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Suunto D9tx User Manual

Other manuals for D9tx: User Manual
Manual is about: Wristop dive computer

Summary of D9tx

  • Page 1

    User’s guide en suunto d9tx.

  • Page 2

    1. Welcome to the world of suunto dive computers . . . . . . . . . . . . . . . . . 8 2. Warnings, cautions, and notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 3. Suunto user interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

  • Page 3

    5.3. Dive computer limitations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 5.4. Mixed gas diving . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

  • Page 4

    5.10. Safety stops . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63 5.10.1. Recommended safety stops . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63 5.10.2. Mandat...

  • Page 5

    7.5. Dive planning mode (plan nodec) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89 7.5.1. Dive numbering shown during dive planning . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91 7.6. Memory mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

  • Page 6

    11.3. Patent notice . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115 12. Disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

  • Page 7

    1. Welcome to the world of suunto dive computers suunto d9tx wristop dive computer is designed to help you get the most out of your diving. Suunto d9tx is the world’s first wrist top size dive computer to integrate a tilt-com- pensated 3d digital compass, wireless tank pressure reception, and trimix...

  • Page 8: Warning

    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 is used in connection with a procedure or situation that could result in serious injury or death caution i...

  • Page 9: Warning

    Warning 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 t...

  • Page 10: Warning

    Warning suunto strongly recommends that sport divers limit their maximum depth to 40 m/130 ft or to the depth calculated by the computer based on the selected o 2 % and a maximum po 2 of 1.4 bar! Exposure to greater depths increases the risk of oxygen toxicity and decom- pression sickness. Warning d...

  • Page 11: 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 recommendat...

  • Page 12: Warning

    Warning do not expose the suunto d9tx's optional tank pressure transmitter to any gas mix containing more than 40% oxygen! Enriched air with greater oxygen content presents a risk of fire or explosion and serious injury or death. Warning do not dive with a cylinder of enriched air if you have not pe...

  • Page 13: Warning

    Warning set the correct altitude adjustment setting mode! When diving at altitudes greater than 300 m/1,000 ft, the altitude adjustment feature 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 t...

  • Page 14: Note

    Note it is not possible to change between air, mixed and gauge modes before the instrument has counted down the no-fly time. There is one exception to this: you can change from air to mixed mode even during the no-fly time. When planning both air and nitrox dives during the same dive series, you sho...

  • Page 15: 3. Suunto User Interface

    3. Suunto user interface safety stop indicator no-fly icon date dual time maximum depth o 2 /he% (mixed mode) time tank pressure dive alarm indicator daily alarm indicator tank pressure bar graph wireless transmission indicator low battery warning present depth current time display mode indicator no...

  • Page 16

    3.1. Navigating in the menus suunto d9tx has four main operating modes - time mode (time), dive mode (dive), plan mode (plan), and memory mode (mem). It also has a compass submode, which can be activated from either time or dive modes. To toggle between the main modes, press the mode button. To sele...

  • Page 17

    Settings alarm time dual time date units backlight contrast tones sub-modes air mixed gauge settings gases personal/altitude tank press pairing tank press alarm depth alarm dive time alarm sample rate deepstop units time dive plan mem settings calibrate declination timeout compass sub-modes logbook ...

  • Page 18: Main Functions

    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 main functions press button symbol switch between ...

  • Page 19: Main Functions

    Main functions press button symbol toggle between alternative displays change submode increase values short up activate gas switching in mixed mode long up toggle between alternative displays change submode decrease values short down enter setting mode toggle between ceiling and remaining air time d...

  • Page 20: 4. Getting Started

    4. Getting started to get the most out of your suunto d9tx, 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. Suunto d9tx is a very user-friendl...

  • Page 21: 4.1.1. Setting The Alarm

    Now that after you know how to toggle between the shortcuts, you can start to set them. The figure below shows how to enter the time settings menu. Use up and down buttons to toggle between alarm, time, dual time, date, units, contrast and tones. 4.1.1. Setting the alarm the dive computer has a dail...

  • Page 22: 4.1.2. Setting The Time

    Adjust with up and down buttons. Accept with select button. 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. Adjust with up and down buttons. Accept with select button. 4.1.3. Setting the dual time...

  • Page 23: 4.1.4. Setting The Date

    Adjust with up and do wn buttons. Accept with select button. 4.1.4. 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 un...

  • Page 24

    Adjust with up and down buttons. Accept with select button. 4.1.6. Setting the backlight in the backlight setting mode, you are able to turn the backlight on or off and 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...

  • Page 25: 4.1.8. Setting The Tones

    Adjust with up and down buttons. Accept with select button. 4.1.8. Setting the tones in the tones setting mode, you are able to activate or deactivate the tones. Adjust with up and down buttons. Accept with select button. Note when the tones are off, there are no audible alarms. 4.2. Stopwatch the s...

  • Page 26: 4.3. Ac Water Contacts

    Use down button to start stopwatch and take a split time. The up button stops the stopwatch and long pressing it resets it. 4.3. Ac water contacts the water and data transfer contact is located on the side of the case. When sub- merged, the water contact poles are connected by the conductivity of th...

  • Page 27: Note

    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. Note water or moisture build-up around the water contact may cau...

  • Page 28: Note

    If accessed from time mode, time and bearing are displayed at the bottom of the screen. Accessed from dive mode, current depth, and time or maximum depth, tank pressure, as well as bearing or dive time or temperature are displayed. Note when accessed from dive mode, toggle between the alternative di...

  • Page 29: 4.4.2. Locking A Bearing

    4.4.2. 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. ...

  • Page 30: Explanation

    Explanation symbol you are 180 degrees from the locked bearing you are 120 (or 240) degrees from the locked bearing 4.4.3. Compass settings you can define the compass settings (calibration, declination and timeout) in the compass mode: calibration because of changes in the surrounding magnetic field...

  • Page 31: Note

    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 d9tx has been exposed to these fields. Note when traveling overseas, it is recommended that you recalibrate the comp...

  • Page 32: Declination

    To calibrate the compass: hold the device level and slowly rotate 360°. Then slowly turn the device 90° to vertical position. If the calibration fails 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 applia...

  • Page 33: Time-Out

    Adjust with up and down. Accept with select. Time-out you can set the compass time-out 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. Adjust with up and down. Accept with select. You can exit the compass ...

  • Page 34: 5. Before Diving

    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 yo...

  • Page 35: 5.2. Emergency Ascents

    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 situation. To get the most from the rgbm safety bene...

  • Page 36: 5.4. Mixed Gas Diving

    5.4. Mixed gas diving diving with nitrox provides you with an opportunity to increase bottom times or reduce the risk of decompression illness by reducing the nitrogen content in the gas mix. Diving with gas mixes provides you with an opportunity to increase bottom times, shorten decompression times...

  • Page 37: Duration

    Table 5.1. Dive computer alarms duration sound pattern alarm type 2.4 s sound + 2.4 s break high priority 0.8 s sound + 3.2 s break low priority table 5.2. Interpretation sound pattern instructional beep start ascending ascending start descending descending change gas descending- ascending the visua...

  • Page 38: Alarm Reason

    Table 5.3. Audible and visual alarm types alarm reason alarm type po2 value is greater than the adjusted value. Current depth is too deep for the gas in use. You should imme- diately ascend or change to a gas with a lower oxygen percentage. High priority alarm followed by "start ascending" beep, rep...

  • Page 39: Alarm Reason

    Alarm reason alarm type no-decompression dive turns into a decompression stop dive. Depth is below the decompression floor level. You should ascend to, or above, the floor. Low priority alarm followed by "start ascending" beep, sounded two times. The asc time symbol blinks and an arrow points upward...

  • Page 40: Alarm Reason

    Alarm reason alarm type cylinder pressure reaches the selected alarm pressure, 10 - 200 bar. Cylinder pressure reaches the fixed alarm pressure, 50 bar. This alarm operates only if the pairing to the wireless tank pressure transmitter is performed correctly and the transmission of tank pressure data...

  • Page 41: Note

    Note when the tones are turned off, the alarms are not sounded 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 warnin...

  • Page 42: 5.7. Wireless Transmission

    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 ...

  • Page 43: Note

    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. 5.7.2. Pairing and code selection in order to receive wireless data, the transmitt...

  • Page 44: Warning

    1. Ensure that the transmitter is properly attached to the regulator’s hp port and that the regulator is properly attached to the cylinder. 2. Ensure that the suunto d9tx is turned on, and that the wireless integration is en- abled in the suunto d9tx settings (tank press is set on. For more informat...

  • Page 45: Note

    Note to pair on the new transmitter code, the suunto d9tx code must be cleared first. To re-pair the transmitter with the new code and the suunto d9tx dive computer: 1. In the dive mode of the suunto d9tx , long-press the down button to enter the dive settings. Enter the tank press pairing menu (ref...

  • Page 46: 5.7.3. Transmitting Data

    5.7.3. Transmitting data after the pairing procedure, the suunto d9tx 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 d9tx receives an appropriate signal, a flash symbol is displayed in the...

  • Page 47: 5.8. Dive Mode Settings

    A b c d e 5.8. Dive mode settings suunto d9tx 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, mixed, gauge), so that, for example, trimix sett...

  • Page 48: Gauge Mode

    Gauge mode mixed mode air mode setting x x x dive time alarm x x x sample rate x deep stop x x x units the figure below shows how to enter the dive mode settings menu. Use up and down buttons to toggle between dive settings. Note some settings cannot be changed until five (5) minutes has elapsed aft...

  • Page 49: 5.8.1. Setting The Gases

    5.8.1. Setting the gases if set to the mixed mode, the correct oxygen and helium percentages of the gas in your cylinders (and additional gases) must always be entered into the dive computer to ensure correct tissue and oxygen calculation. In addition, the oxygen partial pressure limit must be set. ...

  • Page 50: Note

    The asc time is calculated based on the assumption that you start the ascent profile immediately and all the primary gases are changed as soon as their maximum op- erating depth allows it. That is, using the gases that are set as primary, the most op- timal ascent schedule for the moment is calculat...

  • Page 51

    Adjust with up and down buttons. Accept with select button. 5.8.3. Setting the tank pressure pairing in the tank pressure pairing setting mode, the wireless transmission can be set “on” or “off” depending on whether the wireless pressure transmitter is used or not. When the wireless transmission is ...

  • Page 52

    5.8.4. 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 ps...

  • Page 53: Note

    5.8.6. Setting the dive-time alarm the dive time alarm setting can be activated and used for several purposes to add to your diving safety. Adjust with up and down buttons. Accept with select button. Note with a range of 1–999 minutes, the alarm can be set to your planned bottom time, for example. 5...

  • Page 54: 5.8.9. Setting The Units

    5.8.8. Setting the 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. In the mixed mode the deep stops are always set on. Adjust with up and down buttons. Accept with select button. 5.8.9. Setting th...

  • Page 55

    5.9.1. Accessing dive mode the suunto d9tx has three diving modes: air mode for diving with standard air only, mixed mode for diving with oxygen enriched mixtures, and gauge mode for use as a bottom timer and for freediving. The chosen dive mode is displayed when the dive mode is accessed, and you c...

  • Page 56: Warning

    Warning suunto strongly recommends that sport divers limit their maximum depth to 40 m/130 ft! Exposure to greater depths increases the risk of oxygen toxicity and decom- pression sickness. At this time, perform your pre-checks, and ensure that: • the instrument operates in the correct mode and prov...

  • Page 57

    • 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 mixed mode, ensure that: • the correct number of mixes is set and that the oxygen percentages are adjusted according to the measured blends in your cylinders • t...

  • Page 58: Note

    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. Note for safety reasons, the backlight cannot be activated when the low battery warning is indicated by the bat...

  • Page 59: Altitude Range

    Altitude range alt. Adjustment value 1500–3000 m / 5000–10 000 ft a2 note section 5.8.2. 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 ...

  • Page 60

    • previous history of dci • stress • obesity • patent foramen ovale (pfo) • 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 5.7, personal adjus...

  • Page 61: Desired Tables

    Table 5.7. Personal adjustment settings desired tables condition personal ad- justment value progressively less conservative ideal conditions, excellent physical fitness, highly experienced with a lot of dives in the near past p-2 ideal conditions, good physical fit- ness, well experienced with dive...

  • Page 62: 5.10. Safety Stops

    5.10. 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- clude: reducing sub-clinical dci, microbubble reduction, ascent control, and orientation before surfacing. Th...

  • Page 63

    5.10.2. 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 saf...

  • Page 64: 5.11. Deep Stops

    When ceiling and stop are displayed with downward pointing arrow, 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 nex...

  • Page 65: Note

    If a deep stop is violated, it does not cause the dive computer to go into an error (er) mode. However, a penalty time is added to the subsequent decompression. In the mixed mode, the deep stops are always activated. Note with deep stops on, the recommended safety stops will still be activated at th...

  • Page 66: 6. Diving

    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 ...

  • Page 67: 6.1.1. Basic Dive Data

    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 inte...

  • Page 68: 6.1.2. Bookmark

    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: • the remaining air-time in the left center window indicated as air time • the cylinder pressure in bar ...

  • Page 69: 6.1.3. Tank Pressure Data

    To make a bookmark in the profile memory during a dive, press the select button. A brief confirmation will be given. A bookmark is placed in the profile memory during a dive by pressing the select button. 6.1.3. Tank pressure data when using the optional wireless pressure transmitter, the pressure o...

  • Page 70: Note

    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 ti...

  • Page 71: Warning

    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 displayed graphically along the right hand side with a vertical bar. When the maximum allowed ...

  • Page 72: 6.1.6. Stopwatch (Timer)

    6.1.5. Safety stops and deep stops if deep stops are not used, a three (3) minute recommended safety stop is prompted after every dive to over 10 m. During descent, you're shown that a deepstop is needed at the depth of 16 m. During ascent, you're adviced to make a deep stop at 16 m for the duration...

  • Page 73: 6.1.7. Decompression Dives

    6.1.7. 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 ...

  • Page 74: Warning

    Warning your actual ascent time may be longer than dis- played by the instrument! The ascent time will increase if you: • remain at depth • ascend slower than 10 m/33 ft per minute or • make your decompression stop deeper than at the ceiling these factors will also increase the amount of air require...

  • Page 75: Note

    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 decom...

  • Page 76: Display Below The Floor

    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 ...

  • Page 77: Display Above The Ceiling

    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. Two arrows point at each other “hour glass”. You are in the optimum ceiling zone at 3 m a...

  • Page 78

    Decompression dive, above ceiling. Note downward pointing arrow, er warning and alarm. You should immediately (within 3 minutes) descend 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,...

  • Page 79: Default Gas Mix Settings

    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 2 setting to affect oxygen exposure according to the entered o 2 % an...

  • Page 80

    6.2.2. Oxygen and helium displays when the mixed mode is activated, the display will show the information in the figure below. In the mixed mode, the maximum operational depth is calculated based on set o 2 %, he% and po 2 values. If set to the mixed mode, the suunto d9tx will additionally show on t...

  • Page 81

    Down button toggles between o 2 /he, maximum depth, current time, and tank pressure. Up button toggles between po 2 , olf, dive time and water temperature. 6.2.3. Oxygen limit fraction (olf%) if set to the mixed mode, in addition to tracking the diver's exposure to inert gas, the instrument tracks t...

  • Page 82: Note

    6.2.4. Gas change and multiple breathing gas mixes the suunto d9tx allows gas changes to enabled gas mixes during the dive. When the maximum operating depth allows for a gas change, the dive computer prompts you to change the gas. When po 2 permits better decompression gas to be used, the dive compu...

  • Page 83: Note

    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 2 level you have set for the next mix allows a gas change. The prompt is a low priority alarm followed by the...

  • Page 84: Note

    Note there is no ascent rate monitoring in the gauge mode. 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. 85.

  • Page 85: 7. After Diving

    7. After diving once back at the surface, suunto d9tx continues to provide post-dive safety information and alarms. Calculations to enable repetitive dive planning also help to maximize diver safety. Table 7.1. Alarms indication symbol on display diver attention symbol - extend surface interval viol...

  • Page 86: 7.2. Dive Numbering

    Or, in the alternative displays, the following information will be shown: • maximum depth of last dive in meters/feet • dive time of last dive in minutes, shown as dive time • the current time, shown as time • the current temperature in °c/°f • cylinder pressure in bar/psi (if enabled) if set to mix...

  • Page 87: 7.4. Flying After Diving

    7.3. Repetitive dive planning the suunto d9tx includes a dive planner that allows you to review the no-decompres- sion limits on a subsequent dive, taking the residual inert gas loading of previous dives into consideration. The dive planning mode is explained in section 7.5. Dive planning mode (plan...

  • Page 88

    • 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 s...

  • Page 89: Note

    When entering the plan mode the display first briefly shows 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 ...

  • Page 90: 7.6. Memory Mode

    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 5.9.4. Diving at altitude and in section 5.9.5. Personal adjustments . 7.5.1. Dive numb...

  • Page 91

    The dive time and date are registered in the logbook memory. Always check before diving that the time and date are correctly set, especially after traveling between differ- ent time zones. 7.6.1. Dive logbook (mem logbook) the suunto d9tx has a very sophisticated, high capacity logbook and profile m...

  • Page 92: Note

    Note depending on the sampling rate, the reading may differ from the maximum depth reading of the dive history up to 0.3 m/1 ft. • date of dive • type of dive (air, mixed, gauge) • dive start time • dive number • oxygen percentage for the first used gas mix • total dive time (in minutes in all modes...

  • Page 93: Note

    Note 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 the dive history is a summary of all the dives recorded by the dive computer. The following infor...

  • Page 94

    7.7. Suunto dm4 with movescount the suunto dm4 with movescount (dm4) is an optional software that greatly enhances the functionality of your suunto d9tx. 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 recor...

  • Page 95: 7.8. Movescount

    • personal information (30 characters) by using the dm4, you are able to enter setup options such as: • input a personal, 30-character field into the suunto d9tx • reset the scuba history's maximum depth to zero • reset all free dive history • manually add comments, multimedia and other personal inf...

  • Page 96: Puter

    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. • water contacts and pu...

  • Page 97

    • should moisture appear inside the case or battery compartment, immediately have the instrument checked by your suunto dealer or distributor. • the specific scratch guard for d4i, d6i, and d9tx is designed to help the display from getting scratched. One scratch guard is included in the product pack...

  • Page 98: Caution!

    • 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. ...

  • Page 99: Faqs

    Faqs what can i do to my suunto diving computer myself? Note it is advisable to contact an authorized suunto service, distributor or retailer for any repairs. Batteries and straps can be replaced by the user when the change is made in a proper manner to avoid any leakage of water into the battery co...

  • Page 100

    You can also contact our european help desk by telephone at +358 2 284 1160. The cost of the call is that of a normal call to finland. The call center is open mon-fri, 24h/day. The service is provided in english all the time. Other languages—french, german, swedish, japanese, spanish and finnish—are...

  • Page 101: 9. Battery Replacement

    9. Battery replacement 9.1. Computer battery replacement 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. Caution defects ca...

  • Page 102: Note

    9.2. Wireless transmitter battery replacement 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. Caution defects caused by improper ba...

  • Page 103: Note

    5. 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. 6. Check t...

  • Page 104

    Wireless transmitter parts. The code stands for spare part order number. 105.

  • Page 105: 10. Technical Data

    10. Technical data 10.1. Technical specifications dimensions and weight: dive computer • diameter: 49 mm/1.94 in • thickness: 17 mm/0.68 in • weight: 84 g/2.96 oz (without bracelet) transmitter: • max. Diameter: 40 mm/1.57 in • length: 80 mm/3.15 in • weight: 118 g/4.16 oz • rated working pressure: ...

  • Page 106: Temperature Display:

    Temperature display: • resolution: 1°c/1°f • display range: -20 to +50°c/-9 to +122°f • accuracy: ± 2°c/± 3.6°f within 20 minutes of temperature change calendar clock: • accuracy: ± 25 s/month (at 20°c/68°f) • 12/24 h display displays only in mixed mode: • oxygen %: 8–99 • helium %: 0–92 • oxygen pa...

  • Page 107: Tissue Calculation Model:

    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 • helium halftimes:1, 2, 3.5, 7....

  • Page 108: Note

    • life expectancy at 20°c/68°f: • 0 dives/year –> 3 years • 100 dives/year –> 2 years • 400 dives/year –> 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/c...

  • Page 109

    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 disso...

  • Page 110

    Suunto technical rgbm model is a modified version of the m-value model. Calculation of the m-value model can be found in common dive literature. Modifications have been made to have the model follow rgbm theory as closely as possible. The modifications have been conducted with the help of dr. Bruce ...

  • Page 111: 10.2.3. Altitude Diving

    On repetitive dives, adjustment may also be applied to the maximum allowable nitrogen overpressure in each theoretical tissue group. Depending on the circumstances, suunto rgbm will adapt the decompression oblig- ations by doing any or all of the following: • reducing no-decompression stop dive time...

  • Page 112: 10.3. Oxygen Exposure

    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 lower ambient pressure. As a result...

  • Page 113

    • in dive planning, the maximum depth according to the o 2 % and maximum po 2 selected 114.

  • Page 114: 11. Intellectual Property

    11. Intellectual property 11.1. Copyright this user's manual is copyrighted and all rights are reserved. It may not, in whole or in part, be copied, photocopied, reproduced, or translated to any media without prior written consent from suunto. 11.2. Trademark suunto, d9tx, oxygen limit fraction (olf...

  • Page 115: 12. Disclaimers

    12. Disclaimers 12.1. User’s responsibility this instrument is intended for recreational use only. Suunto d9i must not be used for obtaining measurements that require professional or industrial precision. 12.2. Ce the ce mark is used to mark conformity with the european union emc directive 89/336/ee...

  • Page 116

    13. Suunto limited warranty for suunto diving com- puters and suunto diving computer accessories this limited warranty is valid as of january 1st, 2007. Suunto oy ("suunto") provides this limited warranty to those who have purchased the suunto diving computer and/or suunto diving computer accessorie...

  • Page 117: Warranty Period

    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, docking station...

  • Page 118

    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 war...

  • Page 119: Other Important Notices

    Any claim under this limited warranty is subject to you notifying suunto or a suunto authorized service center of the alleged defect within a reasonable time of it having come to your attention, and in any event no later than before the expiry of the warranty period. Other important notices please r...

  • Page 120

    Equipment or facilities, claims of third parties, damage to prop- erty resulting from the purchase or use of the item or arising from breach of the warranty, breach of contract, negligence, strict tort, or any other legal or equitable theory, even if suunto knew of the likelihood of such damages. Su...

  • Page 121

    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. 122.

  • Page 122: Glossary

    Glossary air time the amount of dive time remaining, based on a calculation of cylinder pressure and ambient pressure and present air consumption. Altitude dive a dive made at an elevation greater than 300 m/1000 ft above sea level. Ascent rate the speed at which the diver ascends toward the surface...

  • Page 123

    Dm4 suunto dm4 with movescount, a software for managing your dives decompression time spent at a decompression stop, or range, before surfacing, to allow absorbed nitrogen to escape naturally from tissues decompression range on a decompression stop dive, the depth range between the floor and the cei...

  • Page 124

    Half time 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. He% helium percentage or helium fraction in the breathing gas. Hp abbreviation...

  • Page 125

    Oxygen limit fraction a term used by suunto for the values displayed in the oxygen toxicity bar graph. The value is either the cns% or the otu%. O 2 % oxygen percentage or oxygen fraction in the breathing gas. Standard air has 21% oxygen. Oxygen partial pressure limits the maximum depth to which the...

  • Page 126

    Uhms abbreviation for undersea and hyperbaric medical society. Whole-body toxicity 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...

  • Page 127: Suunto Help Desk

    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 copyright © suunto oy 04/2011. Suunto is a registered trademark of suunto oy. All rights reserved..