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Suunto Vyper Air Operating Instructions

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1. SUUNTO 83 SUUNTO 7 5 1 DIVE PLANNING mode PLAN NoDec The DIVE PLANNING mode displays no decompression times for a new dive taking into account the effects of previous dives When entering the PLAN nodec mode the display first briefly shows the remaining desaturation time before going into plan mode By pressing the UP DOWN buttons you can scroll the no decompression limits in 3 m 10 ft increments ending at 45 m 150 ft No decompression limits longer than 99 min are displayed as 84 SUUNTO SUUNTO SUUNTO SUUNTO SUUNTO WHEN ENTERING THE PLANNODEC MODE THE DISPLAY FIRST BRIEFLY SHOWS TISSUE LOADING THE REMAINING DESATURATION TIME BEFORE GOING INTO PLAN MODE USE UP AND DOWN BUTTONS TO SCROLL DIFFERENT NO DECOMPRESSION LIMITS NO DECOMPRESSION LIMITS LONGER THAN 99 MINUTES ARE DISPLAYED AS The Planning mode takes into account the following information from previous dives e any calculated residual nitrogen e all dive history for the past four days The no decompression times given for different depths will therefore be shorter than before your first fresh dive You can exit the Planning mode by pressing the MODE button EA NOTE The Planning mode is disabled in GAUGE mode and in Error mode see Section 5 5 Error conditions The planning mode calculates no decompression times for MIX1 only If an additional mix is enabled in the NITROX mode it does not affect the calcu lations in PLAN
2. Abbreviation for equivalent air depth Abbreviation for enriched air nitrox Also called nitrox or Enriched Air EANx Air that has some oxygen ad ded Standard mixes are EAN32 NOAA Nitrox NN and EAN36 NOAA Nitrox Il NN II Nitrogen partial pressure equivalent table The deepest depth during a decompression stop dive at which decom pression takes place After a change in ambient pressure the amount of time required for the partial pressure of nitrogen in a theoretical compartment to go half way from its previous value to saturation at the new ambient pressure The maximum operating depth of a breathing gas is the depth at which the partial pressure of oxygen PO2 of the gas mix exceeds a safe limit 121 Multi level dive Nitrox NOAA No decompression time No decompression dive NO DEC TIME OEA EAN EANx OLF OTU Oxygen tolerance unit Oxygen limit fraction 05 Oxygen partial pressure 122 A single or repetitive dive that includes time spent at various depths and whose no decompression limits are therefore not determined solely by the maximum depth attained In sports diving refers to any mix with a higher fraction of oxygen than standard air United States National Oceanic and Atmospheric Administration The maximum amount of time a diver may remain at a particular depth without having to make decompression stops during the subsequent as cent Any dive which permits a direct un
3. clude reducing sub clinical DCI microbubble reduction ascent control and orientation before surfacing The Suunto Vyper Air displays two different types of Safety Stops Recommended Safety Stop and Mandatory Safety Stop 5 9 1 Recommended Safety Stops With every dive over 10 meters there is a three minute countdown for the Recommen ded Safety Stop to be taken in the 3 6 m 10 20 ft range This is shown with the STOP sign and a three minute countdown in the center window instead of the no decompres sion time SUUNTO WHEN STOP IS DISPLAYED MAKE A RECOMMENDED SAFETY STOP FOR 3 MINUTES 59 EA NOTE The Recommended Safety Stop as the name implies is recom mended If it is ignored there is no penalty applied to the following surface intervals and dives 5 9 2 Mandatory Safety Stops When the ascent rate exceeds 10 m 33 ft per minute continuously for more than five 5 seconds the microbubble build up is predicted to be more than is allowed for in the decompression model The Suunto RGBM calculation model responds to this by adding a Mandatory Safety Stop to the dive The time of this Mandatory Safety Stop depends on the severity of the ascent rate excess The STOP sign is shown in the display and when you reach the depth zone between 6 mand 3 m 20 ft and 10 ft the CEILING label ceiling depth and the calculated Safety Stop time also appear in the display Wait until the Mandatory Safety Stop warning disappears The t
4. 99 Ceiling depths 3 0 to 100 m 10 to 328 ft Air time 0 to 99 min after 99 Temperature display e Resolution 1 C 1 F e Display range 20 to 50 C 9 to 122 F Display range 9 to 50 C 9 to 122 F e Accuracy 2 C 3 6 F within 20 minutes of temperature change Displays only in NITROX mode e Oxygen 21 99 e Oxygen partial pressure display 0 2 3 0 bar e Oxygen Limit Fraction 1 200 with 1 resolution Logbook dive profile memory e Recording interval 20 seconds adjustable 10 20 30 60 s e Memory capacity approximately 80 hours of diving with 20 second recording interval e Depth resolution 0 3 m 1 ft Operating conditions e Normal altitude range O to 3 000 m 10 000 ft above sea level e Operating temperature 0 C to 40 C 32 F to 104 F 106 Storage temperature 20 C to 50 C 4 F to 122 F It is recommended that the instrument be stored in a dry place at room temperature EA NOTE Do not leave the dive computer in direct sunlight Tissue calculation model Suunto RGBM algorithm developed by Suunto and Bruce R Wienke BSc MSc PhD 9 tissue compartments Tissue compartment halftimes 2 5 5 10 20 40 80 120 240 and 480 minutes on gassing The off gassing 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 exposure calculations are based on recommenda
5. AIR NITROX GAUGE dive start time dive number oxygen percentage for Mix1 total dive time in minutes in all modes 89 Page Il e maximum depth e warnings e consumed tank pressure Page Ill e graphical dive profile e water temperature e tank pressure if enabled NOTE E4 NOTE The memory will retain approximately the last 42 hours of dive time After that when new dives are added the oldest dives are deleted The contents of the memory will remain when the battery is changed providing that the battery has been replaced according to the instructions Several repetitive dives are considered to belong to the same repetitive dive series if the no fly time has not ended See Sec tion 7 2 Dive numbering for further information 7 6 2 Dive history MEM History The dive history is a summary of all the dives recorded by the dive computer The following information will be shown on the display 90 SUUNTO SUUNTO DIVE HISTORY DISPLAY TOTAL NUMBER OF DIVES DIVE HOURS AND MAXIMUM DEPTH The Dive History Memory can hold a maximum of 999 dives and 999 diving hours When these maximum values are reached the counters will start again from zero EA NOTE The maximum depth can be reset to 0 0 m 0 ft using the PC Inter face unit and the downloadable Suunto DM4 Dive Manager soft ware 7 7 Suunto DM4 with Movescount The Suunto DM4 with Movescount DM4 is an optional software that greatly enhances the functi
6. NoDec mode 85 Higher Altitude and conservative Personal Adjustment settings will shorten the no decompression time limits These limits at different Altitude and Personal Adjustment setting selections are explained in Section 5 8 4 Diving at altitude and in Section 5 8 5 Personal adjustments Dive numbering shown during dive planning Dives belong to the same repetitive dive series if the instrument was still counting down the no fly time at the beginning of the dive The surface interval must be at least 5 minutes for a dive to be considered a repetitive dive Otherwise it is considered a continuation of the same dive The dive number will not change and the dive time will continue where it left off See also Section 7 2 Dive numbering 7 5 2 Simulation Mode PLAN Simulator The Simulation mode can be used to become familiar with the features and displays ofthe device before diving to plan dives in advance for demonstrational or educational purposes or just for fun In the Simulation mode time runs faster than real time so after 15 seconds using a simulator the dive time will be one minute Dive Simulator The Dive Simulator is an excellent tool for familiarizing yourself with your dive computer and for planning your dives The Dive Simulator allows you to perform dive profiles of your choice and to see what the display would look like during an actual dive in cluding basic dive information as well as audible and visual
7. Warnings The dive computer will warn you with three 3 audible double beeps and a blinking pressure display when the cylinder pressure reaches 50 bar 700 psi Three 3 double beeps are also heard when the cylinder pressure goes down to the user selected alarm pressure and when the remaining air time reaches zero 6 1 4 Ascent rate indicator The ascent rate is shown graphically along the right hand side When the maximum allowed ascent rate is exceeded the lower segments start to blink with the top segment staying solid indicating that the maximum ascent rate has been exceeded continuously or that the current ascent rate is significantly above the allowed rate Continuous ascent rate violations will result in Mandatory Safety Stops When Recom mended Deep Stop is enabled the length is indicated in seconds SUUNTO gt A ACTIVATED BACKLIGHT ALARM AND A BLINKING ASCENT RATE BAR GRAPH INDICATE YOU ARE ASCENDING FASTER THAN 10 M MIN YOU ARE ADVISED TO MAKE A MANDATORY SAFETY STOP WHEN YOU REACH A DEPTH OF 6 M NORMAL ASCENT RATE 67 WARNING DO NOT EXCEED THE MAXIMUM ASCENT RATE Rapid as cents increase the risk of injury You should always make the Mandatory and Recommended Safety Stops after you have ex ceeded the maximum recommended ascent rate If this Mandatory Safety Stop is not completed the decompression model will penalize your next dive s 6 1 5 Safety Stops A three 3 minute Recommended Safet
8. computer Open the securing ring of the battery compartment lid by pushing it down and rotating it clockwise You may use a pointed nose pliers or a small screwdriver as an aid in the rotating Put the pliers ends into the holes of the securing ring or the screwdriver onto the side of the right tooth on the ring and turn the ring clockwise Be careful not to damage any of the parts Remove the ring 10 11 12 13 14 15 Carefully remove the lid with the beeper attached to it You can remove the lid by pressing with your finger on the outermost edge of the lid while simultaneously pulling with your nail at the opposite side Don t use sharp metal objects as they might damage the O ring or the sealing surfaces Remove the O ring and the battery retainer Carefully remove the battery Do not damage the electrical contacts or the sealing surface Check for any traces of flooding particularly between the beeper and the lid or for any other damage In case of a leak or any other damage bring the dive computer to an authorized SUUNTO dealer or distributor for check and repair Check the condition of the O ring a defective O ring may indicate sealing or other problems Dispose the old O ring even if it seems to be in good condition Check that the battery compartment battery holder and lid are clean Clean with soft cloth if necessary Gently insert the new battery in the battery compartment Check the polarity of the battery
9. memory after the battery change However the clock time and time alarm settings are lost In the NITROX mode the gas nitrox settings also revert back to default settings Mix1 21 O 1 4 bar PO Mix2 OFF Mix2 Mix8 OFF When working with the battery compartment cleanliness is extremely important Even the smallest dirt particles may cause a leakage when you dive 9 1 Battery kit The battery kit includes a 3 0 V coin type lithium cell battery and a lubricated O ring When handling the battery do not make contact with both of the poles at the same time Do not touch the surfaces of the battery with your bare fingers 97 9 2 Required tools A flat 1 5 mm screwdriver or a special tool for spring bars K5857 Soft cloth for cleaning Needlenose pliers or small screwdriver for turning securing ring 9 3 Replacing the battery The battery and the buzzer are located in the back of the instrument in a separate compartment To change the battery 1 98 Remove the computer from the console or boot Wrist model e Pull off the boot Remove it first from the front end with the longer part of the strap e Disassemble the shorter part of the strap with a flat 1 5 mm screwdriver or a special tool for spring bars The longer part of the strap may stay on but re moving it may ease the work later on Console model e Remove the dive computer from the console according the instructions of the console Thoroughly rinse and dry the
10. oxygen calculations in the computer are made with an oxygen percentage of 1 set Oo When the dive computer is set in NITROX mode the Dive Planning mode calculates using the O2 and PO values that are currently in the computer To set the nitrox mixes refer to Section 5 7 3 Setting the nitrox values 74 Default nitrox settings In the NITROX mode the Suunto Vyper Air allows you to set 1 or 2 nitrox mixes con taining 21 99 oxygen In the NITROX mode the default setting for Mix1 is standard air 21 O3 It remains in this setting until the O2 is adjusted to any other percentage of oxygen 22 99 The default setting for maximum oxygen partial pressure is 1 4 bar however you are able to set it in the range of 0 5 1 6 bar Mix2 is set to OFF by default To set Mix2 refer to Section 6 2 4 Gas change and multiple breathing gas mixes Oxygen percentages and maximum oxygen partial pressures for Mix2 are stored permanently 6 2 2 Oxygen displays When the NITROX mode is activated the display will show the information in the figure below In the NITROX mode the maximum operational depth is calculated based on set 0 and PO values SUUNTO NITROX DIVE MODE ACTIVATION l poem iooz MAXIMUM OPERATIONAL DEPTH BASED ON E SET 0 21 AND PO 1 4 BAR IS 56 7 M If set to the NITROX mode the Suunto Vyper Air will additionally show on the altern ative display 19 e the oxygen percentage labeled 0 e the set
11. oxygen partial pressure limit labeled PO e the current oxygen toxicity exposure labeled OLF e maximum depth e current time water temperature e dive time e tank pressure SUUNTO SUUNTO SUUNTO SUUNTO 76 DOWN BUTTON TOGGLES BETWEEN O MAXIMUM DEPTH TANK PRESSURE AND CURRENT TIME UP BUTTON TOGGLES BETWEEN PO OLF DIVE TIME AND WATER TEMPERATURE 6 2 3 Oxygen limit fraction OLF If set to the NITROX mode in addition to tracking the diver s exposure to nitrogen the instrument tracks the exposure to oxygen These calculations are treated as entirely separate functions The dive computer calculates separately for Central Nervous System oxygen toxicity CNS and Pulmonary Oxygen toxicity the latter measured by the addition of Oxygen Toxicity Units OTU Both fractions are scaled so that the maximum tolerated exposure for each is expressed as 100 The Oxygen Limit Fraction OLF displays only the value of the higher of the two calculations The oxygen toxicity calculations are based on the factors listed in Sec tion 10 3 Oxygen exposure 6 2 4 Gas change and multiple breathing gas mixes The Suunto Vyper Air allows gas changes to enabled gas mixes during the dive Gas changes are made by following the procedure below SUUNTO SUUNTO SUUNTO CHANGING GAS MIX SCROLL THROUGH ENABLED MIXES BY PRESSING THE UP OR DOWN BUTTONS SELECT NEW MIX BY PRESSING THE SELECT BUTTON TT EA NOTE Mi
12. series the dives are given individual numbers The first dive of the series will be numbered as DIVE 1 the second as DIVE 2 the third as DIVE 3 and so on If you start a new dive with less than five 5 minutes of surface interval time the dive computer interprets this as a continuation of the previous dive and the dives are con sidered to be the same The diving display will return the dive number will remain unchanged and the dive time will begin where it left off After five 5 minutes on the surface subsequent dives are by definition repetitive The dive counter displayed in the Planning mode will increment to the next number if another dive is made 81 7 3 Repetitive dive planning The Suunto Vyper Air includes a dive planner that allows you to review the no decom pression limits on a subsequent dive taking the residual nitrogen loading of previous dives into consideration The DIVE PLANNING mode is explained in Section 7 5 1 DIVE PLANNING mode PLAN NoDec 7 4 Flying after diving In the DIVE mode the no fly time is displayed in the center window next to the airplane image In the TIME mode the airplane image is shown in the top left corner Flying or traveling to a higher altitude should be avoided at any time when the computer is counting down the no fly time The no fly time is always at least 12 hours or equivalent to the so called desaturation time if longer than 12 hours For desaturation times lower than
13. the mark should point toward the bottom of the compartment and the mark upwards Reinstall the battery retainer in its correct position Check that the new lubricated O ring is in good condition Put it in the right position on the battery compartment lid Be very careful not to get any dirt on the o ring or its sealing surfaces Carefully press the lid onto the battery compartment with your thumb while making sure that the O ring is not at any point protruding out on the edge Put your other thumb through the locking ring Press this thumb firmly against the lid and release the other one Make sure that the lid is pressed completely down 99 16 17 18 A 100 Turn the locking ring counterclockwise with your free thumb and fingers until it snaps into its locked position The dive computer should now active its timekeeping mode and show time 18 00 6 00 PM and date SA 01 01 Activate the instrument Check that e all display segments work e the low battery warning is off e the buzzer beeps and backlight works e all the settings are correct Reset if necessary Install the dive computer back into the console or boot and reassemble the strap The instrument is now ready for use Wrist model e Assembling into the boot First insert the longer strap in its hole in the front of the boot and then the dive computer into its cavity in the boot starting at the back end Then snap also the long strap end of th
14. the pressure transmitter is working wireless transmitter indicator blinks cylinder pressure is displayed and that there is no low battery warning displayed 53 e you have enough air for your planned dive You should also check the pressure reading against your back up pressure gauge And if set to NITROX mode ensure that e the correct number of mixes is set and that the oxygen percentages are adjusted according to the measured nitrox blends in your cylinders e the correct oxygen percentages are adjusted according to the measured oxygen percentages in your cylinders e the oxygen partial pressure limits are set correctly For more information on the NITROX mode please refer to Section 6 2 Diving in NI TROX mode DIVE Nitrox The dive computer is now ready for diving 5 8 3 Battery power indication Temperature or internal oxidation of the battery affect the battery voltage If the instru ment is stored for a long period or used in cold temperatures the low battery warning may be displayed even though the battery has enough capacity In these cases re enter DIVE mode to receive the battery power indication After the battery check the low battery warning is indicated by the battery symbol SUUNTO SUUNTO SUUNTO Battery LOL If the battery symbol is displayed in the Surface mode or if the display is faded or weak the battery may be too low to operate the dive computer and battery replacement is recommended EA N
15. to define how long it stays on for 5 10 20 30 or 60 seconds When the backlight is turned OFF it does not illuminate when an alarm sounds SUUNTO SUUNTO ADJUST WITH UP AND DOWN BUTTONS ACCEPT WITH SELECT BUTTON 4 1 6 Setting the tones In the Tones setting mode you are able to activate or deactivate the tones 25 SUUNTO SUUNTO ADJUST WITH UP AND DOWN BUTTONS ACCEPT WITH SELECT BUTTON EA NOTE When the tones are off there are no audible alarms 4 2 AC water contacts The water and data transfer contact is located on the rear of the case When sub merged the water contact poles are connected by the conductivity of the water and the AC symbol appears on the display The AC text is shown until the water contact deactivates 26 AC APPEARS IN THE TOP RIGHT CORNER OF THE DISPLAY WHEN THE DIVE COMPUTER IS IN CONTACT WITH WATER THIS ALSO ACTIVATES THE DIVE MODE Contamination or dirt on the water contact may prevent this automatic activation Therefore it is important that the water contact is kept clean The contact can be cleaned with fresh water and a soft brush for example a tooth brush 4 3 Learning how to use your compass Suunto Vyper dl integrates a digital compass which can be used both while diving and on dry land and can be accessed from either the DIVE mode or TIME mode 27 SUUNTO SUUNTO SUUNTO IF ACCESSED FROM TIME MODE TIME AND BEARING ARE DISPLAYED AT THE BOTTOM OF TH
16. warnings 86 SUUNTO SUUNTO SUUNTO SUUNTO PRESS UP OR lecemaons f i i i DOWN BUTTONS i CEEPSTOR DFF i i i i TO DESCEND OR NO DEC TIME ASCEND The mode can also be used to add the desired surface intervals for dive simulations Add the desired surface interval increments to the present surface interval by pressing the UP and DOWN buttons SUUNTO SUUNTO SUUNTO simdive g g UT ADD SURFACE TIME IN SurFE i 15 MINUTES INCREMENTS MAX DIVE TIME 7 6 MEMORY mode The memory options include a dive logbook MEM Logbook and dive history MEM History The dive entry time and date is registered in the Logbook memory Always check before diving that the time and date are correctly set especially after travelling between dif ferent time zones 87 SUUNTO SUUNTO SUUNTO SUUNTO 7 6 1 Dive logbook MEM Logbook The Suunto Vyper Air has a very sophisticated high capacity Logbook and Profile Memory The data is recorded in the profile memory based on the selected sample rate The END OF LOGS text is displayed between the oldest and most recent dive The following information will be shown on three pages 88 SUUNTO SUUNTO SUUNTO SUUNTO THERE ARE THREE PAGES OF LOGBOOK DIVE INFORMATION USE SELECT BUTTON TO SCROLL BETWEEN LOGBOOK PAGES II AND III THE DATA OF THE MOST RECENT DIVE IS SHOWN FIRST Page I main display maximum depth date of dive type of dive
17. 70 minutes no no fly time is given In the Permanent Error mode and GAUGE mode the no fly time is 48 hours The Divers Alert Network DAN recommends the following on no fly times e Aminimum surface interval of 12 hours would be required in order to be reasonably assured a diver will remain symptom free upon ascent to altitude in a commercial jetliner altitude up to 2 400 m 8 000 ft 82 Divers who plan to make daily multiple dives for several days or make dives that require decompression stops should take special precautions and wait for an ex tended interval beyond 12 hours before a flight Further the Undersea and Hyper baric Medical Society UHMS suggests divers using standard air cylinders and exhibiting no symptoms of decompression illness wait 24 hours after their last dive to fly in an aircraft with cabin pressure up to 2 400 m 8 000 ft The only two excep tions to this recommendation are e Ifa diver has less than two 2 hours total accumulated dive time in the last 48 hours a 12 hour surface interval before flying is recommended e Following any dive that required a decompression stop flying should be delayed for at least 24 hours and if possible for 48 hours Suunto recommends that flying is avoided until all the DAN and UHMS guidelines as well as the dive computer s no fly conditions are satisfied 7 5 PLAN mode The PLAN mode includes a dive planner PLAN Nodec and simulation mode PLAN Simulator
18. A NOTE If you dive with the GAUGE mode it is not possible to change between the modes before the no fly time has counted down 79 7 AFTER DIVING Once back at the surface Suunto Vyper Air continues to provide post dive safety in formation and alarms Calculations to enable repetitive dive planning also help to maximize diver safety Table 7 1 Alarms A Diver Attention Symbol Extend Surface Interval Violated Decompression Ceiling or Too Long Bottom Time 7 1 Surface interval An ascent to any depth shallower than 1 2 m 4 ft will cause the DIVE display to be replaced by the SURFACE display SUUNTO IT IS 15 MINUTES SINCE YOU SURFACED FROM A6 MINUTE DIVE THE PRESENT DEPTH IS 0 0 M THE AIRPLANE SYMBOL AND NO FLY VALUE INDICATE THAT YOU SHOULD NOT FLY FOR 20 HOURS Or in the alternative displays the following information will be shown e maximum depth of last dive in meters feet e dive time of last dive in minutes shown as DIVE TIME e the current time shown as TIME e the current temperature in C F e tank pressure if activated If set to NITROX mode the following information will also be shown e the oxygen percentage labeled O2 the oxygen partial pressure labeled PO e the current oxygen toxicity exposure labeled OLF 7 2 Dive numbering Several repetitive dives are considered to belong to the same repetitive dive series when the dive computer has not counted the no fly time to zero Within each
19. DEPTH CALCULATED BY THE COMPUTER BASED ON THE SELECTED 05 AND A MAXIMUM PO OF 1 4 BAR Exposure to greater depths increases the risk of oxygen toxicity and decom pression illness DIVES WITH REQUIRED DECOMPRESSION STOPS ARE NOT RECOMMENDED YOU SHOULD ASCEND AND BEGIN DE COMPRESSION IMMEDIATELY WHEN THE DIVE COMPUTER SHOWS YOU THAT A DECOMPRESSION STOP IS REQUIRED Note the blinking ASC TIME symbol and the upward pointing ar row USE BACK UP INSTRUMENTS Ensure that you use back up instrumentation including a depth gauge submersible pressure gauge timer or watch and have access to decompression tables whenever diving with the dive computer PERFORM PRE CHECKS Always activate and check the device before diving in order to ensure that all Liquid Crystal Display LCD segments are completely displayed the device has not run out of battery power and that the oxygen altitude personal RGBM adjustments and Safety Deep Stop are correct 11 12 WARNING WARNING WARNING YOU ARE ADVISED TO AVOID FLYING ANY TIME THE COM PUTER COUNTS DOWN THE NO FLY TIME ALWAYS ACTIV ATE THE COMPUTER TO CHECK THE REMAINING NO FLY TIME PRIOR TO FLYING Flying or traveling to a higher altitude within the no fly time can greatly increase the risk of DCI Review the recommendations given by Divers Alert Network DAN There can never be a flying after diving rule that is guaranteed to com pletely prevent decompression illness THE DIVE COMP
20. DIVE TIME IS 13 MIN Alternative displays by pressing the UP DOWN buttons show the elapsed dive time in minutes shown as DIVE TIME the water temperature in C F the maximum depth during this dive in meters feet indicated as MAX the current time shown as TIME 63 SUUNTO SUUNTO DOWN BUTTON TOGGLES BETWEEN MAXIMUM DEPTH CURRENT TIME AND TANK PRESSURE UP BUTTON TOGGLES BETWEEN DIVE TIME AND WATER TEMPERATURE In addition with the optional wireless transmission enabled e the Remaining Air time in the left center window indicated as AIR TIME e the cylinder pressure in bar or psi displayed in the lower left corner e the cylinder pressure graphically displayed on the left side 6 1 2 Bookmark It is possible to record bookmarks in the profile memory during a dive These bookmarks are displayed when scrolling the profile memory on the display The bookmarks are also shown as annotations in the downloadable Suunto DM4 with Movescount software 64 The bookmark logs the depth time and water temperature as well as compass heading if the compass has been enabled and tank pressure when available To make a bookmark in the profile memory during a dive press the SELECT button A brief confirmation will be given SUUNTO SUUNTO A BOOKMARK IS PLACED IN THE PROFILE MEMORY DURING A DIVE BY PRESSING THE SELECT BUTTON 6 1 3 Tank pressure data The pressure of your scuba cylinder in bars or psi is shown di
21. E SCREEN IF ACCESSED FROM DIVE MODE CURRENT DEPTH AND TIME OR MAXIMUM DEPTH AS WELL AS BEARING OR DIVE TIME OR TEMPERATURE ARE DISPLAYED EA NOTE When accessed from DIVE mode toggle between the alternative displays by pressing the UP DOWN buttons 4 3 1 Compass display The Suunto Vyper Air displays the compass as a graphical representation of a compass rose The rose displays the cardinal and half cardinal points in addition to which the current bearing is also displayed numerically 28 4 3 2 Locking a bearing A bearing can be locked to help you follow a selected course and directional arrows point towards the locked bearing The last locked bearing is stored and is available the next time the compass is activated In the DIVE mode the locked bearings are also stored in the log a SUUNTO SUUNTO TO LOCK A BEARING PRESS SELECT The Suunto Vyper Air also provides help for navigating square and triangular patterns as well as navigating a return heading This is made possible by following graphical symbols in the center of the compass display Table 4 1 Locked bearing symbols Explanation You are traveling towards the locked bearing You are 90 or 270 degrees from the locked bearing 29 Symbol Explanation You are 180 degrees from the locked bearing PS You are 120 or 240 degrees from the locked bearing 4 3 3 Compass settings You can define the compass settings Calibration Decli
22. HAN DIS PLAYED BY THE INSTRUMENT The ascent time will increase if you e remain at depth e ascend slower than 10 m 33 ft per minute or e make your decompression stop deeper than at the ceiling These factors will also increase the amount of air required to reach the surface Ceiling ceiling zone floor and decompression range When in decompression it is important that you understand the meaning of ceiling floor and decompression range e The ceiling is the shallowest depth to which you should ascend when in decom pression At this depth or below you must perform all stops 69 e The ceiling zone is the optimum decompression stop zone It is the zone between the minimum ceiling and 1 2 m 4 ft below the minimum ceiling e The floor is the deepest depth at which the decompression stop time will not in crease Decompression will start when you pass this depth during your ascent e The decompression range is the depth range between the ceiling and floor Within this range decompression takes place However it is important to remember that Yy CEILING y 3m 10ft A 6m 18ft A FLOOR The depth of the ceiling and floor depends on your dive profile The ceiling depth will be fairly shallow when you enter the decompression mode but if you remain at depth it will move downward and the ascent time will increase Likewise the floor and ceiling may change upwards while you are decompressing When conditions are ro
23. ING MEANING YOU ARE IN THE DECOMPRESSION RANGE Decompression will now begin but is very slow Therefore you should continue your ascent Display at the ceiling zone When you reach the ceiling zone the display will show you two arrows pointing at each other the hour glass icon Below is an example of a decompression dive at the ceiling Zone SUUNTO TWO ARROWS POINT AT EACH OTHER HOUR GLASS YOU ARE IN THE OPTIMUM CEILING ZONE AT 3 M AND YOUR MINIMUM ASCENT TIME IS 15 MINUTES 12 During the decompression stop ASC TIME will count down towards zero When the ceiling moves upwards you can ascend to the new ceiling You may surface only after the ASC TIME and CEILING labels have disappeared which means that the decom pression stop and any Mandatory Safety Stop have been completed You are advised however to stay until the STOP sign has also disappeared This indicates that the three 3 minute Recommended Safety Stop has also been completed Display above the ceiling If you ascend above the ceiling during a decompression stop a downward pointing arrow will appear and a continuous beeping starts SUUNTO DECOMPRESSION DIVE ABOVE CEILING NOTE DOWNWARD POINTING ARROW ER WARNING AND ALARM YOU SHOULD IMMEDIATLY WITHIN 3 MINUTES DES CEND TO OR BELOW CEILING In addition an Error warning Er reminds you that you have only three 3 minutes to correct the situation You must immediately descend to
24. OTE For safety reasons the backlight cannot be activated when the low battery warning is indicated by the battery symbol The optional wireless pressure transmitter sends out a low battery batt warning when its battery voltage is getting low This is shown intermittently instead of the pressure reading When you get this warning the pressure transmitter s battery needs to be replaced 5 8 4 Diving at altitude The dive computer can be adjusted both for diving at altitude and also to increase the conservatism of the mathematical nitrogen model When programming the instrument for the correct altitude you need to select the correct Altitude Adjustment settings according to Table 5 5 Altitude Adjustment settings The dive computer will adjust its mathematical model according to the entered altitude setting giving shorter no decompression times at higher altitudes For more information see Section 10 2 3 Altitude diving Table 5 5 Altitude Adjustment settings Alt adjustment Altitude range value Alt adjustment Altitude range value 300 1500 m 1000 5000 tt 1500 3000 m 5000 10 000 tt EA NOTE Section 5 7 4 Setting the personal altitude adjustments describes how the Altitude value is set WARNING Traveling to a higher elevation can temporarily cause a change in the equilibrium of dissolved nitrogen in the body It is recom mended that you acclimatize to the new altitude by waiting at least three 3 hours before d
25. On repetitive dives adjustment may also be applied to the maximum allowable nitrogen overpressure in each theoretical tissue group 109 Depending on the circumstances Suunto RGBM will adapt the decompression oblig ations by doing any or all of the following e Reducing No decompression Stop dive times e Adding Mandatory Safety Stops e Increasing Decompression Stop times e Advising an extended surface interval Diver Attention symbol Diver Attention Symbol Advice to Extend Surface Interval Some patterns of diving cumulatively add a higher risk of DCI for example dives with short surface intervals repetitive dives deeper than earlier ones multiple ascents and substantial multiday diving When this is detected in addition to adapting the de compression algorithm the Suunto RGBM model will in some circumstances also advise with the Diver Attention Symbol that you extend your surface interval 10 2 2 No decompression limits for air The no decompression limits displayed by the dive computer for the first dive to a single depth see Table 10 1 No decompression time limits for various depths m and Table 10 2 No decompression time limits for various depths ft are slightly more conservative than those permitted by the U S Navy tables 110 Table 10 1 No decompression time limits for various depths m No decompression time limits mins for various depths m for the first dive of a series Depth Personal Mode Al
26. S IN SUCH EVENT STOP USE IMMEDIATELY AND CONSULT A DOCTOR WARNING WARNING WARNING 10 NOT FOR PROFESSIONAL USE Suunto dive computers are intended for recreational use only The demands of commercial or professional diving may expose the diver to depths and condi tions that tend to increase the risk of decompression illness DCI Therefore Suunto strongly recommends that the device not be used for any commercial or professional diving activities ONLY DIVERS TRAINED IN PROPER USE OF SCUBA DIVING EQUIPMENT SHOULD USE A DIVE COMPUTER No dive computer can replace the need for proper dive training Insufficient or improper training may cause a diver to commit errors that may lead to serious injury or death THERE IS ALWAYS A RISK OF DECOMPRESSION ILLNESS DCI FOR ANY DIVE PROFILE EVEN IF YOU FOLLOW THE DIVE PLAN PRESCRIBED BY DIVE TABLES OR A DIVE COMPUTER NO PROCEDURE DIVE COMPUTER OR DIVE TABLE WILL PREVENT THE POSSIBILITY OF DCI OR OXYGEN TOXICITY An individual s physiological make up can vary from day to day The dive computer cannot account for these variations You are strongly advised to remain well within the exposure limits provided by the instrument to minimize the risk of DCI As an added measure of safety you should consult a physician regarding your fitness before diving WARNING WARNING WARNING WARNING SUUNTO STRONGLY RECOMMENDS THAT SPORT DIVERS LIMIT THEIR MAXIMUM DEPTH TO 40 M 130 FT OR TO THE
27. UTER SHOULD NEVER BE TRADED OR SHARED BETWEEN USERS WHILE IT IS IN OPERATION Its information will not apply to someone who has not been wearing itthroughout a dive or sequence of repetitive dives lts dive profiles must match that of the user If it is left on the surface during any dive the dive computer will give inaccurate information for sub sequent dives No dive computer can take into account dives made without the computer Thus any diving activity up to four days prior to initial use of the computer may cause misleading information and must be avoided DO NOT EXPOSE ANY PART OF YOUR DIVE COMPUTER TO ANY GAS MIX CONTAINING MORE THAN 40 OXYGEN En riched air with greater oxygen content presents a risk of fire or explosion and serious injury or death WARNING WARNING THE DIVE COMPUTER WILL NOT ACCEPT FRACTIONAL PERCENTAGE VALUES OF OXYGEN CONCENTRATION DO NOT ROUND UP FRACTIONAL PERCENTAGES For example 31 8 oxygen should be entered as 31 Rounding up will cause nitrogen percentages to be understated and will affect decompres sion calculations If there is a desire to adjust the computer to provide more conservative calculations use the personal adjust ment feature to affect decompression calculations or reduce the PO setting to affect oxygen exposure according to the entered O and PO values SET THE CORRECT ALTITUDE ADJUSTMENT MODE When diving at altitudes greater than 300 m 1000 ft the Altitude Adjust ment featur
28. VYPER AIR USER S GUIDE en l Present Depth Daily Alarm Indicator Active Water Contact Indicator Dive Alarm Indicator a SUUNTO Diver Attention Symbol No Fly Icon aua Quan avia Cmd 68 254 Ses ar Gad m n Current Time Display Mode Indicator No Decompression Time Total Ascent Time Ceiling Depth Deep Stop Ceiling Safety Deep Stop Time Surface Interval Time No Fly Time Gas Mix Selection Safety Stop Indicator Tank Pressure Bar Graph Wireless Transmitter Indicator Ascent Rate Bar Graph Date Weekday O THe Mi d Gas Mod A o He Mixed Gas Mode Temperature Time Tank Pressure PO Mixed Gas Mode OLF Mixed Gas Mode Low Battery Warning 1 WELCOME TO THE WORLD OF SUUNTO DIVE COMPUTERS 8 2 WARNINGS CAUTIONS AND NOTES 0 ccc ccc ne cece eee e ee eeeeeeeeneees 9 3 SUUNTO USER IN FEREAC Be issn acta ar is 18 3 1 Navigating Inne MENUS sita AA 18 3 2 Button symbols and functions ccc ccc cece eee ee eee eee eee eeeeeeannees 20 A GET WING STARTED ad atera ee oe 22 4 1 TIME mode settings we ixnccnucncusades ace sh tess racer 22 4 1 1 Setting the alarm ccc cece cc cece eee e eee ee eeeeeseeeeeseeeeenes 23 AZ es ee eb 24 A 13 SCUMIG Me date taa A A 24 A A SA e tinct a E NOA 25 4 1 5 Setting the Backlight cis ra TENEN 25 200 SEWING ANE TOMES o A arcades 25 A AC Walter CONTAC IS ani Sera iret a eae gee ewes ok 26 4 3 Lea
29. and chemical attack The dive computer cannot withstand the impact of heavy objects like scuba cylinders nor chemicals like gasoline cleaning solvents aerosol sprays adhes ive agents paint acetone alcohol and so on Chemical reactions with such agents will damage the seals case and finish Store your dive computer in a dry place when you are not using it The dive computer will display a battery symbol as a warning when the power gets too low When this happens the instrument should not be used until the battery has been replaced Do not fasten the strap of your dive computer too tightly You should be able to insert your finger between the strap and your wrist Shorten the strap by cutting it if you do not expect to need the extra length 95 MAINTENANCE The instrument should be soaked thoroughly rinsed with fresh water then dried with a soft towel after each dive Make sure that all salt crystals and sand particles have been flushed out Check the display and the transparent battery compartment cover for possible moisture or water DO NOT use the dive computer if you detect any moisture or water inside In order to limit corrosion damage remove the battery and moisture from the battery compartment Contact an authorized Suunto dealer for battery replacement or other service CAUTION Do not use compressed air to blow water off the unit e Do not use solvents or other cleaning fluids that might cause damage e Do not test o
30. and direction is available on one easy to read screen The Suunto Vyper Air User s Guide contains vitally important information which enables you to become familiar with your Suunto wristop dive computer To understand the use displays and limitations of the instrument before using it please read this user s guide carefully and save it for further reference Note also that a glossary is included at the back of the user s guide to help you understand dive specific terminology 8 2 WARNINGS CAUTIONS AND NOTES Throughout this user s guide important safety icons are displayed Three classifications are used to separate these icons by their order of importance WARNING A CAUTION E4 NOTE is used in connection with a procedure or situation that may result in serious injury or death is used in connection with a procedure or situation that will result in damage to the device is used to emphasize important information Before you go on to read the user s guide itself it is extremely important that you read the following warnings These warnings are intended to maximize your safety while using Suunto Vyper Air and must not be ignored WARNING WARNING YOU MUST READ the leaflet and user guide for your dive com puter Failure to do so may lead to improper use serious injury or death ALLERGIC REACTIONS OR SKIN IRRITATIONS MAY OCCUR WHEN PRODUCT IS IN CONTACT WITH SKIN EVEN THOUGH OUR PRODUCTS COMPLY WITH INDUSTRY STANDARD
31. and visual alarm types Short single beep Dive computer is activated Dive computer automatically returns to the TIME mode 36 Three beeps with a three second interval Three beeps with a three second interval and activated backlight Continuous beeps and activ ated backlight Cylinder pressure reaches 50 bar 725 psi The cylinder pressure display will start to blink Cylinder pressure reaches the selected alarm pres sure Calculated remaining air time reaches zero No decompression dive turns into a decompression stop dive An arrow pointing upwards and the blinking ascent warning ASC TIME will appear Maximum allowed ascent rate 10 m per min 33 ft per min is exceeded Ascent rate bar graph blinks and STOP warning appears Decompression ceiling depth is exceeded An error warning Er and a downward pointing arrow appear You should immediately descend to or below the ceiling The instrument will otherwise enter a perman ent Error mode within three minutes indicated by a permanent Er You can set alarms for maximum depth dive time and tank pressure For more inform ation refer to Section 5 7 DIVE mode settings and Section 4 1 TIME mode settings 37 Table 5 2 Preset alarm types Continuous beep series for 24 seconds Preset maximum depth has Maximum depth blinks as long as the current depth been exceeded value exceeds the preset value Continuous beep series for 24 seconds or until any Preset di
32. d by applicable mandatory laws this Limited Warranty is your sole and exclusive remedy and is in lieu of all other warranties expressed or implied Suunto shall not be liable for special incidental punitive or consequential damages including but not limited to loss of anticipated benefits loss of data loss of use cost of capital cost of any substitute equipment or facilities claims of third parties damage to property resulting from the purchase or use of the item or arising from breach of the warranty breach of contract negligence strict tort or any legal or equitable theory even if Suunto knew of the likelihood of such damages Suunto shall not be liable for delay in rendering warranty service 118 14 DISPOSAL OF THE DEVICE Please dispose of the device in an appropriate way treating it as electronic waste Do not throw it in the garbage If you wish you may return the device to your nearest Suunto representative 119 GLOSSARY Altitude dive Ascent rate ASC RATE Ascent time ASC TIME Ceiling Central nervous system toxicity CNS CNS Compartment DAN DCI DM4 Decompression Decompression range 120 A dive made at an elevation greater than 300 m 1000 ft above sea level The speed at which the diver ascends toward the surface Abbreviation for ascent rate The minimum amount of time needed to reach the surface on a decom pression stop dive Abbreviation for ascent time On a decompression
33. dd comments multimedia and other personal information to the PC based dive data files 7 8 Movescount Movescountis an online sports community that offers you a rich set of tools to manage all you sports and create engaging stories about your diving experiences Movescount offers you new ways to get inspired and share your best dives with other community members To connect to Movescount 1 Goto www movescount com 2 Register and create your free Movescount account 3 Download and install the Suunto DM4 with Movescount software from the Movescount com website if you do not already have the DM4 installed on your laptop To transfer data 1 Connect your dive computer to your laptop 2 Download your dives to the DM4 on your laptop 3 Follow the instructions on the DM4 on how to transfer your dives to your Movescount com account 93 8 CARE AND MAINTENANCE OF MY SUUNTO DIVING COM PUTER The SUUNTO dive computer is a sophisticated precision instrument Although it is designed to withstand the rigors of scuba diving you must treat it with the same proper care and caution as any other precision instrument e WATER CONTACTS AND PUSH BUTTONS Contamination or dirt on the water contacts connector or push buttons may prevent the automatic activation of the Dive Mode and cause problems during the data transfer Therefore it is important that the water contacts and push buttons are kept clean If the water contacts are active AC t
34. depth range can be set from 3 m to 100 m 9 ft to 328 ft 5 7 2 Setting the dive time alarm The Dive Time Alarm setting can be activated and used for several purposes to add to your diving safety 45 SUUNTO SUUNTO q Alarm Time y l O ADJUST WITH UP AND on DOWN BUTTONS ACCEPT at WITH SELECT BUTTON EA NOTE With a range of 1 999 minutes the alarm can be set to your planned bottom time for example 5 7 3 Setting the nitrox values If set to the NITROX mode the correct oxygen percentage of the gas in your cylinder and additional gases must always be entered into the computer to ensure correct nitrogen and oxygen calculations In addition the oxygen partial pressure limit must be set When in the NITROX setting mode the maximum operating depth MOD based on the chosen setting will also be displayed Settings for an additional mix Mix2 are made similarly but with the additional selection of ON or OFF In order to minimize the risk of error during a dive it is highly recommended that the mixes are set in the proper order This means that as the mix number rises so does oxygen content and this is the order they are usually used during the dive Before a dive only enable the mixes you actually have available and remember to check the set values to ensure they are correct 46 The default oxygen percentage 0 setting is 21 air and oxygen partial pressure PO setting 1 4 bar Afte
35. e as well as from AIR or NITROX mode to GAUGE mode even during the no fly time When planning both air and nitrox dives during the same dive series you should set the instrument in NITROX mode and modify the gas mix accordingly In GAUGE mode the no fly time is always 48 hours 17 3 SUUNTO USER INTERFACE 3 1 Navigating in the menus Suunto Vyper Air has four main operating modes TIME mode TIME DIVE mode DIVE PLAN mode PLAN and MEMORY mode MEMORY as well as the COMPASS submode which can be activated from either TIME or DIVE modes To toggle between the main modes press the MODE button To select a submode in DIVE PLAN and MEMORY modes press the UP DOWN buttons 18 SETTINGS Calibrate Declination TIME Time out SUUNTO COMPASS LIGHT COMPASS N N SETTINGS Y Alarm gt Depth Alarm Time Dive Time Alarm Date Nitrox Units Personal Altitude Backlight Sample rate Tones Deepstops RGBM Units Tank Pressure Alarm Tank Pressure SETTINGS a Xx SUB MODES COMPASS SUUNTO MEMORY SUUNTO qe LIGHT pS SUB MODES Air Log Nitrox Plan Gauge His Off 19 3 2 Button symbols and functions The table below explains the main functions of the dive computer s buttons The buttons and their use is explained in more detail in the relevant sections of the user s guide Table 3 1 Button symbols and functions MODE Short Switch between main modes Switch from submode to mai
36. e eens 103 10 TECHONICAL DATA cular a ar ea 105 10 1 Technical specifications econo tas 105 A AA A EAEE ARA 109 10 2 1 Suunto RGBM adaptive decompression ccceeeeeee ees 109 10 2 2 No decompression limits for air 0 cece ec ccc ee eee cece e nnnm 110 10 223 A uea a mena a lane OEIRAS 113 10 3 Oxygen exposure renano on aeeammaai aden aeuenae area aa abate osa 113 TE INTELEEGCTUAL PROPERTY ontario tarda net Gund 115 tE te Trademark wise dc2c 8 Se seed cds dado Sag 115 Mz COPY erasa ennen soi 115 o A re er tect ett EE beatae ei ate en teat 115 12 DES CUAIMERS gga sk sats oe omnia kd ae sane ment arate Se nao aa 116 12 CE ctas ies occ meats het beat ka 116 122 ENS e e eee ee ee eee eee 116 12 3r EN 2007 FIOM sortean crea 116 To SUUNTO LIMITED WARRANTY ascucscrencusdasts eE EE Dore Depa 117 E DISPOSAL OF THE DEVICE rire EANA E dica dto 119 GLOSSARY teseactacdans adeiecae releer decis ENE eaten 120 1 WELCOME TO THE WORLD OF SUUNTO DIVE COMPUTERS Suunto Vyper Air wristop dive computer is designed to help you get the most out of your diving After reading this manual and becoming familiar with the functions of your dive computer you ll be ready to take the plunge into a whole new world of diving With integrated digital compass and gas switching Suunto Vyper Air simplifies your diving experience because all the information you need relating to depth time tank pressure decompression status
37. e instrument into the boot Stretch the boot as needed e Assemble the shorter part of the strap Use the spring bar tool or small screwdriver to compress the spring bars Make sure that the spring bars get fully seated so they will not come off their holes Console model e Refit the dive computer in the console according the instructions of the console CAUTION Check after the first dives for possible moisture under the trans parent battery compartment lid indicating a leak Securing Ring Wper Case Battery Compartment N Battery Lid with buzzer n O Ring C cts Battery Retainer 101 9 4 Wireless transmitter battery replacement EA NOTE It is advisable to contact an authorized Suunto representative for transmitter battery replacement It is imperative that the change is made in a proper manner to avoid any leakage of water into the transmitter 9 4 1 Transmitter battery kit The transmitter battery kit includes a 3 0 V CR AA lithium cell battery and a lubricated O ring When handling the battery do not make contact with both of the poles at the same time Do not touch the metal surfaces of the battery with your bare fingers 102 9 4 2 Required tools A Phillips head screwdriver Soft cloth for cleaning 9 4 3 Replacing the transmitter battery To change the transmitter battery UA INS Remove the transmitter from the regulator HP port Unscrew and remove the four Phillips screws on the back of the transmi
38. e must be correctly selected in order for the computer to calculate the decompression status The dive computer is not intended for use at altitudes greater than 3000 m 10000 ft Failure to select the correct Altitude Adjustment setting or diving above the maximum altitude limit will result in erroneous dive and plan ning data 13 WARNING WARNING WARNING 14 SET THE CORRECT PERSONAL ADJUSTMENT MODE Whenever it is believed that factors that tend to increase the possibility of DCI exist it is recommended that you use this option to make the calculations more conservative Failure to select the correct Personal Adjustment setting will result in erroneous dive and planning data DO NOT EXCEED THE MAXIMUM ASCENT RATE Rapid as cents increase the risk of injury You should always make the Mandatory and Recommended Safety Stops after you have ex ceeded the maximum recommended ascent rate If this Mandatory Safety Stop is not completed the decompression model will pen alize your next dive s YOUR ACTUAL ASCENT TIME MAY BE LONGER THAN DIS PLAYED BY THE INSTRUMENT The ascent time will increase if you e remain at depth e ascend slower than 10 m min 33 ft min or e make your decompression stop deeper than at the ceiling These factors will also increase the amount of air required to reach the surface WARNING WARNING WARNING WARNING NEVER ASCEND ABOVE THE CEILING You must not ascend above the ceiling during your d
39. e position Match the three slots on the inside of the cover with the three ledges below the battery 11 Screw the four screws back into place Transmitter Battery K5546 Transmitter cover V5824 a Transmitter screws E y gt gt K5542 Zz 4 i PS Transmitter Cover o ring HP port o ring 9 25x1 78 O 2 00x25 00 K5538 K1042 i z Wireless transmitter parts The code stands for spare part order number 104 10 TECHNICAL DATA 10 1 Technical specifications Dimensions 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 Display resolution 1 bar 1 psi Depth gauge Temperature compensated pressure sensor Calibrated complying with EN 13319 Maximum depth of operation 100 m 328 ft complying with EN 13319 Accuracy 1 of full scale or better from 0 to 100 m 328 ft at 20 C 68 F complying with EN 13319 Depth display range 0 to 150 m 492 ft Resolution 0 1 m from 0 to 100 m 1 ft from 0 to 328 ft Cylinder pressure gauge Rated working pressure 300 bar 4000 psi maximum allowed pressure Resolution 1 bar 10 psi 105 Other displays Dive time 0 to 999 min counting starts and stops at 1 2 m 4 ft depth Surface time 0 to 99 h 59 min Dive counter O to 99 for repetitive dives No decompression time 0 to 99 min after 99 Ascent time 0 to 99 min after
40. ecompression In order to avoid doing so by accident you should stay somewhat below the ceiling DO NOT DIVE WITH A CYLINDER OF ENRICHED AIR IF YOU HAVE NOT PERSONALLY VERIFIED ITS CONTENTS AND ENTERED THE ANALYSIS VALUE INTO YOUR DIVE COM PUTER Failure to verify cylinder contents and enter the appropri ate O into your dive computer will result in incorrect dive planning information DO NOT DIVE WITH A GAS IF YOU HAVE NOT PERSONALLY VERIFIED ITS CONTENTS AND ENTERED THE ANALYZED VALUE INTO YOUR DIVE COMPUTER Failure to verify cylinder contents and enter the appropriate gas values where applicable into your dive computer will result in incorrect dive planning inform ation Diving with gas mixtures exposes you to risks that are different from those associated with diving with standard air These risks are not obvious and require training to understand and avoid Risks include possible serious injury or death 15 16 WARNING WARNING WARNING WARNING Traveling to a higher elevation can temporarily cause a change in the equilibrium of dissolved nitrogen in the body It is recom mended that you acclimatize to the new altitude by waiting at least three hours before diving WHEN THE OXYGEN LIMIT FRACTION INDICATES THAT THE MAXIMUM LIMIT IS REACHED YOU MUST IMMEDIATELY TAKE ACTION TO REDUCE OXYGEN EXPOSURE Failure to take action to reduce oxygen exposure after the warning is given can rapidly increase the risk of oxygen to
41. eserved 11 3 Patent notice Patents have been issued or applied for one or several features of this product 115 12 DISCLAIMERS 12 1 CE The CE mark is used to mark conformity with the European Union EMC directive 89 336 EEC 12 2 EN 13319 EN 13319 is a European diving depth gauge standard Suunto dive computers are designed to comply with this standard 12 3 EN 250 FIOH The tank pressure gauge and dive instrument parts used in measuring the tank pressure meet the requirements set in the section of the European Standard EN 250 that concern tank pressure measurements FIOH notified body no 0430 has EC type examined this type of personal protective equipment 116 13 SUUNTO LIMITED WARRANTY Suunto warrants that during the Warranty Period Suunto or a Suunto Authorized Service Center hereinafter Service Center will at its sole discretion remedy defects in materials or workmanship free of charge either by a repairing or b replacing or c refunding subject to the terms and conditions of this Limited Warranty This Limited Warranty is only valid and enforceable in the country of purchase unless local law stipulates otherwise Warranty Period The Limited Warranty Period starts at the date of original retail purchase The Warranty Period is two 2 years for display devices The Warranty Period is one 1 year for accessories and consumable parts including but not limited to chargeable batteries chargers doc
42. ety Stops deep stops In the AIR mode in the Deep Stops setting mode the Deep stops can be set ON or OFF depending on whether the Deep stops are used or not 48 The Deep Stop setting allows you to view deep stops If deep stops are set OFF only the traditional Safety Stop calculation is used If set to ON iterative deep stops will be prompted as well The length of the individual deep stops can be setto 1 or 2 minutes a SUUNTO SUUNTO Deepstop 3 lO ADJUST WITH UP AND un DOWN BUTTONS ACCEPT WITH SELECT BUTTON 5 7 7 Setting the RGBM values For certain divers and diving conditions it may be desirable to set the attenuated RGBM mode The selection is displayed during the DIVE mode startup The options are full RGBM effects 100 and attenuated RGBM 50 SUUNTO SUUNTO ADJUST WITH UP AND DOWN BUTTONS ACCEPT WITH SELECT BUTTON 49 5 7 8 Setting the units In the Unit settings you are able to choose between metric meters Celsius bar and imperial feet Fahrenheit psi units a SUUNTO a SUUNTO ADJUST WITH UP AND DOWN BUTTONS ACCEPT WITH SELECT BUTTON 5 7 9 Setting the tank pressure alarm The tank pressure alarm can be set ON or OFF and in the range of 10 200 bar The alarm is the secondary cylinder pressure alarm point The alarm is activated when the tank pressure drops below the set limit You can acknowledge this alarm The 50 bar 700 psi alarm ho
43. ext remains on display or the Dive Mode activates on its own the reason for this is probably contamination or invisible marine growth which may create an electric current between the contacts It is important that the dive computer is carefully washed in fresh water after the day s diving is completed The contacts can be cleaned with fresh water and if necessary a mild detergent and a soft brush Sometimes it might be necessary to remove the instrument from the protective boot for cleaning e CARE OF YOUR DIVE COMPUTER e NEVER try to open the case of the dive computer e Have your dive computer serviced every two years or after 200 dives whichever comes first by an authorized dealer or distributor This service will include a general operational check replacement of the battery and water resistance check The service requires special tools and training Therefore it is advisable to contact an authorized SUUNTO dealer or distributor for service Do not at tempt to do any servicing that you are not sure of 94 Should moisture appear inside the case or battery compartment immediately have the instrument checked by your SUUNTO dealer or distributor Should you detect scratches cracks or other such flaws on the display that may impair its durability immediately have it replaced by your SUUNTO dealer or distributor Wash and rinse the unit in fresh water after every use Protect the unit from shock extreme heat direct sunlight
44. g properly trained certified divers in planning and executing sport dives It is NOT A SUBSTITUTE FOR CERTIFIED SCUBA INSTRUCTION including training in the principles of decom pression WARNING Diving with gas mixtures exposes you to risks that are different from those associated with diving with standard air These risks are not obvious and require training to understand and avoid Risks include possible serious injury or death Do not attempt to dive with any gas mix other than standard air without first receiving certified training in this specialty 5 1 The Suunto RGBM Deep Stop Algorithm Suunto s Reduced Gradient Bubble Model RGBM utilized in the Suunto Vyper Air predicts both dissolved and free gas in the blood and tissues of divers It is a significant advance on the classic Haldane models which do not predict free gas The advantage of Suunto RGBM is additional safety through its ability to adapt to a variety of situations and dive profiles 34 The Suunto Vyper Air uses traditional recommended safety stops as well as deep stops SUUNTO SUUNTO YOU ARE ADVISED TO MAKE A DEEPSTOP AT 18 M THE SECOND INDICATOR SHOWS THAT YOU HAVE 110 SECONDS LEFT OF YOUR DEEPSTOP In order to optimize the response to different increased risk situations an additional category of stop referred to as a Mandatory Safety Stop has been introduced The combination of stop types depends on the user settings and the specific dive situati
45. gitally in the lower left corner of the alternative display Whenever you start a dive the remaining air time calculation begins After 30 60 seconds sometimes more depending on your air consumption the first estimation of remaining air time will be shown in the left center window of the display The calculation is always based on the actual pressure drop in your cylinder and will automatically adapt to your cylinder size and current air con sumption 65 SUUNTO The change in your air consumption is based on constant one second interval pressure measurements over 30 60 second periods An increase in air consumption influences the remaining air time rapidly while a drop in air consumption increases the air time slowly In this way an over optimistic air time estimation caused by a temporary drop in air consumption is avoided The remaining air time calculation includes a 35 bar 500 psi safety reserve This means that when the instrument shows the air time to be zero there is still about 35 bar 500 psi of pressure left in your cylinder depending on your air consumption rate With a high consumption rate the limit will be closer to 50 bar 700 psi and with a low rate closer to 35 bar 500 psi EA NOTE Filling your BC affects the air time calculation due to the temporary increase in air consumption EA NOTE A change of temperature will affect the cylinder pressure and consequently the air time calculation 66 Low Air Pressure
46. hen the DIVE mode is accessed and you can toggle between the submodes by pressing the UP DOWN buttons SUUNTO SUUNTO SUUNTO 5 8 2 DIVE mode activation The dive computer activates automatically when submerged deeper than 0 5 m 1 5 ft However it is necessary to activate the DIVE mode BEFORE diving to check the altitude and personal adjustment settings battery condition oxygen settings and so on 52 After activation all graphical display elements are turned ON and the backlight and the beep are activated After this the selected altitude and personal settings are dis played as well as the RGBM and Deep Stop status A few seconds later the battery power indicator is shown SUUNTO SUUNTO SUUNTO Of RGEM 100 SUrFE i DEERSTOR OFF i i l Ho Fly 0 00 IO At this time perform your pre checks and ensure that e the instrument operates in the correct mode and provides a complete display AIR NITROX GAUGE mode e the battery level is ok e the altitude personal adjustment Deep stops and RGBM settings are correct e the instrument displays correct units of measurement Metric Imperial e the instrument displays the correct temperature and depth 0 0 m O ft e the alarm beeps If the optional wireless pressure transmitter is used ensure that e the pressure transmitter has been properly attached and the cylinder valve is open e the transmitter and the wrist unit have been properly paired on a suitable code e
47. iling and so on until the ceiling depth is reached The Deep Stop length can be set to 1 or 2 minutes 61 6 DIVING This section contains instructions on how to operate the dive computer and interpret its displays The dive computer is easy to use and read Each display shows only the data relevant to that specific diving mode 6 1 Diving in the AIR mode DIVE Air This section contains information on diving with standard air To activate the DIVE Air mode please refer to Section 5 8 1 Accessing DIVE mode SUUNTO DIVE HAS JUST BEGUN AND AVAILABLE NO DECOMPRESSION TIME IS OVER 99 MINUTES SO NO VALUE IS DISPLAYED EA NOTE The dive computer will remain in the SURFACE mode at depths less than 1 2 m 4 ft At depths greater than 1 2 m 4 ft the instru ment will go into the DIVE mode automatically However it is re commended that you activate the SURFACE mode manually before entering the water in order to perform the necessary dive pre checks 62 6 1 1 Basic dive data During a No decompression dive the following information is displayed your present depth in meters feet the available no decompression time in minutes as NO DEC TIME the ascent rate presented as a bar graph on the right side the Diver Attention Symbol if surface interval should be prolonged see Table 7 1 Alarms the Deep Stop depth if activated SUUNTO DIVE DISPLAY PRESENT DEPTH IS 15 M NO DECOMPRESSION STOP TIME LIMIT IS 38 MIN ELAPSED
48. interrupted ascent to the surface at any time Abbreviation for no decompression time limit Abbreviations for oxygen enriched air nitrox Abbreviation for oxygen limit fraction Abbreviation for oxygen tolerance unit Used to measure the whole body toxicity A term used by Suunto for the values displayed in the oxygen toxicity bar graph The value is either the CNS or the OTU Oxygen percentage or oxygen fraction in the breathing gas Standard air has 21 oxygen Limits the maximum depth to which the nitrox mixture can be safely used The maximum partial pressure limit for enriched air diving is 1 4 bar The contingency partial pressure limit is 1 6 bar Dives beyond this limit risk immediate oxygen toxicity PFO PO RGBM Reduced Gradient Bubble Model Repetitive dive Residual nitrogen SURF TIME Surface interval time Tissue group UHMS Whole body toxicity Abbreviation for patent foramen ovale lt is a form of congenital heart defect that enables blood flow between the left and right atria via the in teratrial septum Abbreviation for oxygen partial pressure Abbreviation for Reduced Gradient Bubble Model Modern algorithm for tracking both dissolved and free gas in divers Any dive whose decompression time limits are affected by residual nitro gen absorbed during previous dives The amount of excess nitrogen remaining in a diver after one or more dives Abbreviation for surface interval time Elapsed
49. iving 5 8 5 Personal adjustments There are personal factors that can affect your susceptibility to DCI which you can predict in advance and input into the decompression model Such factors vary between divers and also for the same diver from one day to another There is available a three step Personal Adjustment setting if a more conservative dive plan is desired and a two step adjustment for RGBM effect on repetitive dives for very experienced divers The personal factors which tend to increase the possibility of DCI include but are not limited to e cold exposure water temperature less than 20 C 68 F e below average physical fitness level 56 e fatigue e dehydration e previous history of DCI e stress e obesity e patent foramen ovale PFO e exercise on or after dive This feature is used to adjust the computer to be more conservative according to personal preference by entering the suitable Personal Adjustment setting with the help of Table 5 6 Personal Adjustment settings In ideal conditions retain the default setting PO If conditions are more difficult or any of the factors which tend to increase the possibility of DCI exist select P1 or even the most conservative P2 The dive computer then adjusts its mathematical model according to the entered Personal Ad justment setting giving shorter no decompression times refer to Section 10 2 2 No decompression limits for air Table 10 1 No decompression time limi
50. king stations straps cables and hoses Exclusions and Limitations This Limited Warranty does not cover 1 a normal wear and tear b defects caused by rough handling or c defects or damage caused by misuse contrary to intended or recommended use 2 user manuals or any third party items 3 defects or alleged defects caused by the use with any product accessory software and or service not manufactured or supplied by Suunto 4 replaceable batteries This Limited Warranty is not enforceable if item 1 has been opened beyond intended use 2 has been repaired using unauthorized spare parts modified or repaired by unau thorized Service Center 117 3 serial number has been removed altered or made illegible in any way as determ ined at the sole discretion of Suunto 4 has been exposed to chemicals including but not limited to mosquito repellents Suunto does not warrant that the operation of the Product will be uninterrupted or error free or that the Product will work in combination with any hardware or software provided by a third party Access to Suunto warranty service Register your item at www suunto com register and save the purchase receipt and or registration card For instructions how to obtain warranty service visit www suunto com contact your local authorized Suunto retailer or call Suunto Help Desk 358 2 2841160 national or premium rates may apply Limitation of Liability To the maximum extent permitte
51. mittently with Transmitter is out of range in power saving mode or on another channel Activate the transmitter by breathing off the regulator and recode the wrist if necessary LOb Pressure transmitter battery voltage is low The pressure reading is displayed intermittently Change the transmitter battery OFF Pairing has not been conducted between the dive computer and E the transmitter before the start of the dive No cylinder data avail 43 able SUUNTO SUUNTO SUUNTO SUUNTO SUUNTO Surf t 0 00 Mio Fly oon JO 5 7 DIVE mode settings Suunto Vyper Air has several user definable functions as well as depth and time related alarms that you can set according to your personal preferences The DIVE mode settings are dependent on the dive submode chosen AIR NITROX GAUGE so that for example nitrox settings are only available in the NITROX submode The figure below shows how to enter the DIVE mode settings menu SUUNTO SUUNTO SUUNTO SUUNTO SUUNTO Air Dive Settings USE UP AND DOWN BUTTONS TO TOGGLE BETWEEN DIVE SETTINGS 44 EA NOTE Some settings cannot be changed until five 5 minutes has elapsed after the dive 5 7 1 Setting the depth alarm SUUNTO SUUNTO ADJUST WITH UP AND DOWN BUTTONS ACCEPT WITH SELECT BUTTON The depth alarm is factory set to 30 m 100 ft but you can adjust it according to your personal preference or switch it off altogether The
52. n mode Activate backlight in DIVE mode MODE Long Activate backlight in other modes Activate stopwatch in DIVE mode SELECT Short Select a submode Select and accept settings Select stopwatch to stop or start in DIVE mode SELECT Activate compass in TIME and DIVE modes 20 Toggle between alternative displays Change submode Increase values Activate gas switching in NITROX mode Toggle between alternative displays Change submode Decrease values Enter Setting mode 21 4 GETTING STARTED To get the most out of your Suunto Vyper Air use some time to personalize it and really make it YOUR computer Set the correct time and date as well as the alarms and tones unit and backlight settings Then calibrate and test the compass function If you are going to use the optional wireless pressure transmitter install it and enable the pressure transmission in the Suunto Vyper s settings then test the pressure transmission Suunto Vyper Air is a very user friendly dive computer and you will quickly become familiar with its functions Make absolutely sure that you know your computer and have it set up as you want it BEFORE getting into the water 4 1 TIME mode settings The first thing to do with your Suunto Vyper Air is to modify the TIME mode settings the time alarm date units backlight and tones EA NOTE The display is illuminated by holding down the MODE button for more than 2 seconds 22 The figure below sh
53. nation and Timeout in the COMPASS mode SUUNTO SUUNTO SUUNTO SUUNTO 1 Compass Settings Calibration Because of changes in the surrounding magnetic field the Suunto Vyper Air electronic compass occasionally needs to be re calibrated During the calibration process the compass adjusts itself to the surrounding magnetic field and to tilting As a basic rule you should calibrate the compass whenever it does not seem to operate properly or after replacing the dive computer s battery 30 First the compass is level calibrated and after a successful level calibration the com pass is tilt calibrated The tilt calibration compensates for tilting the compass in any direction in angles of up to 45 Strong electromagnetic fields such as power lines stereo speakers and magnets can affect the compass calibration Therefore it is advisable to calibrate the compass if your Suunto Vyper Air has been exposed to these fields EA NOTE When traveling overseas it is recommended that you recalibrate the compass at the new location before using it EA NOTE Remember to hold the Suunto Vyper Air level during the level calibration process A deviation of 5 is allowed in any direction from the horizontal plane during level calibration 31 To calibrate the compass SUUNTO SUUNTO SUUNTO HOLD THE DEVICE LEVEL AND SLOWLY ROTATE 360 SUUNTO HOLD THE DEVICE STILL AND SLOWLY MEO VERTICALLY If the calibration fails
54. ng Suunto with wireless transmission always ensure that each diver is using a different code before Starting the dive Reset the transmitter s code manually see Section 5 7 11 Setting the HP code After this the transmitter selects a new code The Suunto Vyper Air must be in cd mode to pair on the new code This procedure can be used if for example your dive buddy has the same code and you need to change it EA 42 NOTE In order to save battery energy the transmitter enters power saving mode with slower data transmission rate if the tank pres sure remains unchanged for more than five 5 minutes The transmitter continues transmitting with the saved code when any pressure change is measured 5 6 3 Transmitting data After the pairing procedure the Suunto Vyper Air will receive cylinder pressure data from the transmitter The pressure is displayed in either bars or psi depending on the unit selected Any time the Suunto Vyper Air receives an appropriate signal the wireless transmitter indicator is displayed in the lower left corner Table 5 4 Pressure transmission related displays Display indication OOOO O Cd Set Code No code stored Suunto Vyper Air ready for pairing with transmitter Pressure reading over 360 bar 5220 psi Bo FAIL Pressure reading has not been updated for more than one minute C The latest valid pressure reading is displayed intermittently After five minutes FAIL is displayed inter
55. nsmitter When there is no stored code the Suunto Vyper Air displays cd and receives data with lowered sensitivity from a very short distance only By taking the Suunto Vyper Air unit close to the transmitter it will store the received code and start receiving with full sensitivity and display data received with this code only The code is stored until you reset it manually EA NOTE The pairing procedure only needs to performed once before the first use and you do not need to repair it To pair the transmitter and the Suunto Vyper Air dive computer 41 Ensure that the transmitter is properly attached to the regulator s HP port and that the regulator is properly attached to the cylinder Ensure that the Suunto Vyper Air is turned on and that the wireless integration is enabled in the Suunto Vyper Air settings HP set ON refer to Section 5 7 11 Setting the HP code The Vyper Air should display cd in the lower left corner of the alternative display Slowly open the cylinder valve fully and pressurize the system The transmitter starts transmitting when the pressure exceeds 15 bar 300 psi Take the Suunto Vyper Air unit close to the transmitter The unit will then quickly display the selected code number and then start displaying the transmitted cylinder pressure The wireless transmitter indicator flash symbol is displayed every time the Suunto Vyper Air receives a valid signal WARNING If there are several divers usi
56. on To get the most from the RGBM safety benefits refer to Section 10 2 RGBM 5 2 Emergency ascents In the unlikely event that the dive computer malfunctions during a dive follow the emergency procedures provided by your certified dive training agency or alternatively follow these steps 1 Assess the situation calmly and then move promptly to less than 18 m 60 ft 2 At 18 m 60 ft slow down your ascent rate to 10 m 33 ft per minute and move to a depth between 3 and 6 m 10 and 20 ft 3 Stay there for as long as your air supply will safely allow After reaching the sur face do not dive for at least 24 hours 35 5 3 Dive computer limitations While the dive computer is based on current decompression research and technology you must realize that the computer cannot monitor the actual physiological functions of an individual diver All decompression schedules currently known to the authors including the U S Navy Tables are based on theoretical mathematical models which are intended to serve as a guide to reduce the probability of decompression illness 5 4 Audible and visual alarms The dive computer has audible and visual alarms that advise when important limits are approached or that prompt you to acknowledge preset alarms The table below describes the different alarms and their meanings The visual information on the dive computer display is shown during the alarm breaks in order to save battery Table 5 1 Audible
57. on OLF ccce eee E eee EE rE T 77 6 2 4 Gas change and multiple breathing gas mixes ee cena ee 77 6 3 Diving in the GAUGE mode DIVE Gauge ceceeene eee ee eee ees 78 AFTER DIVING cortas ienaneanrectisedeasddasanatoad rca citroen 80 TAG gt urtace internal oneen tinta 80 Bs A nce neetenlancuns lane N INSAS 81 7 3 Repetitive dive planning 0 cece cece ese cece eens eee eeeeseesenesaeees 82 TALE ater CVI o E 82 Vos PLAN MOS rra Aa 83 7 5 1 DIVE PLANNING mode PLAN NoDec 000ccseeeeeeeeeeees 84 7 5 2 Simulation Mode PLAN Simulator ooooococooococccncnncnncnoo 86 TO SMEMORY OCC ls piiad 87 7 6 1 Dive logbook MEM Logbook 0cccceee eee eee eee rn 88 7 6 2 Dive history MEM History cee eee ce cece cence eee eeeeeeeeeaes 90 7 7 Suunto DM4 with Movescount 0 cece ccc eee eee eee e eee ada 91 720 IMOVESCOUNE scaricare 93 8 CARE AND MAINTENANCE OF MY SUUNTO DIVING COMPUTER 94 9 BALTERREPEACEMENT coartada deca 97 dls Datel lesionar aa caacmssne nancies een sacsdtun dete AA E N 97 J2 Regured tools 2 kc Sande Sees ds Soweto e dae nace 98 9 3 Replacing the Date Vii cea 98 9 4 Wireless transmitter battery replacement 00 cece cece eee eens 102 9 41 Transmitter battery Kris 102 94 2 ROQUES A Sa aa ea 103 9 4 3 Replacing the transmitter battery 0 ccc ccc eee eee ee
58. onality of your Suunto Vyper Air With the DM4 software you can download dive data from your dive computer to your laptop After that you can view and organize all the data recorded with your Suunto Vyper Air You can plan dives with Suunto Dive Planner print copies of your dive profiles and also upload your dive logs to share with your friends at http www movescount com see Section 7 8 Movescount You can always download the latest version of the DM4 from http www suunto com Please check for updates regularly as new features are constantly being developed The following data is transferred from your dive computer to your laptop optional cable required 91 depth profile of the dive dive time preceding surface interval time dive number dive start time year month day and time dive computer settings oxygen percentage settings and maximum OLF in the NITROX mode tissue calculation data real time water temperature tank pressure data if enabled additional dive information for example SLOW and Mandatory Safety Stop viola tions Diver Attention Symbol Bookmark Surfaced Mark Decompression Stop Mark and Ceiling Error Mark dive computer serial number personal information 30 characters By using the DM4 you are able to enter setup options such as 92 input a personal 30 character field into the Suunto instrument reset the Scuba History s maximum depth to zero reset all Free Dive History manually a
59. oococccocccccncocono ranas 50 5 7 10 Setting the tank pressure occccocococccococccncncnnncnnnn ranas 51 9 1211 SEUNG me HP COJE Aca tartot almeria cae 51 5 8 Activation and pre CheckS cece cee ccc cece eee cnn nn 52 5 6 Is ACCESSING DIVE Modo acia 52 90 2 DIVE MOdG ACIIVALON cala recon vineawe leven pamieneeceniieseaous 52 5 8 3 Battery power indication ccc cece cece cence eee eseeseneeeeneeenes 54 ODIA abade a ode 55 56 5 Personal aqu IM Sica Aa aie 56 ASA eS o OO ae ined adalat sate 59 5 9 1 Recommended Safety Stops 0 cc cece cece eeeeeeeeeeeeeeeaees 59 5 9 2 Mandatory Safety StOpS cima aa 60 S10 SIODS A O Wee eee ae Se pe 61 BDI ING 2 aer E AT Sean A 62 6 1 Diving in the AIR mode DIVE Air ccc cece cece eee e ee nee eee eee eens 62 Bloc Basic dve dala cotton idt 63 A A O et 64 6 1 3 Tank pressure data ccc ccc ec eee cee eee eee e eens eeeeneseeeennsanes 65 6 1 4 Ascent rate indicator ccc ccc cece cece ee tee seen seneeenenteneeenes 67 eT iS Salely SIO see OPA ose eae coe a Rosati wom ew oe tender ae ease oe 68 6 1 6 Decompression dives 6c cece ccc cece cece eee e cnn 68 6 2 Diving in NITROX mode DIVE Nitrox 0 cece cece eee eee e eee eee es 74 6 2 1 Before diving in the NITROX mode cc cece eee eee e seen eens 74 6 2 2 OXY GEM displays ssn A tiem ee eames ae cee 75 6 2 3 Oxygen limit fracti
60. or below the ceiling If you continue to violate the decompression the dive computer will go into a permanent Error Mode In this mode the instrument can only be used as a depth gauge and timer You must not dive again for at least 48 hours refer to Section 5 5 Error conditions 73 6 2 Diving in NITROX mode DIVE Nitrox The NITROX mode DIVE Nitrox is the second dive mode available in Suunto Vyper Air and is used when using oxygen enriched gas mixtures 6 2 1 Before diving in the NITROX mode If set to the NITROX mode the correct oxygen percentage of the gas in your cylinder must always be entered into the computer to ensure correct nitrogen and oxygen calculations The dive computer adjusts its mathematical nitrogen and oxygen calcu lation models accordingly The dive computer will not accept fractional percentage values of oxygen concentration Do not round up fractional percentages For example 31 8 oxygen should be entered as 31 Rounding up will cause nitrogen percentages to be understated and will affect decompression calculations If you want to adjust the computer to provide more conservative calculations use the personal adjustment feature to affect decompression calculations or reduce the PO setting to affect oxygen exposure according to the entered O2 and PO values Calculations based on nitrox use result in longer no decompression times and shallower maximum depths than diving with air As a safety precaution the
61. otal length of the Mandatory Safety Stop time depends on the seri ousness of the ascent rate violation SUUNTO WHEN CEILING AND STOP ARE DISPLAYED MAKE A ONE MINUTE MANDATORY SAFETY STOP IN THE DEPTH ZONE BETWEEN 6 MAND 3 M 60 You must not ascend shallower than 3 m 10 ft with the Mandatory Safety Stop warning on If you ascend above the Mandatory Safety Stop ceiling a downward pointing arrow will appear and a continuous beeping starts You should immediately descend to or below the Mandatory Safety Stop ceiling depth If you correct this situation at any time during the dive there are no effects on the decompression calculations for future dives a SUUNTO WHEN CEILING AND STOP ARE DISPLAYED IMMEDIATELY WITHIN 3 MINUTES DESCEND TO OR BELOW CEILING If you continue to violate the Mandatory Safety Stop the tissue calculation model is affected and the dive computer shortens the available no decompression time for your next dive In this situation it is recommended that you prolong your surface interval time before your next dive 5 10 Deep stops Deep stops are safety stops that occur deeper than traditional stops with the purpose of minimizing microbubble formation and excitation The Suunto RGBM model calculates deep stops iteratively placing the first stop about halfway between the maximum depth and the ceiling depth After the first Deep stop is completed another Deep stop will be prompted halfway to the ce
62. ows how to enter the TIME Settings menu SUUNTO SUUNTO SUUNTO SUUNTO SUUNTO USE UP AND DOWN BUTTONS TO TOGGLE BETWEEN ALARM TIME DATE UNITS BACKLIGHT AND TONES 4 1 1 Setting the alarm The dive computer has a daily alarm function When the daily alarm activates the screen blinks and the alarm sounds for 60 seconds Press any button to stop the alarm SUUNTO SUUNTO SUUNTO ADJUST WITH UP AND DOWN BUTTONS ACCEPT WITH SELECT BUTTON 23 4 1 2 Setting the time In the Time setting mode you are able to set the hour minute and second as well as choose between a 12 and 24 hour display a a SUUNTO SUUNTO ADJUST WITH UP AND DOWN BUTTONS ACCEPT WITH SELECT BUTTON 4 1 3 Setting the date In the Date setting mode you are able to set the year month and day The day of the week is automatically calculated in accordance with the date In metric units the date is presented as DD MM and in imperial units as MM DD SUUNTO SUUNTO ADJUST WITH UP AND DOWN BUTTONS ACCEPT WITH SELECT BUTTON 24 4 1 4 Setting the units In the Units setting mode you are able to choose whether the units are displayed in either the metric or imperial system meters feet Celsius Fahrenheit and so on a SUUNTO SUUNTO ADJUST WITH UP AND gt 0 a DOWN BUTTONS ACCEPT WITH SELECT BUTTON 4 1 5 Setting the backlight In the Backlight setting mode you are able to turn the backlight ON or OFF and
63. r ambient pressure As a result the allowed no decompression stop limits are considerably reduced 10 3 Oxygen exposure The oxygen exposure calculations are based on currently accepted exposure time limit tables and principles In addition to this the dive computer uses several methods to conservatively estimate the oxygen exposure For example e The displayed oxygen exposure calculations are raised to the next higher percent age value e The CNS limits up to1 6 bar are based on 1991 NOAA Diving Manual limits e The OTU monitoring is based on the long term daily tolerance level and the recovery rate is reduced Oxygen related information displayed by the dive computer is also designed to ensure that all warnings and displays occur at the appropriate phases of a dive For example the following information will be shown before and during a dive when the computer is set in NITROX mode 113 e The selected O2 on the alternative display e OLF alternative display for either CNS or OTU whichever is larger e Audible alarms are given and the OLF value starts to blink when the 80 and 100 limits are exceeded e Audible alarms are given and the actual PO value blinks when it exceeds the preset limit e In dive planning the maximum depth according to the O and maximum PO selected 114 11 INTELLECTUAL PROPERTY 11 1 Trademark Suunto is a registered trademark of Suunto Oy 11 2 Copyright Suunto Oy 08 2011 All rights r
64. r entering values for Mix1 you can enable disable and set an additional gas mix Mix2 SUUNTO SUUNTO ADJUST WITH ADJUST WITH UP AND DOWN nee UP AND DOWN BUTTONS py lO BUTTONS ACCEPT WITH on tl ACCEPT WITH SELECT BUTTON SELECT BUTTON EA NOTE If MIX2 is set ON settings for all mixes are stored until changed If MIX2 has an oxygen content of 22 or greater settings for all mixes are stored until changed 5 7 4 Setting the personal altitude adjustments The current Altitude and Personal Adjustment settings are displayed in the startup screen when entering the DIVE mode If the mode does not match the altitude or personal conditions refer to Section 5 8 4 Diving at altitude and Section 5 8 5 Per sonal adjustments it is imperative that you enter the correct selection before diving Use Altitude Adjustment to select the correct altitude and use Personal Adjustment to add an extra level of conservatism 47 SUUNTO SUUNTO Personal m Berea fee cee ADJUST WITH UP AND ES heuge DOWN BUTTONS ACCEPT WITH SELECT BUTTON 5 7 5 Setting the sample rate The Sample Rate setting controls how often the depth tank pressure if enabled and water temperature is stored in the memory You can set the dive profile sample rate to 1 10 20 30 or 60 seconds The factory default setting is 20 seconds SUUNTO SUUNTO ADJUST WITH UP AND DOWN BUTTONS ACCEPT WITH SELECT BUTTON 5 7 6 Setting the Saf
65. r use the dive computer in pressurized air WATER RESISTANCE INSPECTION The water resistance of the unit must be checked after replacing the battery or after other service operations The check requires special equipment and training You must frequently check the transparent battery compartment cover and the display for any sign of leaks If you find moisture inside your dive computer there is aleak A leak must be corrected without delay as moisture will seriously damage the unit even beyond repair SUUNTO does not take any responsibility for damage caused by moisture in the dive computer unless the instructions of this manual are carefully followed In the event of a leak immediately take the dive computer to an authorized SUUNTO dealer or distributor FAQs For more information on service please refer to FAQs on www suunto com 96 9 BATTERY REPLACEMENT EA NOTE It is advisable to contact an authorized Suunto representative for battery replacement It is imperative that the change is made in a proper manner to avoid any leakage of water into the battery compartment or computer A CAUTION When the battery is changed all nitrogen and oxygen uptake data is lost Therefore the no fly time shown by the computer should have reached zero or you must wait for 48 hours or preferably up to 100 hours before you dive again All history and profile data as well as the altitude personal and alarm settings will remain in the dive computer
66. rning how to use your COMPASS 0 cece cee cece eee cnn 27 4 3 1 Compass display lei arte tadas 28 4 3 2 Locking a bearing inscrita rare iadn Cria 29 43 9 COMPASS SCHING S erioa rain N to no deer ade 30 BEFORE DIVINE 34 5 1 The Suunto RGBM Deep Stop Algorithm oococooocccccccccnnccnnnoo 34 T2 EMmergeneoy ASCEMES ts rales E E Oroseraene nonce 35 5 3 Dive COMPUTER IMMITAVONS riada 36 5 4 Audible and visual alarms 0c cece cece cece eee n rn 36 5 9 EFIOl CONGHIONS ros a E REO Es 39 AS A ccicocan at reep o ra a a A RE E 40 5 6 1 Installing the wireless transmitter oocococccoococnccconccnncnnnoo 40 5 6 2 Pairing and code selection ciar de ES 41 56 3 Transmitting data sii id 43 Dl DIVEMode SUNOS sesos 44 5 7 1 Setting the depth alarm 0 cece ccc cece cece eee eee ee eeeeeeseeeeenes 45 5 7 2 Setting the dive time alarm ccc cece cece eect e ence eee e ee ee eens 45 5 7 3 Setting the nitrox values oocoocccocccccccncococncnnc narran 46 5 7 4 Setting the personal altitude adjustments c cece eee eee eens 47 5 7 5 Setting the sample rate ccc cece cece cece ee eee ee eeeeeeeeeeeenas 48 5 7 6 Setting the Safety Stops deep Stops ccc cece cece e eee e eens 48 5 7 7 Setting the RGBM values ERAAI NEAR k 49 97 0 SWNG De UNMIS ce pads ua cnet ae rasa 50 5 7 9 Setting the tank pressure alarM oco
67. ror mode results from omitted decompression for example when you stay above the ceiling for more than three minutes During this three minute period the Er warning is shown and the audible alarm beeps After this the dive computer enters a permanent Error mode The instrument will continue to function normally if you descend below the ceiling within this three minute period 39 When the dive computer is in the permanent Error mode only the Er warning is shown in the center window The dive computer does not show times for ascent or stops However all the other displays function as before to provide information for ascent You must immediately ascend to a depth of 3 to 6 m 10 to 20 ft and remain at this depth until air supply limitations require you to surface After surfacing you should not dive for a minimum of 48 hours During the permanent Error mode the Er text is displayed in the center window and the planning mode is disabled 5 6 Wireless transmission The Vyper Air can be used together with an optional wireless cylinder pressure transmitter that easily attaches to the high pressure port of the regulator By using the transmitter you can benefit from receiving cylinder pressure and remaining air time data direct to your wrist In order to use the transmitter the wireless integration needs to be enabled in your Suunto Vyper Air s settings To enable or disable the wireless integration refer to Section 5 7 10 Setting the tank pre
68. several times in a row it is possible that you are in an area with sources of magnetism such as large metal objects power lines or electric appliances Move to another location and try to calibrate the compass again If the calibration continues to fail contact an authorized Suunto service center Declination You can compensate for the difference between true north and magnetic north by adjusting the compass declination The declination can be found for example from sea charts or topographic maps of the local area 32 SUUNTO SUUNTO ADJUST WITH UP AND DOWN BUTTONS ACCEPT WITH SELECT BUTTON Time out You can set the compass time out to 1 3 or 5 minutes After the set time has passed from the latest button press the dive computer returns to the TIME or DIVE mode from the COMPASS mode SUUNTO SUUNTO ADJUST WITH UP AND DOWN BUTTONS ACCEPT WITH SELECT BUTTON You can exit the COMPASS mode also by long pressing the SELECT button 33 5 BEFORE DIVING Do not attempt to use the dive computer without reading this user s guide in its entirety including all the warnings Make sure that you fully understand the use displays and limitations of the instrument If you have any questions about the manual or the dive computer contact your SUUNTO dealer before diving with the dive computer Always remember that YOU ARE RESPONSIBLE FOR YOUR OWN SAFETY When used properly Suunto Vyper Air is an outstanding tool for assistin
69. ssure 5 6 1 Installing the wireless transmitter When purchasing the Suunto Vyper Air we strongly recommend that you have your Suunto representative attach the transmitter to the first stage of your regulator However if you decide to attach it yourself do the following 1 Remove the high pressure HP port plug on the first stage of your regulator using an appropriate tool 40 2 Thread the high pressure transmitter of the Suunto Vyper Air into the HP port of your regulator with your fingers DO NOT OVERTIGHTEN Maximum torque is 6 Nm 4 4 Ibsft or 53 Ibsin The seal is based on a static O ring not force 3 Attach the regulator to the scuba cylinder and slowly open the valve Check for leaks by submerging the regulator first stage in water If leaks are detected check the condition of the O ring and sealing surfaces 5 6 2 Pairing and code selection In order to receive wireless data the transmitter and the Suunto Vyper Air need to be paired During the pairing procedure the dive computer locks on the code that the transmitter has The transmitter is activated when the pressure exceeds 15 bar 300 psi and it then starts sending pressure data together with a code number During the pairing procedure the Suunto dive computerSuunto Vyper Air stores the code number and starts display ing pressure values that are received with that code This coding procedure prevents data mix up from other divers also using a Suunto Vyper Air tra
70. stop dive the shallowest depth to which a diver may ascend based on computed nitrogen load Toxicity caused by oxygen Can cause a variety of neurological symptoms The most important of which is an epileptic like convulsion which can cause a diver to drown Abbreviation for central nervous system toxicity Central nervous system toxicity limit fraction Also note Oxygen Limit Fraction See Tissue group Abbreviation for Divers Alert Network Abbreviation for decompression illness Suunto DM4 with Movescount a software for managing your dives Time spent at a decompression stop or range before surfacing to allow absorbed nitrogen to escape naturally from tissues On a decompression stop dive the depth range between the floor and the ceiling within which a diver must stop for some time during ascent Decompression illness Dive series Dive time EAD EAN Enriched air nitrox Equivalent air depth Floor Half time MOD Any of a variety of maladies resulting either directly or indirectly from the formation of nitrogen bubbles in tissues or body fluids as a result of inad equately controlled decompression Commonly called the bends or DCI A group of repetitive dives between which the dive computer indicates some nitrogen loading is present When nitrogen loading reaches zero the dive computer deactivates Elapsed time between leaving the surface to descend and returning to the surface at the end of a dive
71. though the battery has enough ca pacity In this case the warning usually disappears when the DIVE mode is activated again 108 10 2 RGBM The Suunto Reduced Gradient Bubble Model RGBM is a modern algorithm for pre dicting both dissolved and free gas in the tissues and blood of divers It was developed in co operation between Suunto and Bruce R Wienke BSc MSc PhD It is based on both laboratory experiments and diving data including data from DAN It is a significant advance on the classical Haldane models which do not predict free gas microbubbles The advantage of Suunto RGBM is additional safety through its ability to adapt to a wide variety of situations Suunto RGBM addresses a number of diving circumstances outside the range of dissolved gas only models by e Monitoring continuous multiday diving e Computing closely spaced repetitive diving e Reacting to a dive deeper than the previous dive e Adapting to rapid ascents which produce high microbubble silent bubble build up e Incorporating consistency with real physical laws for gas kinetics 10 2 1 Suunto RGBM adaptive decompression The Suunto RGBM algorithm adapts its predictions of both the effects of microbubble build up and adverse dive profiles in the current dive series It also changes these calculations according to the personal adjustment you select The pattern and speed of decompression at the surface is adjusted according to mi crobubble influence
72. time between surfacing from a dive and beginning a descent for the subsequent repetitive dive Theoretical concept used to model bodily tissues for the construction of decompression tables or calculations Abbreviation for Undersea and Hyperbaric Medical Society Another form of oxygen toxicity which is caused by prolonged exposure to high oxygen partial pressures The most common symptoms are irrita tion in the lungs a burning sensation in the chest coughing and reduction of the vital capacity Also called Pulmonary Oxygen Toxicity See also OTU 123 G SUUNTO HELP DESK Global 358 2 284 1160 USA toll free 1 800 543 9124 Canada toll free 1 800 267 7506 www suunto com SUUNTO Copyright e Suunto Oy 09 2008 10 2008 11 2008 08 2011 Suunto is a registered trademark of Suunto Oy All Rights reserved
73. tions by R W Hamilton PhD and currently accepted exposure time limit tables and prin ciples Battery One 3 V lithium battery CR 2450 Battery storage time shelf life Up to three years Replacement Every three years or more often depending on dive activity Life expectancy at 20 C 68 F e Odives year gt 3 years e 100 dives year gt 1 5 years e 300 dives year gt 1 year 107 Transmitter One 3V lithium battery 1 2AA K5546 and O ring 2 00 mm x 2 00 mm K5538 Battery storage time shelf life Up to three years Replacement Every two years or more often depending on dive activity Life expectancy at 20 C 68 F e Odives year gt 3 years e 100 dives year gt 2 years e 400 dives year gt 1 year The following conditions have an effect on the expected battery lifetime The length of the dives The conditions in which the unit is operated and stored for example temperat ure cold conditions Below 10 C 50 F the expected battery lifetime is about 50 75 of that at 20 C 68 F The use of the backlight and audible alarms The use of the compass The quality of the battery Some lithium batteries may exhaust unexpectedly which cannot be tested in advance The time the dive computer has been stored until it gets to the customer The battery is installed in the unit at the factory EA NOTE Low temperature or an internal oxidation of the battery may activ ate the battery warning even
74. titude Mode m 9 6 205 97 181 133 86 7 54 108 69 46 65 47 47 32 34 24 17 12 15 18 21 24 27 30 33 36 39 42 45 ibi O N WO O 2 2 0 1 1 7 9 2 7 3 0 7 5 3 1 1 1 8 5 a 111 Table 10 2 No decompression time limits for various depths ft No decompression time limits mins for various depths ft for the first dive of a series Depth Personal Mode Altitude Mode ft PO AO PO A1 PO A2 P1 A0 P1 A1 P1 A2 P2 A0 P2 A1 P2 A2 30 199 144 93 176 130 82 156 117 73 40 120 74 52 103 67 48 61 50 69 50 33 63 45 30 57 41 60 0 33 23 46 31 70 6 25 33 23 80 28 18 26 17 90 21 19 7 2 0 100 110 13 11 10 15 9 5 3 1 1 120 1 130 8 140 6 150 5 112 10 2 3 Altitude diving The atmospheric pressure is lower at high altitudes than at sea level After traveling to a higher altitude you will have additional nitrogen in your body compared to the equilibrium situation at the original altitude This additional nitrogen is released gradually over time and equilibrium is restored It is recommended that you acclimatize to a new altitude by waiting at least three hours before making a dive Before high altitude diving the instrument must be set to the Altitude Adjustment mode to adjust the calculations for the new altitude The maximum partial pressures of nitro gen allowed by the mathematical model of the dive computer are reduced according to the lowe
75. ts for various depths m and Table 10 2 No decompression time limits for various depths ft Table 5 6 Personal Adjustment settings Personal adjust Condition Desired tables ment value POO Ideal conditions Default 57 Personal adjust Condition Desired tables ment value Some risk factors or conditions Progressively more conservative exist P2 Several risk factors or condi tions exist The Suunto Vyper Air also allows experienced divers who are willing to accept a greater level of risk to adjust the RGBM model The default setting is 100 which gives full RGBM effect Suunto strongly advises you to use full RGBM effect Statistic ally very experienced divers have less incidents with DCI The reason for this is un known but it is possible that some level of physiological and or psychological accom modation can take place when you are very experienced as a diver Thus for certain divers and diving conditions it may be desirable to set attenuated 50 RGBM mode for more information refer to Table 5 7 RGBM model settings Table 5 7 RGBM model settings RGBM setting Desired Tables Effect 8 100 Standard Suunto RGBM Full RGBM effects model Default Attenuated RGBM model Smaller RGBM effects higher risk 58 5 9 Safety Stops Safety Stops are widely considered good diving practice for recreational diving and are an integral part of most dive tables The reasons for performing a Safety Stop in
76. tter Pull off the transmitter cover Carefully remove the O ring Be careful not to damage the sealing surfaces Carefully remove the battery Do not touch the electrical contacts or the circuit board Check for any traces of leakage or for any other damage If there is a leak or any other damage take the transmitter to an authorized Suunto representative or distributor for checking and repair Check the condition of the O ring A defective O ring may indicate sealing or other problems Dispose of the old O ring even if it seems to be in good condition Check that the O ring groove and the sealing surface of the cover are clean Clean them with a soft cloth if necessary Gently insert the new battery into the battery compartment Check the polarity of the battery The mark should point toward the top of the compartment and the mark towards the bottom EA NOTE It is imperative that you wait at least 30 seconds before re installing the transmitter battery 103 When the battery is re installed the transmitter sends an overpressure signal on code 12 for 10 seconds after which it goes to normal operation and shuts down after five 5 minutes 9 Check that the new lubricated O ring is in good condition Put it in the right position in the O ring groove Be very careful not to get any dirt on the O ring or its sealing surfaces 10 Carefully put the transmitter cover into place Note that the cover will only fit in on
77. ugh it may be difficult to maintain a constant depth near the surface In such cases it is more manageable to maintain an additional distance below the ceiling to ensure that the waves do not lift you above the ceiling Suunto recom mends that decompression takes place deeper than 4 m 13 ft even if the indicated ceiling is shallower 70 EA NOTE It will take more time and more air to decompress below the ceiling than at the ceiling WARNING NEVER ASCEND ABOVE THE CEILING You must not ascend above the ceiling during your decompression In order to avoid doing so by accident you should stay somewhat below the ceiling Display below the floor The blinking ASC TIME sign and an upward pointing arrow indicate that you are below the floor You should start your ascent immediately The ceiling depth is shown on the left side and the minimum total ascent time on the right side of the center window Below is an example of a decompression dive without Deep Stops below the floor SUUNTO UPWARD POINTING ARROW BLINKING ASC TIME AND AN ALARM TELL YOU TO ASCEND MINIMUM TOTAL ASCENT TIME INCLUDING MANDATORY SAFETY STOP IS 15 MINUTES CEILING IS AT 3 M Display above the floor When you ascend above the floor the ASC TIME sign stops blinking and the upward pointing arrow disappears Below is an example of a decompression dive above the floor 71 a SUUNTO UPWARD POINTING ARROW HAS DISAPPEARED AND ASC TIME LABEL HAS STOPPED BLINK
78. ve time has been ex button is pressed ceeded Dive time blinks for one minute Continuous beep series for 24 seconds or until any Preset alarm time is reached button is pressed Current time blinks for one minute Table 5 3 Oxygen alarms in NITROX mode Continuous beeps for 3 Set oxygen partial pressure limit is exceeded The al minutes and activated back ternative display is replaced with a current blinking light PO value You should immediately ascend above the PO depth limit OLF value reaches 80 The OLF value will start to blink OLF value reaches 100 The OLF value will blink EA NOTE When the backlight is turned OFF it does not illuminate when an alarm is activated WARNING WHEN THE OXYGEN LIMIT FRACTION INDICATES THAT THE MAXIMUM LIMIT IS REACHED YOU MUST IMMEDIATELY TAKE ACTION TO REDUCE OXYGEN EXPOSURE Failure to take action to reduce oxygen exposure after the warning is given can rapidly increase the risk of oxygen toxicity injury or death 5 5 Error conditions The dive computer has warning indicators that alert you to react to certain situations that would significantly increase the risk of DCI If you do not respond to its warnings the dive computer will enter an Error mode indicating that the risk of DCI has greatly increased If you understand the dive computer and operate it sensibly it is very unlikely you will ever put the instrument into the Error mode Omitted decompression The Er
79. wever is fixed and cannot be changed You cannot ac knowledge this alarm SUUNTO SUUNTO 1 TankAlarm OF or IO O See O S ADJUST WITH UP AND DOWN BUTTONS ACCEPT WITH SELECT BUTTON 5 7 10 Setting the tank pressure The wireless transmission can be set ON or OFF depending whether the optional wireless pressure transmitter is used or not No cylinder pressure related data is shown nor data reception made when this selection is OFF SUUNTO SUUNTO ADJUST WITH UP AND DOWN BUTTONS ACCEPT WITH SELECT BUTTON 5 7 11 Setting the HP code The HP Code setting allows you to verify the selected code and to erase the stored code It also enables re pairing if necessary SUUNTO SUUNTO 1 TankPress gt O IO SELECT TANK Ol IO ADJUST WITH UP AND PRESSURE ON DOWN BUTTONS ACCEPT l WITH SELECT BUTTON Ei irr MA Clear AA AA MAD TED 51 5 8 Activation and pre checks This section describes how to activate the DIVE mode and explains the pre checks that it is highly recommended you perform before you get into the water 5 8 1 Accessing DIVE mode The Suunto Vyper Air has three diving modes AIR mode for diving with standard air only NITROX mode for diving with oxygen enriched mixtures and GAUGE mode for use as a bottom timer and for freediving The OFF mode disables the DIVE mode and allows the TIME mode to be used un derwater The chosen dive mode is displayed w
80. x number O and PO for the mixes are shown when scrolling If the set PO limit is exceeded it will be shown with the PO value blinking The dive computer does not allow you to change to a gas whose set PO is exceeded In such a case the mix is shown but cannot be selected EA NOTE If no button is pressed in 15 seconds the dive computer will go back to the dive display without changing the gas mix Upon as cent the computer prompts you to change gas when the PO level you have set for the next mix allows a gas change The prompt is an audible 3 beeps and the current Omix starts to blink 6 3 Diving in the GAUGE mode DIVE Gauge If set to the GAUGE mode the dive computer can be used as a bottom timer In the GAUGE mode the total dive time is always displayed in minutes in the lower right corner In addition a Dive Timer in the center window displays time in minutes and seconds The center window Dive Timer is activated at the start of the dive and it can be reset during the dive and used as a stopwatch by pressing the SELECT button 78 SUUNTO SUUNTO SUUNTO SUUNTO BY PRESSING THE SELECT BUTTON DURING A DIVE A BOOKMARK IS WRITTEN IN THE PROFILE MEMORY THE DIVE TIMER IS RESET AND THE PREVIOUSLY TIMED INTERVAL IS DISPLAYED BELOW Tank pressure if enabled is also displayed during the dive EA NOTE The GAUGE mode does not provide decompression information EA NOTE There is no ascent rate monitoring in the GAUGE mode E
81. xicity injury or death Suunto also recommends that you receive training in Free diving techniques and physiology before conducting breath hold dives No dive computer can replace the need for proper dive training Insufficient or improper training may cause a diver to commit errors that may lead to serious injury or death If there are several divers using the dive computer with wireless transmission always ensure that each diver is using a different code before starting the dive WARNING WARNING WARNING NOTE Using the Suunto Dive Planner software is not a substitute for proper dive training Diving with mixed gases has dangers that are not familiar to divers diving with air To dive with trimix triox heliox and nitrox or all of them divers must have specialized training for the type of diving they are doing Always use realistic SAC rates and conservative turn pressures during dive planning Overly optimistic or erroneous gas planning can result in the exhaustion of breathing gas during decompres sion or in a cave or a wreck ENSURE THE WATER RESISTANCE OF THE DEVICE Moisture inside the device or battery compartment will seriously damage the unit Only an authorized SUUNTO dealer or distributor should do service activities It is not possible to change between AIR NITROX and GAUGE modes before the instrument has counted down the no fly time There are however exceptions to this You can change from AIR to NITROX mod
82. y Stop is prompted after every dive to over 10 m 6 1 6 Decompression dives When your NO DEC TIME becomes zero your dive changes into a decompression dive Therefore you must perform one or more decompression stops on your way to the surface The NO DEC TIME on your display will be replaced by an ASC TIME and a CEILING notation will appear An upward pointing arrow will also prompt you to start your ascent If you exceed the no decompression limits on a dive the dive computer will provide the decompression information required for ascent After this the instrument will continue to provide subsequent interval and repetitive dive information Rather than requiring you to make stops at fixed depths the dive computer lets you decompress within a range of depths continuous decompression The ascent time ASC TIME is the minimum amount of time needed to reach the surface in a decompression dive It includes 68 e the time needed at the deep stop e 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 ascend e the time needed at the ceiling e the time needed at the Mandatory Safety Stop if any e the time needed to reach the surface after the mandatory decompression dives have been completed E4 NOTE WARNING In addition there may also be Mandatory Safety Stops which are not displayed in ASC TIME YOUR ACTUAL ASCENT TIME MAY BE LONGER T

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