Suunto HELO2 manual Diving-related information, Basic dive data

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6. DIVING

This section contains instructions on how to operate the dive computer and interpret its displays. You’ll find that this dive computer is easy to use and read. Each display shows only the data relevant to that specific diving mode.

6.1. Diving-related information

In this section, we look at how to make the most of the dive computer when diving with gas mixes. To activate MIXED GAS DIVE mode, please see Section 5.10.1. Accessing DIVE mode.

DIVE HAS JUST BEGUN AND

AVAILABLE NO-DECOMPRESSION

TIME IS OVER 199 MINUTES SO NO

VALUE IS DISPLAYED.

NOTE

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 instrument will go into the DIVE mode automatically. However, it is recommended that you activate the Surface mode manually before entering the water in order to perform the necessary dive pre-checks.

The default fields shown on your dive computer in diving mode are the ones you select while in surface mode.

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

DIVE DISPLAY - PRESENT DEPTH IS 15 M,

MAX DEPTH OF DIVE IS 33.5 M AND

NO-DECOMPRESSION STOP TIME LIMIT IS 38 MIN.

ELAPSED 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

UP BUTTON TOGGLES

BETWEEN DIVE TIME AND

WATER TEMPERATURE.

In addition, with the optional wireless transmission enabled:

•the cylinder pressure in bar (or psi) displayed in the lower left corner

•the cylinder pressure graphically displayed on the left side

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Contents HelO2 Page Welcome to the World of Suunto Diving Instruments Care and Maintenance of MY Suunto Diving Computer Welcome to the World of Suunto Diving Instruments Using HelO2 with Dive Manager and Dive PlannerOr professional diving activities Or deathPhysician regarding your fitness before diving Diving with the dive computer ASC Time symbol and the upward pointing arrowStop, and Rgbm adjustments are correct USE BACK-UP INSTRUMENTS! Make sure that you use back-upBefore the instrument has counted down the no-fly time Batteries. Recycle or dispose of used batteries properlyNavigating in the menus Button symbols and functionsSymbol Button Press Main functions Suunto HELO2 AT a GlanceDown Long Enter Setting mode Setting the units Time mode settingsSetting the time Setting the dateSetting the backlight Setting the tonesAC water contacts Before Diving Planning your divesSuunto Technical Rgbm Emergency ascents Dive computer limitationsMixed gas diving Alarm indication Alarm reason Audible and visual alarmsGas mix Alarm indicationError conditions Out of calculation limitsOmitted decompression Wireless transmissionInstalling the wireless transmitter Pairing and code selectionDisplay Indication Transmitting dataMixed GAS Dive mode settings Setting the gasesDive Before you have ascended above this depth Setting the depth alarmSetting the dive-time alarm Setting the personal/altitude adjustmentsSetting the HP code Setting the sample rateSetting the tank pressure alarm Setting the tank pressureAccessing Dive mode Dive mode activationActivation and pre-checks Battery power indication Alt. adjustment value Altitude rangeDiving at altitude Before diving Personal adjustmentsPersonal adjust- Condition Desired tables Ment value How the Altitude value is setOther personal injury, and death Safety StopsRecommended Safety Stops Mandatory Safety StopsDeep stops Diving Diving-related informationBasic dive data Ascent rate indicator BookmarkDecompression dives Than at the ceiling Ceiling, ceiling zone, floor and decompression rangeDisplay at the ceiling zone Accident, you should stay somewhat below the ceilingDisplay below the floor Display above the floorOxygen and helium displays Diving in Mixed GAS modeBefore diving in Mixed GAS mode Default gas mix settingsGas change and multiple breathing gas mixes Oxygen limit fraction OLFDiving in Gauge mode Dive numbering Alarms Symbol on displayAfter Diving Surface intervalFlying after diving Plan modeDive Planning mode PLANnodec Repetitive dive planningDive numbering shown during dive planning PLANNoDec modeMemory mode Mixed GAS mode, it does not affect the calculationsDive logbook MEMLogbook Suunto Dive Planner SDP Dive historySuunto Dive Manager SDM Dive Planner. It ensures that you have a valid decompressionPage Water Contacts and Push Buttons Care and Maintenance of MY Suunto Diving ComputerFAQs Battery replacement and strap kits must be usedWarranty Required tools Battery ReplacementBattery kit Replacing the batteryTransmitter Battery compartment lid, indicating a leakWireless transmitter battery replacement Made in a proper manner to avoid any leakage of water intoStalling the transmitter battery Transmitter battery kitPage Technical Data Rgbm BatteryDiver safety and Suunto Technical Rgbm model Suunto Technical Rgbm decompression modelAfter dive planning Oxygen exposure Altitude divingIntellectual Property Copyright TrademarkPatent notice Disclaimers User’s responsibility12.2. CE Exclusions and Limitations Warranty PeriodAccess to Suunto warranty service Other important noticesLimitation of Liability Page Disposal of the Device EAD EAN GlossaryNo DEC Time Copyright Customer Service ContactsPage TWO Year Warranty Page Page Suunto Oy 4/2009