Uwatec Aladin A2 User Manual
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Uwatec Aladin A2 User Manual

Uwatec Aladin A2 User Manual

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  • Page 1 ® Aladin A2 User Manual...
  • Page 2 A2 USER MANUAL...
  • Page 3 ALADIN A2 USER MANUAL THE A2 DIVE COMPUTER – DESIGNED FOR EVERYDAY LIFE AND DIVING. Welcome to SCUBAPRO dive computers and thank you for purchasing the A2. You are now the owner of an extraordinary partner for your dives and everyday life. This manual provides you with easy access to SCUBAPRO state-of-the-art technology and the A2’s key features...

  • Page 4: Table Of Contents

    TABLE OF CONTENTS 1. INTRODUCTION TO THE A2 ................... 8 Switching on the A2 ..................8 The watch screen ..................... 8 A2 buttons ....................... 9 Button lock ....................... 9 Bezel markings and symbols ................10 Battery ......................11 Operation modes ................... 11 Basic settings ....................
  • Page 5 3.1.4 Checking the battery status ............... 32 Dive settings on surface ................. 32 3.2.1 Dive mode selection ................32 3.2.2 Scuba mode settings ................. 33 3.2.2.1 Water type selection ..............33 3.2.2.2 Microbubble level selection ............33 3.2.2.3 Dive display type ..............34 3.2.2.4 Enabling CCR mode ..............34 3.2.2.5 Enabling Sidemount mode ............34 3.2.2.6 Enabling PMG mode .............35...
  • Page 6 Safety stop timer .................... 56 Activating the backlight .................. 56 Alarms and warnings during diving ..............56 4.4.1 Maximum depth warning ..............56 4.4.2 MOD (ppO max) alarm ............... 57 4.4.3 AMD (ppO min) alarm ................ 57 4.4.4 Dive time warning ................57 4.4.5 Turning time ..................
  • Page 7 5. INTERFACES FOR THE A2 AND AN INTRODUCTION TO LOGTRAK ....76 Establishing Bluetooth communication ............76 LogTRAK ....................... 76 5.2.1 Connecting the A2 with LogTRAK ............. 76 5.2.2 Download dive profiles ............... 77 5.2.3 Reading computer information ............77 5.2.4 Writing owner information with LogTRAK ...........

  • Page 8: Introduction To The A2

    INTRODUCTION TO Now it is time to dive into the details. We hope you will enjoy getting to know your THE A2 new computer and we wish you many happy dives with the A2. Your A2 user manual is divided into the following main chapters: Introduction to the A2.

  • Page 9: A2 Buttons

    A2 buttons Button lock A simultaneous press-and-hold of the SEL/ ESC and -/DOWN buttons will lock the main time and date display. Once locked, by pressing just the SEL/ESC button the following screen will be displayed: Unlock the display by simultaneously pressing-and-holding the SEL/ESC and -/ DOWN buttons again.

  • Page 10: Bezel Markings And Symbols

    Bezel markings and symbols In this section the markings and symbols on the A2’s outer and inner bezel as well as on its display are explained in detail. No-fly symbol 11 Altitude symbol Planner menu indicator 12 Heart rate detection symbol +/UP button 13 Gas menu indicator Logbook menu indicator...

  • Page 11: Battery

    Battery WARNING The A2 uses a CR2450 battery type. When your A2’s battery reaches the end of its The A2 will alert you when the battery is lifetime, it is recommended that it be replaced approaching a critical discharge level by by an authorized SCUBAPRO service center.

  • Page 12: Time And Date

    1. A2 as an everyday watch. d. Altimeter 2. A2 settings and menus. e. Dive planner 3. A2 as a dive computer. f. Logbook 4. Bluetooth interface of the A2 and an As well as settings can be changed: introduction to LogTRAK. a.

  • Page 13: Basic Settings

    Basic settings The initial activation of your A2 requires some basic set-up (setting time and date, units, etc.). After the minutes 1.8.1 Time and date settings are confirmed the date can be Starting from the adjusted the same main time and date way.

  • Page 14: User Settings

    A2 AS AN EVERYDAY 1.8.2 User settings user-related settings (backlight WATCH duration, display contrast, units, etc.) can The A2 is more than just a watch. It features: be selected with a press-and-hold of the SEL/ESC button which returns you to the •...

  • Page 15: Setting The Alarm Clock

    2.1.1 Setting the alarm clock 2.1.3 Setting UTC 2 From the Watch menu press the SEL/ Dual time uses the same “base time” as ESC button to enter the Alarm submenu. the main clock. Therefore, adjusting the Here you can activate or deactivate the time as described in section ‘Setting the alarm clock by pressing the +/UP or -/ time’...

  • Page 16: Setting The Date

    NOTE: seconds cannot be edited; they always start counting from 0. 2.1.5 Setting the date By pressing the SEL/ESC button in the Set Date submenu the first two digits will be highlighted. You may change them by pressing the +/ UP or -/DOWN buttons. Change the selection to the next two digits by pressing the SEL/ESC button.

  • Page 17: Time Format

    Sport mode 2.1.7 Time format Choose your preferred time format by Starting from the main time and date scrolling with the +/ UP or -/DOWN display, press the SEL/ESC button to enter buttons, press the SEL/ESC button to save the main menu, then toggle down to Sport your settings.

  • Page 18: Stopwatch

    2.2.1 Stopwatch Press = backlight From the Sport menu press SEL/ESC to Press-and-hold in Swim enter the Stopwatch submenu. mode = launch the compass Press-and-hold in “LIGHT” Stopwatch mode = returns to the main time and date display (stopwatch will still be running in the background) Press in Swim mode = stops/restarts timer...

  • Page 19: Training Mode

    By pressing-and-holding the SEL/ESC button you can exit the stopwatch and return to the Sport menu. Air pressure in millibars. NOTE: You can leave the stopwatch actively counting or you can leave the stopped time on the display. The status will be stored in memory, allowing you to continue from the same display at a future time.

  • Page 20: Swim Mode

    in the bottom left of the display. When the heart rate function is activated, the values will be displayed in the bottom right corner Step (repetition) of the screen. Switch between displays by count during pressing the +/UP or -/DOWN buttons. A current exercise.

  • Page 21: Enabling The Activity Counter

    Navigation 2.2.5 Enabling the activity counter The A2 has a step counter that can be From the main menu toggle down to the switched on in order to count your daily Navi submenu and enter by pressing the activity. This functionality is running in the SEL/ESC button.

  • Page 22: Bearing

    2.3.1.2 Declination A compass points to the magnetic north pole of the earth. Geographic and magnetic north poles are corrected with a declination setting. Declination depends on your current location on the earth. By pressing the SEL/ESC button the declination value will be highlighted. By pressing the +/UP or -/DOWN buttons 2.3.1.1 Bearing...

  • Page 23: Recalibration

    2.3.1.4 Recalibration 1. PLACE CALIBRATION HORIZONTALLY 2. ROTATE HORIZONTALLY 3. PLACE VERTICALLY 4. ROTATE VERTICALLY 5. READY NOTE: compass must recalibrated after each battery change or when traveling to a location where the earth’s magnetic field strength is different. By pressing the SEL/ESC button the recalibration process will start.

  • Page 24: Reading The Altitude, Barometric And Temperature Values

    5. Calibration ready. The A2’s 3D compass recalibration is now complete. 4. Rotate vertically. Rotate the A2 at least 180° vertically. Press the SEL/ ESC button. 2.3.2 Reading the altitude, barometric and temperature values In the Navigation (Navi) menu toggle down to Altimeter (Altimtr) and press the SEL/ESC button to enter.

  • Page 25: A2 Settings And Menus On The Surface

    A2 SETTINGS AND By pressing the +/UP or -/DOWN buttons you can switch to an additional display MENUS ON THE where the atmospheric pressure at sea SURFACE level is shown. The altitude can be adjusted when current In this chapter the settings that can be elevation is known by pressing the SEL/ completed on the surface are described.

  • Page 26: User Settings

    3.1.1 User settings ADT model is changed accordingly. This menu allows you to select the workload This section allows you to customize your base or switch off the workload estimation, A2 to your liking. Settings like backlight in which case your A2 will behave like the duration, display contrast and units can be SCUBAPRO dive computer models without changed here.

  • Page 27: Backlight

    3.1.1.3 Contrast In the User submenu toggle down to Contrast and press SEL/ESC to access the display contrast settings. Contrast can be set from 0 up to 15 using +/UP or -/ DOWN and saved with another press of the SEL/ESC button.

  • Page 28: Owner Information

    3.1.1.5 Owner information You can input owner’s information using the LogTRAK program. This function is described in detail in chapter 5.2.4 Writing owner information with LogTRAK. WARNING Resetting desaturation will affect calculations of the algorithm which may lead to serious injury or fatal issue.

  • Page 29: Swim Settings

    By pressing +/UP from the “software version” screen the Bluetooth version information will be displayed. NOTE: The A2’s heart rate monitor function is only compatible with the patented SCUBAPRO heart rate belt. 3.1.2 Swim settings 3.1.2.2 Swim stroke depth and Next on the Settings menu listing is Swim.
  • Page 30 Stroke length Stroke depth By pressing the SEL/ESC button in the a step length to convert the distance. You Swim menu, you reach the swim mode can calibrate this in a swimming pool where settings. By pressing the SEL/ESC button you know the length and can use the A2 the counter stroke threshold (first depth, stroke count to calculate the correct length.

  • Page 31: Sound Settings

    3.1.3 Sound settings 3.1.3.2 Button beeps Next on the Settings menu listing is In this submenu the general button Sound. Press the SEL/ESC button to enter. feedback beeps can be enabled or disabled by pressing the +/UP or -/DOWN buttons followed by SEL/ESC to save the setting.

  • Page 32: Checking The Battery Status

    3.1.4 Checking the battery status 3.2.1 Dive mode selection When the menu Battery is selected, the A2 The Mode menu allows you to select your shows the last measured battery level. preferred dive mode: Apnea, Scuba or Gauge mode. DOWN MODE APNEA DOWN...

  • Page 33: Scuba Mode Settings

    3.2.2 Scuba mode settings 3.2.2.1 Water type selection A set of SCUBA related selections are The A2 determines depth by measuring grouped in this menu. pressure using water density as a constant. A 10m/33ft depth in salt water corresponds By pressing the SEL/ESC button you can approximately to 10.3m/34ft in fresh water.

  • Page 34: Dive Display Type

    3.2.2.3 Dive display type In this menu the display type while diving in SCUBA and GAUGE modes can be selected. You will find a more detailed description about diving with light and classic displays in chapter 4.1.2.1 SCUBA mode display selection and 4.1.2.2 GAUGE mode display selection.

  • Page 35: Enabling Pmg Mode

    3.2.3 Apnea mode settings NOTE: Activating sidemount or CCR Apnea diving-related selections diving modes will automatically enable grouped in this menu. the PMG mode. Refer to chapter 4.14 Diving with Sidemount mode to By pressing the SEL/ESC button the following submenus can be accessed: learn more about how the display is configured in this mode.

  • Page 36: Total Apnea Exercise Depth

    3.2.3.1 Total Apnea exercise depth 3.2.3.2 Surface interval factor To provide a scale of total pressure changes Apnea diving organizations provide various during an Apnea dive session, the A2 recommendations regarding surface includes a total depth counter. By pressing intervals between dives based on dive the +/UP or -/DOWN buttons you can set times or depths.

  • Page 37: Dual Depth Alarm

    the +/UP or -/DOWN buttons and then the In the upper left section of the screen the SEL/ESC button to save. depth of the first alarm is displayed. 3.2.3.3 Dual depth alarm NOTE: The first alarm is short In initial factory settings the dual dive depth sequence to get your attention, while alarm is switched off.

  • Page 38: Dive Time Interval Alarm

    3.2.3.5 Dive time interval alarm 3.2.3.6 Surface interval alarm By pressing the SEL/ESC button the By pressing the SEL/ESC button the function will be highlighted and you may function will be highlighted and you may enable or disable the dive time interval enable or disable the surface interval alarm alarm by choosing AUDIBLE or OFF by by choosing AUDIBLE or OFF by pressing...

  • Page 39: Low Heart Rate Alarm

    3.2.3.7 Low heart rate alarm The A2 can trigger an alarm if your heart rate drops below a set level. The alarm can be set between 25 and 100 beats per minute. 3.2.4 Warning settings There are three warnings which can be enabled and edited directly in the A2.

  • Page 40: Setting The Dive Time Warning

    3.2.4.1 Setting the dive time warning 3.2.4.3 Setting the MOD alarm In initial factory settings the dive time In initial factory settings the MOD alarm warning is switched off. When you select is enabled. If the alarm is disabled, this dive time and switch the warning on, requires the safety code 313 from the user the value can be adjusted from 5 to...

  • Page 41: Gas Settings

    3.3.1 Setting gas oxygen content For normal one-tank diving you can select a gas mix from 21% oxygen (Air) up to 100% oxygen. The ppO max value is required for the MOD limit you intend to use for this gas. The factory setting is 1.40bar.

  • Page 42: Predictive Multi Gas (Pmg)

    3.3.1.2 Trimix NOTE: ppO is fixed to 1.60bar when When trimix mode is enabled the O the selected oxygen content is 80% or settings will appear as follows: higher. 3.3.1.1 Predictive multi gas (PMG) If PMG is enabled, up to 8 tanks can be preset and paired and the O settings will appear as follows:...

  • Page 43: Ccr

    to 0.95bar. By pressing the SEL button the WARNING given values are confirmed. The AMD depends on the ppO min value. If the alarm depth is shallower than 0.8m/3ft which is the dive start depth for the A2, the alarm will not activate before a 0.8m/3ft depth is reached! This situation is dangerous and may lead to death by drowning.

  • Page 44: Mounting And Pairing The High Pressure Transmitter

    3.3.2 Mounting and pairing the NOTE: Use an appropriate wrench to high pressure transmitter tighten the transmitter. Take care to receive tank pressure not overtighten. information from multiple Smart series high pressure transmitters. Each transmitter needs to be mounted on a high pressure port of a first stage regulator.
  • Page 45 Use the +/UP or -/DOWN buttons to select the tank that you want to assign to the transmitter, then confirm it with a press of the SEL/ESC button. The current pressure of the paired tank will appear on the bottom row in either BAR or PSI.

  • Page 46: Nitrox Reset Time

    NOTE: The Smart transmitter has a range of approximately 1.5m/5ft. • To maximize the life of the battery, the transmitter operates at a low update rate when there is no pressure change for more than 40 seconds. The transmitter also turns itself off when the pressure is 14bar/200psi or less.

  • Page 47: Setting The Half Tank Warning

    Planning a dive 3.3.5 Setting the half tank warning By pressing the SEL/ESC button the status You can plan your next dive based on your ON/OFF will be highlighted. You can enable body’s nitrogen saturation. The planner is the half gas warning by selecting “ON” and also using the following information: disable it by selecting “OFF”.

  • Page 48: Decompression Plan

    When the surface interval is given, or if 3.4.2 Decompression plan you have no remaining desaturation left, After confirming the planned dive depth the planner can show depth in 3m/10ft with the SEL/ESC button, the planned dive increments and scrolled by pressing +/UP time can be set by pressing the +/UP or -/ or -/DOWN.

  • Page 49: Dive Statistics

    3.5.1 Dive statistics Enter the Dive submenu from the Logbook menu to view your dive statistics. By pressing the +/UP button on the above screen the following information will appear as in the screen below: On the display below, the A2 has 11 dives and total of 6 hours of diving in the Logbook, with the deepest dive at 57.0 meters and a longest dive time of 80 minutes.

  • Page 50: Step Counter Statistics

    DIVING WITH THE A2 3.5.2 Step counter statistics Enter the Stepctr (Stepcounter) submenu The A2 is a full-featured diving computer from the Logbook menu to view your step capable of multi-gas Nitrox decompression counter statistics. calculations, CCR mode, ascent rate calculations warnings.

  • Page 51: Display Information

    Display information 4.1.1 Dive ready mode A press-and-hold of the -/DOWN button Upon immersion, the A2 will automatically in the main time and date display will give start to monitor the dive regardless of you access to the dive ready mode which what state it was in prior to the immersion.

  • Page 52: Display Configuration During The Dive

    4.1.2 Display configuration during 4.1.2.1.1 Light version the dive No-Stop Time, Throughout the dive, the A2 displays which is the depth and dive time always at the top time that can be row of the screen. Gas mix and the water spent at current temperature are shown at the bottom depth before...

  • Page 53: 4.1.2.1.2 Classic Version

    4.1.2.1.2 Classic version Water temperature No-Stop Time Skin temperature Remaining Bottom Time Maximum depth reached during current dive Current MB-level Decompression stop Heart rate 4.1.2.2 GAUGE mode display selection In GAUGE mode you can choose from Current time of the two display versions while diving: Light or Classic.

  • Page 54: 4.1.2.2.1 Light Version

    4.1.2.2.1 Light version 4.1.2.2.2 Classic version Timer Timer Current depth Average depth Maximum depth Elapsed dive time reached during the current dive Current time of the Average depth Tank pressure Heart rate NOTE: The average depth can be reset by a press-and-hold of the +/UP button when it is active on the screen.

  • Page 55: Apnea Mode

    NOTE: In Gauge and Scuba mode when the timer is displayed, it can be stopped by a press-and-hold of the +/UP button. A repeated press-and- Heart rate hold of the +/UP button will restart the timer. When the timer is stopped, it can be reset to zero by pressing and holding the -/DOWN button.

  • Page 56: Safety Stop Timer

    Safety stop timer by pressing the SEL/ESC button which changes the alarm display back to the If a minimum depth of 10m/30ft is reached normal dive display. However, if the during the dive, at a depth of 5m/15ft the warning condition continues, the warning safety stop timer will automatically start can be recalled by scrolling with the +/ a 3-minute countdown.

  • Page 57: Mod (Ppo Max) Alarm

    4.4.2 MOD (ppO max) alarm 4.4.4 Dive time warning If you exceed the maximum partial pressure If you have enabled the dive time warning, of the selected gas, the following alarm is this will be shown by a screen like the shown: MOD + DEPTH.

  • Page 58: Stop Time Warning

    4.4.7 No-stop time warning 4.4.10 L0 no-stop time = 2 minute warning The A2 can activate a warning when the first mandatory decompression stop When diving with an MB-level higher than appears. This alerts you to the fact that a L0, the underlying L0 information is not direct ascent to the surface is no longer directly visible on the display (though it is...

  • Page 59: Missed Decompression Stop Alarm

    4.4.12 Missed decompression stop 4.4.14 MB-level reduction warning alarm When diving with an MB-level higher than If in the presence of a required decom- L0 and in the presence of MB-level stops, pression stop you ascend more than if you ascend more than 1.5m/5ft above 0.5m/2ft above the required stop, the A2 the deepest required MB-level stop, the A2 will indicate an alarm: MISSED DECO.

  • Page 60: Sos

    If the ascent rate is greater than 110% of 4.4.17 Low battery alarm the ideal value, the SLOW DOWN alarm is During the dive A2 will alert you if the shown. battery level is getting critically low. This means you need to start the procedure to terminate the dive, as there is not enough energy in the battery to ensure the proper functions and the computer may fail.

  • Page 61: Rbt = 0 Min

    4.4.19 RBT = 0 min 4.4.21 Tank reserve alarm If the amount of bottom time you have Reaching the preset tank reserve pressure left at your current depth reaches 0, the triggers an alarm. In the RBT calculation following alarm will be triggered: the tank reserve pressure is defining the complete used tank.

  • Page 62: Fly Time

    No-Fly time ADT PMG and does not require additional stops due to microbubble formation. The no-fly time is the time during which Levels L1 to L9 offer additional protection an exposure to the reduced pressure from microbubble formation, with level (equal to ascending at higher altitudes) L9 offering the highest level and most inside the cabin of an airplane could cause...

  • Page 63: Pdis (Profile Dependent Intermediate Stop)

    PDIS (Profile Dependent The following figure quantifies the extent of PDIS and illustrates its dependence on Intermediate Stop) cumulative nitrogen uptake for 2 sample dive profiles. This figure also demonstrates 4.8.1 Introduction to PDIS the conceptual difference between PDIS The main purpose of a dive computer is to and the rather rudimentary “deep”...

  • Page 64: How Does Pdis Work

    8min 16min 24min 32min 40min 48min DIVE TIME PDIS Profile 1 PDIS Profile 2 Safety Stop Deep Stop PDI Stop Dive Profile 2 Dive Profile 1 4.8.2 How does PDIS work? very short dives, for which an intermediate stop is not required at all. The mathematical decompression model in the A2, called ZH-L16 ADT MB PMG, tracks NOTE: The PDI stop is not a mandatory...

  • Page 65: Diving With Pdis

    4.8.3 Diving with PDIS NOTE: The A2 issues no warnings When the calculated PDI stop is deeper relating to a missed PDI stop. When than 8m/25ft, the A2 shows it on the display diving with MB-levels, PDIS follows and continues to do so until you reach the the same rules as described above.

  • Page 66: Altitude And The Decompression Algorithm

    4.9.2 Altitude and the decompression algorithm Atmospheric pressure is a function of altitude and weather conditions. This is an important aspect to consider for diving, because the surrounding atmospheric pressure has an influence on on-gassing and off-gassing of nitrogen in your body. The A2 divides the possible altitude range into 5 classes that are illustrated in the picture below:...

  • Page 67: Prohibited Altitude

    4.9.3 Prohibited altitude 4.9.4 Decompression dives in mountain lakes Going to altitude, as well as flying after diving, exposes your body to a reduced In order to ensure optimal decompression ambient pressure. In a manner similar even at higher altitudes, the 3m/10ft to no-fly time, the A2 advises you of the decompression stage is divided into a safe altitudes you can reach after a dive,...

  • Page 68: 4.11 Diving In Gauge Mode

    The A2 treats high ppO and long NOTE: For oxygen concentrations of exposure effects in the following ways: 80% and higher, the ppO max is fixed Against sudden effects: The A2 has at 1.6bar and cannot be changed. an MOD alarm set for a user-defined max.

  • Page 69: 4.12 Diving In Apnea Mode

    By pressing the +/UP or -/DOWN buttons from the surface interval display the skin temperature (37°C) and the heart rate values (115 bpm), the maximum depth (4m) and duration (01.13 min) of the last dive and the total duration of the current Apnea exercise (00:04) are shown.

  • Page 70: 4.13 Diving With Ccr Mode

    4.13 Diving with CCR mode The CCR (Closed Circuit Rebreather) system is probably older than the Open Elapsed dive time Circuit SCUBA system because basic operating principle with manual control didn’t require a highly reliable regulator system. The CCR system also uses the gas more efficiently than an open loop system, because the oxygen is added to the breathing loop only as...

  • Page 71: Diving With Sidemount Mode

    Diving in CCR mode 4.14 Diving with Sidemount mode In sidemount diving there are normally two tanks and two regulators, each set mounted independently on each side of the diver. Independent redundant delivery systems should be drawn down equally, in small steps, so in case one system fails If the switch between SP1 and SP2 was the other system has maximum reserves not successful, the A2 will display the...

  • Page 72: Diving With Multiple Gas Mixtures

    WARNING VERY IMPORTANT! • Diving with multiple gas mixtures represents a much higher risk than diving with a single gas mixture, and mistakes by the diver may lead to serious injury or death. Confirm the tank switch with a press of the •...

  • Page 73: Switching Gas Mixture During The Dive

    4.15.2 Switching back to a gas mixture with lower oxygen concentration There may be situations where you have to switch back to a tank with lower oxygen concentration. This can happen, for instance, if you want to descend again below the MOD of the higher oxygen concentration gas (T2), or if you have run out of T2 gas during decompression.

  • Page 74: Delayed Gas Switch

    4.16 Diving with Trimix mode 4.15.4 Delayed gas switch You can catch up on a planned gas mixture WARNING switch at any time by selecting the gas manually. Press-and-hold the SEL/ESC button to start the gas switch procedure. VERY IMPORTANT! The A2 will display for example ->...

  • Page 75: Absolute Minimum Depth And Maximum Operating Depth

    4.16.1 Absolute Minimum Depth The minimum O setting for tank T1 is 18%. and Maximum Operating This is due to the limitation that a dive must Depth begin with gas 1. To ensure an adequate supply of oxygen to the body, the gas used Absolute Minimum Depth (AMD) and at the beginning of the dive must contain Maximum Operating Depth (MOD) are...

  • Page 76: Interfaces For The A2 And An Introduction To Logtrak

    INTERFACES FOR THE A2 AND AN INTRODUCTION TO LOGTRAK Establishing Bluetooth communication Once the code is accepted by the device you want to connect to, the link is ready for The A2 can be connected via Bluetooth to communication. a desktop, laptop or handheld device for downloading dive data, configuring dive computer settings or uploading firmware updates.

  • Page 77: Download Dive Profiles

    NOTE: The A2 has a timeout of 5 minutes for a non-active Bluetooth connection. After this interval the A2 will disable Bluetooth and return to time and date mode. NOTE: Desktop PC’s need generic Bluetooth Energy (4.0) dongle, if there is no built in Bluetooth 4.0 or newer module.

  • Page 78: Writing Owner Information With Logtrak

    5.2.6 Updating your A2 In order to update the operating software on your A2 dive computer, you need to download the latest software package for your A2 from the SCUBAPRO website and store the .swu file locally. To perform a software update, select the menu Firmware upload from LogTRAK.
  • Page 79 NOTE: LogTRAK doesn’t have a firmware upload module in all operating systems, in Android this function looks like in the screenshot below. After a successful update the A2 will display the message “Software OK”. This message can be cleared by a short press of the SEL/ESC button.

  • Page 80: A2 Accessories

    A2 ACCESSORIES Wireless high pressure transmitter The A2 supports wireless tank pressure using Smart series transmitters. With the PMG function enabled you can use up to 8 transmitters with your A2. Additional transmitters can be purchased separately from your authorized SCUBAPRO dealer.

  • Page 81: Taking Care Of Your A2

    TAKING CARE OF Display protection foil YOUR A2 You can protect your A2’s glass face with a SCUBAPRO display guard. This foil can be easily replaced if damaged. Changing the watch strap The watch straps of the A2 can be removed and replaced by unscrewing the Torx screws at the corners of the watch body.

  • Page 82: Technical Information

    Technical information Maintenance Operating altitude: The A2’s depth accuracy should be verified Sea level to approximately every 2 years by an authorized SCUBAPRO 4000m/13300ft. dealer. The last service date can be checked from the main menu: Settings -> Max operating depth: User ->...

  • Page 83: Replacing The Battery In The High Pressure Transmitter

    Replacing the battery Replacing the battery in in the high pressure Heart Rate Belt transmitter The following parts of the Heart Rate Belt are shown in the drawing below: The following parts of the transmitter are shown in the drawing below: 1.

  • Page 84: Warranty

    The A2 has a 2-year warranty covering 7.8.1 EU Radio directive defects in workmanship and functioning. Hereby, Uwatec AG, declares that the radio The warranty only covers dive computers equipment type PAN1740 is in compliance which have been bought from an authorized with Directive 2014/53/EU.

  • Page 85: Fcc Class B Digital Device Notice

    4. Consult the dealer or an experienced radio/TV technician for help. 7.8.3.5 CAN ICES-3 (B) / NMB-3 (B) This Class B digital apparatus complies with Canadian ICES-003. Manufacturer UWATEC AG Bodenäckerstrasse 3 CH-8957 Spreitenbach SWITZERLAND A2 USER MANUAL...

  • Page 86: Glossary

    GLOSSARY Absolute Minimum Depth, the depth where a mix can be started to be used based on its oxygen content Average Depth. Calculated from the beginning of the dive or from the time of reset. Closed Circuit Rebreather. A breathing device that absorbs the carbon dioxide of a diver’s exhaled breath to permit the recycling, or “rebreathing,”...
  • Page 87 Predictive Multi-gas. Lets you carry additional breathing gases in addition to your main breathing gas. Partial pressure of oxygen. This is the pressure of the oxygen in the breathing mix. It is a function of depth and oxygen concentration. A higher than 1.6bar is considered dangerous.

  • Page 88: Index

    INDEX AMD ........35, 42, 57, 75 Technical information ......82 Active backlight ......11, 26, 56 Time zone ........15, 15 Altimeter ..........24 Units ..........14, 27, 78 Apnea mode ......20, 35, 55, 69 UTC ..........15, 15 Ascent rate ........59, 63 Wake-up alarm ........15 Battery ........11, 32, 60, 82 Warnings ......31, 39, 56, 77 Bookmarks ..........75...
  • Page 89 A2 USER MANUAL...
  • Page 90 ®...

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