for more than 5 minutes.
• Deco requires a Stop Depth deeper than 60 FT/18 M.
• Upon Surfacing during a Conditional Violation.
PC/MAC INTERFACE
Interface with a PC or Mac, to allow uploading settings and downloading data, is accomplished by connecting the OCL to a PC or Mac USB Port
using the special Oceanic USB Interface Cable.
The software program together with the USB Driver required is on the Oceanlog CD, and can be downloaded from the OceanicWorldwide web site.
The program's HELP** serves as the user manual which can be printed for personal use.
**Prior to attempting to download data from your OCL or upload settings to it, review the HELP section of the Oceanlog program.
Recommended is to print those sections of HELP that you consider appropriate for your Interface activities.
The settings upload portion of the PC and Mac programs can be used to set/change the selections in the Watch Time group, NORM/GAUG Set
A (Alarms) groups, NORM/GAUG Set U (Utilities) groupd\s, and FREE Set FA (Free Alarms) group. NORM Set Gas items must be set using the
control buttons.
Information available for retrieval (download) from the OCL to the PC/Mac programs includes dive data such as number, surface interval time,
maximum depth, elapsed dive time, no deco status, start date/time, lowest temperature under water, sampling rate, dive profile (with Earmarks),
and set points.
The PC/Mac programs also allow upgrade of select versions of the OCL's firmware (operating system software) after which the OCL resets all oper-
ating data. Since the upgrades require reset of the OCL, they are blocked during 24 hours after dives.
© 2002 Design, 2014
Doc. No. 12-5378-r01 (4/9/15)
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OCL OPERATING MANUAL
POWER SUPPLY
• Battery >> (1) 3 vdc, CR2032, Lithium battery.
• Shelf life >> up to 7 years (when shipped from factory in Deep Sleep mode).
• Use life >> 1 year or 300 dive hours if (2) 1 hour dives per dive day.
• Replacement >> user replaceable (annual recommended).
Low Battery on surface
<= 2.75 volts (warning level)
• Backlight is completely disabled.
a
• Battery icon (shell with inner bar) appears solid (Fig. 1a).
• Watch and DC functions continue to be available.
Fig. 1 - SURFACE MAIN
(low battery warning)
<=2.50 volts (Too Low - alarm level)
• All Dive Computer operations cease and the unit operates only as a Watch.
• If in DC mode, the battery icon flashes for 5 seconds and operation reverts to Watch Main Time with the icon flashing
(Fig. 2) until the Battery is changed or voltage cannot sustain operation (< 2.35 volts), then the graphics CHG bAt
flash until the Battery is changed or voltage drops to the level at which operation cannot be maintained.
Low Battery during dive
<= 2.75 volts (warning level)
• Backlight is completely disabled.
Fig. 2 - WATCH MAIN
(low battery alarm)
• All DC functions continue to be available.
• Battery icon is not displayed on the dive mode screens.
• Battery icon (shell with inner bar) appears solid upon entry into Surface Mode.
<= 2.50 volts (Too Low - alarm level)
• Backlight is completely disabled.
• All DC functions continue to be available during the dive.
• Battery icon is not displayed on the dive mode screens.
• Upon entry into Surface Mode, the Battery icon (shell only with no inner bar) and the graphics CHG bAt flash for
5 seconds (Fig. 3) then operation reverts to Watch Main Time.
Fig. 3 - SURF MAIN
(low battery alarm during dive)
________________________________________________________________________________________________________________
________________________________________________________________________________________________________________
WATCH MODE
WATCH MAIN TIME
Selection of Main Time is a Set T (Time) menu item.
Time of Day and Date can be set when either Home or Away time is selected as the Watch Main.
Home Time is the current time at your home location and is normally selected as the Watch Main Time.
Away Time, set by Hour Differential, is the current Time at a remote travel location. Upon arrival at the location, Away
Time can be interchanged with Home Time to make it the Watch Main Time while visiting the travel location.
Fig. 4A - WATCH MAIN
(Home with Date)
Dual Time is the second time (Away or Home) that can be displayed simultaneously with Watch Main Time with set On. It
is a +/- Hour Differential based on the Watch Main Time that is selected (Home or Away).
Once a differential is set, it will automatically change when Time of Day is changed. Also, when Away Time is selected to
be the Watch Main Time (while at a travel location), it can be changed by changing the differential instead of the Time of
Day.
MAIN TIME, information includes (Fig. 4A/B/C):
a
> Alarm (speaker) icon, if the Daily Alarm is set On.
Fig. 4B - WATCH MAIN
> Date (month.day or day. month); or Dual Time (hr:min) with DUAL icon, if Show is set for Yes.
> Time of Day (hr:min:sec) with AM (or PM) and sec icons, Home or Away, whichever is selected to be Main Time.
> Up Arrow icon (Fig. 4Ba) if Away is selected as Main Time.
> Day of Week graphic (MON, TUE, etc.)
> Battery icon, if a Low Battery.
> TLBG, if any after NORM/FREE dives.
(Home with Away as Dual)
• A (< 2 sec) - to access the Watch Menu displaying the first selection, Watch ALT.
• M (< 2 sec) - to access the Watch Menu displaying the last selection, Set T.
• M (2 sec) - to access the NORM Surface Main screen.
• S (< 2 sec) - to silence the Daily Alarm.
• L (press) - to activate the Backlight.
Fig. 4C - WATCH MAIN
(Away with Home as Dual)
© 2002 Design, 2014
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OCL OPERATING MANUAL
WATCH MENU
A (< 2 sec) - to step forward through selections one at a time.
S (< 2 sec) - to access the selection displayed.
M (< 2 sec) - to step back through selections one at a time.
M (2 sec, any time) - to revert to the Watch Main.
No button action (2 min) - revert to the Watch Main.
L (press) - to activate the Backlight.
WATCH MENU
ALT
CDT
CHRONO
DAILY ALARM
SET T
WATCH ALT, information includes (Fig. 5A/B):
> Dual Time (hr:min) with DUAL icon, if Show is set for No, or Date as month.day (or day.month)
> Temperature with graphic F (or C)
> Altitude graphic EL2 (to EL 7), blank if Sea level
• A < 2 sec - to step forward to the CDT Lead-in.
• M (< 2 sec) - to step back to the Watch Main.
Fig. 5A - WATCH ALT
(differential set)
CDT (COUNTDOWN TIMER)
This selection provides access to a CDT for use in Watch mode.
Upon accessing a dive computer mode, Watch CDT operation will be terminated and the time reset to the previous setting.
> Free Mode has a separate (min:sec) CDT.
Fig. 5B - WATCH ALT
(Dual Time on Main)
CDT Lead-in, information includes (Fig. 6):
> Graphics Goto and CDT.
• S (< 2 sec) - to access CDT Status.
• A (< 2 sec) - to step forward to the Chrono Lead-in.
• M (< 2 sec) - to step back to the ALT.
CDT Status, information includes (Fig. 7):
> Remaining CDT (hr:min) with ON, if in progress; or
0:00 with OFF if the CD is complete or hasn't been set; or
CDT previously set with OFF
Fig. 6 - CDT LEAD-IN
Fig. 7 - CDT STATUS
Fig. 8 - SET CDT
> Graphic CDT - OFF (or ON)
• A (< 2 sec) - to step forward through selections of OFF, ON, and SET.
• M (< 2 sec) - to step back through selections.
• S (< 2 sec) - to save the selection.
>> If OFF or ON is selected, revert to the Lead-in screen.
>> If SET is selected, access the Set CDT screen.
Set CDT, information includes (Fig. 8):
> Graphics SEt and CDT
> CDT (hr:min) with Hour digits flashing
• A (hold) - to scroll upward through Hour Set Points at a rate of 8 per second from 0: to 23: in increments of 1: (hr).
• A (< 2 sec) - to step upward through Set Points one at a time.
• M (< 2 sec) - to step back through Set Points one at a time.
• S (< 2 sec) - to save the Hour Set Point and flash the Minute digits.
• A (hold) - to scroll upward through Minute Set Points at a rate of 8 per second from :00 to :59 in increments of :01
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