Galileo Apnea Manual
Contents
1. Mi qa P T _ UWATEC Apnea diving upgrade for LDD ED English O UWA EC Before diving make sure you have read and understood all parts of both the Galileo User Manual as well as this Apnea Manual Apnea diving and particularly Apnea diving in combination with scuba diving can present risks that have not been researched and are not commonly known Anyone engaging in any form of breath hold diving is in danger of shallow water blackout SWB that is the sudden loss of consciousness caused by oxygen starvation Apnea after Scuba diving is not recommended check the latest recommendations from your Apnea instructor or organization Deep repetitive Apnea dives are not recommended leave enough recovery time between your Apnea dives A dive computer doesn t track tissue nitrogen build up in Apnea mode therefore Scuba diving after Apnea dives is recommended only after sufficient surface time Check the latest recommendations from your Diving Instructor or organization A WARNING The practice of Apnea diving exposes a diver to different hazards from those associated with scuba diving The diver should be aware of these risks and understand how to avoid them Do not practice Apnea or breathe hold diving immediately after a compressed air or Nitrox dive UWATEC highly recommends professional training in Apnea or free diving techniques and physiology before conducting breath hold dives No dive computer ca2. crements 1ft s If during an ascent the speed is higher than the set value a continuous audible sequence goes off and the speed is displayed in inverted colors white on a black background Em A UWATEC 2 4 7 Water density RES MM ETS There is a direct relationship between the weight of a water column and the pressure exerted by it and the weight is given by the depth multiplied by the density of the water Hence the depth displayed by a dive computer is obtained by a measurement of absolute pressure Water density however is a function of salinity so that the same depth in a lake fresh water and in an ocean salt water will yield a different pressure measurement The difference is very small with a corresponding error in displayed depth approximately 3 For this reason in SCUBA and GAUGE modes Galileo allows to define whether the dive is in fresh or salt water A decompression calculation is based on absolute pressure so even setting Galileo to fresh water when diving in salt water or vice versa is acceptable The depth measurement will be slightly off approximately 1m Sft every 40m 130ft but the decompression calculation will be carried out correctly For Apnea diving in which no decompression calculation takes place the maximum depth reached by the diver may be the main goal of the dive so the accuracy in the depth measurement itself is the most important factor Galileo allows you to d
3. efine a water density between 1 000kg and 1 050kg in 0 001kg I increments For reference the density of the salt water setting in SCUBA or GAUGE mode is 1 025kg l only possible using HRM and Polar strap 3 Logbook Due to the different nature of Apnea diving with respect to regular scuba diving the logbook changes in appearance also Ka EM Deepest dive 309 5 nm Longest dive 2 39 Total timet 11 min Ho of dives Temperatures 24 C 1 16 82 68 J 61 33 One session can include several dives thus the first page shows the deepest dive but also the longest dive in minutes and seconds It lists in addition the total duration of the session in minutes including time spent at the surface the total number of dives and the lowest measured temperature 1 TEELE al EHE 33 By pressing gt gt the depth profile together with the temperature profile is shown If the heart rate monitor was turned ON then pressing gt gt brings up the depth profile together with the heart rate profile Di n EG Ma Kd Time ins 01 33 Time outs 11 44 Battaru Hiah m m 1 16 62 86 a Bliss Pressing gt gt from here shows the time the session started the time the session ended and the battery status EM Min HR Sa bpr Ava HR 63 bpr Max HRs Er bpr Desc speed 12h S Asc speed Bb 7M7S 1 16 62 66 a A1133 Pressing gt gt one more time shows detailed information
4. for each individual dive starting with the sequential counter identifying the dive followed by minimum average maximum heart rate maximum descent and maximum ascent speed 4 Button function overview LEFT BUTTON MIDDLE BUTTON RIGHT BUTTON SS am Logbook Activate backlit Start diving Picture viewing function Access compass display SURFACE PRESS Stop diving while on the AND HOLD surface only only possible using HRM and Polar strap T DURING DIVE P N 06 203 180 scubapro com 06 2009 49540609 HNSO REGISTERED TRADEMARKS PROPERTY OF i O U T D O O R S
5. g so that you can keep track of the time spent underwater without having to look at the display The warning can be set in 15 second increments up to a maximum of 10 minutes Every multiple of the set interval Galileo will trigger a 3 second audible sequence consisting of three short beeps 2 4 4 Surface interval warning E MM EA Warning amp udible Interval 043 Interval 6 13 14 43 Analogous to the dive time interval warning this warning allows you to keep track of the time spent on the surface The warning can be set in 15 second increments up to a maximum of 14 minutes and 45 seconds Every multiple of the set interval Galileo will trigger a 3 second audible sequence consisting of three short beeps 2 4 5 Low heart rate alarm SAUE LI Alartn Audible Lai HRs age LEbbpn only possible using HRM and Polar strap ee I Galileo can trigger an alarm if your heart rate drops below a set level The alarm can be set between 35 and 100bpm in 1bpm increments If your heart rate drops to the level set in the alarm a continuous beeping sequence goes off and the heart rate is displayed in inverted colors white on a black background 2 4 6 Ascent speed alarm a MM ETS Alarm Seles Ascent speed in Apnea diving is averaged over a period of 4 seconds and is displayed in m s or ft s The ascent speed alarm can be set between 0 1 and 5 0m s 1ft s and 15ft s in 0 1m s in
6. ion OverviewW sonica ninti lui aia cina ui B la amd ia ai mia iai 7 only possible using HRM and Polar strap n EmA UWATEC 1 Changes in surface display and menus After installing the Apnea diving upgrade you will notice changes in your Galileo These changes apply identically to Sol Luna and Terra inthe DIVE SETTING menu the GAUGE MODE menu is now replaced by the DIVE MODE menu Inside this you have the choice of SCUBA GAUGE and APNEA The setting SCUBA is for using Galileo as a decompression computer GAUGE is for using Galileo as a depth gauge for technical dives APNEA is for using Galileo in Apnea dives breath hold diving Es a Eli a ME ol Safe timer ppusmax Current setting Apnea Mo iei scuba E We apnea Mode Mode scuba gauge apnea Surface display when APNEA is selected in the DIVE MODE menu the surface display changes as shown below HEAL LRT sant 1 29 52 Se oase APNEA DIVE The MAIN MENU will have a new entry immediately below the DIVE SETTINGS menu called APNEA DIVE Inside this menu you will find all settings relative to the Apnea diving mode The settings are described in section 2 4 a ENTE a setting Dive SUES Digital compass Main menu 2 Features of the Apnea diving mode 2 1 Start and stop of dive monitoring If you want to monitor your heart rate during the surface interval prio
7. ity in very small increments for the utmost precision in the depth measurement ENTE Depth i HEEB Dive time interval Surface interval Audible a 36 6 m Alarm Note that all warnings are audible only The sound of each warning is unique so that the warning can be interpreted without having to look at the display s e UWATEC 2 4 1 Maximum depth alarm alarm Depth Audible The maximum depth alarm can be set in 1m 5ft increments between 5m 20ft and 300m 1000ft When the diver descends past the set depth a continuous beeping sequence goes off and the current depth is displayed in inverted colors white on a black background The alarm continues until the diver ascends at least 0 5m 2ft shallower than the set depth 2 4 2 Depth increment warning E Ma HA Warning Way down Increment Sy Jas Fir Incrementi Galileo allows you to set a depth increment warning so that during your descent WAY DOWN ascent WAY UP orboth BOTH you can keep track of your progress without looking at the display The warning can be set in 1m 5ft increments between 5m 20ft and 100m 880ft Every multiple of the set interval Galileo will trigger a 2 second audible sequence consisting of two short beeps 9 X iiiii iii iiII 2 4 3 Dive time interval warning I Ma EA Warning Audible Interval 00 Interval 6 15 10 00 Galileo allows you to set a dive time interval warnin
8. n replace the need for proper dive training Insufficient or improper training may cause a diver to commit errors that can lead to serious injury or death Always check the battery power level before starting a dive Do not dive if the battery icon indicates that the battery is low and needs to be replaced Do not dive if the readings on the instrument appear irregular or unclear This manual describes the Apnea diving mode for the Galileo dive computers It applies equally to Sol Luna and Terra however for Luna and Terra the heart rate is displayed only if the HRM upgrade has been installed The Apnea diving mode is available as a web download only and must be installed using Smart TRAK TABLE OF CONTENTS 1 Changes in surface display and menus 11xs1rrssrrsesia nie s nie n inizi ninna 2 2 Features of the Apnea diving mode 1 111ssrrrrssisiesia siii 3 ZA Sar ana Siop Ol dive MONMOMNG sucar aer cica caca a its a 3 2 2 Display during an Apnea dive viscid saca aaa a aa ea n er a ea au Dei 3 Pa PIG 4 24 Pla 4 24 1 Maximum Geni AGIA dela 4 2 4 2 Depth increment warning eee eee eee ea eee ee ness 4 24 8 Dive time interval WEMNING sas seac sea ti tao no aa 5 2 4 4 Surface interval Warning nn a ca ata ae atat eons 5 24 Low Ala lore la lire te ile 5 240 Ascent spoed Alari ie nea ata gi ea aa pede ti et at dand ina 5 Doe Rca 6 de Logbooks Rd Biccari 6 4 Button funct
9. pth is displayed only if it is 8m 10ft or more greater than the current depth the dive time resets as Soon as you ascend to a depth of 0 8m 3ft or shallower the speed is shown in m s or ft s the left and the middle button have no labels because they do not perform any function during the dive The right button activates the backlight At a depth shallower than 0 8m 3ft Galileo shows the following max depth of the previous dive MAX duration of the previous dive in minutes and seconds DIVE TIME current heart rate HEART time spent at the surface SURF INT lowest heart rate during the previous dive MIN HR lowest temperature during the previous dive MIN TEMP total number of immersions during the current recording DIVE NO total time in minutes elapsed since beginning of recording TOTAL E E NA Du a 2 3 Sampling rate Due to the different nature of Apnea diving shorter dives and possibly short time at max depth the sampling rates for the depth measurement and the data logging are increased when Galileo is set to APNEA The table below shows the comparison with the regular settings APNEA SCUBA GAUGE Depth Every 0 25s Every 0 5s sampling Data Every second Every 4 seconds logging Logbook 25 hours 100 hours capacity 2 4 Settings Galileo allows you to set several alarms and warnings related to an Apnea dive It also allows you to adjust the water dens
10. r to the first immersion Galileo allows you to manually start the monitoring and logging of the data when set to APNEA This is achieved by pressing and holding the left button from the surface display Note that Galileo will return to the normal surface display and stop recording after 15 minutes on the surface without an immersion to a depth of at least 0 8m If you dont start the logging manually Galileo will start automatically upon reaching a depth of 0 8m Galileo will continue recording after returning to the surface for a maximum of 15 minutes Any subsequent immersion started within 15 minutes will record to the same logbook If your surface interval is longer than 15 minutes you need to start a new logbook either by pressing and holding the left button or by diving deeper than 0 8m You can stop the recording manually by pressing and holding the left button at any time while on the surface 2 2 Display during an Apnea dive In Apnea dive mode Galileo shows the information in one of two formais depending on whether you are at a depth deeper or shallower than 0 8m 3ft At a depth deeper than 0 8m Sft the following is displayed current depth DEPTH maximum depth MAX heart rate if applicable HEART dive time in minutes and seconds DIVE TIME water temperature TEMP ascent or descent speed SPEED only possible using HRM and Polar strap SPEED anes o GE NOTE the maximum de
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