Cobalt 2 User Manual
Contents
1. Compass calibration The compass should be re calibrated to your particular locale Go to E Settings Calibrate and j follow the screen prompts See page 8 for more details Note Do not attach any metal rings o r nooks to the Cobalt unless they are non magnetic as it will affect the compass We recommend using the supplied plastic loop secured to the E ji m G Main Menu gt Ready to Dive Compass The compass display can be turned on during a dive by pressing the SELECT button and turned off by pressing the BACK button It will remain displayed until you turn it off It is a true 3D compass and will work at any angle Navigation is easy Aim the Cobalt in the direction you want to go When the compass screen is on pressing SELECT again will set a bearing marker green dot As long as you keep the green dot between the 2 markers at the top of the compass display you are on course A reciprocal course marker red diamond not visible here is also automatically set at 180 Follow it for your return course Optionally you can display additional markers at 90 and 120 by scrolling down in the course set menu and selecting the appropriate option The 90 markers are red or green squares green to the left of your destination and red to the right of your destination The 120 markers are red and green triangles The top section of th dive display changes when a safety2. O2 Tank Size sizes These are air 71 ef 3000 pai preset to 3 of the Additional Mixes na ao A EAN lt Zi cf 2000 nsi 000 most common Air ENEJ Make Primary bi EAN 32 and EAN 36 Edit Remove 1 SELECT a mix to edit make primary or remove Select You can quickly select any mix displayed in the list to be your primary mix primary is the gas in the tank connected to the Cobalt ADD to add a new mix AND RC WW REN m A You can also edit any mix or the tank size associated with it Inputting the correct tank size will help Cobalt more accurately calculate gas consumption Main Menu gt Settings Menu gt Gas Tank Settings The Primary gas is the gas to which the Cobalt s hose is connected To switch from the primary gas to any mix in the additional mix list scroll down to the gas you want and press SELECT This opens a pop up menu with the options to Make Primary Edit or Remove or Add if the field is empty Select Make Primary and the selected gas will move to the top of the screen as your primary gas It will also be displayed in the dive and the pre dive check screens Choosing the Edit or the Add option will open the Add Edit Gas Mix screen where the gas mixture and tank size can be defined If you frequently dive with a particular EAN Nitrox mix or just with different tank sizes this screen allows you to quickly switch to that mix or tank si
3. Ta To RA GasTime EAN32 psi L alternating _ EI 9 6 4 0 gt im Depth Gas Time Remaining SA i tl minutes calculated Ae ae anra i ac IK rressure from tank pressure and breathing rate PO2 only displays ifan7 EAN mix is being used gt Ready to Dive The Dive Screen The saturation indicator at the top of the screen changes from green to yellow to red as saturation increases When the first red bars appear you will be nearing the end of your no deco limit and entering a decompression dive You may see an indicator requiring Deep Stops and Safety Stops even though there is still no decompression time remaining All deco calculations are based upon a 30 foot per minute ascent rate The Ascent Rate indicator bars on the right side of the screen will also change from green to yellow to red as your ascent speed increases The Cobalt will sound and flash SLOW if this ascent rate is exceeded for more than 10 seconds 25 26 Bearing Marker green dot X Selected compass course in degrees NM No Dec Time piye Time i J 6 17 E N E and W indicators a The reciprocal course marker red diamond is automatically set at 180 degrees from Gas Time Air psi the bearing marker EY green dot 2640 Press the SELECT button o rodar each time you want to select a new course Multiple courses cannot k entered simultaneously
4. Go Up or Go Down 27 28 ain Menu gt gt Ready to Pre Multi Gas Diving If you plan on switchin OM D il o Dec Time i MA to an alternate mix whil 01 00 sls HR fe Gas switching can be initiated manually or by automatic diving you must fir rst i 60r alerts Alerts can be set to activate on Descent or pelts po one BI vo um i IE Ascent Ascent Alerts require you to dive below the alert Gas Switch Alert screen E R Next I depth for at least three minutes to become active 90r E I Using alerts When reaching the alert depth an alert will appear Showing the planned gas switch Press SELECT to acknowledge the switch then again at the second dialog window to confirm The dive display will update to show the new gas mix If you Press BACK or do nothing the planned gas switch will be dismissed Your no deco time ascent time and any surfacing schedule will recalculate based on the current mix You can also scroll to any other defined mixes if you are switching to an alternate gas Cobalt will use planned gas switches when calculating no deco times and surfacing schedules Switching away from your primary gas mix will disable the gas time remaining calculations This and the tank pressure reading will be shown in a grayed text color whenever you are not using the primary mix Manual Switching If any Gas Switch Alert is set you can initiate ga
5. and change your settings 23 24 EAD LE The Cobalt Dive Screen is organized into three sections The top section contains calculated values related to time and o 1010144 6 4 X o 0 information Max O E p i i Air psi The center section contains current dive information including the compass display The bottom section contains information related to gas mixtures and air pressure Main Menu gt Ready to Dive Always select the Ready to Dive screen before diving This puts Cobalt on alert and improves the accuracy of recording the beginning of a dive If Cobalt remains below 4 ft 1 2m depth for a brief time it will begin a dive and display a no decompression time Once a dive is started the Cobalt will only display the Dive Screen Other screens will not be accessible until the dive is ended by remaining above 2 ft 0 6m depth for two minutes During the dive button functions are limited SELECT compass on set course BACK compass off UP If at least one Gas Switch Alert is set UP initiates gas switching by bringing up a list of available mixes for which the current depth is less than the MOD DOWN step through display brightness settings Main Menu Kyte E DII 1 No Dec Time Dive Time 7 1e Tissue Saturation nt Rate Bars Jot es 3 ft eter Current D op Temperature Time of Da z D x fee N i
6. if you utilize a USB source you will need to perform a manual reset by holding both the SELECT and BACK buttons down for at least 11 seconds The A C charger will provide an automatic reset and will charge more rapidly You will need to reset the time and date page 14 On powering up again the Cobalt will return to the time as of the end of the last dive Your logged dives decompression status and other personal information are preserved and will not be affected by loss of power The battery will last several years of normal use before gradually diminishing in capacity and can be replaced by the factory or an authorized Atomic Aquatics Dealer Charger set up The Cobalt can be charged with either the AC quick charger about 2 hours to full charge or from a USB cable connected to a computer about half the speed of AC charging The AC charger will automatically select 110 or 220v AC Plug the end of the charger cable into the charger USB adapter Plug the charger into an AC outlet and the adapter into the bottom of the Cobalt The adapter has 2 sides make sure you insert it into the side nearest the charge method you selected AC charger or USB Confirm charging by going to the main menu The display will say charging If the battery is either too hot or too cold to charge properly the message Charge Stopped will display until the temperature is within an acceptable range Connecting Cobalt to the High Pressure Quick Disconnect Figu
7. is used by the algorithm which increases conservatism slightly with age Please set it truthfully LES 16 Main Menu gt Settings Menu gt Preferences Use the UP and U b j Depth Units DOWN and buttons m NI Depth can be set to feet or meters to move between the gt volume Units Be lt User Preferences Es cubicfeet Pressure Units can be setto 21 Temperature Units E Lo CF PSI or BAR A OY Language B Use the SELECT i RO button view to save Dive Data Storage Eve gt Volume Units can be set to s BU 30 seconds d the highlighted it T Bh cubic feet or to liters selection Temperature Units can be set to F or C Languages can be set to currently supported languages Dive Log Data Storage is the frequency every 5 15 30 or 60 seconds with which Cobalt saves a snapshot of your dive data This determines how many dives can be stored in the dive log At the default frequency of 30 seconds the dive log will hold about 600 hours of diving Selecting a shorter frequency of 15 seconds would reduce this by half b Alerts will remind during a dive when a particular preset even Dive Settinas OCCUIS k Risk Level J Exertion Level yo o Two independent Low Moderate Jo Low Gas Alert 1 Gas Alerts can be set Low Gas Alert 2 Max Depth Alarm can Max Depth fem 4 be set to sound if a set Safety R
8. 5 willtriggeraGO 4 DOWN alert B 3 2 3 A Warning 7 4 Max126 Descend Gas Time Air psi immediately to indicated stop depth 1120 oa a E ACDIPATLILESM MA Fr Aria tio RAAT rta frt tt LARS A PALE POOLE t tite s Lee eS w Ce we gestire Esse dii suf Main Menu gt Ready to Dive Decompression Above Stop Alert If you violate the stop depth ceiling the timer will stop counting down until you descend to within the stop depth range Descend immediately to the indicated stop depth Immediate descent will resume the countdown timer and the schedule Delay will create a decompression violation 31 If you see these warnii flash back and forth descend immediately to indicated stop depth arning will remain ive screen if you t to dive again E di DECO Violation H 2a Ascent Time 4 V Dive Time 35 o DECO Violation SEM No Dec Time Dive Time WARNING Decompression Violation Seek aid do not dive Or 76 Max 0 ilGasTime Air psi H 0 Ae V CLR Ft B ccs SED AY 2 lt 2 o4 Jano ta take cargas 3 ie e Soh x po dida co pe so se I seas SP AIDE AEE PELE DA APIS COD Press BACK to exit i Press SELECT to continue te E CLR Ft B ccs Kot ACE E The DECO VIOLATION will display in the Pre Dive and Dive screens for 24 hours If you ignore these warnings and dive again the Cobalt will continue
9. Menu Driven Graphic Display User Customization Alerts Units Language Dive Log Storage Rate Safety Reserve Operating Firmware Ocean Concepts Inc Firmware Updates User Upload by USB Algorithm Algorithm Recreational RGBM Dr Bruce Wienke Tissue compartments eeseesseeeseeene eene nnne nnns 15 Altitude range Automatic to 10 000 3 048 m Gas Types C Air or Nitrox to 99 02 Gas Switching Up to 6 user defined mixes Settings htro aeania Age Workload Conservatism Decompression Deco Deep and Safety Stops Operating limits Maximum depth eee 330 100M Maximum tank pressure 5000 psi 344 bar Operating temperature 0 125 F 18 49 C Introduction The Cobalt Diving computer is the first of a new generation of computers that are easy to use intuitive and easy to read The menu driven interface is self explanatory at every level and can be mastered in just a few minutes In spite of its simplicity it is immensely powerful and offers many sophisticated functions to the advanced user The full color LCD display is easy to read sharp and bright with high contrast and is very energy efficient for long battery life The lithium ion battery is built into the cas
10. TT e 9 1 f am Pa WE co E M AED VE EE EE ee mg m P Po NW Mr ae Simply oriliant iSNn t it Easy to see Simple to use Briliant LCD display Table of Contents Getting Started O PECHICAN NS css c C 4 WITOOUCH OI ee E 5 Warning o RC ORAR RR ARE NS NS ND 6 Battery Charging and Replacement sess 8 High Pressure Hose and Quick Disconnect 10 Ja trziEe 1i0 enm ER 11 Main Menu and Navigation 12 Personalizing and setting up your Cobalt Settings Mert efits Gite eter eet RC een oit a Hea 13 Time and Date Tepen E E den Gee E cada 14 Personal IAGO p Ip 15 Preterences eI 16 Dive Settings annn n aa E S 17 Gas and Tank Settings esee 18 Gas Mixes Editing eir P aE REES 19 Gas SWRC AIEG serre hop kar ex aeu etuer una Epa 20 Screen Brightness ccccceccssssseceeeeesseeeeeeseeeseeeeeseneeeeeeees 21 System Information 5 0 eie ien esten dentine divans 22 Diving with Cobalt Pre Dive Check a eeeeerrerane nennen nnns 23 Ready To DIVE Scr tes asit eres exta da Ret ab cana ad et cao ea ead 24 The Dive Screen E E nennen nennen nnns 25 COMPASS EE 26 Safety and Deep Stops eee 27 Multi Gas Diving ccccccsesseeceeseesseeceeceseeseeeeeeseuaseeseesenaaeees 28 Decompression Diving rear PAS Decompression Violations eee 32 Other Dive Screen Alerts er
11. alt computer to accurately calculate your gas consumption The Cobalt only estimates gas time remaining for the primary gas Once a gas switch is made underwater the Cobalt will pause the gas time remaining calculation until it is switched back to the primary gas 19 20 Gas Switch Alerts 3 D On Descent A On Ascent Enter this screen from the Defined Gas Mixes Screen or any Gas Mix Edit Screen i Mix Depth Choose the mix i Scroll to a Gas Switch or Ito ADD item Use SELECT to edit remove or add Alert e y Ge pa Enter the switch depth Choose the alert to come on during D descent or A ascent in Important You must preprogram at least one gas switch alert in order to enable the manual gas switch function when underwater accessed when diving by pressing the UP button Main Menu gt Settings Menu gt Gas Tank Settings gt Gas Mix Edit gt Gas Switch Alerts Gas Switch Alerts must be set if you are diving with multiple gas mixes and wish to enable gas switching during a dive A maximum of six alerts may be set only for gas mixes that have been defined in the Gas Tank Settings screen After adding the gas switch alert you will see a table summarizing the alerts You can add remove or edit any switch alert During the dive an alert will sound and a dialog screen will appear when the set depth is reached Gas switching in Cobalt is never autom
12. atic if you do not acknowledge a switch alert by pressing a button and then confirm with a 2nd press the alert will go away with no change When diving the current gas selection is always displayed In this screen adjust the display brightness using the UP and DOWN buttons b a Set Screen Brightness Fe et ee TE am P WE eo E D AD VE EE MEE PEE 31 COBALT Adjustment Mode Scroll Up Down FETT TT WARNING Increasing brightness will reduce battery life vp When diving only the DOWN button will adjust screen brightness Note Turning the brightness up will use more battery power LOSS REI ENIE V CS A EB 83 A Y Increase Decrease Main Menu gt Settings Menu gt Screen Brightness This screen sets the default brightness preference for your Cobalt computer There are two options Scroll Up Down allows you to set the brightness manually Use the UP and DOWN buttons in this screen to adjust the default brightness level Lower levels will save battery power Automatic will allow the Cobalt to automatically adjust the display brightness to match external lighting conditions Color displays may be difficult to read in direct sunlight Turn the display towards the shade or turn up the brightness level In normal diving environments the display will seem bright even at a low setting and you will want to dim it or set it to automatic for night diving Underwater ea
13. ch press of the DOWN button will reduce the brightness from high to low Once it reaches the lowest setting The next button press will return to the brightest setting and repeat the sequence 21 22 User Name Serial Number Software Version Sensor Readings Current Atmospheric Pressure Tank Pressure Temperature Battery Status USB Use to connect to a personal computer Demo Use to view sample Dive Screens visit www atomicaquatics com for the current status of any PC or Mac download programs for Cobalt PELL ALS nur OPAC BASS FP Io c OES SOE has DIES O SHARE ur System Info User Name ATOMIC Serial Number None Dive OS V ES4 54 Ocean Concepts Inc Sensor Data Atmos Pressure 1017 mbar Temperature Tank Pressure 22 C 0 bar Main Menu gt Settings Menu gt System Information The system Info screen contains important information about your Cobalt There is also a button to enable transfer of dive data to Atomic s dive log software on your personal computer and an option to view a set of demonstration dive displays Use the UP or DOWN buttons to toggle between options and press the select button when highlighted blue to access them In the demo mode press the SELECT and BACK buttons to cycle through a series of sample dive screens When in various sample screens use the UP and DOWN buttons to view alerts and a
14. deep or decompression stop is required e ni DosDosess SSS No Dec Time 00 52 7 Dive Time 33 63 Max126 Gas Time Air psi 1240 LOG CED NA C A CIA IP The next required m depth and time min sec _ are shown in the box 7 BIZ at the top left of the E Ag screen i No Deco Time is moved to the upper right of the screen Safety Stops are always recommended and indicated in a green box that will appear when nearing the surface or after any deep or safety stops have cleared Deep stops are indicated in a blue box as the stops become required Main Menu gt Ready to Dive Safety and Deep Stops Even diving within the No Deco limits you may still accrue a safety stop or deep stops These are pauses in your ascent that reduce the likelihood of micro bubble formation and decompression sickness Safety stops are performed at 15 ft 5 Deep stops are similar to safety stops but are made at deeper depths Do not overstay deep stops as this will begin to increase your tissue saturation and your ascent time to the surface Always observe all safety and deep stops On ascending to within 5 ft of any prescribed stop an alert will sound and the stop depth window will indicate At Stop The time will start counting down to zero The stop will clear and the next stop if any will be displayed Straying outside the stop range will trigger an alert and warning to
15. diving Time and Date must be reset any time the battery becomes completely discharged You must use the 24 hour format to initially enter the time but the display preference can be set to 24 hour or AM PM For instance 2 00 PM in the 24 hour format would be set 14 00 WARNING If you are still in a state of partial saturation following a dive resetting to a different time will alter your decompression calculations A warning will appear if you attempt to set the time to earlier than the last saved time Use the UP and DOWN buttons to move between the entry fields B Personal Info Press the SELECT button to save the Contact Info highlighted field 55566555 Birth Date Age 40 Year Month Day When a character is Li L1 highlighted press UP B EM Enter name using A Z and DOWN to change t seca and hohe the value and press A 12 characters max SELECT to enter and fi D ess move to the next qi EMS BSR Aes entry field 1i Help screen provides extra setup information IC a 4 f i Main Menu gt Settings Menu gt Personal Info Press SELECT to activate the highlighted window to enter Your Name Contact Information phone or other personal Birthdate will compute your age Press the UP or DOWN buttons to sequence through the letters and numbers Press SELECT to enter the letter and advance to the next one Important The age
16. e It can be quickly recharged with the AC charger or slow charged by plugging into the USB port of any PC It will provide 40 50 hours of dive time between charges and many months of standby power If capacity diminishes after several years of use replacement can be done by the factory or an authorized Atomic Aquatics Dealer The on board rapid response 3D digital compass makes underwater navigation simple Set a course and go Unlike most digital compasses it will remain active until you choose to turn it off Crucial dive information is always displayed The Cobalt includes a high pressure quick disconnect that allows the Cobalt to be removed and carried separately from your regulator system The Cobalt is a multi gas computer that can be set for any Air Nitrox mix to 9996 O2 Up to 6 mixes can be preset for easy switching including gas switches underwater The dive log and planner are powerful tools that allow the easy interactive planning of almost any dive including repetitive and multi day diving The logbook will store up to 600 hours of detailed dive profiles in memory The Algorithm used in Cobalt is the Recreational RGBM Reduced Gradient Bubble Model created exclusively for Atomic Aquatics by Dr Bruce Wienke The RGBM is designed to cover a wide spectrum of diving activities such as bounce altitude decompression repetitive and multi day RGBM is a dual phase model that combines the dissolved phase Haldane and free p
17. ed SIM Dives to reach the surface Total Time To Surface a K K 12 min aM SIM Dive Detail gt DECO E o Depth Time ft min Type orstops ER gt Surfacing Schedule 15 2 0 Safety To view the surfacing schedule of any saved simulation dive Select the Show go Sof se dg db O T Deco button in the Detail Screen for the particular dive The surfacing schedule shows all the required safety deco and deep stops to reach the surface and the total time to ascend to the surface at a 30 feet per minute rate 45 46 Maintenance un After each dive rinse the Cobalt and quick disc onnect with fresh water Be sure to rinse the underside recess where the USB pins and water contacts are located It may be rinsed or soaked with or without the quick disconnect installed The high pressure sensor is a ceramic material and is not affected by water Replace the rubber cap on the high pressure fitting when not in use to keep out dirt or contaminants Store in a clean dry place out of direct sunlight The high pressure hose and quick disconnect assembly should be serviced every 2 years or 300 dives by an authorized Atomic Aquatics Dealer or by the factory To avoid depleting the battery do not store the Cobalt with the charging adapter plugged into the unit Remove the charger from the Cobalt when fully charged Avoid placing the Cobalt near strong magnetic fields such as speakers or large motors as these could d
18. edule based on the current gas mix For deep and exceptional exposures decompression dives below 150 you will not see deep or safety stops The algorithm will incorporate them into the required deco stops which must be observed 29 c10 N A H ti PPOPEGEAE ene e ME LLILLIILIIJIJIJIJIIIII When you reacha Ascent Time depth within 5 1 5m i 29 of the stop depth 4 Max126 Dive Time 33 the label will change from Deco Stop to At Stop and the time will begin counting down Gas Ti Air psi towards zero gp P p 1240 A GZ IL A TE E Main Menu gt Ready to Dive Decompression At Stop To reach your decompression stop ascend at a constant 30 foot per minute rate to the depth indicated in the Deco Stop window When you are within 5 ft 1 5m of the indicated depth the Deco Stop label will be replaced by the At Stop label The timer will count down to zero as you complete the stop When completed the next stop if required will be indicated in the Deco Stop window If you go below the stop depth after beginning a stop the timer will stop counting and a GO UP alert will sound and display Continuing to descend will result in the calculation of a new decompression schedule which may include deeper or longer stops EM IIIIIIIIIITTIII Ascent Time Ascending more than 5 feet above 00 30 J the stop depth gt a SOn 3
19. eserve depth is exceeded Set Exertion Level for Alerts can be both visual and audible ON visual only SILENT or OFF AM CB ENIR oom A C EE PI A TILES Visual alerts will flash the relevant part of the dive display A WARNING Although the risk is very sma no decompression algorithn can eliminate the risk of decompression sickness _ More conservative settings will help reduce risk even further Main Menu gt Settings Menu gt Dive Settings _ Risk Level is used to add more conservatism to the STANDARD decompression algorithm STANDARD is the basic setting yielding the longest no decompression limits MODERATE is slightly more conservative than standard CONSERVATIVE is the most conservative setting and has the shortest no decompression limits Exertion Level is set to the planned exertion level for the dive Setting the exertion level to high increases the conservatism of the algorithm shortens no deco times Safety Reserve sets the tank pressure with which you wish to return to the surface This is used in diving by the Gas Time Remaining calculation which shows the time you can remain at a depth while still returning to the surface with this reserve pressure after making all deep decompression and safety stops 17 18 The Defined Gas Mixes screen lists up to 6 predefined gas mixes and tank _ Defined Gas Mixes Primary on hose
20. for USB USB Charger Adapter Slot for USB Charger NOTE Always unplug the adapter from the Cobalt when not charging or the battery will discharge T 2 Battery Your Cobalt uses a rechargeable Lithium lon battery that is sealed inside the case Check the battery level the charge level is displayed in the Main Menu and fully charge the battery before the first use and occasionally afterwards Best battery life will come from keeping the battery charged A full charge will last for approximately 40 50 hours of dive time depending mostly on screen brightness settings A battery warning indicator will appear on the dive display if the battery charge is below 20 This charge level should still be sufficient to complete several average dives On the surface The Cobalt display will automatically go dark after 5 minutes to conserve power Press the SELECT button to wake the display The Cobalt is never really turned completely off but has various sensing modes depending if the Cobalt is wet or in the Ready to Dive screen It will wake automatically if it is submerged in water and will start a dive if it senses pressure However we strongly recommend that you use the Pre Dive Check function to ensure your settings are correct and manually select the Ready to Dive screen before entering the water If the Cobalt 2 becomes completely discharged and will not wake it can be recharged using either the A C or USB charging source However
21. g i kK ER Erase all saved simulation dives Main Menu Pamng gt Simulation Menu The Simulation Menu is the control center for Cobalt s Advanced Dive Planning features From here you can plan dives including multiple dive series and multi gas diving save and view previously saved simulations predict gas consumption on dives and generate RGBM decompression tables Unlike Desktop dive planning software Cobalt s simulations can start with your current decompression status based on actual diving Simulating dives is an excellent way to familiarize yourself with the operation of the Cobalt computer 39 40 Set gas consumptioi rate in cubic feet or liters to predict gas use during a dive Simulation Setup j PN Gas Consumption Rate a a z Dos Set risk level and SE exertion level for the Conservative E Exertion Level algorithm Moderate Altitude Setting Current Altitude Set altitude range Set SIM Gas mixes Edit value of average consumption rate Set SIM Gas switch alerts Settings in the simulation setup SIM Gas mixes and SIM gas switch alerts apply only to the simulator and do not change any settings used for actual diving Main Menu gt gt Simulation Menu gt Simulation Setup The same preferences in the dive settings menu are available in the simulator In addition you can set a s
22. hases Bubble Physiological factors such as age and exertion level may be input by the user Additional settings are also provided to set the conservatism level Visit our website www atomicaquatics com for more information Wamings E TT WARNING y Before diving you should have the proper training from a qualified instructor and obtain a certification from a qualified training agency No computer is a substitute for proper training WARNING Read this manual carefully before diving It is imperative that you fully understand the functions and displays of the dive computer and that you are both proficient in and familiar with their use prior to diving The improper use of this computer may lead to serious injury or death WARNING The gas mixes for enriched air nitrox will not accept fractional percentage values of oxygen concentration You should always round down when editing a gas mix in the Gas Tank Settings Menu For example a gas mix of 32 6 oxygen should be entered as 32 Rounding up will affect decompression calculations which could lead to decompression sickness WARNING This computer is for recreational use only The computer is not designed for commercial or professional diving the demands of which may exceed your and the computer s limitations Exceeding these limitations may cause serious decompression sickness or other injuries including death WARNING There is always a risk of dec
23. he Simulation Menu Clearing Saved SIM Dives is a global action individual SIM dives can t be erased Select the highlighted dive you wish to view and press SELECT to go to the SIM Dive Detail screen 43 44 O os us No Fly Time Use the UP or DOWN buttons to highlight and press SELECT to view additional NR SIMDivet 3 8 25 10 Start Time 1 Dive Time Max Depth Primary Gas information ok tee View Profile i Status Violations 9 CNS 4 f A EG OTU 40 min View NST this option Bi shows only for the na last saved SIM dive OPANIA DO Show Deco this option shows only if a Deco schedule was generated H Main Menu gt Penig gt Simulation Menu gt View Saved SIM Dives gt SIM Dive Detail A summary of recorded dive data is displayed for the SIM dive Additional screens are accessible to View a detailed profile of the SIM dive including gas consumption for secondary mixes View a no stop time calculator based on the results of the last saved SIM dive View a decompression schedule if any showing all Deep Deco and oafety stops Note This option will only appear when the BACK button with the Save option is used on starting the ascent to allow the Cobalt to automatically calculate the ascent schedule p nm RUSO INCI gt mm gt Simulation Menu Total ascent time Surfacing Schedule gt View Sav
24. isturb the compass calibration Downloading the logbook The Cobalt will store approximately 600 dives in the onboard logbook at the default sample rate of 30 seconds Downloading the Cobalt 2 s dive log data to a personal computer is supported by a number of dive log applications for Windows Mac OS and Linux Check the Atomic Aquatics Website www atomicaquatics com for current information regarding availability of download software Software upgrades From time to time new software versions will be available for the Cobalt It is always recommended that you use the latest software version The software version is listed in the Settings Menu System Information screen Check the Atomic Aquatics Website www atomicaquatics com for available downloads and the most current information regarding the how to obtain these updates T ab Warranty Atomic Aquatics warrants this Dive Computer ac E defects in materials and workmanship for 1 year to the original owner Atomic Aquatics will at its option repair or replace any components it finds defective This warranty covers only products purchased from authorized Atomic Aquatics Dealers To activate this warranty you must complete and return the warranty registration card or register online within 30 days of purchase A minimum reasonable maintenance of fresh water rinsing after use in salt water and proper storage is required Factory or authorized dealer servicing of the high pressure quick disconnect as
25. larms and to see the gas switching dialog Deep Safety and Deco stops will count down in real time Experiment Repeatedly pressing the BACK button will return you to the System Info screen The Pre Dive Check screen provides a single place to E E Gast at review important PreDive Check 1000 psi 500 psi Surface 450 psi 180 ft Low Gas 1 Low Gas 2 Max Depth information about eee R eT q rimary Gas Ir the alert settings ws PO2 1 6 atm 2 Tank Size 80 cf 8 300 psi risk level and i ER Switch Alerts set for gas settings prior T EN to diving Ready to Dive Battery Status b osescscos 94 a lt b di LOSE CE S E MS At 8H AY 3 ane a hd y pow AN a D Main Menu gt Pre Dive Check Once all the user settings have been entered in the Cobalt you can go to the Pre Dive Check to review all your important settings and critical dive information prior to your dive To change the settings for Low Gas Gas at Surface Max Depth or Risk Level see the Dive Settings screen Gas settings PO2 alert settings tank size and alternate mixes are set in the Gas Tank Settings screen Alternate mixes will not display unless a Gas Switch Alert is programmed in the Gas Switch Alert screen Press SELECT to go to the Ready to Dive screen Press BACK to return to the Main Menu
26. le battery Leakproof magnetic buttons Air and Nitrox to 99 O2 Preprogram up to 6 gas mixes Gas switch underwater Recreational RGBM algorithm Customizeable user options 3D fully compensated digital compass 600 hour dive memory Automatic altitude adjustment Maximum operating depth 330 100 meters Specifications Physical SOE cae os E E E ED ates cence 6 5 16 5 cm WIG a JR ARA GR RR RSRS r e SR 2 6 6 6 cm Thickness E aa a 1 4 3 5 cm Weight with hose s sssssssssssssssseessensrnreerrrrerrnrenenne 1 1 Ib 500 9 Weight without hose cccceeeceeeeeeeeeeeeeeeeeaeeeees 0 7 Ib 317 g Hose connection 1 4 turn quick disconnect with lock Hose type Slimline 5 16 8 mm Kevlar reinforced Switches eesss Magnetic Leakproof Pushbuttons Electronics Display RR 2 4 61 mm LCD full color Battery type eese Lithium lon Rechargeable Battery duration 40 50 hours dive time per charge Battery life minimum 80 after 300 charge cycles Battery charger esee A C 110 220V or USB Battery Replacement Dealer or Factory Depth sensor eee 0 200 psi 0 14 bar Tank pressure sensor 0 5000 psi 0 350 bar Ceramic Compass rose Sh rede sopas 3D fully tilt compensated Software User Interface
27. lete the dive entirely with button presses however to easily complete the simulation at any time press the BACK button A pop up menu will appear giving you the option of saving or not saving the dive If you select Save an ascent profile will be drawn to the surface including any decompression stops deep stops or safety stops If any gas switch alerts are set the gas switches will be automatically made The dive will be saved in the Sim Dive Log and you will be returned to the Simulation Menu 41 42 Simulating multi gas decompression dive done in the same basi manner as simulating other dives AP v 1 When simulating decompression dives the Deep Stop Next Stop or Safety Stop boxes wil show on the screen just as it would in the actual dive screen To ascend you can either manually ascend using the UP button pressing SELECT to increment time at decompression stops or you can press the BACK button and select Save to generate a path to the surface automatically making all stops and any programmed gas switches The decompression schedule is saved with the dive in the SIM Dive Log Mem IIIITITITITITIT 1 Asc Tm Ts aa Saving Is Now i Complete e PAU Max 120 Consumed mmh Main Menu gt gt Simulation Menu gt Start Simulation Advanced Dives To simulate dives using Nitrox or multiple gas mixtures you must first set up the gas mixture
28. n percentage or entering the wrong value could subject you to decompression sickness A WARNING Always dive with back up instruments Even when using a dive computer you should always carry a submersible pressure gauge a depth gauge and a watch or other timing device WARNING You should never fly after diving until you verify that the No Fly Time reads 0 00 Flying during the No Fly Time can result in decompression sickness Compass Recalibration Procedure Turn on the computer go to Main Menu Settings Calibrate Compass Step 1 Orient the Cobalt along an estimated North South direction Press SELECT to start calibration Step 1 will Step 1 begin flashing Rotate the Cobalt in a North South plane Nm until Step 1 stops flashing sd and Step 2 begins to flash Step 2 Turn 90 degrees and point the Cobalt East West Rotate on its lengthwise axis on the east west plane until Step 2 stops flashing and the Step 2 compass appears N Check the compass function and repeat if needed If satisfied select the Save button Exit the calibration screen using the BACK button Avoid exposing the Cobalt to strong magnetic fields These can alter the compass calibration Note that diving near large metal masses may alter the accuracy of any compass Over Pressure Plug USB Charger DO NOT Terminal TAMPER Socket WITH and Wet Contacts AC Charger AC Charger Cable Flip Adapter over
29. ng with any violations such as Ascent Rate PO2 limits or Decompression Violations The Dive Log Profile allows you to step through the dive in the same interval that was used for _ data storage g T Press UP to advance press DOWN to go back u The Cobalt computer can store approximately 600 hours of diving at the default sample storage rate of every 30 seconds The sample storage rate can be set in the User Preferences screen Main Menu gt gt Dive Log Summary gt Dive Log Profile Dives data is stored in the Dive Log as a series of snapshots taken at the storage interval selected in the User Preferences Navigate forward and back through the dive using the UP and DOWN buttons As you move through the dive the dive data will update below Violations are indicated by a red section in the vertical dive profile line Pressing the SELECT button will jump to any event in the dive such as a violation calculating a new decompression schedule or a gas mixture switch These will be noted by abbreviations in the STATUS area at the bottom of the screen Sw gas switch DSch decompression schedule created As ascent rate violation PO2 PC2 limit exceeded XSt missed decompression stop JSt stop completed Ba low battery alert issued CNS CNS violation 37 38 ULL RAOUL gt Use your current N No Stop Times gt No S
30. ome to the Main Menu to the Set Main Menu The Main Menu is home on the Cobalt Computer It contains the most commonly used items related to diving or dive planning Pressing the soft touch rubber buttons of the Cobalt activate leak proof magnetic switches Press to make a momentary contact and release to make your selection It s not necessary to hold the buttons down Try it a few times to get the feel of their operation From any screen pressing the BACK button repeatedly will return you to this menu set The Cobalt 2 can be manually reset in the event of gt problem by holding both the SELECT and BACK buttons imultaneously for 11 seconds After reset the Cobalt will go Time and Date screen Reset the current time and date No user data or saved dives will be lost Warning Never perform a reset during a dive as your decompression status will no longer be accurate for that dive Highlighted Mer Item vo Preferences Personal Info Time and Date r T Screen Brightness Gas Tank Settings Calibrate System Information A M Set Risk and Exertion tS levels Set alerts for low E H i air and max depth hi ANE wen X EPS secs A CIPA TILES Help Text PY i q A AN Use the UP or AR E C D BE 7 DOWN button to highlight lt lt your selection ELECT to l WV Main Menu gt Settings Menu The Settings Menu is
31. ompression sickness on any dive regardless of whether you follow dive tables or a dive computer In order to lessen the risk of decompression sickness you should always dive well within the exposure limits provided by this computer If you experience symptoms of decompression sickness seek medical attention immediately WARNING Before diving make sure the battery is charged to allow diving time well in excess of your planned dive Atomic recommends that you not dive with a battery status of less than 25 a P WARNING q Do not dive without activating the computer Before entering the water you should ensure that the display is functioning properly that you have reviewed the information in the PreDive Check menu and have selected the Ready to Dive option If you feel the computer is not functioning properly or that the information contained in the display is incorrect do not dive WARNING You should never share or trade your dive computer during a dive Your computer gathers information during a dive that is applicable only to you If you share or trade your computer with another diver your decompression limits will be inaccurate which may cause decompression sickness Warnings WARNING You should never dive with enriched air nitrox unless you have personally verified the oxygen percentage and entered the proper value into the Gas Tank Settings menu of your dive computer Failing to verify the oxyge
32. pecific gas consumption rate and an altitude range other than the current altitude Changing settings in the simulator only applies to the simulated dives and will not change your dive settings Risk Level and exertion levels adjust the conservatism of the algorithm Change altitude settings only if you want the simulation to be other than your current altitude The Cobalt Computers pressure sensor will base calculations on current atmospheric pressure if Current Altitude is selected Selecting the Gas Mixes icon allows set up of alternate or multiple EAN mixes Selecting the Switch Alerts icon allows programming gas switches for simulated dives Interactive profile showing input of depth and time UM AE us The display updates through the dive including showing Max 84 EN Dive Time predicted gas T Air Consumed consumption in NN Surface Cubic Feet na or liters if liters are Bg selected in the volume preferences If any stops are required they will appear as they would on the actual dive screen LOSE CBS BES A ft 43 A COF Main Menu Panming gt Simulation Menu gt Start Simulation Simulating a dive is done by pressing the DOWN button to descend 5 feet or one meter for each button press Pressing SELECT will then increase the dive time by one minute with each press Each SELECT press will extend the dive profile being drawn on the screen You can comp
33. re 1 Figure 2 Figure 3 High pressure connector wm Unscrew the l Push on and 3 Screw lock lock ring until dune turn to the ring gently Ms d right 1 4 turn up against High pressure disconnect FR to lock 5 console base hose and i a to prevent quick disconnect oe ESI accidental disassembly Do NOT overtighten Lock ring High Pressure Hose and Quick Disconnect The Cobalt is supplied with a lightweight small A high pressure hose that is both flexible and highly durable maximum 5000 psi 344 Bar working pressure The smooth outer covering is UV resistant and will not abrade or collect sand or debris The quick disconnect feature allows you to easily disconnect the Cobalt from the high pressure hose and regulator system for separate transport or storage Important Note Always turn the air pressure off and depressurize your regulator before attempting to remove or connect the Cobalt to the high pressure quick disconnect It will be very difficult to connect or disconnect if there is pressure in the hose Initial set up Note We recommend initial set up and check be done by an authorized Atomic Aquatics dealer 1 To assemble the hose to your regulator first identify the High Pressure port on your first stage you wish to use marked HP Remove the plug and install the threaded end 7 16 20 thread of the hose Screw in the hose fitting hand tight then snug it securely wi
34. re 33 POST Dive SCIeen mia os TN 34 The Dive Log Dive Log Summary eeeesessseeeeee eene nennen nnns 35 Divetog Details cc 36 Dive Prole S ecd Dani pra tees AS ee ee S 37 Dive Planning NO StD TIMES 5 ees cesi ood rote daaa a ead 38 Dive Simulation 0 RE 39 Simulation Set up seeeesesseeseeeeene nennen nnns 40 Simulating DIVES RM 41 Viewing Simulated Dives cccccssecceceseesseeeeesenseeeeeeeanaaeees 43 Decompression Surfacing Schedules 45 Care and Maintenance Warranty Maintenance Software Upgrades 46 Download Logbook GEMENS 46 WAIT any uisi oper es aero De RU e CREIO Da UO A cede T ane 47 Dive Display Saturation Indicator No Deco Time R i e Time No Dec Time Dive Time Compass with Heading Current Depth Temperature Gas Time Remaining minutes 1 0404 ANC IIR IIT Ec LECT E F Menu Navigation Buttons Scroll Up Gas Switch Back Compass Off Select Wake Compass On X Scroll Down or Screen Brightness while diving Welcome and congratulations for purchasing the Cobalt the most intuitive easy to use and easy to read dive computer available To personalize your computer and learn more about its many features please take a few minutes to read this manual before using A partial feature list Powerful ARM microprocessor Brilliant high resolution color display Rechargeab
35. s and gas switch alerts in the Simulation Setup Gas Mixes screen Gas mixtures entered in the Simulator are distinct from gas mixtures set up in the normal diving area of the Cobalt changing one will not alter the other Gas Switch alerts if set will trigger an alert dialog when the switch depth is reached just as they would in actual diving If the automatic ascent option the BACK button is used any programmed gas switches will be made automatically on ascent Gas consumption is predicted for each mix used and can be seen at the bottom of the screen when ascending manually or viewed in saved SIM dives by stepping through them in the Profile Screen per mE ssa d From the SIM dive log you can select and view a variety of gu details about the dive SIM Dive Log Summary Dive Time Dive Time Date Max Depth 1 42am 23 min 8 25 10 135 ft 42 2 04am 24 min 8 25 10 85 ft 10 40 pm 24 min 8 24 10 120 ft Use the UP and DOWN arrow to highlight the dive and Press the SELECT button to view the dive details Any repetitive dives are noted by an arrow between the Dive fis Main Menu y gt Planning Moe a iu ED Simulation Menu gt View Saved SIM Dives Saved simulation dives can be stored in this special log for planning demonstration or reference The SIM dive log works just like the actual dive log except SIM dives can be erased using the Clear Saved SIM Dives function in t
36. s switching manually Press the UP button during a live and a dialog allowing you to scroll through all the defined mixes will appear Use the UP button to step through the available mixes Confirm the switch just as with an alert initiated switch In decompression _ diving the display further changes with the Ascent time E ccoo ess i T Ascent Ti replacing the No Deco lero e ime time in the upper right ps D corner of the display 33 Max126 Gas Time Air psi 1240 LOSE CED ENB BES LN APA A EB 83 A Deco Stops are indicated in an orange window Ascent time is based upon a direct ascent at a rate of 30 per minute including all o Yoro fg 0 g o 0 Ro lt 1 and safety stops Warning All deco stops must be completed in addition to any deep or safety stops indicated Main Menu gt Ready to Dive Decompression Diving Decompression is indicated when the no deco time reaches zero and is replaced by the Ascent Time Decompression stops will be indicated as they accrue Only the deepest stop which may be a blue Deep Stop will be displayed When it is completed the next required stop will appear Any programmed gas switches are taken into account when Cobalt calculates decompression and ascent time However if you dismiss a gas switch alert dialog without making the switch Cobalt will recalculate your decompression sch
37. sembly is required at intervals of 300 dive hours or 2 years whichever occurs first This service will include disassembly cleaning replacement and lubrication of all o rings and seals and safety check To obtain warranty service you must deliver the product to Atomic Aquatics or one of its authorized repair facilities If you send it to the factory you must pay the shipping charges to the factory If the computer is returned to the factory and it is determined that the problem is due to material or manufacturing defect there will be no charge for parts labor or return shipping This warranty does not cover damage or defects due to neglect misuse alteration or attempted repairs or disassembly by someone other than an authorized dealer Atomic Aquatics shall not be liable for loss of use of this product or incidental or consequential costs or damages incurred with the use of this product Some states do not allow this exclusion so the above may not apply to you This warranty gives you specific legal rights and you may have other rights which vary from state to state 47 Pu ufa 9 1 L1 P4 WE co NE AD EE EE IEEE GE ZA Phone 888 270 8595 www atomicaquatics com MADE IN U S A 12 2013
38. th a wrench 9 16 Do not over tighten or you may damage the threads maximum 40 inch pounds Connect the Cobalt to the quick disconnect fitting Unscrew the large plastic locking ring towards the hose so the end is flush with the end of the metal quick disconnect fitting Fig 1 Push the quick disconnect onto the Cobalt and twist 1 4 turn clockwise to lock it in place Fig 2 Gently screw the plastic locking ring up against the base of the Cobalt to keep it in place Fig 3 Connect the regulator to your tank and slowly turn the air on Check for leaks by listening and submerging the hose fittings in water Press the Select button to wake the Cobalt and go to the dive screen to check the air pressure Upon initial pressurization it will take approximately 20 seconds for the air pressure to display To remove the Cobalt from the quick disconnect depressurize the regulator unscrew the locking ring push in and turn the disconnect 1 4 turn counterclockwise to release Replace the rubber protective cap on the high pressure inlet of the Cobalt when not in use 11 12 Menu Selections Current time Main Menu and date Na CN Pre Dive Check Settings I Planning DIA eye Sleep Mode 9 40 PM 10 25 2009 Surface Time No Fly Time Surface interval since last dive max 24 hours 0 00 0 00 Battery Status Battery status esosecesn 83 Back Back will always return you h
39. the Control Center of your Cobalt computer It s where you will find menu items related to personal preferences and settings Use the UP and DOWN buttons to highlight the menu items You will see a brief description of the menu item in the lower help menu Press the SELECT button to go to the highlighted screen Important Use these settings to personalize your Cobalt before you dive 13 14 ps Use the SELECT button when a box is highlighted to edit the values Once the digit is highlighted in yellow use the UP and DOWN buttons to increase or decrease the number Press SELECT again to accept the value and move to the next digit or field If the box is not active _ all blue with no single digit highlighted the UP and DOWN buttons will move from box to box The BACK button saves and returns to the previous menu Set Time and Date O19AM 1 07 2009 1 Set Time Use 24 hour format 2 Set Date i Year Month Da 3 Set Display Preferences Time Date Main Menu gt Settings Menu gt Time and Date Important The time and date must be correctly set in order to accurately track your dives Setting the time and date enables the Cobalt to keep track of dives chronologically The internal clock is also used for decompression calculations If you travel to a different time zone set to the local time before
40. tion and the maximum depth of the dive Pressing SELECT when a particular Dive is highlighted will open the Dive Details screen with more detailed information about that dive Pressing SELECT when the left or right arrow icons are highlighted will display the next or previous page Note Dive 1 is the test dive done at the ES factory to ensure accurate operation and i cannot be erased 35 36 prr uM annes acd Ser Select the View E surface Time No Fly Time m t Profile icon to see _ REA E 1 ive 3 8 12 10 a graphic profile AS Start Time Dive Time where you can Max Depth Primary Gas step through the t Start End 2436 533 psi dive and view each ia Total Use 73 0 cf 0 42 cfm stored segment Status Violations Select the View 4 MI 7min NST icon to go BE to the No Stop RN TAY Ec ra ac Time calculator Tij This option is only available when you are viewing the most recent dive in the log Main Menu gt gt Dive Log Summary gt DIE DISSE The Dive Log Detail provides a complete summary page of the dive including the breathing gas used maximum and average depth starting and ending tank pressure actual gas consumption and gas consumption rate and any violations Surface Time if less than 24 hours and No Fly Time are displayed at the top of this screen CNS and OTU oxygen toxicity units are displayed in the bottom section alo
41. to function and display all dive data however the decompression information may not be valid Decompression Violations A Warning If you fail to complete a DECO stop the display will flash DECO Violation Schedule Not Verified and Go Down Descend immediately to the indicated depth If you violate a deco schedule and see these warnings the Cobalt can no longer compute a proper deco schedule and the displayed schedule may no longer be valid You should still complete any displayed schedule before surfacing and if possible make additional safety stops If you surface from a dive with this warning you are advised to stop diving and to seek medical attention Ascent Rate Alert Slow your ascent j A eccccceeeee ooo 4 Ascent Time Es Dive Time Flashing Depth Alert Ascend to shallower _ depth ME Flashing Low Air or Gas Time Alert Ascend to shallower depth hs E ry Flashing PO2 or CNS Alerts PO2 Ascend to shallower depth CNS Alerts you if you reach 80 or more Ascend and terminate dive error do User set Low Gas and Max Depth Alerts can be both visual and audible ON visual only SILENT or OFF All others are both visual and audible and cannot be turned off Other Dive Screen Alerts and Warnings Ascent Rate SLOW If your ascent rate exceeds 30 feet per minute for longer than 10 seconds the Ascent Warning sounds and flashes SLOW Stop and slow
42. top Times deco status or Stat Dive In qn q 1 hrs and 30 min Rises surface wm Checking no stop times is probably the most a ee common dive planning function Cobalt Forecast with your Ea enn ME allows you to easily predict no stop time after current gas or a TE uut additional surface interval or using different different mix j 4 53 min E EAN mixes The no stop times No Deco limits 41 min 33min ME are based upon your current saturation and No deco times default to the last primary gas setting displayed in 10 8m increments You can enter additional surface time and or change the gas mix in the fields at the top of Ti ispl d am a the screen Cobalt will recalculate new no stop go beyond the times based on those changed parameters calculated MOD Pressing SELECT when the arrow icon is highlighted will take you to a second page of times maximum operating e 270114 Ml o 1210 Ko the PO2 limit you have selected per mm Simulate dive based upon your current deco status or the last saved simulation for multi dive Plan Dive Based On planning Additional Surface Time A Lo Hous O Minutes Enter additional surface time after the s BIS Saved Sim Dives last dive Clear Saved Sim Dives Set simulation details x Specify starting tissues i Seis View any saved m simulated dives in the PP SIM Dive Lo
43. ve screen dashes will replace the No Deco Time If you then press the BACK button or if another dive does not begin within three additional minutes Cobalt will display the Post Dive screen The Post Dive screen summarizes all the details from the dive including any violations CNS status and OTU oxygen toxicity units You can view the dive profile for this dive or the No Deco limits for your next dive by selecting the View Profile or View NST icons If you leave this screen you can recall the information by going to the Dive Log and viewing the last saved dive The Dive Log Summary screen is a list of all dives logged by the Cobalt computer showing dive number time LI date duration and 2m maximum depth 10 47 am Dive Log Summary Dive Time Dive Time Date Max Depth 1 24 09 10 22 am 1 23 09 The Cobalt Ea ESET computer can store a M 1 22 09 a 10 07 am approximately 600 E d 1 22 09 hours of diving at the default sample storage rate every 30 seconds You cansetashorter storage interval for more detailed profile information in the User Preferences menu but this will reduce the number of dives stored Main Menu gt dive log gt Dive Log Summary Scroll up and down through the list using the UP and DOWN buttons The dives are numbered with highest Dive being the most recent This summary shows the time of day date dura
44. your ascent Gas Time and Low Air The Gas Time will flash and sound an alert if the gas time remaining is two minutes or less This is the time you can remain at the current depth and still allow for a safe ascent to the surface making all stops and arriving with your preset safety reserve The Tank Pressure will flash and sound if the audio alert is turned on when it becomes less than the user preset alert pressure PO2 The PO2 will flash and an alert will sound if the value exceeds either the limit set in the Gas mix Edit Screen or the maximum allowable 1 6 Depth The depth will flash if it exceeds the depth in the alert setup or the maximum operating depth 330 feet or 100 meters 33 34 p cs asc LE The Surface Time an om No Fly Time clocks 1 Surface Time No Fly Time will begin counting 1 V a Dive 3 7 18 10 Press the UPor Dive Time DOWN buttons to paren Cas highlight either the Seu eee pe View Profile for a detailed graphic view of the dive profile or View NST switches to the No Stop Times screen Press SELECT when the icon is highlighted blue to view these other screens Main Menu gt gt Dive Log Summary gt Post Dive If you ascend to within 2 0 6m of the surface for at least 2 minutes the Cobalt will end the dive and record it in the Dive Log At this point the Dive Screen will change to the Ready to Di
45. ze without having to enter the details each time The Gas Mix Edit screen allows you to set the parameters foi the gas mixtures you will be using bi Gas Mix Edit Set O2 EAN 32 Set PO2 Alert 1 6 atm Specify Tank Size as Tank Size 80 cf 3000 psi MOD Gas Switch Alerts must be set if you want to switch gase S Select cf O psi cf bar i underwater Selecting b or liquid volume in liters this option will take ELM you to another screen Tt Ree oe where alerts can be BN A MO SIA Ts set for any gas mix E that has been defined in the Gas Tank Settings screen E on wie SEALED PPO RPC ORE LIS Fa Ar te e r E ether ADO If an alert is set you can switch gases at any time underwater however an alert will sound at the predetermined depth You must manually confirm gas switching it is not automatic Main Menu gt Settings Menu gt Gas Tank Settings gt Gas Mix Edit Set 02 Enter the oxygen value between 21 for Air and 99 in 1 increments Set PO2 Alert allows you to set the PO2 limit alarm for each defined mix values between 1 0 and 1 6 ATM The MOD maximum operating depth will automatically update to reflect the chosen PO2 limit Select Specify Tank Size as either cubic feet O pressure or tank volume in liters then enter Tank Size Entering the correct Tank Size for the primary mix will enable the Cob
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