Page 3 - GETTING STARTED WITH YOUR SUUNTO HelO
1. WELCOME TO THE WORLD OF SUUNTO DIVING INSTRUMENTS . . . . . . . . . . . . . . . . 5 1.1. Using HelO 2 with Dive Manager and Dive Planner . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 2. WARNINGS, CAUTIONS, AND NOTES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
Page 5 - WELCOME TO THE WORLD OF SUUNTO DIVING INSTRUMENTS; with Dive Manager and Dive Planner
1. WELCOME TO THE WORLD OF SUUNTO DIVING INSTRUMENTS Suunto HelO 2 was designed to help you get the most out of your diving. With easy-to-use PC dive planner and gas switching, Suunto HelO 2 simplifies your diving experience because all the information you need relating to depth, time, tank pressure...
Page 8 - It is not possible to change between MIXED GA
WARNING SELECT THE CORRECT ALTITUDE ADJUSTMENT SETTING! Whendiving at altitudes greater than 300 m/1,000 ft the Altitude Adjustmentfeature must be correctly selected in order for the computer to calcu-late the decompression status. The dive computer is not intended foruse at altitudes greater than 3...
Page 9 - SUUNTO HELO2 AT A GLANCE; Main functions
3. SUUNTO HELO2 AT A GLANCE 3.1. Navigating in the menus Suunto HelO 2 has four main operating modes: 1. TIME mode 2. DIVE mode (MIXED GAS, GAUGE) 3. PLAN mode (NODEC) 4. MEMORY mode (HISTORY, LOGBOOK) To toggle between the main modes, press the MODE button. To select a submode in DIVEand MEMORY mod...
Page 10 - Enter Setting mode
Main functions Press Button Symbol Enter Setting mode Long DOWN 10
Page 11 - GETTING STARTED WITH YOUR SUUNTO HELO2; To get the most out of your Suunto HelO; NOTE; The following figure shows how to enter the TIME SETTINGS menu.
4. GETTING STARTED WITH YOUR SUUNTO HELO2 To get the most out of your Suunto HelO 2 , take some time to personalize it and really make it YOUR computer. Set the correct time and date, tones, unit and backlight settings.Suunto HelO 2 is a very user-friendly dive computer, and you will quickly become ...
Page 12 - When the tones are off, there are no audible alarms.
ADJUST WITH UP AND DOWN BUTTONS. ACCEPT WITH SELECT BUTTON. 4.1.4. Setting the backlight Use the BACKLIGHT SETTING mode to turn the backlight on or off and to define howlong it stays on for (5, 10, 20, 30, or 60 seconds). When the backlight is turned off, it doesnot illuminate when an alarm sounds. ...
Page 13 - WARNING
5. BEFORE DIVING Do not attempt to use the dive computer without reading this user's manual in its entirety,including all the warnings. Make sure that you fully understand the use, displays, andlimitations of the instrument. If you have any questions about the manual or the SuuntoHelO 2 , please con...
Page 17 - Omitted decompression; the tank pressure
Omitted decompression The Error mode results from omitted decompression, i.e. when you stay above the ceilingfor more than three minutes. During this three-minute period the Er warning is shown andthe audible alarm beeps. After this, the dive computer will enter a permanent Error mode.The instrument...
Page 18 - If there are several divers using Suunto HelO
2. Ensure that the Suunto HelO 2 is turned on, and that the wireless integration is enabled in the Suunto HelO 2 settings (HP set ON, see Section 5.9.8. Setting the HP code ). The HelO 2 should display “cd:--” in the lower left corner of the alternative display. 3. Slowly open the cylinder valve ful...
Page 22 - The Suunto HelO
ADJUST WITH UP AND DOWN BUTTONS. ACCEPT WITH SELECT BUTTON. SELECT TANK PRESSURE ON. 5.9.9. Setting the units Use Unit Settings to choose between metric (meters/celsius/bar) and imperial(feet/fahrenheit/psi) units. ADJUST WITH UP AND DOWN BUTTONS. ACCEPT WITH SELECT BUTTON. 5.10. Activation and pre-...
Page 24 - Personal Adjustment settings
Altitude range Alt. adjustment value 1500 - 3000 m / 5000 - 10 000 ft A2 NOTE Section 5.9.4. Setting the personal/altitude adjustments describeshow the Altitude value is set. WARNING Traveling to a higher elevation can temporarily cause a change in theequilibrium of dissolved nitrogen in the body. I...
Page 25 - Progressively more conservative; displays two different types of Safety Stops: Recommended Safety
Desired tables Condition Personal adjust-ment value Progressively more conservative Some risk factors or conditions exist P1 Several risk factors or conditionsexist P2 WARNING Personal adjustment setting P0 – P-2 causes a high risk of DCI, orother personal injury, and death. 5.11. Safety Stops Safet...
Page 27 - DIVE mode
6. DIVING This section contains instructions on how to operate the dive computer and interpret itsdisplays. You’ll find that this dive computer is easy to use and read. Each display showsonly the data relevant to that specific diving mode. 6.1. Diving-related information In this section, we look at ...
Page 29 - remain at depth; Ceiling, ceiling zone, floor and decompression range
The ascent time (ASC TIME) is the minimum amount of time needed to reach the surfacein a decompression dive. It includes:• the time needed at the deep stop • the time needed to ascend to the ceiling at an ascent rate of 10 m/33 ft per minute.The ceiling is the shallowest depth to which you should as...
Page 31 - Default gas mix settings
DECOMPRESSION DIVE, ABOVE CEILING. NOTE DOWNWARD POINTING ARROW, ER WARNING AND ALARM. YOU SHOULD IMMEDIATLY (WITHIN 3 MINUTES) DESCEND TO OR BELOW CEILING. In addition, an Error warning (Er) reminds you that you have only three minutes to correctthe situation. You must immediately descend to, or be...
Page 32 - Oxygen exposure
MIXED GAS DIVE MODE ACTIVATION, MAXIMUM OPERATIONAL DEPTH BASED ON SET O 2 % (14%), HE 2 % (32%), AND PO 2 (1.4) IS 83.3 M. If set to MIXED GAS mode, the Suunto HelO 2 will additionally show on the alternative display:• the oxygen percentage, labeled O 2 % • the helium percentage, labeled He% • the ...
Page 33 - Tank pressure (if enabled) is also displayed during the dive.
CHANGING GAS MIX. SCROLL THROUGH ENABLED MIXES BY PRESSING THE UP OR DOWN BUTTONS. SELECT NEW MIX BY PRESSING THE SELECT BUTTON. NOTE Mix number, O 2 %, He% and PO 2 for the mixes are shown when scrolling. If the set PO 2 limit is exceeded , it will be shown with the PO 2 value blinking. The dive co...
Page 36 - any calculated residual inert gas; and in; Dive numbering shown during dive planning; bering
By pressing the UP/DOWN buttons, you can scroll the no-decompression limits in 3 m/10ft increments ending at 45 m/150 ft. No-decompression limits longer than 99min are dis-played as “—“. WHEN ENTERING THE PLANNODEC MODE THE DISPLAY FIRST BRIEFLY SHOWS THE REMAINING DESATURATION TIME BEFORE GOING INT...
Page 41 - CARE AND MAINTENANCE OF MY SUUNTO DIVING COMPUTER
8. CARE AND MAINTENANCE OF MY SUUNTO DIVING COMPUTER The SUUNTO dive computer is a sophisticated precision instrument. Although it is designedto withstand the rigors of scuba diving, you must treat it with the same proper care andcaution as any other precision instrument.• WATER CONTACTS AND PUSH BU...
Page 43 - BATTERY REPLACEMENT; Soft cloth for cleaning.
9. BATTERY REPLACEMENT NOTE It is advisable to contact an authorized Suunto representative forbattery replacement. It is imperative that the change is made in aproper manner to avoid any leakage of water into the battery compart-ment or computer. CAUTION Defects caused by improper battery installati...
Page 45 - CAUTION; A Phillips-head screwdriver; Screw the four screws back into place.
CAUTION Defects caused by improper battery installation are not covered bythe warranty. 9.4.1. Transmitter battery kit The transmitter battery kit includes a 3.0 V CR ½ AA lithium cell battery and a lubricatedO-ring. When handling the battery, do not make contact with both of the poles at the sameti...
Page 47 - Displays only in MIXED GAS mode:; Do not leave the dive computer in direct sunlight!; Tissue calculation model:; tissue compartments
10. TECHNICAL DATA 10.1. Technical specificationsDimensions and weight: • Diameter: 61.0 mm/2.4 in • Thickness: 28 mm/1.1 in • Weight: 68 g/2.4 oz Transmitter: • Max. diameter: 40 mm/1.57 in • Length: 80 mm/3.15 in • Weight: 118 g/4.16 oz • Rated working pressure: 300 bar/4000 psi, maximum allowed p...
Page 48 - Monitoring continuous multiday diving
• Helium halftimes:1, 2, 3.5, 7.5, 15, 30, 45, 90, 181 minutes (on gassing). The offgassing halftimes are slowed down. • Reduced gradient (variable) "M" values based on diving habit and dive violations. The"M" values are tracked up to 100 hours after a dive • The EAN and oxygen expos...
Page 51 - INTELLECTUAL PROPERTY
11. INTELLECTUAL PROPERTY 11.1. Copyright This user's manual is copyrighted and all rights are reserved. It may not, in whole or inpart, be copied, photocopied, reproduced, or translated to any media without prior writtenconsent from Suunto. 11.2. Trademark Suunto, HelO 2 , Consumed Bottom Time (CBT...
Page 52 - must not be used for
12. DISCLAIMERS 12.1. User’s responsibility This instrument is intended for recreational use only. Suunto HelO 2 must not be used for obtaining measurements that require professional or industrial precision. 12.2. CE The CE mark is used to mark conformity with the European Union EMC directive89/336/...
Page 53 - replaceable batteries.
13. SUUNTO LIMITED WARRANTY FOR SUUNTO DIVING COM-PUTERS AND SUUNTO DIVING COMPUTER ACCESSORIES This Limited Warranty is valid as of January 1st, 2007.Suunto Oy ("Suunto") provides this limited warranty to those who have purchased theSuunto Diving computer and/or Suunto diving computer acces...
Page 54 - the Product has been repaired using unauthorized spare parts; Access to Suunto warranty service
This Limited Warranty is not enforceable if:1. the Product has been opened, modified or repaired by anyone other than Suunto ora Suunto Authorized Service Centre; 2. the Product has been repaired using unauthorized spare parts; 3. the Product's serial number has been removed, erased, defaced, altere...
Page 56 - DISPOSAL OF THE DEVICE
14. DISPOSAL OF THE DEVICE Please dispose of the device in an appropriate way, treating it as electronic waste. Do notthrow it in the garbage. If you wish, you may return the device to your nearest Suuntorepresentative. 56
Page 57 - GLOSSARY
GLOSSARY Altitude dive A dive made at an elevation greater than 300 m/1000 ft above sea level. Ascent rate The speed at which the diver ascends toward the surface. ASC RATE Abbreviation for ascent rate. Ascent time The minimum amount of time needed to reach the surface on a decompression stop dive. ...
Page 59 - CUSTOMER SERVICE CONTACTS; Global Help Desk; COPYRIGHT; This publication and its contents are proprietary to Suunto Oy.
CUSTOMER SERVICE CONTACTS Global Help Desk +358 2 284 11 60 Suunto USA Phone +1 (800) 543-9124Canada Phone +1 (800) 267-7506 Suunto website www.suunto.com COPYRIGHT This publication and its contents are proprietary to Suunto Oy. Suunto, Dive Computer, Suunto HelO 2 and their logos are registered or ...
