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Oceanic ATOM 2.0 User's Manual

1. 4 based upon the Date that has been set ALTERNATE TIME Information provided includes Fig 16 Pressing and releasing the M button momentarily 1 time lt 2 seconds while the MAIN TIME screen is displayed will access the ALTERNATE TIME screen gt gt gt gt VM Tissue Loading Bar Graph if any after NORM FREE dives Alarm icon solid if the Daily Alarm is set On Lazy 8 symbol Fig 16a identifies Time as Alternate Time Day of the Week graphic MON or TUE WED THU FRI SAT SUN or WET if the unit is wet Battery icon if an ATOM Low Battery Condition exists Month and Day Day and Month if set for Metric Time of Day hour minute seconds Fig 16 ALTERNATE TIME 25 Pressing and releasing the M button momentarily and repeatedly lt 2 seconds will step through the other Main Watch Modes Pressing and releasing the S button lt 2 seconds will silence and acknowledge the Daily Alarm if its set and it sounds Depressing the S button for 2 seconds will interchange ALTERNATE TIME with MAIN TIME making ALTERNATE TIME the Local Default Time screen Pressing the L button will activate the Backlight Pressing and holding the M button for 2 seconds will revert to the MAIN TIME screen Depressing both the A and S buttons simultaneously for 2 seconds will access the SET ALTERNATE TIME Mode with the Set Point flashing SET ALTERNATE TIME ALTERNATE TIME can be set OF
2. Fig 105 HIGH O2 117 SUMMARY OF NORM GAUG WARNING AND ALARM MESSAGES MESSAGE DECO gt STOP gt xxF M DOWN gt TO gt xF M DECO gt STOP gt 60F 18M HIGH PO2 UP HIGH PO2 UP HIGH O2 TOO DEEP UP VIOL SLOW gt SLOW LOW gt AIR gt TIME LOW gt DIVE gt TIME TURN gt GAS gt ALRM END gt GAS gt ALRM TIME gt TOO gt LONG UP gt HIGH gt NI TMT1 gt LINK gt LOST TMT1 gt NotAvAil DONT gt SWCH MEANING Entry into Decompression Mode Above a Required Decompression Stop Depth Deco Stop greater than 60 FT 18 M required High PO2 while in Deco Mode High PO2 set point alarm while in No Deco Mode High O2 alarm Depth set point alarm Deco Stop greater than 70 FT 21 M required Ascent Rote Too alarm Air Time Remaining less than 5 minutes alarm Dive Time Remaining NDC O2 or ATR set point alarm TMTI Turn Pressure set point alarm TMT End Pressure set point alarm TMT in use Elapsed Dive Time set point alarm TLBG set point alarm Active TMT1 Transmission Link lost also TMT2 and TMT3 TMT1 not active also TMT2 and TMT3 Don t Switch to the new Gas exposure to excess PO2 WARNING Prior to diving with the ATOM you must also read and understand the Oce anic Dive Computer Safety and Reference Manual Doc No 12 2262 which provides Important Warnings and Safety Recommenda tions as well as general product information SWITCHI
3. gt Full TLBG flashing gt Message VIOL gt VIOL scrolling gt TMT Link icon and Tank Pressure with the PSI or BAR icon if a TMT is active and linked Symbols TIME and SURF with Surface Interval Time hr min Tank icon representing GAS1 surface default Symbol NITROX if set for Nitrox Current Depth with symbol FT or M V V VM Fig 103 VIOLATION GAUGE SURF MAIN 115 If a High PO2 condition occurs while in Deco Mode the message HIGH PO2 will replace the DECO message until PO2 1 60 Fig 104 HIGH PO2 MAIN 116 HIGH PO2 When partial pressure of oxygen PO2 becomes equal to or greater than 0 2 ATA less than the PO2 Alarm Set Point a SET A Group setting the red LED warning light will flash the Au dible Alarm will sound and the message HIGH gt PO2 will scroll until the Alarm is acknowledged silenced The graphic PO2 and UP Arrow will appear solid on the MAIN Display Fig 104 as a warning until PO2 decreases After the Alarm is silenced the graphic message UP HIGH gt PO2 will scroll If PO2 continues to increase the value displayed will increase toward a maximum value of 5 00 ATA in increments of 01 ATA When PO2 reaches the PO2 Alarm Set Point the red LED warning light will flash and the Audible Alarm will sound again gt The graphic PO2 and UP Arrow will flash as a warning until PO2 decreases below the Alarm Set Point gt The message UP gt HIGH gt
4. GAUG Dive Displays Main default Mode graphic GAUG Pressure Current Depth Alternate TMT 1 graphic Pressure Elapsed Dive Time Air Time Remaining Max Depth Secondary Day of Week Temperature Time of Day hr min sec EREE Dive Displays Main default Mode graphic FREE Temperature Elapsed Dive Time Current Depth CDT Status graphic TIMR Timer Timer Setting On Off Countdown Time Remaining min sec Secondary Day of Week Temperature Time of Day hr min sec 170 NUMERIC DISPLAYS Dive Number Current Depth Maximum Depth Gas 1 FO2 Set Point Gas 2 FO2 Set Point Gas 2 FO2 Set Point PO2 Value Dive Time Remaining Air Time Remaining Total Ascent Time No Deco Safety Stop Time Decompression Stop Time Norm Gaug Elapsed Dive Time Free Elapsed Dive Time Surface Interval Time Free Surface Interval Time Dive Log Surface Interval Timeto Fly Time to Desaturate Temperature Cylinder Pressure Time of Day Watch Countdown Timer Free Countdown Timer Chronograph Out of Range Violation Countdown Timer Range Oto 24 0 to 330 FT 100 M 330 FT 100 M Air 21 to 50 Air 21 to 100 Air 21 to 100 0 00 to 5 00 ATA 0 00 to 9 59 hr min 0 00 to 9 59 hr min 0 00 to 9 59 hr min 5 00 to 0 00 min sec 0 00 to 9 59 hr min 0 00 to 9 59 hr min 0 00 to 59 59 min sec 0 00 to 23 59 hr min 0 00 to 59
5. A NOTE The ATOM s O ring must be a genuine Oceanic part that can be purchased from an Authorized Oceanic Dealer Use of any other O ring will void the warranty e Carefully place the Battery Hatch with O ring into position on the rim of the Battery Compartment then press it evenly and completely down into place Maintain the Battery Hatch securely in place and turn it EI counter clockwise 10 degrees using the special Battery E Hatch tool provided Fig 150 or by pushing the lower portion to the right while pushing the upper portion to the left Fig 151 Fig 150 ATOM BATTERY HATCH INSTALLATION Transmitter Battery Installation lightly lubricate the new Battery Cap O ring with silicone Fig 151 ALT BATTERY grease and install it onto the Battery Cap DO NOT roll HATGHINSTALEATI N the O ring over the Threads instead stretch it slightly to work it down over the slotted end of the Cap into the Groove at the Base of the Threads Fig 152 NOTE The TMT s O ring must be a genuine Oceanic part that can be purchased from an Authorized Oceanic Dealer Use of any other O ring will void the warranty Fig 152 TMT O RING INSTALLATION 162 e Place a new 3 volt CR2 Lithium Battery Duracell model DL CR2 or equivalent positive side down into the Battery ex Batley Compartment with the negative end facing up out Fig X j e 153 Ensure that the Battery is properly oriented and the Hatch O r
6. Maximum Depth and symbol FT or M Operating Mode symbol NITROX none if an AIR or GAUG dive Pressing and releasing the S button momentarily 2 seconds button will advance to the LOG DATA 2 screen Depressing and holding the M button for 2 seconds or if no button is pressed during a 2 minute period operation will revert to the NORM SURF MAIN screen Pressing the L button will activate the Backlight LOG DATA 2 if a Nitrox dive information includes Fig 74 Graphic O2 O2 bar graph segments representing Oxygen accumulated at the end of the dive and symbol O2BG Value of Max PO2 achieved ATA and graphic PO2 FC2 Set GAS 1 for that dive and symbol FO2 Tank 1 icon representing GAS 1 Symbol NITROX V VM M Pressing and releasing the S button momentarily lt 2 seconds button will advance to the previous dive s LOG PREVIEW screen Depressing and holding the M button for 2 seconds or if no button is pressed during a 2 minute period operation will revert to the NORM SURF MAIN screen Pressing the L button will activate the Backlight HISTORY MODE HISTORY Mode displays accumulative information for up to 9999 Dives 9999 Dive Hours and the Maximum Depth achieved HISTORY information is retained indefinitely Battery removal will not affect the HISTORY dota stored for viewing Fig 74 LOG DATA2 87 Fig 75 HISTORY 1 10 minutes after a Non Violation Dive pressing and releasing the A b
7. 30 days Oceanic recommends that you continue to have an inspection performed every year to ensure it is working properly The costs of annual inspections are not covered under the terms of the 2 year limited warranty To Obtain Service Take your ATOM system to an Authorized Oceanic Dealer or send it to the nearest Oce anic Regional Distributor Facility page 173 To return your ATOM system to Oceanic Record all dive dota in the Log and or download the data in memory All data will be erased during factory service Package it using a protective cushioning material Include a legible note stating the specific reason for return your name address daytime phone number serial number s and a copy of your original sales receipt and Warranty Registration Card Send freight prepaid and insured using a traceable method to the nearest Oceanic Regional Service Facility or t Oceanic USA e f shipping to Oceanic USA obtain an RA Return Authorization number by contacting Oceanic at 510 562 0500 or send an e mail to service oceanicusa com e Nonwarranty service must be prepaid COD is not accepted Additional information is available at the Oceanic web site OceanicWorldwide com 157 BATTERY REPLACEMENT NOTE The procedures that follow must be closely adhered to Dam age due to improper Battery replacement is not covered by the ATOM s 2 year warranty When replacing the Battery in the ATOM it is recommended th
8. DEPTH NDL FT M HR MIN 30 9 4 20 4 43 40 12 2 17 2 24 50 15 1 21 1 25 60 18 57 59 70 21 40 41 80 24 30 32 90 27 24 25 100 30 19 20 110 33 16 17 120 36 13 14 130 39 11 11 140 42 09 09 150 45 08 08 160 48 07 07 170 51 07 06 180 54 06 06 190 57 05 05 NDLs AIR Dive at Sea Level no dive made yet Refer to the charts on pages 166 and 167 for complete listings of No Decompression Limits for Sea Level and Altitudes up to 14 000 feet 4 270 meters 79 Fig 68 PLAN MODE LEAD IN SCREEN Fig 69 PDPS 80 PLAN MODE LEAD IN information includes Fig 68 gt V VM M Graphic PLAN PO2 Alarm Set Point and graphic PO2 if set for Nitrox FO2 icon and FO2 Set Point for GAS 1 Tank 1 icon representing GAS 1 Symbol NITROX if set for Nitrox Press and release the S button momentarily 2 seconds to access the first screen 30 FT 9 M of the Pre Dive Planning Sequence PDPS PDPS information includes Fig 69 gt VVVVVV Plan Depth values and symbol F feet or M meters PO2 Alarm Set Point and graphic PO2 if set for Nitrox Symbols TIME and NDC or O2 if in control Dive Time HR MIN allowed for the FO2 set for GAS 1 Tank 1 icon representing GAS 1 Symbol NITROX if set for a Nitrox dive Maximum Depth allowed and symbols MAX and FT or MJ Press
9. computer CO OCEANIC NOTICE STORAGE and INITIAL ACTIVATION Beginning with firmware revision 2E ATOM Watch Dive Computers are placed in a Deep Sleep mode prior to being shipped from the factory The intent is to extend storage life of the Battery for up to 7 years before the unit is initially placed in service In this mode Date and Time are updated as they normally would be However they are not displayed Upon waking the ATOM up the correct Date and Pacific Time will be displayed and it will be ready to operate with full functions To wake the ATOM up from Deep Sleep mode simultaneously depress the upper right S and lower left A buttons for 2 to 3 seconds until the display comes full ON displaying the MAIN TIME screen then release them A NOTE Once the ATOM is brought out of the Deep Sleep mode it can only be placed back in it by the factory CONTENTS WARRANTY NOTICES DECOMPRESSION MODEL FULL DISPLAY INTRODUCTION AND GENERAL FEATURES AND DISPLAYS INTERACTIVE CONTROL CONSOLE OPERATING MODE STRUCTURE OPERATION AS A DIVE COMPUTER PC INTERFACE SYMBOLS AND ALPHA NUMERIC GRAPHICS AUDIBLE ALARM BACKLIGHT POWER SUPPLY WATCH FEATURES AND DISPLAYS LOCAL DEFAULT TIME MAIN TIME SET MAIN TIME ALTERNATE TIME SET ALTERNATE TIME COUNTDOWN TIMER SET COUNTDOWN TIMER CHRONOGRAPH DAILY ALARM SET DAILY ALARM DIVE COMP
10. during a period of 2 minutes will revert the Display to the FREE SURF MAIN screen Depressing the A and S buttons simultaneously for 2 seconds while viewing the CD Timer Status screen when the CD Timer is OFF will access the SET CD TIMER screen with the MINUTE Set Point flashing NOTES Once the CD TIMER has been Set and Started by selecting ON it will continue to run in the background while on the surface until turned OFF stopped or the Time reaches 0 00 at which time the Alarm will strike 3 short beeps 3 times the message TIMR will be displayed and the CD TIMER will revert to OFF Upon descending to 5 FT 1 5 M i e entry into FREE DIVE Mode CD TIMER operation will con tinue if in progress RESPONSIBLE FREE DIVER During a dive the CD TIMER can be turned OFF at all times stopped and ON started but not Set 141 SET FREE CDT STATUS DISPLAY SURFACE ONLY information includes Fig 129 Graphics TIMR and SEt solid TIME symbol and Timer setting min sec colon solid MINUTE Set Point flashing Depressing and holding the S button while the MINUTE Set Point is flashing will scroll through the Set Points at a rate of 4 per second from O to 59 in 1 Minute 1 increments Fig 129 SET FREE CDT Pressing and releasing the A button momentarily lt 2 seconds will save the MINUTE Set Point displayed and advance to Set SECONDS with the Set Point flashing Depressing and holding the
11. information includes Fig 132 gt gt gt gt Graphic FDA1 Set Point ON or OFF flashing Depth Set Point graphic value flashing if ON is displayed Symbols MAX and FT or M Pressing and releasing the S button momentarily lt 2 seconds will toggle the Set Point between ON and OFF If set ON the Depth value displayed will flash Pressing and releasing the S button momentarily and repeatedly lt 2 sec each time will step through the Set Points from 30 to 330 FT 10 to 100 M in increments of 10 FT 1 M at a rate of 1 Set Point per press of the button Pressing and holding the S button will scroll through the Set Points at a rate of 4 Set Points per second until released Pressing the A button momentarily 2 sec will accept the Depth Setting and advance to SET FREE DEPTH ALARM 2 If set OFF pressing the A button momentarily will accept the Setting and revert operation to the FREE SURF MAIN screen bypassing SET FREE DEPTH ALARMS 2 and 3 Depressing the M button for 2 seconds or if no button is pressed during a period of 2 minutes will revert the Display to the FREE SURF MAIN screen Fig 132 SET FREE DEPTH ALARM 1 145 The range of avail able FDA 2 Set Points begins ot the next FT M value greater than the FDA 1 Alarm Set Point Fig 133 SET FREE DEPTH ALARM 2 146 SET FREE DEPTH ALARM 2 FDA2 DISPLAY information includes Fig 133 gt gt gt
12. 1 36 1 30 1 25 1 20 416 112 1 09 0106 1 03 1 01 50 1 1 1 07 1 03 1 00 0 58 0 55 0 52 0 48 0 45 0 43 0 41 0 39 0 37 60 0 57 0 46 0 43 0 40 0 38 0 36 0 34 0 33 0 31 0 30 0 29 0 28 0 27 70 0 40 0 33 0 31 0 30 028 0 27 0 26 0 24 0 23 022 0 20 0 19 0 18 80 0 30 026 0 24 023 0 21 020 0 19 0 18 0 17 0 16 0 16 0 14 0 13 90 0 24 0 20 0 19 0 18 0 17 0 16 0 15 0 14 0 3 0 2 0 11 0 10 0 10 100 0 19 0 16 0 15 0 14 0 13 0 12 0 11 0 10 0 10 0 09 0 09 0 08 0 08 110 0 16 0 13 0 12 0 11 0 10 0 09 0 09 0 08 0 08 0 08 0 07 0 07 0 07 120 0 13 0 10 0 09 0 09 0 08 0 08 0 08 0 07 0 07 0 07 0 06 0 06 0 06 130 0 11 0 09 0 08 0 08 0 07 0 07 0 07 0 06 0 06 0 06 0 06 0 05 0 05 140 0 09 0 07 0 07 0 07 0 06 0 06 0 06 0 06 0 05 0 05 0 05 0 05 0 05 150 0 08 0 07 0 06 0 06 0 06 0 05 0 05 0 05 0 05 0 05 0 04 0 04 0 04 160 0 07 0 06 0 06 0 05 0 05 0 05 0 05 0 05 0 04 0 04 0 04 0 04 0 04 170 0 07 0 05 0 05 0 05 0 05 0 04 0 04 0 04 0 04 0 04 0 04 0 04 0 03 180 0 06 0 05 0 05 0 05 0 04 0 04 0 04 0 04 0 04 0 04 0 03 0 03 0 03 190 0 05 0 05 0 04 0 04 0 04 0 04 0 04 0 04 0 03 0 03 0 03 0 03 0 03 166 METRK NO DECOMPRESSION LIMITS HOURS MINUTES ATALTTUDE Altitude O 61l 916 122V 1526 1831 2136 244VU 2746 3051 3356 3661 3966 meters to fo to to to to to to to to to to to 610 2915 1220 1525 1830 2135 2440 2745 3050 3355 3660 3965 4270 Depth meters 4 433 3 8 3 37 324 3 10 2 58 2 48 239 231 224 218 212 207 12 224 203 152 144 137 130 125 121 1
13. Off gt 300 PSI gt 1 60 ATA gt On gt Imperial gt 3 00 min sec gt Off gt 05 sec gt 15 sec gt serial no gt Self gt serial no gt serial no gt actual 169 SPECIFICATIONS CONTINUED NORM No Decompression Dive Displays Main default TLBG Pressure Dive Time Remaining Current Depth Alternate 1 TLBG Tank Identifier Pressure Elapsed Dive Time Air Time Remaining Max Depth Alternate 2 O2BG Gas Identifier Current PO2 FO2 Set Point Current Depth Secondary Day of Week Temperature Time of Day hr min sec Safety Stop TLBG Pressure Stop Depth Stop Time Dive Time Remaining Current Depth NORM Decompression Dive Displays Main default TLBG Stop Depth Mode Identifier Pressure Stop Time Total Ascent Time Current Depth Alternate 1 TLBG Tank Identifier Pressure Elapsed Dive Time Air Time Remaining Max Depth Alternate 2 O2BG Gas Identifier Current PO2 FO2 Set Point Current Depth Secondary Day of Week Temperature Time of Day hr min sec NORM Violation Modes displays similar to Deco Conditional Delayed and Immediate Violation Gauge NORM High PO2 1 20 to 1 60 ATA NORM High Oxygen Accumulation 300 OTU per dive 24 hr NORM Gas Switch Preview TMT 2 3 Use set for SELF TLBG Gas Identifier FO2 Set Current Depth NORM Buddy Pressure Check TMT 2 3 Use set for BUD BUDDY Identifier Pressure
14. USA 11 Custom remaining v conservative Automatic _ MM factor altitude 4 11 Phone adjustment de 510 562 0500 N A Fox Free dive mode 5 12 51 0 569 5404 gt 1 second sampling gt Multiple max depth MON gt Min Sec dive time alarms gt Elapsed dive time gt Count down timer alarm gt Nitrogen tissue OceanicWorldwide com loading bargraph E Ye Dec No ee Watch mode A oc No 12 rl 7 14 C 10 15 05 Copyright gt Alternate time gt Lap timer e Wa 2002 Design 2005 zone gt Daily alarm gt Stop watch gt Countdown timer
15. gt Day of the Week graphic SAT SUN MON TUE WED Fig 38B TMT3 BATT THU FRI Not Available gt Temperature with degree icon and graphic F or C gt Time of Day hour minute seconds xx on middle row e After 3 seconds the NORM SURF ALTERNATE screen will appear Pressing and releasing the A button momentarily 2 seconds will revert to the NORM SURF MAIN screen Pressing the L button will activate the Backlight Fig 39 NORM SURF SEC 45 Fig 40 NORM SURF ALT 46 NORM SURF ALTERNATE information includes Fig 40 gt gt Bar Graph representing Oxygen accumulation with the O2BG icon LINK symbol if the ATOM s Receiver is successfully Linked with a Transmitter Altitude Level graphic SEA or EL2 through EL13 Battery icon if an ATOM Low Battery Warning Condition exists flashing if Too Low Tank Pressure and symbol PSI or BAR if the Receiver is successfully Linked with an active Transmitter Symbol DIVE and Number of thot dive GAS 1 FO2 Set Point and symbol FO2 NITROX symbol if any GAS is set for a Nitrox dive Tank 1 icon representing GAS 1 which is the default start Gas and default Gas 10 minutes after a dive The display will revert to the NORM SURF MAIN screen after 3 seconds Pressing and releasing the A button momentarily lt 2 seconds will revert to the NORM SURF MAIN screen Pressing the L button will activate the Backlight GAUG and FREE Operating M
16. 1 Depressing and per second Pressing and re holding the S button will scroll through the Set Points at a rate of 4 easing the A button 2 seconds will accept the Fourth Digit of the Code and or advance to the Fifth Digit which will be flashing Pressing and re easing the S button momentarily and repeatedly 2 seconds each time will increase the Fifth Digit from O to 9 in increments of 1 Depressing and per second Pressing and re advance to the Pressing and re holding the S button will scroll through the Set Points at a rate of 4 easing the A button will accept the Fifth Digit of the Code and or Sixth Digit which will be flashing easing the S button momentarily and repeatedly 2 seconds each time will increase the Sixth Digit from O to 9 in increments of 1 Depressing and per second Pressing and re holding the S button will scroll through the Set Points at a rate of 4 easing the A button lt 2 seconds will accept the TMT 3 or BUD 2 Link Code and or advance to the SET U screen SERIAL NUMBER ATOM e Depressing the A and S buttons simultaneously for 8 SN and Firmware seconds while viewing the NORM SURF MAIN screen will Rev are set by the access the ATOM s SERIAL NUMBER screen displaying factory and cannot Fig 67 be changed by the user gt Graphic SN gt Factory programmed Serial Number of the ATOM gt Firmware revision number e g graphic r1A Dep
17. 15 During the following NORM Dive situations the 10 second continuous tone will be fol lowed by a 5 second steady beep that will not turn off when acknowledged Ascending above a required Decompression Ceiling Stop Depth for more than 5 minutes referred to as a Delayed Violation Decompression requires a Ceiling Stop Depth of 70 FT 21 M or deeper Being on the Surface for 5 minutes after a Conditional Violation Permanent Violation BACKLIGHT To activate the Backlight press the L button The Backlight will activate and illuminate the display for button depression time plus the user set Duration time of 0 5 or 10 seconds for a maximum of 20 seconds The Backlight will turn Off if the button is held depressed for more than 10 seconds Press the button again to activate as desired NOTE Extensive use of the Backlight reduces estimated Battery life Also the Backlight does not operate during a Low ATOM Battery Condition or when the ATOM is connected to a PC POWER SUPPLY The ATOM Watch utilizes one 3 volt CR2430 Lithium Battery When used as a Dive Computer the ATOM s battery should operate normally for 1 year or 300 dive hours if 2 dives are conducted during each dive period The ATOM checks its battery voltage every 2 minutes during surface operation 16 If voltage of the ATOM decreases to the Warning level 2 75 volts the Battery icon will appear on Surface display screens fig 3a as an indicatio
18. 2 and TMT 3 in the ATOM s SET U menu A NOTE Using the ATOM for a Buddy Pressure Check cannot be performed when TMT 2 3 USE is set for SELF Gas Switching Access to Buddy Pressure Check screens during dives can only be accomplished during the time that a NORM DIVE MAIN screen is being displayed and cannot be performed during the time that an Alarm is sounding TO BUDDY PRESSURE CHECK DURING DIVES Bring the ATOM within range 3 feet 1 meter of the Buddy s Transmitter Press and hold the M button for 2 seconds while viewing a NORM DIVE MAIN screen to access the TMT 2 3 USE screen displaying the Set Point bud Fig 112 If SELF is displayed indicating that the ATOM is set for FO2 GAS Switching a Buddy Pressure Check cannot be performed Fig 112 TMT 2 3 USE set for BUD 125 Pressing and releasing the M button momentarily 2 seconds while the TMT 2 3 USE screen is displayed with the setting BUD will start a Search for BUDDY 1 TMT 2 SEA CH displaying the graphics BUD and SEArCH Fig 113 fora maximum of 5 seconds NOTE No further button action is required The displays will change automatically then revert to the NORM DIVE MAIN Display After 5 seconds or less if BUD1 TMT2 is acquired the BUD screen will appear displaying the graphics BUD1 and BUD 1 s TMT 2 s Pressure Fig 114 or the graphic NotAvAil Not Available for 3 seconds i After BUD 1 s screen has been displayed
19. 543 444 and Data Sensing and Processing Device U S Patent no 4 882 678 Set TLBG Alarm and other patents pending User Setable Display U S Patent no 5 845 235 is owned by Suunto Oy Finland DECOMPRESSION MODEL The programs within the ATOM simulate the absorption of nitrogen into the body by using a mathematical model This model is merely a way to apply a limited set of data to a large range of experiences The ATOM dive computer model is based upon the latest research and experiments in decompression theory Still using the ATOM just as using the U S Navy or other No Decompression Tables is no guarantee of avoiding decompression sickness i e the bends Every diver s physiology is different and can even vary from day to day No machine can predict how your body will react to a particular dive profile 7 Pay special attention to items marked with this Warning symbol ATOM 2 0 FULL LCD Components a 72070000 o2n3 7mr Mode M Button Select S Button Light L Button Advance A Button LED Warning Light Bar Graph Icon indicates O2BG Icon Ascend Arrow Symbol STOP TIME DIVE TIME Symbol NITROX Mode Symbol FT or M Depth Symbol MAX lcons Tank 1 2 3 Symbol FO2 Symbols AIR TIME TIME NDC TIME O2 TIME TAT TIME SURF Icon degrees Temperature Icon Daily Alarm or Transmitter Link Symbol PSI or BAR Pressure Icon Desc
20. 57 Setting the TLBG Alarm to activate before the ATOM enters DECO is highly recommended Fig 51 SET TLBG 58 SET TLBG TISSUE LOADING BAR GRAPH ALARM Information includes Fig 51 gt Graphic TLBG gt TLBG Set Point segments flashing Pressing and releasing the S button momentarily lt 2 seconds will decrease the Set Point from All 5 segments Deco to 1 in increments of 1 segment Depressing and holding the S button will scroll through the Set Points at a rate of 4 Set Points per second until it is released Pressing and releasing the A button momentarily lt 2 seconds will save the setting and or advance to the SET DTR Dive Time Remaining ALARM screen with the Set Point flashing Pressing and releasing the A button momentarily and repeatedly lt 2 seconds each time will step through the other SET A screens Depressing the A and S buttons simultaneously for 2 seconds will save the setting and revert back to the SET A screen Depressing and holding the M button for 2 seconds or if no button is pressed for a period of 2 minutes operation will revert to the NORM or GAUG SURF MAIN screen FREE Mode has a separate TLBG Alarm SET DTR DIVE TIME REMAINING ALARM Information includes Fig 52 Whichever Time No gt Graphic DTR Decompression 02 gt Symbols AIR TIME NDC and O2 or Air Time Remain gt Set Point value flashing ing decreases to the
21. 59 min sec 1 00 to 23 59 hr min 0 00 to 23 59 hr min 23 50 to 0 00 hr min starting 10 min after the dive 23 50 max to 0 00 hr min starting 10 min after the dive 0 to 140 F 9 to 60 C 0 to 5000 PSI 345 BAR 0 00 00 to 23 59 59 hr min sec 23 59 to 0 00 hr min 59 59 to 0 00 min sec 0 00 00 00 to 99 59 59 99 hr min sec 1 100 sec gt 330 FT 100 M SPECIFICATIONS CONTINUED tion Resolu 1 1FT 1M 1FT 4 M 1 1 1 01 ATA 1 minui 1 minui 1 minui e e e 1 second 1 minui 1 minu e e 1 second 1 minui e 1 second 1 minui 1 minui 1 minui 1 minui j 5PSI e e e e 1 BAR 1 second 1 minui e 1 second 1 100 second 23 50 to 0 00 hr min after violation SPECIFICATIONS CONTINUED BAR GRAPH Tissue Loading Bar Graph segments Oxygen O2 Bar Graph segments No Decompression zone 1to4 Normal zone 1to4 Decompression zone 5 all Danger zone 5 all OPERATIONAL PERFORMANCE Function Accuracy Depth 1 of full scale Timers 1 second per day Dive Counter NORM GAUG displays Dives 1 to 24 FREE displays 1 to 99 0 if no dive made yet Resets to Dive 1 upon diving after 24 hours with no dives NORM GAUG Dive Log Mode Stores 24 most recent NORM GAUG dives in memory for viewing After 24 dives adds 25th dive in memory and deletes the older dive Altitude Operational from sea level to 14 000 feet 4
22. A button momentarily lt 2 seconds 1 time while the NORM SURF MAIN screen is displayed will access LOG MODE NORM SURF gt LOG 10 minutes after a Non Violation Dive pressing and releasing the A button momentarily and repeatedly 4 times lt 2 seconds each time while the NORM SURF MAIN screen is displayed will access the LOG MODE NORM SURF gt PLAN gt FLY gt SAT gt LOG 10 minutes after a Violation Dive pressing and releasing the A button momentarily and repeatedly 2 times lt 2 seconds each time will access LOG MODE NORM SURF gt FLY gt LOG PLAN and SAT screens will not be available after a Violation Dive Upon entering LOG MODE the most recent dive s LOG PREVIEW screen will be displayed Depressing the S button for 2 seconds will display the previous dive s PREVIEW screen Subsequent presses of S will step through other previous dives PREVIEW screens Pressing and releasing the S button momentarily 2 seconds while viewing a PREVIEW screen will display that dive s LOG DATA 1 screen Nitrogen Data 84 If that was a Nitrox dive pressing and releasing the S button again will display that dive s LOG DATA 2 screen Oxygen Data If in GAUGE MODE Violated or User Selected this screen will not be displayed LOG screens remain on display until further button occurs Pressing and releasing the A button momentarily lt 2 seconds button will advance to the NORM SURF MAIN screen Depressing
23. Point seconds will toggle the Set Point between ON and OFF If set ON the Depth value displayed will flash Pressing and releasing the S button momentarily and repeatedly lt 2 sec each time will step through the Set Points from 50 to 330 FT 12 to 100 M in increments of 10 FT 1 M at a rate of 1 Set Point per press of the button Pressing and holding the S button will scroll through the Set Points at a rate of 4 Set Points per second until released Pressing the A button momentarily 2 sec will accept the Depth Setting and advance to SET FREE DEPTH ALARM 3 If set OFF pressing the A button momentarily will accept the Setting and revert operation to the FREE SURF MAIN screen Depressing the M button for 2 seconds or if no button is pressed during a period of 2 minutes will revert the Display to the FREE SURF MAIN screen Fig 134 SET FREE DEPTH ALARM 3 147 FREE DIVE MAIN DISPLAY DEFAULT information includes Fig 135 Graphic FREE gt TLBG if any Nitrogen remaining from previous NORM or FREE Dives conducted within the previous 24 hours gt Temperature with degrees symbol and graphic F or C Symbols DIVE and TIME and Elapsed Dive Time min sec Current Depth and symbol FT or M Free DIVE TIME v Fig 135 FREE DIVE MAIN Press and release the A button momentarily 2 seconds to access the FREE CDT Count Down Timer STATUS screen Depress and hold the A but
24. S button while the SECONDS Set Point is flashing will scroll through the Set Points at a rate of 4 per second from 00 to 59 in 1 Second 01 increments Pressing and releasing the A button momentarily 2 seconds will save the CD Timer Set Point indicated by the graphic OFF flashing Fig 130 in place of the graphic SEt Pressing and releasing S button momentarily 2 seconds will toggle to ON and start the CD TIMER Pressing the A button momentarily 2 sec or depressing the M button for 2 seconds or if no button is pressed during a period of 2 minutes will revert the Display to the FREE SURF MAIN screen Fig 130 FREE CDT SET 142 FREE DIVE EDT ELAPSED DIVE TIME ALARM The FREE EDT Alarm is factory set for 30 seconds When set ON the Alarm will sound 3 short beeps and the message TIME will be displayed momentarily every 30 seconds while the ATOM is operating underwater in FREE DIVE Mode Depressing the A and S buttons simultaneously for 2 seconds while the FREE SURF MAIN screen is displayed will access SET FREE EDT ALARM with the Set Point flashing NOTE The FREE EDT Alarm can only be Set Toce ce NORM GAUG EDT turned OFF or ON while on the Surface and can be ch d duri Di Alarm does not not be changed during a Dive affect the FREE EDT Alarm SET FREE EDT ALARM DISPLAY information includes Fig 131 Graphic EDT Set Point OFF or ON flashing Pressing and
25. SET U screen If ON is selected the first left digit of the Code will flash Pressing and releasing the S button momentarily and repeatedly lt 2 seconds each time will increase the First Digit from O to 9 in increments of 1 Depressing and holding the S button will scroll through the Set Points at a rate of 4 per second Pressing and releasing the A button lt 2 seconds will accept the First Digit of the Code and or advance to the Second Digit which will be flashing Pressing and releasing the S button shall increase the Second Digit from O to 9 in increments of 1 Depressing and holding the S button will scroll through the Set Points at a rate of 4 per second Pressing and releasing the A button lt 2 seconds will accept the Second Digit of the Code and or advance to the Third Digit which will be flashing Pressing and re easing the S button momentarily and repeatedly 2 seconds each time will increase the Third Digit from O to 9 in increments of 1 Depressing and per second Pressing and re holding the S button will scroll through the Set Points at a rate of 4 easing the A button 2 seconds will accept the Third Digit of the Code and or advance to the Fourth Digit which will be flashing Pressing and re easing the S button momentarily and repeatedly 2 seconds each time will increase the Fourth Digit from O to 9 in increments of 1 Depressing and per second Pressing and re holding th
26. Set Point is flashing will scroll through the Set Points in 1 minute increments at a rate of 4 per second from 00 to 59 Pressing and releasing the A button momentarily 2 seconds will save the MINUTE Set Point and or advance to the DAILY ALARM screen indicated by the graphic ON or OFF flashing Depressing and holding the M button for 2 seconds will Fig 24 SET DAILY ALARM revert to the Local Default Watch Time screen 32 WARNING Prior to diving with the ATOM you must also read and understand the Oce anic Dive Computer Safety and Reference Manual Doc No 12 2262 which provides Important Warnings and Safety Recommenda tions as well as general product information DIVE COMPUTER FEATURES AND DISPLAYS 33 34 Fig 25 TLBG Fig 26 O2BG BAR GRAPH The ATOM features one shared Bar Graph that represents either nitrogen loading or when accessed oxygen accumulation By default the Bar Graph Fig 25a referred to as the Tissue Loading Bar Graph TLBG represents your relative no decom pression or decompression status As your Depth and Elapsed Dive Time increase segments will add to the TLBG and as you ascend to shallower depths the segments of the TLBG will begin to recede indicating that additional no decompression time is allowed The Tissue Loading Bar Graph monitors 12 different nitrogen compartments simultaneously and displays the one that is in control of your dive It con
27. compared against a maximum allowable Nitrogen level Whichever one is closest to this maximum level is the controlling compartment for that Depth Its resulting value will be displayed numerically along with the symbols TIME and NDC Fig 79a and graphi cally as the Tissue Loading Bar Graph Fig 79b As you ascend from Depth following a dive that has approached the No Decompression limit the Nitrogen Bar Graph segments will recede as control shifts to slower compartments This is a feature of the Decompression Model thot is the basis for Multi level Diving one of the most important advantages that Oceanic dive computers offer The ATOM s algorithm is based upon Haldane s theory using maximum allowable nitrogen levels developed by Merrill Spen cer Repetitive diving control is based upon experiments de signed and conducted by Dr Ray Rogers and Dr Michael Powell in 1987 Diving Science and Technology DSAT a corporate affiliate of PADI commissioned these experiments PSI 29 10 ii aa Fig 79 NO DECO DTR 95 Fig 80 O2BG Fig 81 O2 TIME REMAIN ING 96 Oxygen Accumulation Time Remaining OTR When the ATOM is set for Nitrox operation Oxygen Accumula tion saturation or exposure during a dive or 24 hour period appears graphically as the O2 Bar Graph Fig 80a when the Alternate 2 O2 screen is accessed As time remaining before reaching the Oxygen Exposure Limit decreases segments are add
28. gt Graphic FDA2 Set Point ON or OFF flashing Depth Set Point graphic value flashing if ON is displayed Symbols MAX and FT or M Pressing and releasing the S button momentarily lt 2 seconds will toggle the Set Point between ON and OFF If set ON the Depth value displayed will flash Pressing and releasing the S button momentarily and repeatedly lt 2 sec each time will step through the Set Points from 40 to 330 FT 11 to 100 M in increments of 10 FT 1 M at a rate of 1 Set Point per press of the button Pressing and holding the S button will scroll through the Set Points at a rate of 4 Set Points per second until released Pressing the A button momentarily 2 sec will accept the Depth Setting and advance to SET FREE DEPTH ALARM 3 If set OFF pressing the A button momentarily will accept the Setting and revert operation to the FREE SURF MAIN screen bypassing SET FREE DEPTH ALARM 3 Depressing the M button for 2 seconds or if no button is pressed during a period of 2 minutes will revert the Display to the FREE SURF MAIN screen SET FREE DEPTH ALARM 3 FDA3 DISPLAY information includes Fig 134 The range of avail Graphic FDA3 able FDA 3 Set Set Point ON or OFF flashing Points begins ot the Depth Set Point graphic value flashing if ON is displayed next FT M value Symbols MAX and FT or M greater than the FDA 2 Alarm Set Pressing and releasing the S button momentarily lt 2
29. gt 60F 18M will scroll at the top of the display When this occurs you must make a controlled Ascent to just deeper than and stay as close as possible to 60 FT 18 MJ without causing the TLBG to flash When the Required Stop Depth indicates 50 FT 15 M etc you can ascend to those Stop Depths and continue decompressing DELAYED VIOLATION 3 Fig 101 If you descend deeper than the Maximum Operating Depth of 330 FT 100 M the UP Arrow will flash and the Current Depth and Max Depth displays will only indicate 3 dashes signifying that you are Out of Range The graphic message TOO gt DEEP will scroll at the top of the display until Ascent is made above 330 FT 100 M Qe cum e Inr S BAR STOP TIME Se Ub TIME NITROX Fig 100 DELAYED VIOLATION 2 MAIN rimg upc NITROX 000 L 20 Fig 101 DELAYED VIOLATION 3 MAIN 113 Fig 102 VIOLATION GAUGE DIVE MAIN 114 Upon ascending above 330 FT 100 M the Current Depth display will be restored however Max Depth will only display 3 dashes for the remainder of that dive Also the Log for that dive will display 3 dashes as the Max Depth achieved IMMEDIATE VIOLATION AND VIOLA GAUGE MODE If a Decompression Ceiling Stop Depth much greater than 60 FT 18 M is required an Immediate Violation Mode will be en tered This situation would be preceded by entering Delayed Violation Mode 2 The ATOM would then operate
30. in Violation Gauge Mode during the remainder of that dive and for 24 hours after surfacing Violation Gauge Mode turns the ATOM into a digital instrument without any decompression or oxygen monitoring functions VIOLATION GAUGE DIVE MAIN DISPLAY Default information provided includes Fig 102 gt Full TLBG and UP Arrow flashing gt Message UP gt VIOL scrolling gt TMT Link icon and Tank Pressure with the PSI or BAR icon if a TMT is active and linked gt Symbols TIME and NDC with 0 00 hr min Time Remaining gt Tank icon representing the GAS selected 1 2 or 3 gt Symbol NITROX if set for Nitrox gt Current Depth with symbol FT or M The ATOM will also enter an Immediate Violation Mode Viola tion Gauge Mode 5 minutes surfacing from a dive in which a Delayed Violation occurred Violation Gauge Mode on the Surface does not allow access to the SET F PLAN FLY and SAT features screens The countdown timer that appears when you try to access Time to Fly does not represent Time to Fly It is only provided to inform you of the time remaining before normal ATOM Dive Computer operation can resume with full features and functions This condition is a Permanent Violation and in the event that a dive is made during the 24 hour period a full 24 hour surface interval must then be served before all functions are restored VIOLATION GAUGE SURF MAIN DISPLAY Default information provided includes Fig 103
31. not contacts are enter Dive Mode upon descent unless it is operating in one of the bridged without NORM Dive Computer modes menus at that time Modes such interference as Surface Mode Plan Fly etc At any time during the dive Depress the L button to activate the Backlight Press release the S button to acknowledge and silence Alarms NORM DIVE NO DECO MAIN Display Default information provided includes Fig 87 gt gt gt v Tissue Loading Bar Graph representing Nitrogen TMT Link icon and Tank Pressure with the PSI or BAR icon if a TMT is active and linked Dive Time Remaining hr min with symbols TIME and NDC or O2 or AIR Tank icon representing the GAS selected 1 2 or 3 Symbol NITROX if set for Nitrox Current Depth with symbol FT or M Fig 87 NORM DIVE NO DECO MAIN 103 During the fire that on While the NORM DIVE MAIN screen is displayed press Alarm is sounding release the A button 2 sec to view NORM DIVE ALT 1 Alternate Secondary e While the NORM DIVE ALT 1 screen is displayed press and Gas Switch release the A button 2 sec to view NORM DIVE AIT 2 Preview displays e Press hold the A button 2 sec to view the Secondary cannot be accessed Display Temperature Time e Press hold the M button 2 sec to access the TMT 2 3 USE screen and Gas Switch Routine or Buddy Pressure Check NORM DIVE NO DECO ALT 1 DISPLAY information provi
32. pressing the M button 2 seconds You will then have full access to other NORM DC modes e g Plan Fly Sat Log Hist Set etc PE Ee Ted 131 To activate the Backlight Press the L button at any time To access NORM PLAN Mode refer to page 78 Press the A button 1 time while NORM SURF MAIN is displayed The Planning Sequence now displays adjusted No Decompression Limits based on residual nitrogen and accumulated oxygen calculated to be remaining from the previous dives To access the FLY Mode refer to page 81 e Press release the A button 2 times while NORM SURF MAIN is displayed To access the SAT Mode refer to page 82 e Press release the A button 3 times while NORM SURF MAIN is displayed If a Violation occurred during the dive Desaturation Time will not be displayed The Time to Desoturate counter provides calculated time for tissue desaturation at sea level To access the NORM GAUG LOG Mode refer to page 83 e Press release the A button 4 times while NORM SURF MAIN is displayed To access the NORM GAUG HISTORY Mode refer to page 87 e Press release the A button 5 times while NORM SURF MAIN is displayed 132 WARNING Prior to diving with the ATOM you must also read and understand the Oce anic Dive Computer Safety and Reference Manual Doc No 12 2262 which provides Important Warnings and Safety Recommenda tions as well as general product information GAUGE O
33. row Fig 9b Pressing and releasing the M button momentarily and repeatedly lt 2 seconds each time will step through the Main Modes Pressing and releasing the S button lt 2 seconds will silence and acknowledge the Daily Alarm if set On and it sounds Pressing the L button will activate the Backlight Pressing both the A and S buttons simultaneously for 2 seconds will access the SET MAIN TIME Mode Fig 9 MAIN TIME 24 Hour Format 21 22 Fig 10 SET HOUR FORMAT SET MAIN TIME This Mode allows the Date and Time of Day to be set which will also serve as the basis for ALTERNATE TIME values There are 3 Time Set screens Set Hour Format Set Time of Day and Set Date NOTE MAIN TIME must be selected as the Local Default Time in order to set the Time and Date Sequence of Time Date settings Hour Format screen gt Time screen Hour gt Minute gt Date screen Year Month Day Day of the Week is set automatically when the Date is set Depressing and holding the M button at any time for 2 seconds and if no button is pressed during a period of 2 minutes the unit will revert to the MAIN TIME screen While the MAIN TIME screen is being displayed pressing the A and S buttons simultaneously for 2 seconds will access the Set Hour Format screen displaying the graphic HOUR symbol TIME and the Hour Format Set Point 12 or 24 flashing Fig 10 Pressing and releasing the S button momentar
34. screens Pressing the A and S buttons simultaneously for 2 seconds will save the setting and revert back to the SET A screen Depressing and holding the M button for 2 seconds or if no button is pressed for a period of 2 minutes operation will revert to the NORM or GAUG SURF MAIN screen Fig 49 SET DEPTH FREE Mode has separate Depth Alarms 56 SET EDT ELAPSED DIVE TIME ALARM Information includes Fig 50 gt gt gt FREE Mode has a separate EDT Alarm Graphic EDT Symbols DIVE and TIME Set Point value hr min flashing Pressing and releasing the S button momentarily lt 2 seconds will increase the Set Point from 0 10 to 3 00 hours minutes in 5 minute 05 increments Depressing and holding the S button will scroll through the Set Points at a rote of 4 Set Points per second until it is released Pressing and releasing the A button momentarily 2 seconds will save the setting and or advance to the SET TLBG Tissue Loading Bar Graph ALARM screen with the Set Point flashing Pressing and releasing the A button momentarily and repeatedly lt 2 seconds will step through the other SET A screens Depressing the A and S buttons simultaneously for 2 seconds will save the setting and revert back to the SET A screen Depressing and holding the M button for 2 seconds or if no button is pressed for a period of 2 minutes operation will revert to the NORM or GAUG SURF MAIN screen Fig 50 SET EDT
35. switch the ATOM from GAS 2 back to GAS 1 and the ATOM s Receiver from TMT 2 back to TMT 1 When the switch is made the NORM DIVE MAIN Display will then represent GAS 1 and display the Pressure of Tank 1 Air Time Remaining is then calculated based on Tank 1 Fig 110 NORM MAIN after Switch from GAS1 to GAS2 123 GAS 3 SWITCH PREVIEW DISPLAY Information includes Fig 111 gt TLBG representing Nitrogen Loading Graphic GAS3 FO2 Set Point for GAS 3 and the symbol FO2 Tank icon representing GAS 3 Symbol NITROX Current Depth and symbol FT or M VVVVV Press release the M button momentarily lt 2 seconds to access the GAS 1 Switch Preview Display for 10 seconds TO SWITCH FO2 FROM GAS 2 TO GAS 3 Depressing the M button for 2 seconds while viewing the GAS 3 Switch Preview Display will manually Switch the ATOM s FO2 from GAS 2 to GAS 3 and the ATOM s Receiver from TMT 2 to TMT 3 if active When the Switch is made the NORM MAIN DIVE Display will represent FO2 GAS 3 and display the Pressure of Tank 3 if active Air Time Remaining is then calculated based on TMT 3 A Switch Back to FO2 GAS 2 can be performed as previously described for switching GAS 2 Back to GAS 1 Fig 111 GAS 3 SWITCH PREVIEW 124 BUDDY PRESSURE CHECK NORM only During NORM Dives the ATOM can be used to check display Tank Pressure of 1 or 2 buddies whose TMT Link Codes Serial Numbers have been entered as TMT
36. to the prohibitive Mix while in NORM NO DECO DIVE Mode the High PO2 Alarm will activate If the Switch is made to the prohibitive Mix while in DECO DIVE Mode the message HIGH gt PO2 will replace the scrolling DECO message until the High PC2 condition clears Switching of Gas Mixes can only to be performed during the time that a Gas Switch Preview screen is being displayed These are accessed from a NORM DIVE MAIN screen Pressing and holding the M button for 2 seconds while viewing a NORM DIVE MAIN screen will access the TMT 2 3 USE screen displaying the Set Point SELF Fig 107 If BUD is displayed indicating that the ATOM is set for Checking Buddy Pressure a Gas Switch cannot be made Pressing and releasing the M button momentarily 2 seconds while the TMT 2 3 USE screen is displayed with the setting SELF will access the GAS 1 Switch Preview Display The ATOM will revert to the NORM DIVE MAIN screen after 10 seconds of no further M button action When a switch is made to another GAS there may be a delay of 5 to 15 seconds before the ATOM s Receiver picks up the TMT s signal Fig 107 TMT 2 3 USE set for SELF 121 GAS 1 SWITCH PREVIEW DISPLAY Information includes Fig 108 gt TLBG representing Nitrogen Loading Graphic GAST FO2 Set Point for GAS 1 and the symbol FO2 Tank icon representing GAS 1 Symbol NITROX Current Depth and symbol FT or M VVVVV Fig 108 GAS
37. until the situation is corrected or it is acknowledged by momentarily pressing and releasing the S button less than 2 seconds After being acknowledged and the situation corrected the Alarm will sound again upon reentry into the warning situation or entry into another type of warning situation FREE Dive Mode has its own set of Alarms which emit 3 short beeps either 1 or 3 times which cannot be acknowledged or set Off A red LED Warning Light located on the left side of the housing is synchronized with the Audible Alarm It will flash as the Audible Alarm sounds It will turn Off when the Alarm is acknowledged or the situation is corrected The Audible and LED will not be active if the Alarm is Set OFF a group A setting Situations that will activate the NORM GAUG 10 second Alarm include Air Time Remaining ATR at 5 minutes then again at O minutes ATR becomes less than No Deco and C2 Time Remaining for 1 minute Turn Pressure at the Set Point selected Transmitter 1 End Pressure at the Set Point selected active Transmitter Descent deeper than the Max Depth Set Point selected Dive Time Remaining at the Set Point selected Elapsed Dive Time at the Set Point selected High PO2 of 1 60 ATA or the Set Point selected High O2 of 300 OTU single or daily exposure A Tissue Loading Bar Graph ot the segment Set Point selected NORM GAUG Ascent Rate exceeds 60 FPM 18 MPM when deeper than 60 FT 18 M or 30 FPM 9 MPM a
38. will step through the other SET A screens Depressing the A and S buttons simultaneously for 2 seconds will save the setting and revert back to the SET A screen Depressing and holding the M button for 2 seconds or if no button is pressed for a period of 2 minutes operation will revert to the NORM or GAUG SURF MAIN screen Fig 54 SET END PRESSURE 61 Setting the PO2 Alarm to activate before reaching the Max allowed limit of 1 60 ATA is highly recommended Fig 55 SET PO2 62 SET PO2 ALARM information includes Fig 55 gt gt gt Graphics PO2 and AtA Set Point value flashing Symbol MAX Pressing and releasing the S button momentarily lt 2 seconds will increase the Set Point from 1 20 ATA to 1 60 ATA in 10 ATA increments Depressing and holding the S button will scroll through the Set Points at a rate of 4 Set Points per second until it is released Pressing and releasing the A button momentarily lt 2 seconds will save the setting and or advance to the SETA screen Pressing and releasing the A button momentarily and repeatedly lt 2 seconds each time will step through the other SET A screens Depressing the A and S buttons simultaneously for 2 seconds will save the setting and revert back to the SET A screen Depressing and holding the M button for 2 seconds or if no button is pressed for a period of 2 minutes operation will revert to the NORM or GA
39. 1 SWITCH PREVIEW Press release the M button momentarily lt 2 seconds to access the GAS 2 Switch Preview Display for 10 seconds GAS 2 SWITCH PREVIEW DISPLAY Information includes Fig 109 gt TLBG representing Nitrogen Loading Graphic GAS2 FO2 Set Point for GAS 2 and the symbol FO2 Tank icon representing GAS 2 Symbol NITROX Current Depth and symbol FT or M VVVVV Press release the M button momentarily lt 2 seconds to access the GAS 3 Switch Preview Display or GAS 1 if GAS 3 is not active for 10 seconds Fig 109 GAS 2 SWITCH PREVIEW 122 TO SWITCH FO2 FROM GAS 1 TO GAS 2 Depressing the M button for 2 seconds while viewing the T Er rH not GAS 2 Switch Preview Display will manually Switch the Cul rie Mene ATOM s FO2 from GAS 1 to GAS 2 and the ATOM s 2 Air Time Remaining Receiver from TMT 1 to TMT 2 if active will increase to maximum after 1 When the switch is made the NORM MAIN DIVE Display minute without a Fig 110 will represent GAS 2 and display the Pressure of change in transmitted Tank 2 if active Air Time Remaining is then calculated Pressure based on TMT 2 TO SWITCH FO2 FROM GAS 2 BACK TO GAS 1 A Switch Back to FO2 GAS 1 can be performed as follows Press release the M button momentarily lt 2 seconds to step through the Switch Preview screens Depressing the M button for 2 seconds while the GAS 1 Switch Preview screen is displayed will
40. 158 INSTALLING A TRANSMITTER ON A REGULATOR TRANSMITTER COMPATIBILITY WITH NITROX ALTITUDE SENSING AND ADJUSTMENT CHARTS OF NO DECOMPRESSION LIMITS AT ALTITUDE CHART OF OXYGEN EXPOSURE LIMITS SPECIFICATIONS INSPECTION SERVICE RECORD OCEANIC WORLD WIDE 164 wa 164 165 166 167 168 174 175 LIMITED TWO YEAR WARRANTY For details refer to the Product Warranty Registration Card provided Register online at www OceanicWorldwide com COPYRIGHT NOTICE This operating manual is copyrighted all rights are reserved It may not in whole or in part be copied photocopied reproduced translated or reduced to any electronic medium or machine readable form without prior consent in writing from Oceanic 2002 Design ATOM 2 0 Operating Manual Doc No 12 2698 2002 Design 2005 San Leandro CA USA 94577 TRADEMARK TRADE NAME AND SERVICE MARK NOTICE Oceanic the Oceanic logotype the Oceanic O symbol ATOM the ATOM 2 0 logo Air Time Remaining ATR Diver Replaceable Batteries Graphic Diver Interface Tissue Loading Bar Graph TLBG Pre Dive Planning Sequence PDPS Set Point Control Console Turn Gas Alarm and Oceanlog are all registered and unregistered trademarks trade names and service marks of Oceanic All rights are reserved PATENT NOTICE U S Patents have been issued or applied for to protect the following design features Air Time Remaining U S Patent no 4 586 136 and 6
41. 2 DEFAULT 53 Pressing and releasing the A button momentarily lt 2 seconds will save the setting and revert to the SET F screen Pressing and releasing the A button momentarily and repeatedly lt 2 seconds will step through the other SET F screens Depressing and holding the M button for 2 seconds or if no button is pressed for a period of 2 minutes operation will revert to the NORM or GAUG SURF MAIN screen SET A GROUP NORM GAUG ALARMS Set A Sequence SET A gt Audible gt Depth gt EDT gt TLBG gt DTR gt Turn Pressure gt End Pressure gt PO2 HINT The SET A Group can also be set changed using the PC Settings Upload program gt SETA Settings remain at the values set until changed gt Depressing the A and S buttons simultaneously for 4 seconds while NORM or GAUG SURF MAIN is displayed will access SET A identified by the graphic SETA Fig 47 gt Pressing and releasing the A button momentarily lt 2 seconds while SET A is displayed will advance to SET Fig 47 SET A AUDIBLE ALARM with the Set Point flashing 54 SET AUDIBLE ALARM This option allows the Audible Alarms and the associated red warning LED function to be disabled Some cautionary situations will cause the Audible alarm to sound and the LED to flash even if this feature is set to OFF SET AUDIBLE ALARM information includes Fig 48 Graphic AUD gt Set Point graphic ON or OFF flashing e Pressing and releasing
42. 270 meters elevation Measures ambient pressure every 30 minutes in Watch Mode and when Dive Computer Mode is accessed every 15 minutes while in NORM GAUG FREE Surface Modes Does not measure ambient pressure when Wet Compensates for Altitudes above sea level beginning at 2 000 feet 610 meters elevation and every 1 000 feet 305 meters higher Conservative Factor Reduces NORM NDLs to those for the Altitude 3 000 feet 915 meters higher 172 SPECIFICATIONS CONTINUED OPERATIONAL PERFORMANCE continued Power ATOM Watch Battery 1 3 vdc CR2430 Lithium battery Transmitter Battery 1 3 vdc CR2 75 Ahr Lithium battery Duracell model DL CR2 or equivalent Shelf life Up to 7 years when shipped from factory in Deep Sleep mode Replacement User replaceable annual recommended Use Life ATOM 1 year or 300 dive hours if 2 1 hour dives per dive day Use Life Transmitter 300 dive hours if 2 1 hour dives per dive day Battery Indicator Warning icon on solid at 2 75 volts ATOM Battery change recommended Alarm icon on flashing at 2 50 volts change the ATOM Battery Dive Computer Mode Activation Manual push button recommended required if Wet Activation is set OFF Automatic by immersion in water if set ON Graphic WET indicates Activation Contacts are Wet unit must be dried prior to transport or storage Cannot be manually activated deeper than 4 FT 1 2 M if Wa
43. 37 1 13 1 10 107 104 15 125 110 106 1 03 1 00 0 57 0 55 0 52 0 49 0 46 043 0 41 039 18 0 59 0 49 0 45 0 42 0 40 0 38 0 36 0 34 0 32 0 31 0 30 0 29 0 28 21 0 41 034 033 031 029 028 027 026 024 023 021 020 0 19 24 0 32 027 026 024 022 021 020 019 0 18 017 0 16 0 15 0 14 27 025 021 019 018 017 016 016 014 0 13 0 12 012 0 11 0 0 30 020 017 0 16 0 15 0 13 0 12 0 12 0 11 0 10 0 10 0 09 0 09 0 08 33 017 0 14 012 011 0 1 0 10 0 09 0 09 0 08 0 08 0 08 007 007 36 O14 0 11 010 0 09 009 008 0 08 0 07 007 007 0 06 0 06 0 06 39 011 0 09 0 08 0 08 0 07 0 07 0 07 0 06 0 06 0 06 0 06 0 05 0 05 42 0 09 0 08 0 07 0 07 0 07 0 06 0 06 0 06 0 05 0 05 0 05 0 05 0 05 45 0 08 0 07 0 06 0 06 0 06 0 06 0 05 0 05 0 05 0 05 0 05 0 04 0 04 48 0 07 0 06 0 06 0 06 0 05 0 05 0 05 0 05 0 04 0 04 0 04 0 04 0 04 51 0 06 0 06 0 05 0 05 0 05 0 05 0 04 0 04 0 04 0 04 0 04 0 04 0 04 54 0 06 0 05 0 05 0 05 0 04 0 04 0 04 0 04 0 04 0 04 003 0 03 0 03 57 0 05 0 05 0 04 0 04 0 04 0 04 0 04 0 04 0 03 0 03 003 0 03 0 03 OXYGEN EXPOSURE LIMITS from NOAA Diving Manual Max Duration Max Total Duration PO2 Single Exposure 24 Hour Day ATA min hj min hr 0 60 720 120 720 12 0 0 70 570 9 5 570 9 5 0 80 450 75 450 7 5 0 90 360 6 0 360 6 0 1 00 300 50 300 5 0 1 10 240 4 0 270 4 5 1 20 210 35 240 4 0 1 30 180 30 210 3 5 1 40 150 25 180 3 0 1 50 120 2 0 180 3 0 1 60 45 75 150 2 0 167 SPECIFICATIONS CAN BE USED AS Watch Dive Computer Air or Nitrox Dig
44. 8 M Ascent Rates should not exceed 60 FPM 18 MPM At depths of 60 FT 18 M and shallower Rates should not exceed 30 FPM 9 MPM Ascent Rate Warning At depths deeper than 60 FT 18 M a Warning Fig 84 will be given when Ascent Rates exceed 50 FPM 15 MPM The Fig ANRA RATE message SLOW gt SLOW will scroll until the Ascent is slowed 98 At 60 FT 18 M and shallower the Warning will be given when Ascent Rates exceed 25 FPM 7 5 MPM Ascent Rate Alarm At depths deeper than 60 FT 18 M an Alarm will sound when Ascent Rates exceed 60 FPM 20 MPM At 60 FT 18 M and shallower the Alarm will sound when Ascent Rates exceed 30 FPM 10 MPM The Audible will sound the red LED will flash and the message SLOW gt SLOW will scroll on off at the top of the screen The Audible and LED will stop when acknowledged with the S button or when the Ascent is slowed After acknowledged the Alpha message SLOW gt SLOW will continue to scroll until the Ascent is slowed below the Alarm rate ELAPSED DIVE TIME The maximum duration that Elapsed Dive Time will be displayed is 9 hours and 59 minutes 9 59 In the event that the ATOM is at depth for a greater time it will cease operation as a Dive Computer and revert to operation as a Watch displaying the Main Time screen CONTROL OF DISPLAYS During Dive Modes there is a Main Default Display of important information relevant to the specific mode that the ATOM is operati
45. ACE MODE screen NORM GAUG or FREE If no dive has been taken within the past 24 hours the NORM SURF MAIN screen will appear as the default Fig 33 The GAUG and FREE SURF MAIN screens can be accessed by subsequent 2 second presses of the M button The Operating Mode selected NORM GAUG or FREE will remain on display for 2 hours until a dive is made or another Operating Mode is selected Fig 33 NORM SURF MAIN no dive made 40 If a dive has been conducted within the past 24 hours the SURF MAIN screen for that Operating Mode NORM GAUG or FREE will be displayed At any time while operating in Surface Modes the ATOM will enter Dive Mode upon descent to 5 FT 1 5 MJ During the 2 hour pre dive surface period if the M button is pressed to access other screens in the Watch Mode sequence Surface Mode must again be accessed prior to the first dive of a series if WET ACTIVATION is set OFF When WET ACTIVATION is set ON the Wet Contacts will activate the selected Dive Mode regardless of what Mode the ATOM is operating in at the time of the descent The ATOM will enter POST DIVE SURFACE MODE following a dive upon ascent to 4 FT 1 2 M The Surface Interval Time colon will flash during the first 10 minutes after a NORM GAUG dive Fig 34 or 1 minute after a FREE dive During the first 10 minutes after a dive the SURF MAIN screen for the Operating Mode selected prior to the dive NORM GAUG or FREE r
46. Alarm Set Point will activate the Alarm Pressing and releasing the S button momentarily lt 2 seconds will increase the Set Point from 0 00 to 0 20 minutes in 1 minute 0 01 increments Depressing and holding the S button will scroll through the Set Points at a rote of 4 Set Points per second until it is released Pressing and releasing the A button momentarily 2 seconds will save the setting and or advance to the SET TURN PRESSURE ALARM screen with the Set Point flashing Pressing and releasing the A button momentarily and repeatedly 2 seconds each time will step through the other SET A screens Depressing the A and S buttons simultaneously for 2 seconds will save the setting and revert back to the SET A screen Depressing and holding the M button for 2 seconds or if no button is pressed for a period of 2 minutes operation will revert to the NORM or GAUG SURF MAIN screen Fig 52 SET DTR 59 The TURN Pressure Alarm only applies to TMT 1 Fig 53 SET TURN 60 SET TURN PRESSURE ALARM for Transmitter 1 only Information includes Fig 53 gt gt gt Graphic TURN Set Point OFF or a numeric value flashing Symbol PSI or M Pressing and releasing the S button momentarily lt 2 seconds will step through the Set Points from OFF to 1000 to 3000 PSI 70 to 205 BAR in 250 PSI 5 BAR increments Depressing and holding the S button will scroll through the Set
47. DING BAR GRAPH ALARM While diving in FREE DIVE Mode nitrogen accumulation from the Free Dives and any previous NORM SCUBA Dives con ducted within 24 hours is displayed as the TLBG When Nitrogen Loading increases to the Caution level indicated by 4 segments displayed as the TLBG and the UP Arrow appear ing solid 3 short beeps will sound 3 times the red LED will flash and the message UP HIGH NI will appear on the display Fig 141 HIGHA Ter 054 After the beeps the message will continue to scroll until the TIBG og recedes to 3 segments at which time the message will change to FREE and the UP Arrow will be removed Fig 141 FREE DIVE MAIN ENTRY INTO DECO DURING A FREE DIVE During TLBG ALARM In the event that Nitrogen Loading increases to the Warning level indicated by all 5 segments of the TLBG and UP Arrow flashing 3 short beeps will sound 3 times the red LED will flash and the message UP gt VIOL will appear on the display Fig 142 After the beeps the message UP gt VIOL will continue to be displayed scrolling until you surface then the graphic VIOL will alternately be On Off for 10 minutes after the dive Upon surfacing the UP Arrow will be removed however the Full TLBG will continue to flash for 24 hours and dive computer operation will revert to Permanent Violation Gauge Mode until a full 24 hours elapse with no diving Access to Watch Mode will 1 Fig 142 FREE DIVE MAIN be allowed
48. DIVE COMPUTER The ATOM 2 0 hereafter referred to as the ATOM features 3 Dive Computer DC Operating Modes NORM Fig 2A which is used for Air and Nitrox dives GAUG Fig 2B used for dives in which Nitrogen Oxygen calculations are not performed and FREE Fig 2C used for activities that do not use SCUBA Entering Settings and Plan Mode are only available in NORM SURF Mode which also allows access to Battery Transmitter Status Fly Desat Log and History Modes Tank Pressure is displayed if a Transmitter is active and Linked with the ATOM GAUG Mode only allows access to Battery Transmitter Status Fly Log and History Modes It also displays Tank Pressure FREE Mode only allows access to ATOM Battery Status Log and History Modes It does not display Tank Pressure Once a dive is made in GAUG Operating Mode the ATOM is locked into that Mode for 24 hours after the dive The ATOM also features 2 modes for use of Transmitter Pressure A setting allows you to choose whether Transmitters 2 and 3 are for your use SELF or for checking 1 or 2 Buddies Tank Pressure s The setting remains fixed until changed in the NORM GAUG SET U menu PC INTERFACE Interface with a PC is accomplished by connecting the ATOM to a PC USB Port using the USB Interface Cable provided The same Cable is used for Upload and Download The software program is on the CD provided together with a USB Driver The program s Help serves as the user manual and
49. F or to an Hour based numeric time Differential ranging from 1 through 23 through 23 through 1 hours Once the Differential is selected and saved ALTERNATE Time Date values will be based upon the MAIN TIME Set Points plus minus the Differential Displayed will be the Lazy 8 symbol and graphic OFF or the Fig 17 a numeric Hour Differential Set Point flashing Fig 17 26 Depressing and holding the S button while the Set Point is flashing will scroll through the Set Points in increments of 1 Hour at a rate of 4 per second Pressing and releasing the A button momentarily 2 seconds will save the Set Point and or advance to the ALTERNATE TIME screen Depressing and holding the M button for 2 seconds will revert to the MAIN TIME screen If no button is pressed during a period of 2 minutes the unit will revert to the MAIN TIME screen WATCH COUNTDOWN TIMER HR MIN Pressing the M button momentarily 2 times lt 2 seconds each while the Local Default Time screen is displayed will access the Countdown TIMER screen displaying the remaining Countdown Time hr min if running or OFF flashing Fig 18 and the previously set Countdown Time hr min if the set Countdown started and has ended or OFF solid and 0 00 if no time was previously set Once set ON a Countdown will run in the background until it counts down to 0 00 or it is set OFF or a Dive is made at which time it will default to OFF and the v
50. ILY ALARM STATUS information provided includes Fig 23 Alarm icon gt Graphics ALRM and ON or OFF flashing gt Alarm Time Set Point hr min Pressing and releasing the S button momentarily 2 seconds will toggle between ON and OFF Upon being toggled to ON the Alarm will be set to sound every day at the Time indicated Depressing both the A and S buttons simultaneously for 2 seconds will access the SET DAILY ALARM screen allowing a new Time to be set Depressing and holding the M button for 2 seconds will revert to the Local Default Watch Time screen Pressing the L button will activate the Backlight Fig 23 DAILY ALARM 31 e If no button is pressed during a period of 2 minutes the unit will revert to the Local Default Watch Time screen SET DAILY ALARM information provided includes Fig 24 Alarm icon Graphics ALRM and SEt gt Alarm Time previously set hr min with the HOUR Set Point flashing Depressing and holding the S button while the HOUR Set Point is flashing will scroll through the Set Points in 1 hour increments at a rate of 4 per second from 12 Am to 11 Pm or O to 23 if 24 hour format The graphic Am or Pm will be displayed when setting Time in 12 Hour Format Pressing and releasing the A button momentarily 2 seconds will save the HOUR Set Point and or advance to SET MINUTE with the Set Point flashing Depressing and holding the S button while the MINUTE
51. IN 42 NORM SURF MAIN Button Operations Pressing the L button will activate the Backlight Pressing and releasing the A button repeatedly 2 seconds each time will step through the NORM Surface Sequence SURF gt PLAN gt FLY gt SAT gt LOG gt HISTORY Depressing and holding the A button for 2 seconds will access the Surface Secondary Display for 3 seconds followed by the Surface Alternate Display for 3 seconds Depressing both the A and S buttons simultaneously for 2 seconds will access the SET Menu F gt A gt U and an ATOM Serial Number display SURF gt SET FO2 gt SET Alarms gt SET Utilities gt SN M e Pressing and holding the M button for 2 seconds will access the GAUG SURF MAIN screen then another 2 A L second press will access the FREE SURF MAIN screen NORM SURF GAUG SURF FREE SURF Upper Left Mode M Upper Right Select S Pressing and releasing the M button momentarily lt 2 Lower Right Light L seconds will revert to the Watch TIME screen Lower Lelt Advance A Button Locations 43 Depressing and holding the S button for 2 seconds while viewing the NORM Surface screen will activate the ATOM s Receiver and access a series of screens that will indicate the Status of the system s Batteries and Pressures of the Tanks in use Transmitter Battery Status is not displayed for TMT 2 and 3 if TMT 2 3 USE is set for BUD Buddy Check f a Transmitter is not active an
52. Italy Tel 0039 010 8382006 Fax 0039 010 8365360 E mail info oceanicse it Oceanic SW Ltd Devon United Kingdom Tel 44 1 404 89 1819 Fax 44 1 404 89 1909 E mail info oceanicuk com Oceanic France Marseille France Tel 0033 491 25 37 78 Fax 0033 491 72 34 48 E mail oceanicfrance wanadoo fr Oceanic Diving Australia Pty Ltd Sorrento Victoria Australia Tel 61 3 5984 4770 Fax 61 3 5984 4307 E mail sales oceanicaus com au Oceanic Asia Pacific Pte Ltd Singapore Tel 65 6391 1420 Fax 65 6297 5424 E mail info oceanicasia com sg Oceanic Japan Yokohama Japan Tel 045 575 6671 Fax 045 575 6673 E mail oceanic gol com Oceanic International Pacific Kapolei Hawaii Tel 808 682 5488 Fax 808 682 1068 E mail oceanichi oceanicusa com 175 Standard functions OCEANIC Original functions board 7 Alpha numeric 5 Audio visual display LED alarm Standard Dive Gauge Free Watch 2 Oceanic bargraph 6 Alarm functions mode mode aiza mode Oceanlog PC acknowledgment mode 3 upload E USE 7 Consumer pu gan ecol USe replaceable we 4 OceanGlo battery Backlight m M M t Te p3 Tis Dive mode Adjustable safety sto Am JJ aS CA Wireless air amp Bapih P 1 t E Oceanic Ei dene dont History 2 16 Worldwide transmitters B o e G 2002 Davis Street 9 Buddy pressure 14 M pook San Leandro Ee or 10 Up to 3 Nitrox s 3 10 17 CA 94577 mixes 16 Air time USB Nx AN
53. M The display will revert to the DECO MAIN after 3 seconds DECO SECONDARY DISPLAY information includes Fig 97 gt Day of the Week graphic MON TUE etc gt Temperature with icon and graphic F or C gt Time of Day hr min sec This will be the Default Watch Time Main or Alternate The display will revert to the DECO MAIN after 3 seconds VIOLATION MODES While in Violation Modes the Alternate Displays previously DART described can be accessed using the A button the Backlight can be activated using the L button and Alarms can be acknowl edged and silenced with the S button The Alternote and Secondary Displays of information will be similar to the DECO screens They revert to the MAIN Default Display after 3 seconds N eur PSI STOP TIME CONDITIONAL VIOLATION If you ascend shallower Fig 98a than a Required Decompres sion Ceiling Stop Depth Fig 98b the Audible Alarm will sound and the red LED Down Arrow and Full TLBG will flash until you descend below the Required Stop Depth The graphic message DOWN DOWN will scroll at the top of the display until the Alarm is acknowledged silenced then the message Fig 98 CONDITIONAL DOWN gt TO gt xxF or xxM will scroll VIOLATION MAIN TAT Fig 99 DELAYED VIOLATION 1 MAIN 112 If you descend below the required Decompression Ceiling before 5 minutes have elapsed the ATOM will continue to function in Decompress
54. NG GAS MIXES AND BUDDY PRESSURE CHECK 119 SWITCHING GAS MIXES NORM only During NORM Dives the ATOM can be manually switched from GAS 1 to GAS 2 to GAS 3 changing FO2 displays and calculations from the FO2 value set for GAS 1 to the FO2 value set for GAS 2 to the FO2 value set for GAS 3 and if TMTs Transmitters are used changing Pressure related displays and calculations from TMT 1 to TMT 2 to TMT 3 NOTE Switching the ATOM from one GAS and TMT to another can not be performed while on the surface and during dives when TMT 2 3 USE is set for Buddy Pressure Check Every dive begins with GAS 1 10 minutes after surfacing from a multiple gas dive the ATOM s operation defaults to the GAS 1 FO2 Access to NORM DIVE Gas Switching screens can only be accomplished during the time that a NORM DIVE MAIN screen is being displayed and cannot be performed during the time that an Alarm is sounding A NOTE If a Switch to a new Gas Mix would ex pose the diver to a prohibitive PO2 level of 1 60 ATA or greater the Audible Alarm will sound the red LED will flash and the message DONT gt SWCH will scroll at the top of the display Fig 106 until acknowledged by pressing releasing the S button momentarily Fig 106 DON T SWITCH GAS ALARM 120 Due to the possibility that sufficient air may not be available in the Switch From tank to complete the dive the Switch to the prohibitive Mix can still be made If the Switch is made
55. ORM GAUG Time to Desaturation Countdown NORM only Dive Log NORM GAUG History NORM GAUG Oxygen Data after Nitrox dives Battery Tank Pressure Status NORM GAUG Set FO2 Alarms Utilities NORM GAUG SPECIFICATIONS CONTINUED NORM GAUG SET MODES Set F Group FO2 items FO2 GAS1 Air 21 to 50 FO2 GAS2 Air 21 to 100 FO2 GASS Air 21 to 100 FO2 Default On Off VV VV Set A Group Alarms Audible Alarm LED Warning On Off Max Depth Alarm 30 to 330 FT 10 to 100 M Elapsed Dive Time Alarm 10 to 3 00 hr min Max TLBG Alarm 1 to 5 segments Dive Time Remaining Alarm 00 to 20 min Turn Press Alarm Off 1000 to 3000 PSI 70 to 205 BAR End Press Alarm 300 to 1500 PSI 20 to 105 BAR Max PO2 Alarm 1 20 to 1 60 ATA V VV V VVV V Set U Group Utilities Wet Activation On Off Units of Measure Imperial Metric Safety Stop Time Depth Off 3 5 minutes 10 15 20 FT 3 4 5 6 M Conservative Factor On Off Backlight Duration 0 5 10 seconds Sampling Rate 2 15 30 60 seconds Transmitter 1 Link Code Off On 000000 to 999999 Transmitter 2 3 Use Self Bud Transmitter 2 Link Code Off On 000000 to 999999 Transmitter 3 Link Code Off On 000000 to 999999 VVVVVVV VV Vv ATOM Watch Serial Number gt Factory set Factory Settings gt Air gt Air gt Air gt On gt On gt 330 FT gt 3 00 hr min gt 5 segments Deco gt 20 min gt
56. PERATING MODE 133 GAUGE MODE n sea When Gauge Mode GAUG is selected as the Operating GAUG Mode GAS Mode the ATOM will operate as a Digital Depth Gauge Timer 2 3 and TMT 2 3 without performing nitrogen and oxygen calculations CAE ore To access GAUG Operating Mode while Watch MAIN i TIME is displayed press the M button 2 times 2 seconds each time or while the NORM SURF MAIN screen is displayed press the M button 1 time for 2 seconds e f no GAUG dive has be conducted press the M button for 2 seconds to advance to the FREE SURF MAIN Display MAIN TIME NORM SURF GAUG SURF FREE SURF GAUG SURF MAIN DISPLAY Default information provided includes Fig 122 Graphic GAUG alternating with the Altitude Level graphic SEA or EL2 through EL13 and WET if the unit is wet gt Battery icon if an ATOM Low Battery Warning Condition exists flashing if Too Low gt LINK icon and Tank Pressure with symbol PSI or BAR if the Receiver is Linked with an active TMT gt Symbol DIVE and Number of that dive gt Symbols TIME and SURF and Surface Interval Time hr min Fig 122 GAUG SURF MAIN 134 e Press release the A button to access Fly Log and History Gas Switchi Press hold the A button for 2 seconds to view the common od aes Buddy P Secondary Display Temperature and Time of Day Check at Press hold the A and S buttons simultaneously for 2 able in GAUG seconds to acces
57. PO2 will continue to scroll The value of PO2 can be viewed by accessing the ALT 2 Display by pressing the A button 2 times The unit will revert to the MAIN Display after 3 seconds HIGH OXYGEN ACCUMULATION The O2 Bar Graph displays either oxygen accumulated during thot nitrox dive or during the repetitive nitrox dives you conduct during that 24 hour period whichever of the two is greater ot that time The O2 Bar Graph allows you to monitor how close you are coming to the limits of oxygen exposure If the theoretical amount of oxygen accumulated equals or exceeds the limit for a single exposure or the exposure limit for a 24 hour period 300 OTU Oxygen Dive Time Remaining becomes 0 00 hr min the graphic O2 appears and the full O2 Bar Graph and UP Arrow will be displayed flashing Fig 105 The red LED warning will flash the Audible Alarm will sound and the message HIGH gt O2 will scroll at the top of the display When the Alarm is acknowledged silenced the message UP gt HIGH O2 will scroll until the level of oxygen decreases below the limit Press the A button to view the Alternate and Secondary Displays The unit will revert to the MAIN Display after 3 seconds Upon surfacing operation will lock in to NORM Mode until the O2BG recedes tod segments Access to Watch Mode is al lowed but access to GAUG and FREE is blocked Refer to page 167 for a Char of NOAA Oxygen Exposure Limits
58. Points at a rate of 4 Set Points per second until it is released Pressing and releasing the A button momentarily 2 seconds will save the setting and or advance to the SET END PRESSURE ALARM screen with the Set Point flashing Pressing and releasing the A button momentarily and repeatedly lt 2 seconds each time will step through the other SET A screens Depressing the A and S buttons simultaneously for 2 seconds will save the setting and revert back to the SET A screen Depressing and holding the M button for 2 seconds or if no button is pressed for a period of 2 minutes operation will revert to the NORM or GAUG SURF MAIN screen SET END PRESSURE ALARM information includes Fig 54 Graphic END The END Pressure gt Set Point numeric value flashing Alarm will activate Symbol PSI or M when Pressure in the Tank being used at Pressing and releasing the S button momentarily 2 the time TMT 1 2 seconds will increase the Set Point from 300 to 1500 PSI or 3 decreases to the 20 to 105 BAR in 100 PSI 5 BAR increments Alarm Set Point Depressing and holding the S button will scroll through the Set Points at a rate of 4 Set Points per second until it is released Pressing and releasing the A button momentarily lt 2 seconds will save the setting and or advance to the SET PO2 ALARM screen with the Set Point flashing Pressing and releasing the A button momentarily and repeatedly 2 seconds each time
59. RM GAUG OVERVIEW OF DIVE MODE INFORMATION POSITIONING OF THE ATOM Link Interruption Underwater DIVE TIME REMAINING DTR No Decompression Dive Time Remaining NDC Oxygen Accumulation Time Remaining OTR Air Time Remaining ATR Air Time Remaining Alarm VARIABLE ASCENT RATE ELAPSED DIVE TIME CONTROL OF DISPLAYS NORM TYPE DIVE MODES AIR NITROX WET CONTACTS NORM NO DECOMPRESSION DIVE MODE NORM Dive No Deco Safety Stop DECOMPRESSION DIVE MODE VIOLATION MODES HIGH PO2 HIGH OXYGEN ACCUMULATION SUMMARY OF WARNING AND ALARM MESSAGES CONTENTS continued SWITCHING GAS MIXES AND BUDDY PRESSURE CHECK 119 120 SWITCHING GAS MIXES NORM ONLY BUDDY PRESSURE CHECK NORM ONLY 125 NORM POST DIVE MODES 129 TRANSITION PERIOD 130 AFTER THE TRANSITION PERIOD a 131 GAUGE OPERATING MODE we 133 GAUG SURFACE DISPLAYS 134 GAUG DIVE DISPLAYS 135 FREE DIVE OPERATING MODE sensere entere tente rtn tette tn tente in aaaea ta tata ta tesa sa testa tasa sn adea A diaa 137 FREE SURFACE DISPLAYS we 138 140 FREE COUNTDOWN TIMER CDT SET FREE CDT 142 SET FREE ALARMS EDT FDA 143 FREE DIVE DISPLAYS 148 REFERENCE UPLOADING SETTINGS AND DOWNLOADING DATA woe 153 154 CARE AND CLEANING 156 INSPECTIONS AND SERVICE 156 BATTERY REPLACEMENT
60. The display will revert to the GAUG DIVE MAIN screen after 3 seconds Fig 124 GAUG DIVE ALT 136 WARNING Prior to diving with the ATOM you must also read and understand the Oce anic Dive Computer Safety and Reference Manual Doc No 12 2262 which provides Important Warnings and Safety Recommenda tions as well as general product information FREE DIVE OPERATING MODE 137 FREE DIVE MODE FREE Mode uses the When FREE Free Dive Mode is selected as the Operating NORM GAUG Mode the ATOM will operate as a Digital Depth Gauge with settings for select features Nitrogen loading is calculated based upon a gt gt Time Date default FO2 of AIR and the amount remaining during 24 hours is gt gt Wet Activation carried over between FREE and NORM Operating Modes gt gt Units To access FREE Operating Mode while Watch MAIN TIME is displayed press the M button 3 times 2 seconds each time or while NORM GAUG MAIN is displayed press the M button 1 time for 2 seconds To access the NORM SURF MAIN Display press the M button for 2 seconds MAIN TIME NORM SURF GAUG SURF FREE SURF FREE SURF MAIN DISPLAY information includes Fig 125 Graphic FREE alternating with the Altitude Level graphic SEA or EL 2 through EL13 or graphic WET each 3 seconds On then 1 4 second Off gt Battery icon if an ATOM Low Battery Warning Condition exists flashing if Too Low gt Graphic tot with symbo
61. Time Remaining Fig 82a identified by the symbols AIR and TIME can be viewed when the Alternate 1 Display is accessed during dive modes In the event that ATR becomes less than No Deco and C2 Time it will be displayed on the Main Display as Dive Time Remaining until it becomes greater than one or the other Air Time Remaining ATR Alarm When Air Time Remaining ATR decreases to 5 minutes 0 05 the Audible Alarm will sound and the LED will flash If it de creases to 0 00 the Audible will sound again and the LED will flash The message LOW gt AIR gt TIME will scroll at the top of the screen Fig 83 until Air Time Remaining becomes greater than 5 minutes 0 05 Fig 82 AIR TIME REMAIN ING Fig 83 ATR WARNING 97 You should immediately initiate a controlled Ascent while moni toring your Tank Pressure However there is no reason to panic the ATOM has allowed for the Air necessary for a safe Ascent including the No Deco Safety Stop if set On and any Decompression Stops required Example You set the End Pressure Alarm for 300 PSI 20 BAR You are at a Depth of 60 FT 20 M Air Time Remaining decreases to 0 00 You Ascend at a maximum rate of 30 FPM 10 MPM You surface with 300 PSI 20 BAR pressure still in your Tank VARIABLE ASCENT RATE Alerts associated with Ascent Rate are based upon 2 sets of speeds which change at a reference depth of 60 FT 18 M WARNING At depths greater than 60 FT 1
62. UG SURF MAIN screen SET U GROUP UTILITIES Set U Sequence SET U gt Wet Activation gt Units gt Safety Stop gt Conservative Factor gt Backlight Duration gt Sampling Rate gt TMT 1 gt TMT 2 3 USE gt TMT 2 or BUD 1 gt TMT 3 or BUD 2 HINT The SET U Group can also be set changed using the PC Settings Upload program FREE Mode utilizes these settings for Wet Activa tion Units and Backlight Duration It has a separate Sampling Rate fixed at a 1 second interval not affected by the SET U setting gt SET U Settings remain at the values set until changed gt Depressing the A and S buttons simultaneously for 6 seconds while the NORM or GAUG SURF MAIN screen is displayed will access SET U identified by the graphic SETU Fig 56 gt Pressing and releasing the A button momentarily lt 2 seconds while SET U is displayed will advance to SET WET ACTIVATION with the Set Point flashing TMT is the abbrevia tion for Transmitter BUD is the abbrevia tion for Buddy Fig 56 SET U 63 Prior to the first dive of a repetitive series WET Activa tion must be set ON for the ATOM to enter Dive Mode while operating as a Watch Fig 57 SET WET ACTIVATION 64 SET WET ACTIVATION information includes Fig 57 gt gt Graphic WET Set Point graphic ON or OFF flashing Pressing and releasing the S button will toggle between ON and OFF Pressing and rele
63. UTER FEATURES AND DISPLAYS BAR GRAPH eee ALPHA NUMERIC DISPLAYS Tank Pressure Display Depth Displays Time and Date Displays Temperature Display aci tiie stent ae epee FAG eh HEIDE RR ME UR NEN EMI CONTENTS continued DIVE COMPUTER SURFACE SEQUENCE AND OPERATING MODES SURFACE MODE Normal Surface Main Display Normal Surface Main Button Operations ATOM Battery Status Transmitter Status Normal Surface Secondary Display Normal Surface Alternate Display NORMAL AND GAUGE SURFACE SET MODES SET F GROUP FO2 Set FO2 for NORM Nitrox Dives Set FO2 GAS 1 Set FO2 GAS 2 Set FO2 GAS 3 Set FO2 50 Default SET A GROUP NORM GAUG ALARMS Set Audible Alarm Set Depth Alarm Set EDT Elapsed Dive Time Alarm Set TLBG Tissue Loading Bar Graph Alarm Set DTR Dive Time Remaining Alarm Set Turn Pressure Alarm TMT1 Set End Pressure Alarm Set PO2 Alarm SET U GROUP UTILITIES Set Wet Activation Set Units of Measure Set NORM Safety Stop Set Conservative Factor Set Backlight Duration Set Sampling Rate CONTENTS continued Set TMT1 Transmitter 1 Link Code Set TMT Transmitter 2 3 Use Set TMT2 Transmitter 2 Link Code Set TMT3 Transmitter 3 Link Code SERIAL NUMBER ATOM NORM Normal Dive PLAN MODE FLY MODE SAT MODE NORM NORM GAUG LOG MODE HISTORY MODE NO
64. able RAM 20MB of available hard drive storage Mouse CD Rom drive Printer optional For software updates refer to the Oceanic web site www OceanicWorldwide com For support call Oceanlog Support toll free at 866 732 7877 8 Am to 5 Pm Pacific time 155 Fig 143 ATOM CASE BACK 156 CARE AND CLEANING Protect your ATOM from shock excessive temperatures exposure to chemicals and tampering Protect the lens against scratches with a Instrument Lens Protector Small scratches will naturally disappear underwater e Soak and rinse the ATOM in fresh water at the end of each day of diving and check to ensure that the areas around the Low Pressure Depth Sensor Fig 143a PC Interface Data Port Fig 143b and Buttons are free of debris or obstructions Soak and rinse the Regulator s with the Transmitter s attached To dissolve salt crystals use lukewarm water or a slightly acidic bath 50 white vinegar 50 fresh water After removal from the bath place the ATOM and the Regulator s with Transmitter s unit under gently running water and towel dry before storing Transport your ATOM system cool dry and protected INSPECTIONS AND SERVICE Your ATOM should be inspected annually by an Authorized Oceanic Dealer who will perform a factory prescribed function check and inspection for damage or wear To keep the 2 year limited warranty in effect this inspection must be completed one year after purchase
65. ad the Transmitter clockwise by hand into the Regulator s HP Port Fig 155 and tighten until secure with a 5 8 open end wrench Attach the Regulator First Stage to a full Scuba Tank and pressurize by slowly opening the Tank Valve listening for any indication of air leaking around the Fitting e f air leakage is present DO NOT use take the complete Regulator Assembly to an Authorized Oceanic dealer for inspection and service TRANSMITTER COMPATIBILITY WITH NITROX When packaged and shipped from the factory Oceanic ATOM Transmitters are rated for use with compressed Air and or nitrogen oxygen Nitrox breathing gas mixtures containing up to 99 O2 by volume and with 100 O2 Fig 155 INSTALLING A TMT ON A REGULATOR 164 ALTITUDE SENSING AND ADJUSTMENT Prior to the first dive of a series of repetitive dives ALTITUDE i e Ambient Pressure is measured upon activation of Dive Surface Mode and every 15 minutes until a dive is made or operation reverts to Main Time after 2 hours While it is operating in Watch Modes after a dive measurements are taken every 15 minutes during the 24 hour period after surfacing Measurements are only taken when the unit is dry gt Two readings are taken the second reading 5 seconds after the first The readings must be within 1 foot 30 cm of each other to record that Ambient Pressure as the current ALTITUDE The Mathematical Model in the ATOM accounts for the reduced No Decompress
66. alue previously set FREE Dive Mode has a separate Min Sec Countdown Timer Fig 18 WATCH COUNT DOWN TIMER 27 When a set Countdown Time reaches 0 00 the Audible Alarm will beep 10 times and the red LED warning light will flash Pressing and releasing the S button lt 2 seconds will acknowledge and silence the Alarm Pressing and releasing the S button lt 2 seconds will silence and acknowledge the Daily Alarm if its set and it sounds Pressing the L button will activate the Backlight Depressing and holding the M button for 2 seconds will revert to the Local Default Watch Time screen MAIN or ALTERNATE TIME Depressing both the A and S buttons simultaneously for 2 seconds will access the SET WATCH COUNT DOWN TIMER screen indicated by the graphics TIMR and SEt symbol TIME and HOUR Set Point flashing Fig 19 e If no button is pressed during a period of 2 minutes the unit will revert to the Local Default Watch Time screen Depressing and holding the S button while the HOUR Set Point is flashing will scroll through the Set Points in 1 hour increments at a rate of 4 per second from O to 23 hr Pressing and releasing the A button momentarily 2 x seconds will save the HOUR Set Point and or advance to Fig 19 SET WATCH CDT SET MINUTES with the MINUTES Set Point flashing 28 Depressing and holding the S button while the MINUTES Set Point is flashing will scroll through the Set Po
67. and holding the M button for 2 seconds or if no button is pressed during a 2 minute period operation will revert to the NORM SURF MAIN screen Pressing the L button will activate the Backlight LOG PREVIEW screen information includes Fig 72 V VM M Graphic LOG Dote month day or day month if set for metric Symbol DIVE and dive number 1 to 24 for that series Time of Day the dive began HR MIN with graphic Am Pm if set for 12 Hour Format This will be the Local Default Time selected either Main or Alternate with lazy 8 symbol if Alternate Symbol NITROX if a Nitrox dive none if an AIR GAUG or FREE dive Pressing and releasing the S button momentarily 2 seconds button will advance to the LOG DATA 1 screen FREE Dives are not recorded in the LOG they are stored in Memory for Download Fig 72 LOG PREVIEW 85 86 Fig 73 LOG DATA 1 LOG DATA 1 information includes Fig 73 gt gt Alpha graphic NO D DECO GAUG or VIOL TLBG with the maximum accumulation segment flashing others fixed up to end ofdive accumulation All segments flashing for delayed and full violation Temperature minimum recorded that dive and graphic F or C if metric Symbol DIVE TIME and Elapsed Dive Time hours minutes Symbols TIME and SURFACE Pre dive Surface Interval time hr min 10 through 23 for times greater than 9 hours and 59 minutes blank for Dive 1 of a series
68. and release the S button momentarily and repeatedly lt 2 seconds each time to increase the Planned Depth in increments of 10 FT 3 M displaying the information one screen at a time Depressing and holding the M button for 2 seconds to revert to the NORM SURF MAIN screen FLY MODE Time to Fly is a counter thot begins counting down 10 minutes after surfacing from a dive from 23 50 to 0 00 hr min Two hours after a dive the ATOM s operation reverts to the Watch Local Time screen Main or Alternate whichever one was selected as the Default screen at which time the Time to Fly Countdown continues in the background Access to the FLY screen is then gained by first accessing the NORM or GAUG SURF MAIN screen e Pressing and releasing the A button 2 times momentarily lt 2 seconds each time while the NORM SURF MAIN screen is displayed will access FLY MODE NORM SURF gt PLAN gt FLY or pressing and releasing the A button 1 time momentarily 2 seconds while the GAUG SURF MAIN screen is displayed will access FLY MODE GAUG SURF gt FLY TIME TO FLY information includes Fig 70 gt Graphic FLY and symbol TIME gt Countdown Time hr min gt Battery icon if an ATOM Low Battery Warning Condition exists flashing if Too Low Time to Fly is not a calculation it is a 24 hour countdown timer provided for your post dive reference Fig 70 TIME TO FLY 81 e Pressing and releasing the A button
69. arm Set if 21 to 50 Depressing and holding the S button while the Set Point is flashing will scroll the Set Points from AIR Fig 42 to 21 through 50 in 1 increments at a rate of 8 per second Hint The scroll will stop when the button is released or momentarily at 32 even if the button is held depressed Pressing and holding the S button will resume the scroll from 32 Fig 43 through 50 then stop at AIR or 21 Pressing and releasing the S button will advance FO2 in increments of 1 per press of the button Pressing and releasing the A button momentarily lt 2 seconds will save the setting and or advance to SET FO2 GAS 2 with the Set Point flashing Pressing and releasing the A button momentarily and repeatedly lt 2 seconds will step through the other SET F screens Depressing the A and S buttons simultaneously for 2 seconds will save the setting and revert back to the SET F screen SET Depressing and holding the M button for 2 seconds or if no button is pressed for a period of 2 minutes operation will revert to the NORM or GAUG SURF MAIN screen FO2 GAS 2 information includes V VV VM M Graphic GAS2 PO2 Alarm Set Point with graphic PO2 Symbol FO2 and FO2 Set Point value flashing Tank 2 icon representing GAS 2 Symbol NITROX if set for a numerical value Max Depth allowed for the PO2 Alarm Set if 21 to 100 Depressing and holding the S button while the FO2 Set Point is flashing will scroll
70. as 3 TMT 3 to M GAS 1 GAS Gas 1 TMT 1 2 sec PREVIEW SWITCHING after 3 sec or M BUDDY lt 2 sec PRESSURE CHECK Switches from GAS 2 Gas 1 TMT 1 to M Gas 2 TMT 2 2 sec PREVIEW after 3 sec Switches from Gas 2 TMT 2 to Gas 3 TMT 3 after 3 sec 128 Back to NORM DIVE MAIN BUD SEARCH 2to5 sec BUD1 PRESSURE 3 BUD2 PRESSURE 3 sec WARNING Prior to diving with the ATOM you must also read and understand the Oce anic Dive Computer Safety and Reference Manual Doc No 12 2262 which provides Important Warnings and Safety Recommenda tions as well as general product information NORM POST DIVE MODES 129 POST DIVE SURFACE MODE When you ascend to 4 FT 0 6 M the ATOM will enter Surface Mode and begin counting your Surface Interval TRANSITION PERIOD If you descend during the first 10 minutes after surfacing re ferred to as the Transition Period time underwater will be considered a continuation of that dive The time at the surface if less than 10 minutes will not be added as Dive Time Transition Period information on the surface includes Fig 119 gt TLBG representing Nitrogen loading gt LINK icon and Tank Pressure with symbol PSI or BAR if the Receiver is Linked with a TMT gt Graphic NORM alternating with the Altitude Level graphic SEA or EL2 through EL13 and WET if the unit is wet Battery icon if an ATOM Low Battery Warni
71. asing the A button momentarily lt 2 seconds will save the setting and or advance to the SET UNITS screen with the Set Point flashing Pressing and releasing the A button momentarily and repeatedly lt 2 seconds each time will step through the other SET U screens Depressing the A and S buttons simultaneously for 2 seconds will save the setting and revert back to the SET U screen Depressing and holding the M button for 2 seconds or if no button is pressed for a period of 2 minutes operation will revert to the NORM or GAUG SURF MAIN screen HINT To change this setting while operating in FREE Mode first access the NORM SURF Mode SET UNITS information includes Fig 58 7 gt Graphic UNIT du UNITS set will apply gt Set Point symbols graphics PSI F and FT or BAR C and to NORM GAUG M flashing and FREE Modes Pressing and releasing the S button will toggle between Imperial F FT PSI and Metric C M BAR Pressing and releasing the A button momentarily lt 2 seconds will save the setting and or advance to the SET SAFETY STOP screen with the Time Set Point flashing Pressing and releasing the A button momentarily and repeatedly lt 2 seconds each time will step through the other SET U screens Depressing the A and S buttons simultaneously for 2 seconds will save the setting and revert back to the SET U screen Depressing and holding the M button for 2 seconds or if no button is pressed for a p
72. at interference will not occur in a particular installation If this equipment does cause interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver e Connect the equipment to an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician Warning Changes or modifications to this unit not expressly approved by Oceanic 2002 Design could void the user s authority to operate the equipment 152 WARNING Prior to diving with the ATOM you must also read and understand the Oce anic Dive Computer Safety and Reference Manual Doc No 12 2262 which provides Important Warnings and Safety Recommenda tions as well as general product information REFERENCE 153 UPLOADING SETTINGS AND DOWNLOADING DATA The ATOM is configured with a Data Port located on the back of the left side that enables it to be connected to a PC through a USB port using the special Interface Cable supplied A USB Driver is provided on the CD as part of the Interface System The Settings Upload portion of the program provided can be used to set change the ATOM s Main Time Date Set A group Alarms and Set U group Utilities using the sam
73. at you also replace the Battery s in the Transmitter s and vice versa The Battery Compartment s should only be opened in a dry and clean environment with extreme care taken to prevent the entrance of moisture or dust As an additional precautionary measure to prevent formation of moisture in the Battery Compartment s it is recommended that the Battery s be changed in an environment equivalent to the local outdoor temperature and humidity e g do not change the Battery s in an air conditioned environment then take it outside during a hot sunny day Inspect the Buttons Lens and Housing s to ensure they are not cracked or damaged If there is any sign of moisture in the ATOM or Transmitter s DO NOT attempt to use the ATOM for diving NORM GAUG or FREE until it receives proper service by the Oce anic factory or an Authorized Regional Distributor Hot Swap If the new Battery can be inserted into the ATOM within 8 seconds after the old one is removed referred to as a Hot Swap settings and nitrogen and oxygen calculations for repetitive dives will be retained 158 CAUTION Damage due to improper Battery replacement is not covered by the product s limited 2 year warranty ATOM Watch Battery Removal Locate the Battery Compartment on the back of the unit Fig 144 BATTERY HATCH Rotate the Battery Hatch clockwise 10 degrees using the REMOVAL Tool special Battery Hatch Tool provided Fig 144 or by pushi
74. ate of 4 Set Points per second until it is released Pressing and releasing the A button momentarily lt 2 seconds will save the setting and or advance to the SET TMT 1 screen with the Set Point flashing Pressing and releasing the A button momentarily and repeatedly lt 2 seconds each time will step through the other SET U screens Depressing the A and S buttons simultaneously for 2 seconds shall save the setting and revert back to the SET U screen Depressing and holding the M button for 2 seconds or if no button is pressed for a period of 2 minutes operation will revert to the NORM or GAUG SURF MAIN screen SAMPLING RATE is the frequency time interval at which data is sampled and stored in memory for subsequent down load to the PC Oceanlog program FREE Mode has a fixed 1 second Sampling Rate Fig 62 SET SAMPLING RATE 69 TMT 1 is the Default Transmitter while on the Surface prior to a dive and 10 minutes after a dive Fig 63 SET TMT 1 70 SET TMT 1 information includes Fig 63 gt gt Graphics TMT1 and ON or OFF flashing Set Point Transmitter s Serial Number Link Code Pressing and releasing the S button momentarily 2 seconds will toggle between ON and OFF Pressing and releasing the A button momentarily lt 2 seconds will accept the ON OFF selection If OFF is selected SET TMT 2 and TMT 3 will be bypassed and the operation reverts to the
75. but access toNORM or GAUG will be blocked During DECO 151 WARNING If your ATOM stops working for any reason while operating as a Dive Computer it is important that you have antici pated this possibility and are prepared for it This is an important reason for not pushing the no decompression and oxygen expo sure limits and a critical reason to avoid entering decompression If you dive in situations where your trip would be ruined or your safety would be jeopardized by losing the use of your ATOM a backup instrument system is highly recommended FCC ID MH8A e FCC COMPLIANCE This equipment complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 this equipment may not cause harmful interference and 2 this equipment must accept any interference received including interference that may cause undesired operation FCC INTERFERENCE STATEMENT This equipment has been tested and found to comply with the limits for an Intentional Radiator a Class B Digital Device pursuant to Part 15 of FCC Rules Title 47 of the Code of Federal Regulations These rules are designed to provide reasonable protection against harmful interference in a commercial or residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications There is no guarantee th
76. can be printed for personal use The Settings Upload program is used to check the ATOM s existing Settings and for entering Time Alarm and Dive Computer settings into the ATOM The Data Download program is used to retrieve Data that was sampled during dives and stored in the ATOM s memory The ATOM checks for an External Access request once every second while in the Watch Main Time Checks are not made if the unit is WET For a connection to be made the Interface Cable is clipped onto the ATOM s Data Port and plugged into a PC USB Port To establish the connection the PC program must be running When the connection is made all segments of the ATOM appear on the display until completion of the Upload or Down load operation The ATOM reverts to the Watch Main Time screen after completion of the Upload or Download operation or after 2 minutes if no PC action was taken SYMBOLS AND ALPHA NUMERIC GRAPHICS The upper line of digits on the LCD screen is used to convey alpha Messages such as Day of the Week Operating Modes items being Set Gas and Transmitter identification Altitude level and Alarm identification At times the second line is also used to display alpha numeric graphics such as PO2 and On Off The FO2 setting of a selected Gas will appear in the lower line 13 AUDIBLE ALARM Most warning situations that activate the Audible Alarm while operating in NORM or GAUG Mode cause the ATOM to emit 1 beep per second for 10 seconds or
77. ception Area Poor Reception Area Poor Reception Area Poor Reception Area Poor Reception Area Transmitter Signal Reception Guide POSITIONING OF THE ATOM The Transmitters TMTs emit low frequency signals that radiate outward in semicircular patterns that are parallel to the length dimension of the TMT A coiled antenna inside the ATOM receives the signals when it is positioned within a zone parallel to or at a 45 degree angle to the TMT as illustrated on page 92 The ATOM cannot effectively receive a signal when it is held out to the sides of the TMT or held at distances greater than 6 feet 2 meters in front of the TMT Best reception is achieved when the ATOM is within 3 feet 1 meter of the TMT When installed into the high pressure ports of the Regulator First Stages the TMTs must be positioned so that they face horizon tally outward from the Tank Valves Link Interruption Underwater During a dive you may at times move the ATOM out of the signal pattern of the TMT resulting in a temporary interruption of the Link signal An interruption lasting greater than 15 seconds will cause the Tank Pressure value to flash the Link icon to flash the Audible Alarm to sound and message TMTx gt LINK gt LOST to scroll Fig 77 The Link will be restored within 4 seconds after the Que He Fig 77 LOST LINK ATOM is moved back into its correct position UNDERWATER 93 An interrup
78. ck to the SET U screen SAFE STOP TIME Fig 59 SET SAFETY STOP 66 Depressing and holding the M button for 2 seconds or if no button is pressed for a period of 2 minutes operation will revert to the NORM or GAUG SURF MAIN screen SET CONSERVATIVE FACTOR information includes Fig 60 Graphic CONS gt Set Point ON or OFF flashing Symbols TIME and NDC e Pressing and releasing the S button lt 2 seconds will toggle between ON and OFF Pressing and releasing the A button momentarily 2 seconds will save the setting and or advance to the SET BACKLIGHT DURATION screen with the Set Point flashing Pressing and releasing the A button momentarily and repeatedly 2 seconds each time will step through the other SET U screens Depressing the A and S buttons simultaneously for 2 seconds will save the setting and revert back to the SET U screen Depressing and holding the M button for 2 seconds or if no button is pressed for a period of 2 minutes operation will revert to the NORM or GAUG SURF MAIN screen Use the Conserva tive Factor option to help reduce your exposure to Decom pression Sickness fi ETT Fig 60 SET CONSERVA TIVE FACTOR 67 The Backlight will not remain On for the additional Duration time set if the L button is held depressed longer than 10 seconds Fig 61 SET BACKLIGHT DURATION 68 NOTE When the Conservative Factor
79. d Secondary Displays cannot be accessed during the time when an Alarm is sounding Fig 89 NORM DIVE NO DECO ALT 2 Fig 90 NORM DIVE NO DECO SECONDARY 105 NORM DIVE NO DECO SAFETY STOP Upon ascending to the Safety Stop Depth set on any No Decompression dive in which Depth exceeded 30 FT 9 M a short beep will be emitted and a Safety Stop at the Depth set will appear on the display with a countdown timer that begins at the Safety Stop Time set and counts down to 0 00 min sec The Safety Stop will be displayed until the countdown times out or you descend below 30 FT 10 M or you surface There is no Penalty if you surface prior to completing the Safety Stop If the Safety Stop was set to OFF the screen will not appear during the ascent NORM DIVE NO DECO SAFETY STOP MAIN DISPLAY Information includes Fig 91 gt Graphics SAFE STOP and xxF or xxM value of the Stop Depth set scrolling at the top gt Tissue Loading Bar Graph representing Nitrogen gt TMT Link icon and Tank Pressure with the PSI or BAR icon if a TMT is active and linked gt Symbols STOP and TIME and the Stop Time min sec set gt Dive Time Remaining hr min with symbols TIME and NDC or O2 or AIR Tank icon representing the GAS selected 1 2 or 3 Symbol NITROX if set for Nitrox gt Current Depth with symbol FT or M v Fig 91 NORM DIVE NO DECO SAFETY STOP MAIN 106 e Press release the A button to view th
80. d a dive is made the AIR option is disabled until 24 hours elapse after the last dive The AIR option will not be displayed in Set FO2 GAS 1 until a full 24 hour Surface Interval has elapsed IF FO2 for GAS 1 is set for 21 it will remain set for 21 for that series of dives until set for a higher numerical value If the FO2 50 DEFAULT is set OFF FO2 for GAS 2 and 3 will remain at their respective Set Points previously selected until they are changed If the FO2 50 DEFAULT is set ON FO2 for GAS 2 and 3 will Default to 5096 after the dive The ATOM is programmed to prevent FO2 for GAS 2 and 3 from being set at values lower than the FO2 Set Point for GAS 1 GAS 2 and 3 can only be set to values equal to or higher than the FO2 Set Points of GAS 1 and 2 respectively When setting FO2 for GAS 2 and 3 the lowest values available will be the Set Point of the previous Gas set e g If FO2 GAS 1 is set for 32 FO2 GAS 2 can only be set at values from 32 to 100 Likewise FO2 GAS 3 will depend on the setting for FO2 GAS 2 49 SET FO2 GAS 1 information includes v gt gt gt gt gt Fig 42 SET FO2 GAS1 AIR setting tog Poe NITROX 32130 Fig 43 SET FO2 GAS1 32 O2 setting 50 Graphic GAST PO2 Alarm Set Point with graphic PO2 Symbol FO2 and FO2 Set Point value flashing Tank 1 icon representing GAS 1 Symbol NITROX if set for a numerical value Max Depth allowed for the PO2 Al
81. d linked to the ATOM the message NotAvAil Not Available will appear Each screen will be displayed for 3 seconds ATOM Bottery Status then Transmitter 1 Battery Status and Tank Pressure then Transmitter 2 Battery Status and Tank Pressure then Transmitter 3 Battery Status and Tank Pressure The screen will then revert t NORM SURF MAIN Display Fig 36 ATOM BATT GOOD e ATOM BATTERY STATUS information includes Fig 36 37 gt Graphics ATOM and bAt gt Graphic Good or Lo gt Battery icon if a Low Battery Warning Condition exists Flashing if an Alarm Condition exists Transmitters referred to as TMTs that are active and Linked will transmit signals conveying Tank Pressure and Battery Status for display on the Status screens If a TMT is not active or active but Fig 37 ATOMBATTLow Ot Linked the Status screen s will display Not Available 44 TRANSMITTER STATUS information includes gt Graphics TMT1 then TMT2 and TMT3 identifying the reporting Transmitter and bAt gt Graphic Good or Lo or NotAvAil Fig 38A 38B gt Battery icon if a Low Battery Warning Condition exists Flashing if an Alarm Condition exists gt Link icon and Tank Pressure for the TMT reporting and symbol PSI or BAR NOTE If TMT 2 3 USE is set for BUD Buddy Pressure Checks TMT2 and TMT3 screens will not display Battery Status only Pressure NORM SURF SECONDARY information includes Fig 39 fy
82. ded includes Fig 88 Tissue Loading Bar Graph gt Graphic TMT or 2 or 3 Link icon and Tank Pressure with the PSI or BAR icon if a TMT is active and linked Elapsed Dive Time hr min with symbols DIVE and TIME Air Time Remaining hr min with symbols AIR and TIME Tank icon representing the GAS selected 1 2 or 3 Symbol NITROX if set for Nitrox Max Depth with icons FT or M and MAX V V VM V DIVE TIME dg 006 gg The display will revert to the MAIN Display after 3 seconds Press release the A button to view NORM DIVE ALT 2 Fig 88 NORM DIVE NO DECO ALT 1 104 NORM DIVE NO DECO ALT 2 DISPLAY if set for Nitrox Information includes Fig 89 gt O2 Bar Graph and symbol O2BG O2 accumulated TMT Link icon if a TMT is active and linked Graphic GAS1 or 2 or 3 Level of PO2 ATA with graphic PO2 FO2 Setting and symbol FO2 Tank icon representing the GAS selected 1 2 or 3 Symbol NITROX if set for Nitrox Current Depth and symbol FT or M VVVVVVV The display will revert to the MAIN Display after 3 seconds NORM DIVE NO DECO SECONDARY DISPLAY informa tion includes Fig 90 gt Day of the Week graphic MON TUE etc gt Temperature with degrees icon and graphic F or C gt Time of Day hour minute second This will be the Default Watch Time selected MAIN or ALTERNATE The display will revert to the MAIN Display after 3 seconds NOTE The Alternate an
83. e FREE dive previously made while still in FREE MODE FrEE DIVE TIME Fig 126 FREE SURF ALT 139 Press the L button to activate the Backlight The display will revert to the FREE SURF MAIN screen after 3 seconds or if the A button is pressed momentarily FREE MODE COUNTDOWN TIMER CDT Pressing the A button momentarily lt 2 seconds while viewing the FREE SURF MAIN screen will access the FREE SURF CDT Fig 127 CDT ON RUNNING STATUS screen FREE SURF CDT STATUS DISPLAY information includes Fig 127 128 gt Graphics TIMR and OFF or ON flashing gt TIME symbol and remaining Countdown time min sec with the colon flashing if ON and a CD is in progress gt 0 00 min sec will be displayed with the colon flashing if the CD Timer is ON and no time is remaining gt Ifthe CD Timer is OFF the CD Time min sec previously set will be displayed with the colon solid Pressing and releasing the S button momentarily 2 seconds will toggle between ON and OFF gt Ifa Time has been set a toggle from OFF to ON will start the CD Timer indicated by the colon flashing Fig 128 CDT OFF NOT SET 140 An ON OFF toggle is prevented when S is operated to acknowledge silence the Daily Alarm ipee ein forthe Press the L button to activate the Backlight M uc n Pressing the A button momentarily 2 sec or depressing CDT the M button for 2 seconds or if no button is pressed
84. e Interface System The Set F group FO2 and FREE Mode Alarms must be entered using the ATOM s button controls Information available for retrieval Download from the ATOM to the PC Download portion of the program includes dive number surface interval time maximum depth elapsed dive time start date start time lowest temperature under water sampling rate dive profile ATOM s Set Points pressure Air Time Remaining OTU OTS TLBG O2BG and Gas Switching events pressures FO2s The ATOM checks for the presence of an interface device connection to the Data Port once every second while in Watch Main Time Mode Checks are not made if the Wet Activa tion contacts are wet Upon sensing an interface connection the requesting device PC connects to the ATOM and is prepared for Upload of settings or Download of data which are then initiated using the PC programs Prior to attempting to Download data from your ATOM or Upload Settings to it review the HELP section of the interface program Recommended is to print those sections of HELP that you consider appropriate for your Interface activities 154 PC compatibility requirements BM or compatible Personal Computer with USB Port Intel Pentium 200 MHz or better microprocessor Microsoft Windows 98 Second Edition ME NT 2000 or XP Super VGA card or compatible video graphics adaptor 256 color or greater with a minimum 800 X 600 pixel screen area of display settings 16MB of avail
85. e NORM MAIN and ALT Displays e Press hold the A button 2 sec to view Temperature Time Press release the L button to activate the Backlight Press release the S button to acknowledge silence Alarms DECOMPRESSION DIVE MODE The ATOM is designed to help you by providing a representa tion of how close you are to entering Decompression Fig 92A DECO ENTRY ES f METRIC UNITS Decompression Dive Mode activates when theoretical No when Alarm strikes Decompression time and depth limits are exceeded Upon Entry into Decompression Mode the Audible Alarm will sound the red LED Warning Light will flash and the graphic message DECO STOP will scroll each 3 4 second On and 1 4 second Off Fig 92A until acknowledged or for 10 seconds unless set OFF 7 OJP PSI STOP TIME 1960 004 NITROX Once silenced the graphics DECO gt STOP gt xxF or xxM will scroll each 2 seconds On 2 seconds blank Fig 92B Press release the S button to acknowledge silence the Audible Alarm The UP Arrow will flash if you are greater than 10 FT 3 M Fig 92B DECO ENTRY IMPERIAL UNITS deeper than the Required Stop Depth efter ackn medded 107 Fig 93 DECO STOP 108 Once you are within 10 FT 3 M of and below the Required Stop Depth the UP Arrow will be removed At any time during the dive Depress the L button to activate the Backlight Press release the S button to acknowledge sile
86. e S button will scroll through the Set Points at a rate of 4 easing the A button 2 seconds will accept the Fourth Digit of the Code and or advance to the Fifth Digit which will be flashing Pressing and re easing the S button momentarily and repeatedly 2 seconds each time will increase the Fifth Digit from O to 9 in increments of 1 Depressing and per second Pressing and re advance to the Pressing and re holding the S button will scroll through the Set Points at a rate of 4 easing the A button will accept the Fifth Digit of the Code and or Sixth Digit which will be flashing easing the S button momentarily and repeatedly 2 seconds each time will increase the Sixth Digit from O to 9 in increments of 1 Depressing and per second Pressing and re and or advanc holding the S button will scroll through the Set Points at a rate of 4 easing the A button lt 2 seconds will accept the TMT 1 Link Code e to SET TMT 2 or BUD 1 with the Set Point flashing Depressing the A and S buttons simultaneously for 2 seconds will save the setting and revert back to the SET U screen 71 SET TMT 2 3 USE information includes Fig 64 Graphics TMT and 2 3 USE gt Set Point graphic SELF or bud flashing Pressing and releasing the S button momentarily lt 2 seconds will toggle between SELF and bud Pressing and releasing the A button momentarily lt 2 seconds will accept the setting and or ad
87. econds each will freeze Lap Times LAP1 through LAP9 After 9 Laps are recorded additional LAPs will replace LAP9 shift the others to lower LAP numbers while discarding LAP1 e f is Timer reaches 99 59 59 99 hr min sec 1 100 sec it will stop and save that number as a LAP Subsequent presses of the S button will then have no effect e Pressing and releasing the A button momentarily lt 2 seconds will Stop the Timer and Recall LAP1 displaying the graphic LAP1 flashing and the LAP 1 Time Repeat presses will display other LAPs Times Fig 22 Depressing and holding the A button for 2 seconds will stop the Timer and reset the Time to 0 00 00 00 flashing Pressing and releasing the M button momentarily 2 seconds will advance to DAILY ALARM Depressing and holding the M button for 2 seconds will revert to the Local Default Watch Time screen While the Chronograph is running it will remain on the screen until a button operation is performed If another screen is accessed it will then continue to run in the background Fig 22 LAP RECALL 30 Upon descending on a dive the Chronograph operation will be terminated and reset to 0 00 00 0 DAILY ALARM When set ON the DAILY ALARM will sound the Audible Alarm and flash the Red LED at the Time set every day Pressing the M button momentarily 4 times 2 seconds each time while the MAIN TIME screen is displayed will access the DAILY ALARM STATUS screen DA
88. ed to the O2 Bar Graph When the amount of time remaining before reaching the Oxy gen limit becomes less than the No Decompression Dive Time Remaining calculations for that Depth will be controlled by Oxygen Oxygen Time Remaining will then appear as the Dive Time Remaining display Fig 81a as signified by the symbols O2 and TIME As Oxygen Accumulation continues to increase segments will add to the O2 Bar Graph Air Time Remaining ATR The ATOM calculates Air Time Remaining using a patented algorithm that is based on a diver s individual Air Consumption Rate and Current Depth Tank Pressure is measured once each second and an average rate of Consumption is calculated over a O second period This Rate of Consumption is then used in conjunction with a knowledge of the Depth dependence to predict the Air required for the diver to make a safe controlled Ascent including any required Decompression Stops Air Consumption and Depth are continuously monitored and Air Time Remaining reflects any change in circumstances For example when a buddy starts breathing from your Octopus or you suddenly find yourself swimming against a strong current and begin breathing more rapidly the ATOM will recognize the change and adjust the Air Time Remaining accordingly Air Time Remaining is the time you can remain at the present Depth and still safely surface with the Tank Pressure Reserve that you selected during setup End Pressure Alarm Setting Air
89. emains on display as the Default SURF MAIN screen Main Watch Time can be viewed for 3 seconds during that period by pressing and releasing the M button momentarily Fig 4 NORN SURFACE less than 2 seconds Post Dive Unit WET 41 When the 10 minute Surface Time has elapsed the Local Default Watch TIME screen Main or Alternate Time will replace the Surface Mode display The SURF MAIN screen can then be accessed by pressing the M button for 2 seconds NORM SURF MAIN information provided includes Fig 35 LINK symbol if the Receiver is successfully Linked with a Transmitter Note that this is the same icon used in Watch Mode to signify that the Daily Alarm is set On Graphic NORM alternating with the Altitude Level graphic SEA or EL2 through EL13 and WET if the unit is wet each On 3 seconds then 1 4 second blank gt Battery icon if an ATOM Low Battery Warning Condition exists flashing if Too Low gt Tank Pressure and symbol PSI or BAR if the Receiver is successfully Linked with an active Transmitter gt Symbol DIVE and Number of that dive 0 if no dive has been made yet Symbols TIME and SURF and Surface Interval Time hour minutes NITROX symbol if any GAS is set for a Nitrox dive gt Tank 1 icon representing GAS 1 which is the default start Gas and default Gas 10 minutes after a dive gt Tissue Loading Bar Graph TLBG if any after a NORM or FREE dive Fig 35 NORM SURF MA
90. end Arrow Icon Low Battery WARNING Prior to diving with the ATOM 2 0 you must also read and understand the Oce anic Dive Computer Safety and Reference Manual Doc No 12 2262 which provides Important Warnings and Safety Recommenda tions as well as general product information INTRODUCTION AND GENERAL FEATURES AND DISPLAYS INTRODUCTION Welcome to OCEANIC and thank you for choosing the ATOM 2 0 It is extremely important that you read this Operating Manual in sequence and understand it completely before attempting to use the ATOM 2 0 as a dive computer It is equally important that you read the Oceanic Dive Computer Safety and Reference Manual Doc No 12 2262 provided with your ATOM 2 0 It contains information that you must become familiar with prior to diving with your ATOM 2 0 Remember that technology is no substitute for common sense and a dive computer only provides the person using it with data not the knowledge to use it INTERACTIVE CONTROL CONSOLE The Interactive Control Console consists of four Control Buttons that allow you to select mode options and access specific information They are also used to link the Transmitter s enter Settings activate the Backlight and acknowledge the Audible Alarm Throughout this manual they will be referred to as the M S L and A buttons e Upper Left Mode M button M S Upper Right Select S button e lower Right Light L button e Lower Left Ad
91. entary presses less than 2 seconds each of the M button is Main Time Alternate Time Countdown Timer Chronograph Daily Alarm Watch Alternate Time Fig 8 which is set by Hour Differen tial is the current Time at a remote travel location Upon arrival at the location Alternate Time can be interchanged with Main Time to make it the Local Default Time while visiting the travel location The M button will then access the screens in this sequence Alternate Time gt Main Time gt Countdown Timer gt Chronograph gt Daily Alarm While viewing Alternate Time depressing and holding the S button for 2 seconds will replace Main Time with Alternate Time that will then become the Local Default Time until changed While viewing any of the Watch Mode displays pressing and holding the M button for 2 seconds or if no button is pressed for 2 minutes operation will revert to the Watch Time screen se lected to be the Local Default Watch Time Main or Alternate MAIN TIME information displayed includes gt gt gt gt gt gt Tissue Loading Bar Graph if any after NORM FREE dives Alarm icon if the Daily Alarm is its set On Fig 9a Day of the Week graphic MON or TUE WED THU FRI SAT SUN or the graphic WET if the unit is wet Battery icon if a Low Battery Condition exists Month and Day Day and Month if set for Metric Time of Day hours minutes seconds seconds appear in the middle
92. eriod of 2 minutes operation will revert to the NORM or GAUG SURF MAIN screen HINT To change this setting while operating in FREE Mode first access the NORM SURF Mode Fig 58 SET UNITS 65 SET NORM SAFETY STOP information includes Fig 59 lemadescdrigtioneof Graphic SAFE CINE Lee Symbols STOP and TIME the No Decompres Wr dive mode Safety Stop Time Set Point flashing Safety Stop feature Refer to page 106 Safety Stop Depth Set Point and symbol FT or MJ Pressing and releasing the S button momentarily lt 2 seconds each time will step through the Stop Time Set Points of OFF 3 00 and 5 00 minutes seconds Pressing and releasing the A button momentarily 2 seconds will save the Stop Time setting and the Stop Depth Set Point will flash or if Stop Time is set OFF advance to the SET CONS Conservative Factor screen with the Set Point flashing e Pressing and releasing the S button momentarily 2 seconds each time will step through the Stop Depth Set Points of 10 15 and 20 FT or 3 4 5 and 6 MJ e Pressing and releasing the A button momentarily lt 2 sec will save the Safety Stop settings and or advance to the SET CONS screen with the Set Point flashing e Pressing the A button momentarily and repeatedly lt 2 seconds will step through the other SET U screens Depressing the A and S buttons simultaneously for 2 seconds will save the settings and revert ba
93. essed the ATOM s Receiver wil activate if in NORM or GAUG Mode 2 seconds later the ATOM s Battery status will be displayed for 3 seconds Fig 5 then if active and linked Transmitter 1 s Battery status will be displayed for 3 seconds Fig 6A then e if active and linked Transmitter 2 s Battery status will be displayed for 3 seconds then if active and linked Transmitter 3 s Battery status will be displayed for 3 seconds then the display will then revert to Surface Mode f a Transmitter is not active and linked the message NotAvAil not available will be displayed Fig 6B Tank Pressure described later will also appear on the active Transmitters Battery Status displays A NOTE If Transmitter 2 3 Use is set for BUD Buddy Pressure Check Battery Status of those Transmitters is not displayed only Pressure Fig 6B TMT 3 BATT Not Available WARNING Prior to diving with the ATOM you must also read and understand the Oce anic Dive Computer Safety and Reference Manual Doc No 12 2262 which provides Important Warnings and Safety Recommenda tions as well as general product information WATCH FEATURES AND DISPLAYS 19 Fig 7 MAIN TIME Fig 8 ALTERNATE TIME 20 LOCAL DEFAULT TIME Watch Main Time Fig 7 is the current Time at your home location and is normally selected as the Local Default Time The normal Watch screen sequence accessed with mom
94. ety Recommenda tions as well as general product information NORM TYPE DIVE MODES 101 Fig 85 MAIN TIME WET Fig 86 NORM SURF WET 102 WET CONTACTS The Wet Contact Dive Mode Activation feature is active any time WET ACTIVATION is set ON The ATOM is configured with contacts that will automatically activate Dive Mode when the space between the contacts is bridged by a conductive material immersed in water and it senses a Depth of 5 FT 1 5 M The contacts are the pins of the PC Interface Data Port and the stems of the Push Buttons As long as the contacts are bridged on the Surface the graphic WET will alternate with the Day of Week graphic MON SUN on the Watch MAIN TIME Fig 85 and ALT TIME displays and the graphics NORM and SEA or EL2 to EL13 on the NORM SURF MAIN screen Fig 86 Also on the GAUG and FREE SURF MAINs Upon removing the bridge between the contacts drying the ATOM the graphic WET will no longer be displayed The ATOM will continue checking for Depth until a dive is made or it reverts to the Local Default Time screen after 2 hours NORM NO DECOMPRESSION DIVE MODE When the Wet Activation feature is set ON the ATOM will enter ZA WARNING The Wet Activation the NORM No Decompression Dive Mode any time you de feature will not scend to 5 FT 1 5 M function unless it is Set ON a user setting and the When the Wet Activation feature is set OFF the ATOM will
95. fety Stop the set Stop Depth Fig 30a is displayed and during a Decompression condition the required Ceiling Stop Depth is displayed Time and Date Displays Time of Day and NORM GAUG Mode displays are shown in hour minute format i e 1 16 represents 1 hour and 16 minutes not 116 minutes FREE Dive Mode displays are shown in minute second format The colon that separates hours and minutes minutes and seconds blinks once per second when the display is indicating real time e g Surface Interval Elapsed Dive Time and is solid non blinking when times are calculated projections e g Time to Fly Plan The Primary Time display ot the bottom of the screen has the largest digits of the display Fig 30b Another time display Fig 30c is located in the middle row Both displays are identified by the symbol TIME When the ATOM is operoting in Dive Computer mode Date is displayed only to identify dives when they are accessed in the LOG Mode Fig 31 When Units of Measure are set for Imperial Month appears to the left of Day Fig 31a separated by a decimal point month day When set for Metric units the Month appears to the right of Day day month PSI STOP TIME 640 580 TIME Fig 30 NO DECO SAFETY STOP Fig 31 LOG PREVIEW 37 Temperature Display Ambient Temperature can be viewed on the surface and during dives by accessing a Secondary Display Fig 32a The lowest Temperature reco
96. flashing Fig 27 Depth Time values will not appear in Plan Mode until the O2 Bar Graph recedes into the normal zone lower 4 segments indicating that your daily oxygen dosage has decreased an amount equivalent to the amount accumulated during the latest dive completed Fig 27 O2 EXCEEDED 35 Fig 28 DIVE MAIN DIVE TIME rn Lu Fig 29 DIVE ALTERNATE 36 While you cannot provide a guarantee against the occurrence of decompression sickness you may choose your own personal zone of caution based upon age physique excessive weight etc to reduce the statistical risk Within the available NORM Mode parameters that can be set described later are a TLBG Alarm and a Conservative Factor which if set ON reduces No Decompression times allowed FREE Dive Mode has a separate fixed TLBG Alarm ALPHA NUMERIC DISPLAYS Tank Pressure Display NORM GAUG only When the ATOM s Receiver is set ON and active Tank Pres sure from the active Transmitter that is properly linked will be displayed on the NORM or GAUG MAIN screens Fig 28a Values of Pressure are displayed numerically from 000 PSI 00 BAR up to 5 000 PSI 345 BAR in increments of 5 PSI 1 BAR Depth Displays all Modes During dives the Current Depth display Fig 28b and Maximum Depth which is accessed as an Alternate Display Fig 29a indicate Depths from O to 330 FT 100 M in incre ments of 1 FT 1 M During a No Decompression Sa
97. for 3 seconds the rig 444 BUDDY 1 E BUD 2 screen will appear displaying the graphics BUD2 PRESSURE CHECK and BUD 2 s TMT 3 s Pressure or the graphic NotAvAil Fig 115 for 3 seconds NOTE The graphic NotAvAil Not Available indicates that the Buddy is out of range or the ATOM s BUD 1 or 2 setting does not match the Serial Number of the TMT being checked i e After BUD 2 s screen has been displayed for 3 seconds the OE CHECK screen will revert to the NORM DIVE MAIN Display 126 TO BUDDY PRESSURE CHECK ON SURFACE A Buddy Pressure Check can be performed when on the Surface by accessing the TMT Status Check screens while the NORM SURF MAIN screen is being displayed Depressing and holding the S button for 2 seconds will activate the ATOM s Receiver and access the TMT Status screens and Pressures of the Tanks reporting TMT 2 and TMT 3 Battery Status is not displayed when TMT 2 3 USE is set for BUD Buddy Pressure Check e f a TMT is not active and linked to the ATOM the message NotAvAil Not Available will appear Each screen will be displayed for 3 seconds ATOM Battery Status then TMT 1 Battery Status and Pressure Fig 116 then BUD 1 Pressure Fig 117 then BUD 2 Pressure Fig 118 The screen will then revert to the NORM SURF MAIN screen Fig 118 TMT 3 STATUS 127 NORM DIVE M TMT 2 3 USE MAIN 2 sec Set for SELF TMT 2 3 USE Set for BUD Switches from G
98. he Fifth Digit which will be flashing Pressing and re easing the S button momentarily and repeatedly 2 seconds each time will increase the Fifth Digit from O to 9 in increments of 1 Depressing and per second Pressing and re advance to the Pressing and re holding the S button will scroll through the Set Points at a rate of 4 easing the A button will accept the Fifth Digit of the Code and or Sixth Digit which will be flashing easing the S button momentarily and repeatedly 2 seconds each time will increase the Sixth Digit from O to 9 in increments of 1 Depressing and per second Pressing and re holding the S button will scroll through the Set Points at a rate of 4 easing the A button 2 seconds will accept the TMT 2 or BUD 1 Link Code and or advance to SET TMT 3 or BUD 2 with ON or OFF flashing Depressing the A and S buttons simultaneously for 2 seconds will save the setting and revert back to the SET U screen SET TMT 3 or BUD 2 information includes Fig 66 gt gt Graphics TMT3 or BUD2 and ON or OFF flashing Set Point Transmitter s Serial Number Link Code Pressing and releasing the S button momentarily lt 2 seconds will toggle between ON and OFF Pressing and releasing the A button momentarily lt 2 seconds will accept the ON OFF selection If OFF is selected the operation reverts to the SET U screen If ON is selected the first left digit of the Code w
99. he YEAR Set Point is flashing will scroll through the Set Points in 1 year increments at a rate of 4 per second from 2006 to 2049 with leap year corrections Pressing and releasing the A button momentarily 2 sec will save the Year Set Point and or advance to SET MONTH vwith the Set Point flashing and the graphic MNTH Fig 14 NOTE The YEAR will not be displayed in any Mode other than SET DATE The DATE will reset to 1 1 2006 when the Battery is replaced Depressing and holding the S button while the MONTH Set Point is flashing will scroll through the Set Points in 1 month increments at a rate of 4 per second from 1 to 12 Pressing and releasing the A button momentarily 2 seconds will save the Month Set Point and or advance to SET DAY with the Set Point flashing and the graphic DAY Fig 15 Fig 15 SET DAY 24 Depressing and holding the S button while the DAY Set p RR CORAN q enm d Main Time Dat l Point is flashing will scroll through the Set Points in one day be cot Using the PC Settings 01 increments at a rate of 4 per second from 1 to 31 Upload program included on the ATOM s Oceanlog software CD Pressing and releasing the A button momentarily 2 seconds will save the Set Point and or advance to the Prior to shipment from the factory any error of the MAIN TIME screen ATOM s Main Time is determined and corrected NOTE DAY of the WEEK is set automatically
100. holding the S button will scroll through the Set Points at a rate of 4 per second Pressing and releasing the A button lt 2 seconds will accept the First Digit of the Code and or advance to the Second Digit which will be flashing Pressing and releasing the S button shall increase the Second Digit from O to 9 in increments of 1 Depressing and holding the S button will scroll through the Set Points at a rate of 4 per second Pressing and releasing the A button 2 seconds will If TMT 2 3 USE is set for accept the Second Digit of the Code and or advance to the BuddyiPresssure Check Third Digit which will be flashing OR Fig 65 SET TMT 2 73 74 Pressing and re easing the S button momentarily and repeatedly 2 seconds each time will increase the Third Digit from O to 9 in increments of 1 Depressing and per second Pressing and re holding the S button will scroll through the Set Points at a rate of 4 easing the A button 2 seconds will accept the Third Digit of the Code and or advance to the Fourth Digit which will be flashing Pressing and re easing the S button momentarily and repeatedly 2 seconds each time will increase the Fourth Digit from O to 9 in increments of 1 Depressing and per second Pressing and re holding the S button will scroll through the Set Points at a rate of 4 easing the A button 2 seconds will accept the Fourth Digit of the Code and or advance to t
101. ill flash Pressing and releasing the S button momentarily and if TMT 225 USE Is set for Gas repeatedly lt 2 seconds each time will increase the First Switching Digit from O to 9 in increments of 1 Depressing and holding the S button will scroll through the Set Points at a rate of 4 per second Pressing and releasing the A button lt 2 seconds will accept the First Digit of the Code and or advance to the Second Digit which will be flashing Pressing and releasing the S button shall increase the Second Digit from 0 to 9 in increments of 1 Depressing and holding the S button will scroll through the Set Points at a rate of 4 per second Pressing and releasing the A button lt 2 seconds will accept the Second Digit of the Code and or advance to the If TMT 2 3 USE is set for Third Digit which will be flashing Buddy Presssure Check OR Fig 66 SET TMT 3 75 76 Pressing and re easing the S button momentarily and repeatedly 2 seconds each time will increase the Third Digit from O to 9 in increments of 1 Depressing and per second Pressing and re holding the S button will scroll through the Set Points at a rate of 4 easing the A button 2 seconds will accept the Third Digit of the Code and or advance to the Fourth Digit which will be flashing Pressing and re easing the S button momentarily and repeatedly 2 seconds each time will increase the Fourth Digit from O to 9 in increments of
102. ily 2 seconds will toggle the flashing setting between 12 and 24 Pressing the A button momentarily 2 seconds will save the Hour Format Set Point and access the SET TIME screen with the HOUR Set Point flashing Fig 11 HINT Pressing the A button repeatedly 2 seconds each time will step through the Time Date Settings bypassing those that don t require setting Fig 11 SET HOUR Set Hour and Minute The graphic Am or Pm displayed when Time in 12 Hour Format Depressing and holding the S button while the HOUR Set Point is flashing will scroll through the Set Points in 1 Hour increments at a rate of 4 per second from 12 Am to 11 Pm or 0 to 23 if set for 24 Hour Format Pressing and releasing the A button momentarily 2 seconds will save the Hour Set Point and or advance to SET MINUTE with the MINUTE Set Point flashing Fig 12 Depressing and holding the S button while the MINUTE Set Point is flashing will scroll through the Set Points in 1 minute increments at a rate of 4 per second from 00 to 59 Pressing and releasing the A button momentarily 2 seconds will save the Minute Set Point and or advance to the SET DATE screen with the YEAR Set Point flashing Fig 12 SET MINUTES 23 Displayed on the SET DATE screen will be the graphic YEAR Month and Day or Day and Month if set for metric with the YEAR Set Point flashing Fig 13 Depressing and holding the S button while t
103. ime will increase the Planned Depth in increments of 10 FT 3 M displaying the information one screen at a time Information provided includes Depths and allowable No Decompression Dive Times The Pre Dive Planning Sequence will sequence through Depths from 30 to 190 FT 9 to 57 M or the Maximum Depth that will allow theoretical No Decompression Dive Time of at least 1 minute based upon the previous dive profiles in a series of repetitive dives and taking into account descent and ascent rates of 60 FPM 18 MPM 78 NOTE When the Conservative Factor is set ON No Decompression Dive times are reduced to the values of the next 3000 foot 915 meter higher Altitude FFO2 for GASI is set for a numerical value 21 to 50 the NITROX graphic and Maximum Operating Depth defined by the PO2 ALARM Set Point will be displayed f the limiting time factor is Oxygen controlled the symbols TIME and O2 will be displayed f Nitrogen controlled the symbols TIME and NDC will be displayed Prior to a first dive of a series pressing and releasing the A button momentarily 2 seconds will advance to LOG MODE PLAN Lead in gt LOG gt HISTORY gt NORM SURF e After a dive is made it will advance to FLY MODE PLAN Lead in gt FLY gt SAT gt LOG gt HISTORY gt NORM SURF Depressing and holding the M button for 2 seconds or if no button is pressed during a 2 minute period operation will revert to the NORM SURF MAIN screen
104. ing and holding the S button while the FO2 Set Point is flashing will scroll the Set Point from AIR to 21 through 100 Fig 45 in 1 increments at a rate of 8 per second The scroll will start at the FO2 GAS 2 Set Point and stop when the button is released or momentarily at 50 then 80 even if the button is held depressed Fig 45 SET FO2 GAS3 10096 O2 setting 52 Depressing and holding the S button will resume the scroll through 100 then stop at AIR or 21 or the GAS2 setting e Pressing and releasing the S button lt 2 seconds will advance FO2 in increments of 1 per press of the button Pressing and releasing the A button momentarily lt 2 seconds will save the setting and or advance to SET FO2 50 DEFAULT with the Set Point flashing Pressing and releasing the A button momentarily and repeatedly lt 2 seconds will step through the other SET F screens Depressing the A and S buttons simultaneously for 2 seconds will save the setting and revert back to the SET F screen Depressing and holding the M button for 2 seconds or if no button is pressed for a period of 2 minutes operation will revert to the NORM or GAUG SURF MAIN screen SET FO2 50 DEFAULT information includes Fig 46 gt Graphics DFIT and 50 gt Set Point graphic OFF or ON flashing gt Symbols FO2 and NITROX e Pressing and releasing the S button lt 2 seconds will toggle between OFF and ON Fig 46 SET FO
105. ing is evenly seated around the Battery Hatch fully place the Battery Hatch with Spring into th Fig 153 TMT BATTERY Carefully place the Battery Hatch with Spring into the ORIENTATION Housing and turn clockwise slowly by hand to ensure proper threading Apply a coin and tighten until secure The outer surface of the Battery Hatch should be flush with the outer surface of the Housing Fig 154 ATOM System Testing Observe the LCD display to ensure it is consistently clear and sharp in contrast throughout the screen Set the Date Time Alternate Time and Daily Alarm Verify all Set Points prior to diving Pressurize the Regulator Assembly and Transmitter Verify that the Link icon is displayed Press the S button for 2 seconds to check the Status screens If any portions of the display are missing or appear dim or if a Low Battery Condition is indicated return your ATOM to an Authorized Oceanic Dealer for a complete evaluation before attempting to use it Fig 154 TMT BATTERY HATCH INSTALLED 163 INSTALLING A TRANSMITTER ON A REGULATOR To install the Transmitter on the Regulator First Stage Remove the existing Pressure Gauge and High Pressure Hose or the High Pressure Port Plug from the Port marked HP using the proper size Hex Key lightly lubricate the O ring and Threads of the Transmitter fitting with a halocarbon based lubricant such as Christo Lube MCG111 provided in Oceanic Battery Kits Thre
106. ints in 1 minute increments at a rate of 4 per second from 00 to 59 min Pressing and releasing the A button momentarily 2 seconds will save the MINUTES Set Point and or advance to the COUNTDOWN TIMER screen indicated by the graphic OFF flashing in place of the graphic SEt Pressing and releasing the S button momentarily 2 seconds will toggle from OFF to ON and Start the Timer Fig pare ead Fig 20 Depressing and holding the M button for 2 seconds will revert to the Local Default Watch Time screen e If no button is pressed during a period of 2 minutes the unit will revert to the Local Default Watch Time screen CHRONOGRAPH Stop Watch Lap Timer Pressing and releasing the M button momentarily 3 times lt 2 seconds each while the MAIN TIME screen is displayed will access the CHRONOGRAPH displaying the elapsed time if previously started or 0 00 00 00 hr min sec 1 100th sec flashing Fig 21 e Pressing and releasing the S button momentarily lt 2 seconds will start the TIMER which will begin counting up from 0 00 00 00 to 99 59 59 99 hr min sec 1 100th sec in increments of 01 1 100th sec Fig 21 CHRONOGRAPH 29 During the first 4 seconds the 1 100th second values will be displayed then 2 dashes will be displayed The 1 100th values will be recorded and displayed when LAPs are frozen and when later recalled Subsequent pressing and releasing of the S button 2 s
107. ion Dive Mode In this case no off gassing Credit will be given and for each minute above the Ceiling 1 minutes of Penalty Time will be added to Required Stop Time The added Penalty decompression Time will have to be worked off first before obtaining off gassing credit Once the Penalty Time is worked off and off gassing Credit begins required Deco Stop Depths and Time will decrease toward zero The TLBG will recede into the No Deco Zone and the ATOM will revert to the No Deco Dive Mode NOTE Upon entry into following Delayed Viola tion Modes the red LED flash and the Audible Alarm will sound even if Set OFF When these events occur the Alarm cannot be acknowl edged silenced by pressing the S button DELAYED VIOLATION 1 Fig 99 If you remain above the Required Ceiling Stop Depth for more than 5 minutes the full TLBG and DOWN Arrow will flash until you descend below the Required Stop Depth Also the graphic message DOWN gt TO gt xxF or xxM will continue to scroll This is a continuation of a Conditional Violation DELAYED VIOLATION 2 Fig 100 The ATOM cannot calculate Decompression times for Stop Depths much greater than 60 FT 18 M and offers no indication of how much time spent underwater would result in the need for a greater Stop Depth If the Decompression obligation requires a Ceiling Stop Depth between 60 FT 18 M and 70 FT 21 M the TLBG will flash and the graphic message DECO gt STOP
108. ion dive Time available based on National Oceanic and Atmospheric Administration NOAA guidelines When diving in high altitude waters from 2 000 to 14 000 feet 610 to 4 270 meters the ATOM automatically adjusts to these conditions providing corrected Depth reduced No Decompression Times and reduced Oxygen Accumulation Times at intervals of 1 000 feet 305 meters No adjustments are made during any time that the Wet Contacts are bridged At an elevation of 2 000 feet 610 meters Depth Calibration automatically changes from feet of seawater to feet of fresh water This is the first adjustment to the Algorithm 165 When the Conservative Factor feature is set ON allowable dive times are calculated based upon the next higher 3 000 foot 915 meter Altitude All adjustments for Altitudes greater than 11 000 feet 3 355 meters are then made to allowable dive times for 14 000 feet 4 270 meters If the Conservative Factor is set ON while at Sea level calculations are based upon an Altitude of 3 000 feet The ATOM will not function as a Dive Computer above 14 000 feet 4 270 meters IMPERIAL NO DECOMPRESSION LIMITS HOURS MINUTES AT ALTITUDE Altitude O 2001 3001 4001 5001 6001 7001 8001 900171000111001712001713001 feet to to to to to to to to to to to to to 2000 3000 4000 5000 6000 7000 8000 9000 10000 11000 12000 13000 14000 30 4 20 3 35 321 3 07 2 55 2 45 2 36 2 28 221 2 5 2 10 2 04 1 58 40 2 17 1 53 1 43
109. is set ON the No Deco Limit times are reduced to values equivalent to those that would be available at the next higher 3000 foot 915 meter Altitude Refer to the tables on Pages 166 167 SET BACKLIGHT DURATION information includes Fig 61 gt gt gt Graphic GLO Symbol TIME Set Point flashing Pressing and releasing the S button momentarily 2 seconds each time will step through the Set Points of O 5 and 10 XX seconds Pressing and releasing the A button momentarily lt 2 seconds will save the setting and or advance to the SET SAMPLING RATE screen with the Set Point flashing Pressing and releasing the A button momentarily and repeatedly lt 2 seconds each time will step through the SET U screens Depressing the A and S buttons simultaneously for 2 seconds will save the setting and revert back to the SET U screen Depressing and holding the M button for 2 seconds or if no button is pressed for a period of 2 minutes operation will revert to the NORM or GAUG SURF MAIN screen HINT To change the Duration while operating in FREE Mode first access the NORM SURF Mode SET SAMPLING RATE information includes Fig 62 gt gt gt Graphic SAMP Symbol TIME Set Point flashing Pressing and releasing the S button momentarily lt 2 seconds will step through the Set Points of 2 15 30 60 XX seconds Depressing and holding the S button will scroll through the Set Points at a r
110. ital Depth Gauge Timer Free Dive activity With or without up to 3 Transmitters NO DECOMPRESSION MODEL Basis Modified Haldanean Algorithm 12 tissue compartments Data Base Diving Science and Technology DSAT Rogers Powell Dive Computer Performance Tissue compartment halftimes mins Spencer s M values 5 10 20 40 80 120 160 200 240 320 400 480 Reciprocal subsurface elimination 60 minute surface credit control for compartments faster than 60 minutes Tissue compartments tracked up to 24 hours after last dive Decompression Capabilities stop ceilings 10 20 30 40 50 and 60 FT 3 6 9 12 15 and 18M Altitude Algorithm and Oxygen Exposure Limits Based on NOAA tables 168 TRANSMITTERS Battery and Pressure check gt every 2 minutes when asleep gt every 2 seconds when awake Startup gt Pressure equal or greater than 120 PSI 8 BAR gt Battery equal or greater than 2 75 volts Shutdown gt Pressure less than 50 PSI 3 5 BAR WATCH MODES Main Time home gt Set Time Date Alternate Time remote location gt Set Alternate Time hour differential Countdown Timer gt Set Start Stop Chronograph Stop Watch Lap Timer gt Start Stop Lap Recall Reset Daily Alarm Watch Mode gt Set Time On Off DIVE COMPUTER SURFACE SEQUENCE MODE NORM GAUG FREE Surface Mode Plan 30 to 190 FT 9 to 57 M NORM only Time to Fly Countdown N
111. l DIVE and accumulated Total number of repetitive FREE Dives conducted in that series gt Symbols TIME and SURF and Surface Interval Time min sec Fig 125 FREE SURF MAIN to 59 59 then hr min 138 Press the L button to activate the Backlight Depress the A button for 2 seconds to access the common Secondary screen Temperature and Time of Day for 3 seconds then the FREE SURF ALT Display for 3 seconds Pressing and releasing the A button momentarily 2 seconds will access the FREE SURF Count Down TIMER Status Display allowing you to Set Start Stop the CD Timer Pressing and releasing the M button momentarily 2 sec while viewing the FREE SURF ALT Display will access the FREE SURF CDT CountDown Timer STATUS Display Pressing and releasing the A button momentarily 2 sec will access the Log and History screens Depressing and holding the A and S buttons simultaneously for 2 seconds will access the SET FREE EDT Elapsed Dive Time ALARM Display from which you can then access the SET FREE DEPTH ALARM 1 2 3 Displays FREE SURF ALT DISPLAY information includes Fig 126 gt Graphic FREE gt Battery icon if an ATOM Low Battery Warning Condition exists flashing if Too Low gt Graphic LASt with symbols DIVE TIME and the Elapsed Dive Time min sec of the FREE dive previously made while still in FREE MODE Resets to 0 00 after 24 hours gt Symbols MAX and FT or M and the Maximum Depth of th
112. momentarily lt 2 seconds will advance to SAT MODE Depressing and holding the M button for 2 seconds will revert to the NORM SURF MAIN screen e f no button is pressed during a 2 minute period operation will revert to the NORM SURF MAIN screen Pressing the L button will activate the Backlight SAT MODE NORM only The Time to Desoturate counter provides calculated time for Tissue Desatuation at sea level taking into consideration the Conservation Factor setting It begins counting down 10 minutes after surfacing from a dive counting down from 23 50 max to 0 00 hr min When the Countdown reaches 0 00 which will generally occur prior to the FLY count down reaching 0 00 the SAT screen remains in the sequence of accessible screens displaying 0 00 until the FLY counter shuts the Dive Computer operations Off 24 hours after a last dive The SAT screen is not displayed after a Violation Dive Desaturation requiring Times greater than 24 hours will display 23 n the event that Time to Desaturate still remains at the end of 24 hours the added time will be zeroed Two hours after a dive the ATOM s operation reverts to the Watch TIME screen Main or Alternate whichever one was selected as the Default screen at which time the Time to Desaturate Countdown continues in the background Access to the SAT screen is then gained by first accessing the NORM SURF MAIN screen 82 Depressing and releasing the A button m
113. n that the Battery should be changed prior to commencing a series of dives If the ATOM s voltage decreases to the Alarm level 2 50 volts the Battery icon will flash and the message CHNG gt BATT will scroll at the top of the display Fig 4 Operation will automatically revert to Main Time Mode The ATOM would then only operate in Watch modes until the Battery becomes completely depleted Low Battery Warning Alarm conditions are not displayed during Dive Modes If a Low Battery Condition was not displayed prior to starting a Dive and a Low Battery Condition occurs during the dive there will be sufficient Battery power remaining to maintain operation for the remainder of that dive Transmitters use one 3 volt CR2 Lithium Battery A Transmitter s battery should provide normal operation for 1 year or 300 dive hours Transmitters check battery voltage when they are pressur ized and will send a Low Battery signal to the Receiver in the ATOM when the voltage drops below the Warning level Transmitter Low Battery Warning Alarm conditions are only displayed on Status screens that can be accessed while viewing the NORM Surface Display Fig 3 LOW BATTERY WARNING Fig 4 LOW BATTERY ALARM 17 To check the condition of the ATOM or a Transmitter s Battery if NORM or GAUG Mode is selected depress the S button for 2 seconds while viewing the NORM GAUG or FREE Surface Main Display then release it Asthe button is depr
114. nce Alarms e Press hold the A button 2 sec to view the common Secondary Display Temperature Time Managing Decompression Stops To fulfill your decompression obligation you should make a safe controlled Ascent to a depth slightly deeper than Fig 93a or equal to the Required Ceiling Stop Depth indicated Fig 93b and decompress for the Stop Time indicated Fig 93c The amount of decompression Credit Time that you receive is dependent on Depth with slightly less Credit given the deeper you are below the Stop Depth indicated You should stay slightly deeper than the Required Stop Depth indicated until the next shallower Stop Depth appears Then you can slowly ascend to but not shallower than that indicated Ceiling Stop Depth DECO STOP MAIN Display Default information provided includes Fig 94 gt gt gt V VM M Tissue Loading Bar Graph all segments indicating DECO Graphic message DECO gt STOP gt xxF or xxM scrolling TMT Link icon and Tank Pressure with the PSI or BAR icon if a TMT is active and linked Stop Time hr min with symbols STOP and TIME Total Ascent Time with symbols TIME and TAT Symbol NITROX if set for Nitrox Current Depth with symbol FT or M While the DECO STOP MAIN screen is displayed press release the A button 2 sec to view DECO STOP ALT 1 While the DECO STOP ALT 1 screen is displayed press release the A button lt 2 sec to view DECO STOP ALT 2 P
115. ng Condition exists flashing if Too Low Symbol DIVE and Number of that dive Symbols TIME and SURF and Surface Interval Time hr min NITROX symbol if any GAS is set for a Nitrox dive Tank icon representing the GAS in use v VVVV During the Transition Period Alternate displays and the Log for that dive can be accessed Other modes e g Plan Fly Sat Hist Set are accessible after 10 minutes on the surface Fig 119 TRANSITION PERIOD 130 To view that dive s Log during the Transition Period Press and release the A button 2 seconds to access the Preview screen Fig 120 Press the S button to view the Log 1 screen Nitrogen data Press the S button again to view the Log 2 screen Oxygen data if a Nitrox dive Press the S button again to return to the NORM SURF screen The screen will revert to NORM SURF after 2 minutes if no Fig 120 LOG PREVIEW buten is pressed during Transition Period Log Data will not be stored in the ATOM s memory until the 10 minute Transition Period on the surface is completed Once 10 minutes have elapsed the Surface Interval time display colon will stop flashing indicating that the Dive and Transition Period are completed and a subsequent descent will be consid ered a new dive Operation will revert to the MAIN TIME Display AFTER THE TRANSITION PERIOD Once the Transition Period has ended NORM MAIN SURF Fig 121 can be accessed from MAIN TIME by
116. ng in No Deco Deco GAUG FREE etc Alternate Displays can be accessed by pressing and releasing the A button to view addi tional information They will automatically revert to the Main Display after 3 seconds 99 e Dive Main gt Alternate 1 ATR gt Alternate 2 O2 Data if set for Nitrox A Secondary Display can be accessed by pressing the A button for 2 seconds It will also automatically revert to the Dive Main Display after 3 seconds Main gt Secondary Temperature and Time of Day The S button is used to acknowledge and silence Alarms The L button is used to activate the Backlight The display will be illuminated as long as the L button is depressed plus the Backlight Duration time that has been set 0 5 or 10 seconds for a maximum of 20 seconds The Backlight will not activate during a Low Battery condition When TMT 2 3 USE is set for SELF the M button is used for viewing Gas Switch Preview screens FO2 and Switching Gas When TMT2 3 USE is set for BUD the M button is used for viewing Tank Pressure of 1 or 2 buddies whose TMTs have been coded as the ATOM s Set TMT 2 and TMT 3 Upper Left Mode M button Upper Right Select S button M S Lower Right Light L button Lower Left Advance A button 100 WARNING Prior to diving with the ATOM you must also read and understand the Oce anic Dive Computer Safety and Reference Manual Doc No 12 2262 which provides Important Warnings and Saf
117. ng the lower portion to the left while pushing the upper portion to the right Fig 145 lift the Hatch with O ring up and away from the Housing Using care not to damage the Contact Fig 146a slide the onim Battery up and out of the Left side of the Battery Fig 145 ALTERNATE Compartment HATCH REMOVAL Discard the Battery according to local regulations governing disposal of Lithium batteries CAUTION DO NOT allow a metal object to short circuit the top of the Battery which is positive to the negative contact of the Battery Com partment Fig 146 ATOM BATTERY REMOVAL 159 Transmitter Battery Removal Locate the Battery Hatch on the End of the Housing Apply a coin to the recessed slot of the Hatch and turn it counter clockwise out of the Housing Fig 147 Remove the Battery from the Battery Compartment and discard according to local regulations governing disposal of Lithium batteries Inspection Closely check all of the sealing surfaces for any signs of damage that might impair proper sealing e Inspect the Buttons Lens and Housing s to ensure they are not cracked or damaged A WARNING If damage or corrosion is found return your ATOM system to an Authorized Oceanic Dealer and DO NOT attempt to use it until it has received factory prescribed service e Remove the Battery Hatch O ring s and inspect them for any signs of deterioration or deformity DO NOT use tools to rem
118. odes are described in separate sections after NORM Mode NORM AND GAUG SURFACE SET MODES L 7777 71 The ATOM reverts to NORM GAUG Set Mode Sequence the last Settings SURF MAIN gt SET F gt SET A gt SET U gt ATOM Serial Number l entered saved when 24 hours elapse Access and step through of the sequence is gained by repeated without a dive or simultaneous 2 second presses of the A and S buttons after a dive Alarms Set A and Utilities Set U Set Points can also be set changed using the PC Settings Upload program FO2 Set F entries must be made using only the push buttons SET F GROUP FO2 Set F Sequence SET F gt FO2 GAS 1 gt FO2 GAS 2 gt FO2 GAS 3 gt FO2 50 Default gt Depressing the A and S buttons simultaneously for 2 seconds while the NORM or GAUG SURF MAIN screen is displayed will access SET F identified by the graphic SETF Fig 41 gt Pressing and releasing the A button momentarily 2 seconds while SET F is displayed will advance to SET FO2 GAS 1 with the Set Point flashing Fig 41 SET F 47 Setting FO2 for NORM Nitrox Dives For each value of FO2 the Maximum Operating Depth MOD that can be achieved for the PO2 Alarm Set Point limit previously set will be displayed When the FO2 50 DEFAULT is set ON and FO2 GAS 1 is set for a numerical value 10 minutes on the surface after that dive the FO2 for GAS 1 will be displayed as 50 and further dives will be calc
119. odes are separate and unaffected by FREE DIVE Alarm Settings FREE CDT Count Down Timer Alert When the FREE CDT decreases to 0 00 min sec 3 short beeps will sound 3 times and the message TIMR will appear on the display 3 times momentarily Fig 138 then revert to the mes sage FREE Fig 137 FREE DIVE CDT STATUS ON RUNNING Fig 138 FREE DIVE MAIN During CDT ALARM 149 Fig 139 FREE DIVE MAIN During DEPTH ALARM Fig 140 FREE DIVE MAIN During EDT ALARM 150 FREE DIVE DEPTH ALARM S When Depth reaches the FREE DEPTH ALARM 1 Set Point selected 3 short beeps will sound 3 times the red LED will flash and the message DPTH will appear on the display 3 times momentarily Fig 139 then revert to the message FREE The beeps and message will be repeated when Depth reaches the FREE DEPTH ALARM 2 and 3 Set Points selected if set ON If Ascent is made above a FREE DEPTH ALARM Set Point and then a descent is made to a Depth below it the respective Alarm FDA will sound again FREE DIVE EDT ELAPSED DIVE TIME ALARM When the FREE EDT Alarm is set ON prior to commencing a Free Dive 3 short beeps will sound the red LED will flash and the message TIME will appear on the display momentarily Fig 140 then revert to the message FREE This FREE DIVE Alarm is factory set to repeat every 30 seconds during FREE DIVE Mode when it is set ON prior to the dive FREE DIVE TLBG TISSUE LOA
120. omentarily and repeatedly 3 times 2 seconds each time while viewing the NORM SURF MAIN screen will access SAT MODE NORM SURF gt PLAN gt FLY gt SAT TIME TO DESAT information includes Fig 71 gt gt gt Graphic SAT and symbol TIME Countdown Time hr min Battery icon if an ATOM Low Battery Warning Condition exists flashing if Too Low Pressing and releasing the A button momentarily lt 2 seconds will advance to LOG MODE Depressing and holding the M button for 2 seconds will revert to the NORM SURF MAIN screen If no button is pressed during a 2 minute period the unit will revert to the NORM SURF MAIN screen Pressing the L button will activate the Backlight NORM GAUG LOG MODE LOG MODE displays information from the latest 24 NORM GAUG dives sequentially in reverse order the most recent first LOG information is retained until deleted by another dive Battery removal will not affect the LOG data stored for viewing Time to Desaturate is a calculation based upon calcu lated residual nitrogen Fig 71 TIME TO DESAT 83 After exceeding 24 dives the most recent Dive completed will be added to the LOG and the oldest deleted Dives will be numbered 1 to 24 starting at 1 each time a new series of dives begins Alter it shuts Off 24 hours after a dive the first dive of the next new series will be 1 During the first 10 minutes after a dive pressing and releasing the
121. or 2 seconds or if no button is pressed during a 2 minute period operation will revert to the NORM SURF MAIN screen Pressing the L button will activate the Backlight NOTE FREE Dives are not recorded in the ATOM s LOG or HISTORY The data is stored in Memory for subsequent Download to the Oceanlog PC Interface program Fig 76 HISTORY 2 89 OVERVIEW OF DISPLAYED SYMBOLS AND ICONS SYMBOLS BAR or PSI STOP TIME or DIVE TIME AIR TIME or TIME NDC or TIME O2 or TIME TAT or TIME SURF NITROX FO2 FT or M MAX TMT Linked or Daily Alarm set Degrees F or C 90 MEANING Selected Tank s Pressure Units Ceiling Stop Time or Elapsed Dive Time hr min or Dive Air Time Remaining hr min No Decompression Dive Time Remaining hr min O2 Dive Time Remaining hr min Ascent Time plus Deco Stop Times hr min Elapsed Surface Interval Time hr min FO2 for any GAS is set at a numerical value gt 21 FO2 set point is being displayed Depth Units Feet or Meters Maximum Depth or PO2 ICONS WARNING Prior to diving with the ATOM you must also read and understand the Oce anic Dive Computer Safety and Reference Manual Doc No 12 2262 which provides Important Warnings and Safety Recommenda tions as well as general product information OVERVIEW OF DIVE MODE INFORMATION 91 92 Poor Reception Distance greater than 6 feet 2 meters Best Re
122. ove the O ring s To ensure proper sealing O ring replacement is highly recommended each time a Battery is replaced Fig 147 TMT BATTERY HATCH REMOVAL 160 Inspection continued e Closely examine the threads of the Battery Hatch es and Housing s for any signs of damage that might prevent proper threading e Closely examine the inside of the Battery Compartment s for any signs of corrosion indicating entrance of moisture into the unit e f corrosion is found return the ATOM system to an Authorized Oceanic Dealer and DO NOT attempt to use it until it has received factory service Fig SAL ERN E e f moisture is found it is best to have the unit inspected and cleaned by an Authorized Oceanic Dealer e If it is necessary to clean the Battery Compartment flush it and all components with a solution of 50 white vinegar and 50 fresh water Rinse with fresh water and allow to dry overnight or blow dry with a hair dryer set at no heat ATOM Watch Battery Installation Slide a new 3 volt type CR2430 Lithium Battery negative side down into the Battery Cavity Slide it in from the Left l side Fig 148 and ensure that it slides under the contact i clip on the lower right rim of the cavity lightly lubricate the new Hatch O ring with silicone grease j and place it on the inner rim of the Battery Hatch Ensure that it is evenly seated Fig 149 F Fig 149 ATOM BATTERY HATCH O RING 161
123. rded during each NORM GAUG dive is recorded in the LOG for that dive NOTE Each display represents unique pieces of information It is imperative that you under stand the formats ranges and values of the information represented to avoid any possible misunderstanding that could result in error You must also understand the icons symbols and alpha numeric messages presented The Informational Displays are described in detail as the various operating modes they appear in are presented throughout this manual Fig 32 TEMPERATURE Secondary Display 38 WARNING Prior to diving with the ATOM you must also read and understand the Oce anic Dive Computer Safety and Reference Manual Doc No 12 2262 which provides Important Warnings and Safety Recommenda tions as well as general product information DIVE COMPUTER SURFACE SEQUENCE AND OPERATING MODES 39 DIVE COMPUTER DC OPERATING MODES As described on page 12 the ATOM features 3 selectable DC Operating Modes e NORM for Normal Air or Nitrox dives GAUG for dives with no Nitrogen Oxygen calculations FREE for dives with no SCUBA REMINDER Once a dive is made in GAUG Mode the ATOM is locked into that Mode for 24 hours after the dive SURFACE MODE Pressing and holding the M button for 2 seconds while the Local Default Watch TIME screen is displayed Main Time or Alternate Time whichever was selected as the Default accesses the selected SURF
124. releasing the S button momentarily 2 seconds will toggle the Set Point between OFF and ON Pressing the A button momentarily lt 2 sec will accept the setting and access the SET FREE DEPTH ALARM 1 screen Depressing the M button for 2 seconds or if no button is pressed during a period of 2 minutes will revert the o Display to the FREE SURF MAIN screen Fig 131 SET FREE EDT ALARM 143 The Set Point for the NORM GAUG Depth Alarm does not affect the FREE Depth Alarms 144 FREE DIVE DEPTH ALARMS FDA The ATOM features 3 FREE Dive DEPTH Alarms that can be Set at progressively deeper Depths and turned OFF ON gt If Alarm 1 is set OFF then Alarms 2 and 3 will be disabled gt If Alarm 2 is set OFF Alarm 3 will be disabled When each of the Depths are reached during a dive 3 short beeps will sound 3 times and the message DPTH will be dis played 3 times Pressing the A button momentarily 2 seconds while the SET FREE EDT ALARM screen is displayed will access SET FREE DEPTH ALARM 1 with the Set Point flashing Sequence of FREE Mode Alarm Setting Access FREE SURF MAIN press A and S 2 seconds SET FREE EDT AL press A less than 2 seconds SET FREE DEPTH AL 1 press A less than 2 seconds gt gt SET FREE DEPTH AL 2 press A less than 2 seconds gt gt SET FREE DEPTH AL 3 press A less than 2 seconds gt gt FREE SURF MAIN SET FREE DEPTH ALARM 1 FDA1 DISPLAY
125. ress hold the M button 2 sec to access the TMT 2 3 USE screen and Gas Switch Routine or Buddy Pressure Check Total Ascent Time Total Ascent Time Fig 94a includes Stop Times required at all required decompression ceilings and vertical Ascent Time calculated at 60 FPM 18 MPM for depths deeper than 60 FT 18 MJ and 30 FPM 9 MPM for depths of 60 FT 18 M and shallower Bf STOP TIME rh Fig 94 DECO STOP MAIN 109 DECO STOP ALT 1 DISPLAY information includes Fig 95 Fig 95 DECO STOP ALT 1 Tissue Loading Bar Graph all segments Graphic TMTI or 2 or 3 Link icon and Tank Pressure with the PSI or BAR icon if a TMT is active and linked Elapsed Dive Time hr min with symbols DIVE and TIME Air Time Remaining hr min with symbols AIR and TIME Tank icon representing the GAS selected 1 2 or 3 Symbol NITROX if set for Nitrox Max Depth with icons FT or M and MAX The display will revert to the DECO STOP MAIN Display after 3 seconds Press release the A button to view DECO STOP ALT 2 DECO STOP ALT 2 DISPLAY information includes Fig 96 gt evvvvvvyv Fig 96 DECO STOP ALT 2 110 O2 Bar Graph and symbol O2BG O2 accumulated Graphics GAST or GAS2 or GAS3 Link icon if a TMT is active and linked Level of PO2 ATA with graphic PO2 FO2 Setting and symbol FO2 Tank icon representing the GAS selected 1 2 or 3 Symbol NITROX Current Depth and symbol FT or
126. ressing the A and S buttons simultaneously for 2 seconds will revert to the NORM SURF MAIN screen Depressing and holding the M button for 2 seconds will revert to the NORM SURF MAIN screen If no button is pressed during a period of 2 minutes the unit will revert to the NORM SURF MAIN screen NOTE The Serial Number and Firmware Revi sion will be requested in the event that you contact Oceanic regarding the ATOM Enter them in the Records section provided in the back of this Manual Fig 67 SERIAL NUMBER of the ATOM 77 NORM PLAN MODE Oceanic strongly recommends that you review the Pre Dive Planning Se quence PDPS prior to every NORM dive to help you Plan your dive as required to avoid exceeding no decompression or oxygen exposvre limits This is especially important for repetitive dives when the PDPS indicates adjusted dive times that are available for the next dive based on residual nitrogen or oxygen accumulation whichever is in control following the last dive and surface interval NOTE No Decompression Dive Times in PLAN MODE are based on the FO2 setting for GAS 1 The FO2 settings for GAS2 and GAS3 are not utilized for Plan calculations Pressing and releasing the A button momentarily 2 seconds 1 time while in the NORM SURF MAIN screen is displayed will access PLAN MODE NORM SURF gt PLAN While in the PLAN MODE pressing and releasing the S button momentarily and repeatedly lt 2 seconds each t
127. s the SET menu F gt A gt U gt T Mode Press release the S button acknowledge silence Alarms Press hold the S button for 2 seconds to access Battery TMT Status screens Press the L button to activate the Backlight When GAUG Operating Mode is selected and upon descending to 5 FT 1 5 M the ATOM will enter GAUG DIVE Mode NOTE Once a dive is made with the ATOM set for GAUG Operating Mode you must wait 24 hours after surfacing before the ATOM resets and will operate as an Air or Nitrox dive com puter in NORM Mode or FREE Dive Mode GAUG DIVE MAIN DISPLAY Default information provided includes Fig 123 Graphic GAUG gt LINK icon and Tank Pressure with symbol PSI or BAR if TMT 1 is active and linked gt Current Depth and FT or M icon Fig 123 GAUG DIVE MAIN 135 Press release the A button to access the GAUG ALT display e Press hold the A button for 2 seconds to view the common Secondary screen Temperature and Time of Day for 3 seconds Press release the S button acknowledge silence Alarms Press the L button to activate the Backlight GAUG DIVE ALT DISPLAY information provided includes Fig 124 gt Graphic TMT1 Link icon and Tank Pressure with the PSI or BAR icon if TMT 1 is active and linked gt Elapsed Dive Time hr min with symbols DIVE and TIME Air Time Remaining hr min with symbols AIR and TIME gt Max Depth with icons FT or M and MAX
128. sists of 5 segments the lower 4 represent No Decompression status and the fifth at the top indicates a Decompression condition When the ATOM is set to operate in NORM Nitrox mode the Bar Graph will represent oxygen accumulation when the oxygen data screen Alternate Display is accessed temporarily The O2 icon Fig 26a will appear as an indication Regardless of which parameter the Bar Graph is representing at the time nitrogen if NORM or FREE and oxygen if NORM calculations will continue to be performed in the background Displays associated with oxygen and the O2 Bar Graph will be displayed if FO2 for any Gas 1 2 or 3 has been set at a value other than Air e g a numerical value and the Alternate screen that displays oxygen related data is accessed When the oxygen data screen is accessed during a NORM dive the Bar Graph will show the maximum of either per dive accumu lated oxygen or 24 hour period accumulated oxygen As your oxygen exposure accumulation increases during a NORM dive segments will add to the O2 Bar Graph and as saturation decreases it will begin to recede indicating that additional exposure is allowed for that dive and 24 hour period The ATOM will store oxygen accumulation calculations for up to 10 dives conducted during a 24 hour period If the maximum limit for NORM dive oxygen loading has been exceeded for thot day 24 hour period all of the segments of the O2 Bar Graph will be displayed
129. t 60 FT 18 M and shallower Loss of the active Transmitter Link signal for more than 15 seconds during a dive Entry into Decompression Mode Deco Conditional Violation above a required Deco Stop Depth for less than 5 minutes Delayed Violation above a required Deco Stop Depth for more than 5 minutes Delayed Violation a Deco Stop Depth greater than 60 FT 18 M is required Delayed Violation Maximum Operating Depth of 330 FT 100 M is exceeded A Gas Switch to another tank would expose the diver to PO2 greater than 1 60 ATA A single short beep which cannot be disabled is emitted for the following Upon completion of a Hot Swap battery change Change from Delayed to Full Violation 5 minutes after the dive 3 short beeps which cannot be disabled are emitted for the following e NORM GAUG Ascent Rate is 51 to 60 FPM 15 1 to 18 MPM when deeper than 60 FT 18 M or 26 to 30 FPM 7 5 to 9 MPM at 60 FT 18 M and shallower Air Time Remaining becomes less than No Deco and O2 Time Remaining FREE Dive Elapsed Dive Time Alarm 3 beeps every 30 seconds if set On FREE Dive Depth Alarms 1 2 3 set sequentially deeper each 3 beeps 3 times FREE Dive TLBG Alarm Caution zone 4 segments 3 beeps 3 times Entry into Deco during a FREE Dive Permanent Violation 3 beeps 3 times Watch Daily Alarm reaches time set disabled during Dive Modes Watch or Free Dive Mode Countdown Timer reaches 0 00 each 3 beeps 3 times
130. ter Activation is set OFF Cannot operate as a Dive Computer at elevations higher than 14 000 feet 4 270 meters Reverts to Main Time if no dive is made within 2 hours after entry into a Surface Mode Reverts to Main Time 2 hours after last dive Operating Temperature Out of the water between 20 F and 140 F 6 and 60 C Inthe water between 28 F and 95 F 2 and 35 C At extremely low temperatures the LCD may become sluggish but this will not affect it s accuracy If stored or transported in extremely low temperature areas below freezing you should warm the unit and its battery with body heat before diving Storage Temperature Out of the water in storage case provided between 14 F and 158 F 8 and 70 C 173 INSPECTION SERVICE RECORD ATOM 2 0 Serial Number ATOM 2 0 Firmware Revision Transmitter 1 Serial Number Transmitter 2 Serial Number Transmitter 3 Serial Number Date of Purchase Purchased from Below to be filled in by an Authorized Oceanic Dealer Service Performed Dealer Technician 174 OCEANIC WORLD WIDE OCEANIC USA 2002 Davis Street San Leandro CA 94577 Tel 510 562 0500 Fax 510 569 5404 Web site http www OceanicWorldwide com service oceanicusa com Oceanic Central North Europe Wendelstein Germany Tel 09129 9099780 Fax 09129 9099789 E mail office oceanic de Oceanic South Europe Genova
131. the S button lt 2 seconds will toggle between ON and OFF Pressing and releasing the A button momentarily 2 seconds will save the setting and or advance to the SET DEPTH ALARM screen with the Set Point flashing Pressing and releasing the A button momentarily and repeatedly 2 seconds each time will step through the other SET A screens Depressing the A and S buttons simultaneously for 2 seconds will save the setting and revert back to the SET A screen Depressing and holding the M button for 2 seconds or if no button is pressed for a period of 2 minutes operation will revert to the NORM or GAUG SURF MAIN screen Fig 48 SET AUDIBLE 55 SET DEPTH ALARM information includes Fig 49 gt gt gt Graphic DPTH Symbols MAX and FT or M Set Point graphic value flashing Pressing and releasing the S button momentarily 2 seconds will step through the Set Points from 30 to 330 FT 10 to 100 M in 10 FT 1 M increments at a rate of 1 Set Point per press of the button Depressing and holding the S button will scroll through the Set Points at a rote of 4 Set Points per second until it is released Pressing and releasing the A button momentarily 2 seconds will save the setting and or advance to the SET EDT Elapsed Dive Time ALARM screen with the Set Point flashing Pressing and releasing the A button momentarily and repeatedly lt 2 seconds each time will step through the other SET A
132. the Set Point from AIR to 21 through 100 in 1 increments at a rate of 8 per second The scroll will start at the FO2 GAS 1 Set Point and stop when the button is released or momentarily at 50 Fig 44 then 80 even if the button is held depressed Depressing and holding the S button will resume the scroll through 100 then stop at AIR or 21 or the GASI setting Pressing and releasing the S button lt 2 seconds will advance FO2 in increments of 1 per press of the button Pressing and releasing the A button momentarily lt 2 seconds will save the setting and or advance to SET FO2 GAS 3 with the Set Point flashing ASC 4G POC NITROX ne ng MAX F02 M Fig 44 SET FO2 GAS2 50 O2 setting 51 Pressing and releasing the A button momentarily and repeatedly lt 2 seconds will step through the other SET F screens Depressing the A and S buttons simultaneously for 2 seconds will save the setting and revert back to the SET F screen Depressing and holding the M button for 2 seconds or if no button is pressed for a period of 2 minutes operation will revert to the NORM or GAUG SURF MAIN screen SET FO2 GAS 3 information includes Graphic GAS3 PO2 Alarm Set Point with graphic PO2 Symbol FO2 and FO2 Set Point value flashing Tank 3 icon representing GAS 3 Symbol NITROX if set for a numerical value Max Depth allowed for the PO2 Alarm Set if 21 to 100 V VV VN M Depress
133. tion of the TMT Link may also occur while the ATOM is in an area within 3 to 4 feet 1 meter of a running Dive Propulsion Vehicle The Link will be restored within 4 seconds after the Vehicle is shut off or the ATOM is moved out of that area When using a Strobe a temporary interruption may occur shortly after the Strobe flashes The Link will be restored within 4 seconds DIVE TIME REMAINING DTR One of the most important pieces of information on Oceanic dive computers is the Dive Time Remaining numeric display The ATOM constantly monitors No Decompression status Oxygen Accumulation and Breathing Gas Consumption Rate The Dive Time Remaining display Fig 78 will indicate the No Deco O2 or Air Time whichever Time is the least amount available The specific Time being displayed is identified by the symbols TIME and NDC or C2 or AIR In the event that Air Time Remaining ATR becomes less than NDC and C2 Time after 1 minute the Audible Alarm will sound the LED will flash and the Pressure value will flash Fig 78 DIVE TIME REMAIN ING 94 No Decompression Dive Time Remaining NDC No Decompression Dive Time Remaining is the maximum amount of time that you can stay at your present Depth before entering a Decompression situation It is calculated based on the amount of Nitrogen absorbed by hypothetical tissue compart ments The rates each of these compartments absorb and release Nitrogen is mathematically modeled and
134. ton for 2 seconds to access the common Secondary screen Temperature and Time of Day for 3 seconds Pressing the L button will activate the Backlight FREE DIVE CDT STATUS DISPLAY information includes Fig 136 gt Graphics TIMR and OFF or ON flashing gt TIME symbol and remaining Countdown time min sec with the colon flashing if ON and a CD is in progress 0 00 with the colon flashing if ON and no time is remaining If OFF the CD Time previously set while on the surface is to be displayed with the colon solid Fig 136 Fig 136 FREE DIVE CDT STATUS OFF 148 Pressing and releasing the S button momentarily 2 seconds will toggle between ON and OFF If a Time has been set a toggle from OFF to ON will start the CD TIMER indicated by the colon flashing Fig 137 Pressing the L button will activate the Backlight Depressing and holding the M button for 2 seconds will revert to the FREE DIVE MAIN screen e f no button is pressed during a period of 10 seconds the display will revert to the FREE DIVE MAIN screen FREE DIVE ALARMS All FREE Dive Alarms will sound 3 short beeps 1 or 2 times as an indication that an event is occurring and as a reminder to view the display to identify the event After the beeps have sounded the message will be replaced with the graphic FREE FREE DIVE Alarms are separate and unaffected by NORM GAUG SCUBA Mode Alarm Settings and the Alarms that occur in those M
135. ulated based on 50 O2 for oxygen calculations and 21 O2 for Nitrogen calculations 79 Nitrogen unless the FO2 for GAS 1 is set before the dive FO2 for GAS 1 continues to reset to the FO2 50 DEFAULT after subsequent repetitive dives until 24 hours elapse after the last dive or the FO2 50 DEFAULT is turned OFF in the Set FO2 50 DEFAULT ON OFF MODE When the FO2 50 DEFAULT is set OFF the ATOM will remain set at the last FO2 GAS 1 Set Points for that series of repetitive dives The default FO2 for GAS 1 each new dive Period is AIR When FO2 for GAS 1 is set for AIR the calculations are the same as when it is set to an FO2 of 21 When FO2 for GAS 1 is set to AIR it remains set for AIR until it is set for a numerical FO2 value 21 to 50 When FO2 is set only to AIR the O2 Bar Graph is not displayed at any time during a dive or on the surface PO2 values and or warnings will not be displayed during the dive FREE Dive nitrogen calculations are based on AIR and not affected by these FO2 Settings 48 Maximum Operating Depths affected by the PO2 limit set will not be displayed when FO2 for GAS 1 is set to AIR Internally the ATOM keeps track of the oxygen loading so that if FO2 for GAS 1 is subsequently set for a numerical value the oxygen loading for previous AIR dives will be accounted for in the next Nitrox dive during that dive period and series of repetitive dives Once FO2 GAS 1 is set for a numerical value 21 to 50 an
136. utton momentarily and repeatedly 5 times lt 2 seconds each time while the NORM SURF MAIN screen is displayed will access the HISTORY MODE NORM SURF PLAN FLY SAT LOG HIST 10 minutes after a Violation Dive pressing and releasing the A button 3 times will access LOG MODE SURF FLY LOG HIST PLAN and SAT MODES will not be available after a Violation Dive Pressing and releasing the A button momentarily 2 seconds will advance to the NORM SURF MAIN screen Depressing and holding the M button for 2 seconds or if no button is pressed during a 2 minute period operation will revert to the NORM SURF MAIN screen Pressing the L button will activate the Backlight HISTORY 1 screen information includes Fig 75 Graphic HIST Symbol DIVE and total number of All dives recorded up to 9999 Includes No Deco Deco GAUG FREE and VIOL Symbol TIME and graphic Hr with the Total Hours of Elapsed Dive Time 1 to 9 999 Pressing and releasing the S button momentarily lt 2 seconds button will advance to the HISTORY 2 screen HISTORY 2 screen information includes Fig 76 gt Graphic SEA or EL 2 through EL 13 Altitude conducted Temperature lowest recorded of all dives Maximum Depth achieved during all dives with symbols FT or MJ and MAX Pressing and releasing the S button momentarily lt 2 seconds button will advance to the NORM SURF MAIN screen Depressing and holding the M button f
137. vance A button A L 10 OPERATING MODE STRUCTURE Unless it is operating in Dive Computer mode the ATOM will be ON in the default WATCH MAIN TIME home time mode Fig 1 like a standard WATCH until the Mode is changed The M button is used to access 4 other Modes that include Alternate Time Mode Countdown Timer Chronograph stop watch lap timer and Daily Alarm It is also used to revert to the Local Default Time display and access Computer Modes The screens of the Main Modes and Sub Modes will remain on display until a button is pressed to access another screen or Mode activate a sequence or for 2 minutes if no button is pressed The Chronograph remains on display as long as it is running unless another Mode is accessed When Wet Activation is set On the ATOM 2 0 will enter selected Dive Mode upon descent to 5 FT feet 1 5 M meters regardless of what operating Mode it is in WARNING When Wet Activation is set OFF the ATOM 2 0 must be in Dive Surface Mode NORM lt GAUG or FREE prior to the first dive of a new series Commencing a dive while in Watch modes will not activate Dive Mode unless Wet Activation is set ON Main Sequence while at home Main Time Alternate Time Countdown Timer Chronograph Daily Alarm Alternate Sequence at a travel location Alternate Time Main Time home Countdown Timer Chronograph Daily Alarm Fig 1 MAIN TIME 12 Fig 2 DC MODES OPERATION AS A
138. vance to SET TMT 2 or BUD 1 with ON or OFF flashing Depressing the A and S buttons simultaneously for 2 seconds shall save the setting and revert back to the SET U screen Depressing and holding the M button for 2 seconds or if no button is pressed for a period of 2 minutes operation will revert to the NORM or GAUG SURF MAIN screen When set for SELF TMT 2 and TMT 3 are associated with Transmitters to be used by a diver using the ATOM for Gas Switching When set for BUD TMT 1 is associated with the user of the ATOM and TMT 2 and TMT 3 are associated with Transmitters to be used by other divers Buddies whose Pressure can be checked by the user of the ATOM Fig 64 SET TMT 2 3 USE 72 SET TMT 2 or BUD 1 information includes Fig 65 gt gt Graphics TMT2 or BUD1 and ON or OFF flashing Set Point Transmitter s Serial Number Link Code Pressing and releasing the S button momentarily lt 2 seconds will toggle between ON and OFF Pressing and releasing the A button momentarily 2 seconds will accept the ON OFF selection IF OFF is selected SET TMT 3 or BUD 2 will be bypassed and the operation reverts to the SET U screen IF ON is selected the first left digit of the Code will flash If TMT 2 3 USE is set for Gas Pressing and releasing the S button momentarily and Switching repeatedly lt 2 seconds each time will increase the First Digit from O to 9 in increments of 1 Depressing and

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