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VT 4.0 - Kingfish

1. s REF Menu rotate level Surface 2 sec A S Set Ref s 1 Lock Main pd lt 2s007 SET lt 2 Heading lt 2 sec 2 min S Reverse 5 MAIN REVERSE sa Heading lt 2 sec Reverse Backlight S display OP Main Smartglo lt 2sec A with new Heading lt 2 sec flashing M M 2sec 2 bia back to OP Main Compass Battery Menu Change 5 save display gt gt NORTH MODE fz 2sec as OP Main 8 or DATA SAVED S gt SAVE A lt 2 sec lt 2sec ZA oleh ay CAL COMPASS REF MODE 2500 as Main lt 2 sec CLEAR to toggle or CLEARED 3 sec 5 Face Down after Face Up after Rotate 3sec Progress M CALIBRATE 756 Until Beep Until Beep beep 360 Keapieva form circle tat lt 2 sec turn unit turn unit ready to start ds 15 sec upside down right side up after allowed complete Set Declin CAL 5 5 save back to READY SET DECLIN lt 2sec gt gt OFF 2sec Compass Menu Tor FAILED or 5 5 save 3 sec EAST 2556071 Set 75 seg back to Set Menu revert to 5 5 Save Comp OP Main WEST back t lt 2 sec gt Set lt 2 sec 20 Menu back to Face Down if Failed 2002 Design 2011 45 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL OVERVIEW gt gt V VV M Upon accessing the Compass the OP operating Main of the last mode selected will be
2. 2 5 ALTS GAS TMT Switch Sus go teen v ch gt GAS1 Confirm lt 2 sec 1 GAS2 32 cel GAS3 21 GAS4 80 Buddy Pressure Check ALTs 2002 Design 2011 23 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL NORM DIVE MODES 2002 Design 2011 24 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL NO DECO MAIN information includes Fig 44 Which information is displayed is determined by the SET D menu selection saved during setup on the surface prior to the dive V VV No Deco Alt 1 information includes Fig 45 gt gt gt No Deco Alt 2 information includes Fig 46 Current Depth with FT or M icon DTR up to 199 min with graphic NDC OTR dashes if on the surface EDT up to 599 min with graphic if set for display Max Depth with graphic FT or M MAX if set for display Pressure with PSI or BAR and Link icons if Revr and TMT are active flashing when Link is lost Graphic GAS1 or 2 3 4 one in use ATR up to 199 min with icons blank if no TMT or O2 Data is selected for display dashes if on the surface O2 Data if set for display including 9602 accumulated with graphic O2 SAT PO2 value with icon and FO2 set for Gas indicated one in use Nx icon if FO2 is set for nitrox blank if Air PZ icon if it is selected as the Algorithm blank if DSAT
3. 2002 Design 2011 17 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL SET S Shortcut Menu information includes Fig 33 gt Graphics SEt S and MENU One item can be selected from the following menu list That item referred to as a Shortcut can then be accessed directly by pressing M 2 sec while viewing the Surface Main mic ru bilo LI Selections include gt SET 2 LOG MENU MY INFO default Shortcut until another item is selected SET HEADING SET TIME gt gt gt gt A lt 2 sec to step forward down through selections M lt 2 sec to step back up through selections Fig 33 SET S MENU e 5 lt 2 sec when the pointer icon gt is next a selection will save it as the Shortcut and revert to the Set Menu stepping through SET D Dive Main Menu information includes Fig 34 gt Graphics SEt D and MENU The default screen for No Deco dives except while at Stops displays Current Depth NDC time Pressure and ATR air time remaining Items such as Max Depth and EDT elapsed dive time are displayed on Alternate screens Set D allows certain items to be added to the Main moving them from the Alternates One item can be selected from the following menu list USE DEFAULT gt gt no change to the display ADD EDT gt gt reduces the size of NDC digits ADD MAX D gt gt also reduces the size of NDC digits ADD EDT MAX D gt gt NDC EDT a
4. Fig 147 ERROR UPON SURFACING A WARNINGS Decompression diving or diving deeper than 130 FT 39 M will greatly increase your risk of decompression sickness Decompression diving is inherently hazardous and greatly increases your risk of decompression sickness even when performed according to the dive computer s calculations Using an VT 4 0 is no guarantee of avoiding decompression sickness The VT 4 0 enters Violation Mode when a situation exceeds its capacity to predict an ascent procedure These dives represent gross excursions into decompression that are beyond the boundaries and spirit of the VT 4 0 s design If you are following these dive profiles Oceanic advises that you should not use an VT 4 0 If you exceed certain limits the VT 4 0 will not be able to help you get safely back to the surface These situations exceed tested limits and can result in loss of some functions for 24 hours after the dive in which a violation occurred 2002 Design 2011 54 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL TECHNICAL DATA 2002 Design 2011 55 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL Altitude feet Altitude meters Depth M 9 12 15 18 21 24 27 30 33 36 39 42 45 48 51 54 57 Altitude feet Altitude meters Depth M 9 o o 915 217 115 68 50 36 27 20 16 13 Gi Un Un 916 1220 PZ ALGOR
5. CF icon if Conservative Factor is set On DS graphic if Deep Stop is set On and has triggered TLBG VARI if they apply 7186 92 40 5 lt 2 sec to access ALTs A 2 sec to access Deep Stop Preview if triggered M 2 sec to access Gas TMT Switching or Buddy Pressure Check lt 2 sec to activate Smartglo Backlight or acknowledge alarms 2 sec to access Compass These items can only be accessed while viewing the Main Graphic 1 Time of Day hr min with graphic A or P if 12 Hour Temperature with icon and graphic F or TLBG PSI A lt 2 sec to access ALT 2 Ve 2 0 Revert to Main in 5 sec if A is not pressed gt Graphic ALt 2 gt Max Depth with graphic FT or MAX blank if on Main gt EDT min with graphic blank if on Main gt Pressure with PSI or BAR and Link icons blank if on Main gt Graphic 51 or 2 3 4 blank if on Main gt ATR min with icons blank if on Main dashes if on the surface Den OA Data Fig 44 NO DECO MAIN A lt 2 sec to access ALT if Nx or revert to Main if Air option selected is displayed No Deco Alt 3 information includes Fig 47 gt gt gt gt gt Revert to Main in 5 sec if A is not pressed Max Depth amp EDT are both on the Main 3 Fig 47 becomes 2 Graphic ALt 3 with Nx icon O2 accumulated with graphic O2 SAT PO2 value x xx ATA with i
6. A lt 2 sec to step forward through selections down screen MAIN MENU A hold to scroll forward through selections down screen at a rate of 4 per second lt 2 sec to step back through selections up screen gt FLY 5 lt 2 sec to access the selection indicated by pointer icon gt LOG 5 2 sec to revert from the Main Menu to Surface Main SET MENU OP MODE 2 sec any time to revert to Surface Main HISTORY 2 min no button action will revert to Surface Main VT 4 0 ID BATT TMT DIVE PREVIEW FLY information includes Fig 84 gt Graphic FLY with countdown time hr min and Time clock icon dashes if no dive yet LOG shared with NORM see page 12 lt 2 sec to revert to Main Menu SET MENU similar to NORM see page 13 Fig 84 FLY gt GAUG does not access the Set F FO2 Menu aa OP MODE similar to NORM see page 13 2002 Design 2011 35 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL HISTORY shared with NORM see page 14 VT 4 0 ID same as NORM see page 14 BATT TMT STATUS same as NORM see page 14 DIVE PREVIEW This feature provides quick access to a screen that displays up to 4 settings that can be pre selected using the Set P Menu Preview information includes Fig 85 gt Graphics GAU and PREV gt Selections with Set Points entered using that menu e 5 lt 2 sec to revert to the Main Menu Fi
7. HIGH PO2 Warning gt gt at Alarm Set Point value minus 0 20 1 00 to 1 40 Alarm gt gt at Set Point value except in Deco then at 1 60 only When partial pressure of oxygen PO2 increases to the Warning level the Audible will sound during which an Up Arrow and the PO2 value with icon will flash in place of Pressure Fig 63 gt After the Audible is silenced Pressure is restored and the Up Arrow remains on solid until PO2 decreases below the warning level Fig 63 PO2 WARNING during Audible IF PO2 continues to increase and reaches the PO2 Alarm level the Audible will sound again during which 2 Up Arrows and the PO2 value with icon will flash in place of Pressure Fig 64 gt After the Audible is silenced Pressure is restored and the Up Arrows remain on solid until PO2 decreases below the alarm level at which time one of the Up Arrows is removed lt 2 sec to access AlTs similar to No Deco M 2 sec to access Gas TMT Switching or Buddy Pressure Check S lt 2 sec to activate Backlight or acknowledge alarms 2 sec to access Compass NOM These items can only be accessed while viewing the Main Fig 64 PO2 ALARM during Audibl PO2 during Deco during Audible The PO2 alarm that was set does not apply when in Deco IF PO2 reaches 1 60 the Audible will sound during which the PO2 value with icon will flash in place of Pressure Fig 65 After the Audible is silenced the PO2 v
8. gt Current Depth with FT or M icon Nx PZ CF icons if they apply Graphic DECO STOP with Stop icon arrows and bar Stop Depth with graphic FT or M and Stop Time up to 599 min with graphic MIN Pressure with PSI or BAR and Link icons Graphic GAS1 2 3 4 one in use ATR up to 199 min with icons Fig 52 DECO STOP MAIN TLBG VARI if they apply lt 2 sec to access ALTs M 2 sec to access Gas TMT Switching or Buddy Pressure Check S lt 2 sec to activate Backlight or acknowledge alarms 2 sec to access Compass These items can only be accessed while viewing the Main Deco Stop Alt 1 information includes Fig 53 gt Graphic Alt 1 gt Time of Day hr min with graphic A or P if 12 Hour cy ene gt Temperature with icon and graphic F or C e lt 2 sec to access 2 Revert to Main in 5 sec if A is not pressed Deco Stop 2 information includes Fig 54 gt Graphic ALt 2 gt Max Depth with graphic FT or M MAX gt EDT min with graphic gt Total Ascent Time up to 599 min with TAT and min icons e A lt 2 sec to access ALT if Nx or revert to Main if Air Revert to Main in 5 sec if A is not pressed Deco Stop 3 information includes Fig 55 gt Graphic ALt 3 with Nx icon gt 9602 accumulated with graphic O2 SAT gt PO2 value x xx ATA with icon gt Graphic GAS 1 or 2 3 4 on
9. 13000 DSAT ALGORITHM gt gt NDLS minutes at ALTITUDE Metric 3661 to 3965 132 67 3661 to 3965 103 UUUUWRAUUODNO WAR Un Co 3966 to 4270 97 54 34 22 2002 Design 2011 56 Doc No 12 5213 01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL SPECIFICATIONS CAN BE USED AS Dive Computer Air or Nitrox with up to 4 Gases up to 100 O2 and 4 Transmitters Digital Depth Gauge Timer with up to 4 Transmitters Free Dive breath hold activity with Depth Gauge Countdown Timer Compass DIVE COMPUTER PERFORMANCE Buhlmann ZHL 16c based Pelagic 2 or DSAT based algorithm No Deco limits closely follow PADI RDP Decompression in agreement with Buhlmann ZHL 16c and French MN90 No Deco Deep Stops gt gt Morroni Bennett Deco Deep Stops not recommended gt gt Blatteau Gerth Gutvik Altitude gt gt Buhlmann IANTD RDP Cross Altitude corrections and O2 limits based on NOAA tables TRANSMITTERS TMTs Battery and Pressure check gt every 2 seconds when awake Startup gt Pressure gt 120 PSI 8 BAR gt Battery gt 2 75 volts Shutdown gt Pressure lt 50 PSI 3 5 BAR TMT Compatibility with Nitrox When packaged and shipped from the factory Oceanic Transmitters are rated for use with compressed Air and Nitrox mixtures containing up to 99 O2 by volume and with 100 O2 OPERATIONAL PERFORM
10. Fig 79 BUDDY STATUS GAUG DIVE Surface Mode at 5 1 5 Dive Mode 2 sec EAS lt gt Compass TMT lt 0320 Op Main Switch lt 2sec Backlight Switch Smartglo lt gt TMT 1 Confirm lt pu 2 TMT3 2 sec lt 2sec lt 2sec lt 2sec Das Reset Timer Buddy if in use Pressure Check Start Stop ALT if in use Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL GAUG OP MODE 2002 Design 2011 34 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL GAUG SURF MAIN information includes Fig 80 gt gt gt gt gt V GAUG SURF ALT 1 information includes Fig 81 gt gt gt gt e lt 2 sec to access ALT 2 GAUG SURF ALT 2 information includes Fig 82 gt gt gt GAUG SURF ALT 3 information includes Fig 83 gt gt gt SI hr min with Time clock and SURF icons if no dive yet this is time since activation Graphic GAUG operating mode Graphic DIVE and number of dives completed during that operating period up to 24 0 if no dive made yet Graphic TMT 1 default on surface before first dive and 10 minutes after surfacing from dives Tank Pressure with PSI or BAR and Link speaker icons if the Receiver is successfully Linked with an active TMT Transmitter 000 flashing after 15 seconds of los
11. GLO DUR with Set Point 5 10 or 15 SEC gt gt time backlight remains on SAMPLE with Set Point 2 15 30 or 60 SEC gt gt rate data is recorded for PC download TO SET TMT MENU gt gt fo access Set TMT menu Fig 25B SET U MENU changing a setting V V V V V V V V V These items apply to NORM only Description expanded next pages Additional information relating to the effects of the items included are described in associated sections throughout this manual A lt 2 sec to step forward down through selections lt 2 sec to step back up through selections lt 2 sec when the pointer icon is next to a selection will flash that item s Set Point Fig 25C SET U MENU e lt 2 sec to toggle or increase Set Point lt 2 sec to decrease Set Point 5 lt 2 sec to save the setting and revert to Set U Menu Set Safety Stop information includes Fig 26 The Set U menu will display OFF ON or TMR solid e S lt 2 sec will flash Fig 26A the graphic allowing step through of the others with the addition of the SET selection Fig 26B OFF gt gt TMR gt gt SET gt gt ON e 5 lt 2 sec while SET is flashing will display the Stop Depth and Time with the Depth setting flashing Fig 26C STOP lt 2 sec to step forward through Depth settings 10 15 20 FT or 3 4 5 6 lt 2 sec to step back through Depth settings S l
12. hr min with graphic A or P lt 2 sec to revert to Main 5 sec revert to Main if A is not pressed e 5 lt 2 sec to activate Backlight FREE MENU M lt 2 sec to access Menu Fig 96 while viewing FREE Surface Main A lt 2 sec to step forward down through selections M lt 2 sec to step back up through selections lt 2 sec to access the selection indicated by pointer icon gt S 2 sec to revert from the Main Menu to Surface Main M 2 sec any time to revert to Surface Main 2 min no button action will revert to Surface Main CD TIMER Countdown Timer Upon access from the Menu one of the following is displayed gt OFF solid and 0 00 if no time was previously set gt ON and the remaining CD Time min sec if running gt OFF flashing and the time previously set if it has ended CDT Status information includes Fig 97 gt CD Time min sec with Time clock icon 0 00 with colon solid if no time set gt gt 0 00 with colon flashing if On and no time left gt gt remaining time with colon flashing if On and running gt gt time previously set with colon solid if not started yet Graphic OFF select to Stop CD if running Graphic ON select to Start CD if a time is displayed stopped or not yet started Graphics SET and MIN SEC select to set a CD time A lt 2 sec to step forward down through selections lt 2 sec to step back up
13. 260 to 080 Fig 121A ACCESS CAL turn unit upside down Fig 121B AFTER BEEP turn unit right side up Fig 122 TO START CAL Lee 16 Fig 123 CAL PROGRESS circle forms while rotating Fig 124 CAL PASSED 2002 Design 2011 47 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL DECLINATION Magnetic Declination is taken from numbers provided on maps or charts that apply to a specific location The numbers represent the easterly or westerly angular difference Declination in degrees between magnetic North and true geometric or polar North A Compass will point to magnetic North unless its reference is adjusted to true North prior to conducting activities Declination Menu information includes Fig 125 gt Graphics SEt and MENU with selections gt OFF gt DECLIN EAST MENU gt DECLIN WEST A lt 2 sec to step forward down through Menu selections lt 2 sec to step back up through Menu selections 5 lt 2 sec when the pointer icon gt is next a selection to select it gt If OFF is selected Declination is set for 0 and operation reverts to the Compass Menu gt If DECLIN EAST or WEST is selected that graphic will flash and the numeric value with icon will flash in place of the graphic MENU Fig 126 Fig 126 SET DECLIN lt 2 sec to increase Set Points one at a time from O to 45
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15. AIR or 21 to 100 1 increments DEFAULT with Set Point ON or OFF V V V VM lt 2 sec to step forward down through Menu M lt 2 sec to step back up through Menu S lt 2 sec when the pointer icon gt is next a selection will flash that item s Set Point Fig 238 A lt 2 sec to step upward through Set Points increase A hold to scroll upward through Set Points at a rate of 8 per second M lt 2 sec to step back through Set Points decrease lt 2 sec to save the setting and revert to the Set F Menu FO2 50 Default When set ON and FO2 Gas 1 is set for Nitrox 21 to 100 10 minutes on the surface after that dive the FO2 Gas 1 will be displayed as 50 and further dives will be calculated based on 50 O2 for oxygen calculations and 21 O2 for Nitrogen calculations 79 Nitrogen unless the FO2 Gas 1 is changed before the dive FO2 Gas 1 will continue to reset to the 50 Default after subsequent repetitive dives until 24 hours elapse after the last dive or the Default selection is set OFF When set OFF FO2 Gas 1 will remain set at the last Set Point entered during that period of activation FO2 set for AIR The default FO2 for Gas 1 each new activation period is AIR When FO2 for Gas 1 is set for AIR gt calculations are the same as when it is set for 21 O2 gt it remains set for AIR until it is set for a Nitrox 21 to 100 O2 gt O2SAT and PO2 values and or warnings will not be
16. Ahr Lithium Use life gt gt 300 dive hours if 2 1 hour dives per dive day Replacement gt gt by user annual recommended Fig 1 VT 4 0 BATTERY Battery icon for VT 4 0 only does not apply to TMTs STATUS e Warning gt gt icon on solid when lt 2 75 volts battery change recommended e Alarm gt gt icon on flashing when lt 2 50 volts change the battery BATTERY STATUS To access while viewing NORM or GAUG SURF Main gt gt lt 2 sec to access Main Menu A lt 2 sec repeat until icon gt is next to BATT TMT e S lt 2 sec activates Receiver then VT 4 0 Status screen appears for sec Fig 1 then each active TMT s Status screen for Fig 2 TMT BATTERY 3 sec Fig 2 STATUS VT 4 0 LOW BATTERY WHILE ON THE SURFACE lt 2 75 volts warning level Backlight is completely disabled Battery icon shell with inner bar appears solid Fig 3a f a dive is started the icon is not displayed on the dive mode screens HORT Druen e All functions including Compass Mode continue to be available io HIT lt 2 50 volts Too Low alarm level 93020 Battery icon shell only will flash for 5 seconds then the unit shuts off completely Fig 3 LOW BATTERY WARNING VT 4 0 LOW BATTERY DURING A DIVE lt 2 75 volts warning level Backlight is completely disabled All other functions continue to be available Battery icon is not displayed on th
17. Fig 119 gt Current Depth with FT or M icon blank on surface Reference Mode icon 2 bars with arrow with graphic SET flashing below it Static Arrow icon at 12 o clock diver direction of travel Dynamic Arrow tracking Reference direction set Numeric heading diver s direction with position graphic On time remaining counting down if 15 to O sec V V V VM 5 lt 2 sec to flash Heading value with SET solid Rotate keeping level in either direction to new Heading S 2 sec to lock in new Heading replacing SET Reverse Ref Heading information includes Fig 120 Current Depth with FT or M icon blank on surface Reverse Mode icon 2 bars with arrow with reverse Heading 180 opposite of Reference Heading set below it flashing Static Arrow icon at 12 o clock diver direction of travel Dynamic Arrow tracking Reference direction set Numeric heading diver s direction with position graphic On time remaining counting down if 15 to O sec V V V VM e 5 lt 2 sec to reverse Heading The value below the Reverse Mode icon will stop flashing indicating the Heading has been reversed CALIBRATION surface only Local magnetic fields can effect display of actual location when reading a digital compass It may be advantageous to Calibrate the Compass before its first use after purchase before use in new global regions or if inac curacies are experienced Calibration will be req
18. If the TMT is not switched to the same source tank as the one being breathed from ATR will increase to maximum after 1 minute without a change in transmitted Pressure MENU Fig 73 TMT SEARCH AURTLABLE Fig 74 TMT NOT REPORTING ALARM Fig 77 TMT SEARCH 2002 Design 2011 32 Doc No 12 5213 r01 5 17 11 OCEANIC NORM GAUG Buddy Pressure Check When BUD 1 2 3 is selected from the NORM or GAUG Switch Menu a Buddy Search screen is displayed Fig 78 then after 10 seconds a Buddy Status screen is displayed for 10 seconds then operation reverts to the Dive Main BUDDY Status information includes Fig 79 gt Graphics BUDDY 1 2 3 PRESSURE gt Pressure with PSI or BAR and Link icons ss Of gt gt Graphic message BUDDY 1 2 3 NOT AVAILABLE if that TMT is not reporting possibly out of range BUD Status on Surface Buddy Pressure can be checked when on the Surface by accessing the TMT Status screens from the NORM or GAUG Surface Main Menu GAUG SURFACE gt Shortcut sec S SURF Fe 3 Compass MAIN lt 2 gt ALTS S Backlight lt 2sec Smartglo M M lt 2sec 2sec Menu gt FLY s access lt 2sec selection LOG SET MENU A lt 2 sec OP MODE HISTORY VT 4 0 ID M BATT TMT lt 2 PREVIEW 2002 Design 2011 VT 4 0 OPERATING MANUAL Fig 78 BUDDY SEARCH
19. Max Depth will display 3 dashes for the remainder of that dive Also the Log for that dive will display 3 dashes as the Max Depth DV3 MAIN information includes Fig 59 Current Depth as dashes with FT or M icon Nx PZ CF icons if they apply 2 Up Arrows flashing until at above MOD DTR as dashes with graphic NDC Pressure with PSI or BAR and Link icons Graphic GAS1 or 2 3 4 one in use ATR up to 199 min with icons TLBG flashing for the remainder of that dive Fig 59 DV3 MAIN VARI while ascending V lt 2 sec to access ALTs similar to No Deco M 2 sec to access Gas TMT Switching or Buddy Pressure Check S lt 2 sec to activate Backlight or acknowledge alarms 2 sec to access Compass These items can only be accessed while viewing the Main 2002 Design 2011 28 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL VIOLATION GAUGE MODE VGM If a Deco Stop Depth greater than 70 FT 21 M is required operation will enter VGM This would be preceded by DV2 Operation would then continue in VGM during the remainder of that dive and for 24 hours after surfacing VGM turns the VT 4 0 into a digital instrument without any decompression or oxygen related calculations or displays Upon activation of VGM the Audible will sound during which the alarm LED and full TLBG will flash The graphic VIOLATION Fig 60 VGM
20. NOT use tools Using care not to damage the Battery Contacts Fig 135 b c slide the Battery up and out of the right side of the Battery Compartment DO NOT allow a metal object to short circuit the top of the Battery which is positive to the negative contact of the Compartment Fig 135 BATTERY COMPARTMENT Inspection Closely check all of the sealing surfaces for any signs of damage that might impair proper sealing Inspect the Buttons Lens and Housing to ensure they are not cracked or damaged Remove the Battery Cover O ring and inspect it for any signs of deterioration or deformity DO NOT use tools to remove the O ring To ensure proper sealing O ring replacement is highly recommended each time the Battery is replaced e Closely examine the Battery Cover and Housing for any signs of damage that might prevent proper threading Closely examine the inside of the Battery Compartment for any signs of corrosion indicating entrance of moisture into the unit WARNING If damage moisture or corrosion is found return your unit to an Authorized Oceanic Dealer and DO NOT attempt to use it until it has received factory prescribed service VT 4 0 Battery Installation Slide a new 3 volt CR2450 Lithium Battery negative side down into the cavity of the battery compartment Slide it in from the right side and ensure that it slides under the contact clip on the left rim of the cavity Orient the Retaining
21. and FT or M icons if Run Timer is on Main Time of Day hr min with graphic A or P if 12 Hour Temperature with icon and graphic F or C lt 2 sec to revert to Main Revert to Main in 5 sec if A is not pressed S lt 2 sec to activate Smartglo Backlight GAUG DELAYED VIOLATION 3 DV3 Graphic RUN TIME with Time up to 999 59 min sec 0 00 until started and after reset S lt 2 sec to activate Smartglo Backlight or acknowledge alarms Fig 90A GAUG DIVE MAIN default screen Pressure with PSI or BAR and Link icons if Revr and TMT are active flashing when Link is lost if on the surface Fig 90B GAUG DIVE MAIN if selected Fig 91 GAUG DIVE ALT Upon descent deeper the MOD Max Operating Depth of 399 FT 120 M the Audible will sound during which the alarm LED and 2 Up Arrows will flash Fig 92 Current Depth and Max Depth will only indicate 3 dashes until ascent is made above the MOD Upon ascending above the MOD Current Depth will be restored however Max Depth will display 3 dashes for the remainder of that dive Also the Log for that dive will display 3 dashes as the Max Depth signifying that you are Out of Range The Up Arrows will flash SE us Fig 92 GAUG DV3 MAIN default with Timer FREE SURFACE M 5 gt Shortcut B Compass SURF 2 sec P MAIN Zu gt ALTS 5 Backlight 2sec Smartglo
22. and be bypassed and operation reverts to the Set U Menu IF TMT 1 ON is selected ON becomes solid and the TMT 2 ON OFF Set Point flashes allowing it to be set If TMT 1 SET is selected Fig 28 page 41 the Set TMT 1 SN screen is to be displayed Refer to Set TMT 1 SN that follows IF TMT 2 OFF is selected saved TMT 2 3 4 Set selections are to be bypassed and operation reverts to the Set U Menu IF TMT 2 ON is selected ON becomes solid and the TMT 3 ON OFF Set Point flashes allowing it to be set IF TMT 2 SET is selected SET becomes solid and the SELF BUD TMT Use Set Point flashes Fig 29 allowing them to be toggled A lt 2 sec then saved S lt 2 sec then its SN set similar to Set TMT 1 SN Vvvvyv rit Fig 29 SET TMT 2 USE changing the setting Setting TMT 3 and TMT 4 are similar to setting TMT 2 Set TMT SN information include Fig 30 gt Graphics SELF or bud1 2 3 and TMT 1 2 3 4 SN gt Graphic LINK CODE with the serial number 6 digits the 1st left digit flashing lt 2 sec to step upward through the 1st digits values M lt 2 sec to step back through the 1st digit s values S lt 2 sec to save the 1st digit s value and flash the 2nd digit Repeat button action until all digits are set with operation then reverting to the Set TMT Menu with SET solid Fig 30 SET TMT 1 SN changing the setting SET T Time Date Menu information includes F
23. desaturation at sea level taking into consideration the Algorithm used and the Conservation Factor setting DESAT Time also begins counting down 10 minutes after surfacing from a dive counting down from 23 50 max to 0 00 hr min When the DESAT time reaches 0 00 which will generally occur prior to the FLY count down reaching 0 00 it will remain on the display until the FLY count down reaches 0 00 gt DESAT is not displayed after a Gauge or Violation dive gt Desaturation requiring Times greater than 24 hours will display 23 gt In event that Time to Desaturate still remains at the end of 24 hours the added time will be zeroed gt When other screens are accessed the FLY and DESAT countdowns continue in the background Fly Desat information includes Fig 10 gt Graphics FLY and DSAT with countdown times hr min and Time clock icon dashes if no dive yet e 5 lt 2 sec to revert to Main Menu NORM PLAN MODE No Deco time Limits NDLs and O2 time Limits OTLs in Plan Mode are based on the Algorithm selected DSAT or PZ FO2 set for Gas 1 and residual nitrogen or O2 remaining from previous NORM or FREE dives FO2 set for other Gases are not used for Plan calculations PDPS Pre Dive Planning Sequence Plan screens will sequence through Depths from 30 to 190 FT 9 to 57 M or the Max Depth that will allow theoretical No Deco Dive Time of at least 1 minute based upon the previous dive profiles in a
24. descend 10 FT 3 M below or ascend 10 FT 3 M above the calculated Stop Depth for 10 seconds during the countdown the No Deco Main will replace the DS Main display and the DS feature will be disabled for the remainder of that dive There is no Penalty if the DS is ignored gt In the event that you enter Deco exceed 190 FT 57 M or a High O2 condition gt 80 occurs the DS will be disabled for the remainder of that dive gt The DS is disabled during a High PO2 Alarm condition gt Set Point SAFETY STOP SS If set On Upon ascent to within 5 FT 1 5 M deeper than the SS Depth set for 1 second on a No Deco dive in which Depth exceeded 30 FT 9 M for 1 second a beep will sound and a SS at the Depth set will appear on the Main display with a countdown beginning at the SS Time set and counting down to 0 00 min sec If the SS was set for Off or Timer this display will not appear In the event that you descend 10 FT 3 M deeper than the Stop Depth for 10 seconds during the countdown or the countdown reaches 0 00 the No Deco Main screen will replace the SS Main screen which will reappear upon ascent to within 5 FT 1 5 M deeper than the Safety Stop Depth set for 1 second In the event that you enter Deco during the dive complete the Deco obligation then descend below 30 FT 9 the SS Main will appear again upon ascent to within 5 FT 1 5 M deeper than the SS Depth set for 1 second e f you surface prior to com
25. display 0 to 399 FT 120 M 1 FT 0 1 1 MaxOp Depth NORM FREE 330 FT 100 M MaxOp Depth GAUG 399 FT 120 M Tank Pressure 0 to 5000 PSI 345 BAR 5 PSI 1 BAR NORM GAUG SI Time 0 00 to 23 59 hr min 1 minute NORM GAUG Dive Number 0 to 24 1 dive NORM GAUG EDT 0 to 599 min 1 minute NORMDTR 0 to 199 min 1 minute NORM GAUG ATR 0 to 199 min 1 minute FO2 1 2 3 4 Set Points Air 21 to 100 1 96 PO2 Value 0 00 to 5 00 ATA 01 ATA 02 Saturation 0 to 100 96 1 96 No Deco Deep Stop Time 2 00 to 0 00 min sec 1 second No Deco Safety Stop Time 5 00 to 0 00 min sec 1 second Safety Stop Run Timer 0 00 to 9 59 min sec 1 second GAUG Dive Run Timer 0 to 999 min 1 minute Deco Stop Time 1 to 599 min 1 minute Total Ascent Time 1 to 599 min 1 minute Violation Countdown Timer 23 50 to 0 00 hr min 1 minute FREE SI Time lt 1 hr 0 00 to 59 59 min sec 1 second FREE SI Time gt 1 hr 1 00 to 23 59 hr min 1 minute FREE Dive Number 0 to 99 1 FREE Countdown Timer 59 59 to 0 00 min sec 1 second FREE EDT 1 min 0 00 to 9 59 sec 1 second FREE EDT gt 1 min 10 to 599 min 1 minute Compass Heading 001 to 360 001 Compass Op Time Remaining 15 to 1 sec 1 sec A WARNING If your VT 4 0 stops working for any reason while operating as a Dive Computer it is important that you have anticipated this possibility and are prepared for it This is an important reason for not pushing th
26. displayed gt gt North Fig 112 Refer S 2 sec to access Compass OP Main from Surface or Dive Main S 2 sec or no button action 2 min to revert to Surface or Dive Main During the final 15 seconds the remaining On time is displayed If a button is pressed during that time the 2 minute On time will reset allowing operation to remain in Compass Mode Compass OP Mode selected North or Reference remains until changed Reference OP Mode can set a course then also select a Reverse course while on the surface and during dives Numeric values are displayed as 3 digits 000 to 360 have a resolution of 001 and an accuracy of 005 Operation will be normal and display of values will be within specified tolerances up to 90 tilt at which time the Heading diver s direction digits are removed until the tilt angle is corrected ence Fig 113 or Reverse Reference Fig 114 While on the surface press M 2 sec to access the Compass Menu to change the OP Mode Calibrate or set Declination COMPASS MENU information includes Fig 115 gt V V V VM Graphics SEL select and MENU with selections gt NORTH MODE select as OP Mode with no set heading REF MODE select as OP Mode with set heading allowed CALIBRATE access to initiate Calibration SET DECLIN access to set Declination Compass On time remaining counting down from 15 to O sec blank when 15 seconds A 2 sec to st
27. diver deviates gt 10 off the heading set Dynamic Arrow tracking Reference direction set Numeric heading diver s current direction 001 to 360 with position graphic N E SE ESE etc On time remaining counting down if 15 to O sec 2 sec or no button action during 2 min revert to Surface or Dive Main S lt 2 sec to activate Smartglo Backlight M lt 2 sec to access Compass Menu surface only A lt 2 sec to access Reference Menu surface or dive REFERENCE MENU information includes Fig 118 gt gt gt gt gt Current Depth with FT or M icon blank on surface Graphic MENU with selections gt SET HEADING REVERSE HEADING On time remaining counting down if 15 to O sec A lt 2 sec to toggle selection lt 2 sec to save the selection and actual heading actual heading Fig 113 REF OP MODE 180 opposite set actual heading REN Fig 116 NORTH OP MAIN at 105 Fig 117 REF OP MAIN at 277 turn left to 260 roe Fig 118 REF MENU during dive surface similar 2002 Design 2011 46 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL gt If SET HEADING display REF OP Main with the Heading flashing allowing it to be set gt If REVERSE HEADING select it as the OP Mode with new Heading 180 opposite of Reference Heading set Set Reference Heading information includes
28. includes Fig 15 V V VV VV Log book icon and Nx and PZ icons if they apply Pre dive Surface Interval hr min with Time clock and SURF icons if 1 no previous dive that period Max Depth with graphics FT or M and MAX Elapsed Dive Time min with graphic EDT Graphic NORM GAUG or VIOL with dive Number TLBG with max segment flashing others fixed up to end of dive accumulation All flash if Violation Blank if GAUG VARI max Ascent Rate sustained for 4 sec 2 sec at any time to revert to Log Menu Log book icon Graphic SEA or EL2 EL7 altitude level of dive Graphics TMT 1 xxx PSI or BAR START and xxx PSI or BAR END indicating Tank 1 pressures Temperature with icon and graphic or minimum recorded during that dive 2 sec at any time to revert to Log Menu Log book and Nx icons with graphic O2 m PZ icon if it was selected 5 O2 accumulated at end of dive with graphic O2SAT Max level of PO2 achieved with icon Graphic GAS 1 or 2 or 3 one in use when dive ended FO2 value set for Gas in used when dive ended with icon Fig 15 LOG DATA3 5 lt 2 sec to revert to Log Menu 2 sec at any time to revert to Log Menu MAIN MENU NORM GAUG SET MENU FLY DESAT The Set Menu selection provides access to a listing of sub menus that contain items specific to NORM and GAUG modes as well Tex as some utility items th
29. 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 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 A Warning Changes or modifications to this unit not expressly approved by Oceanic 2002 Design could void the user s authority to operate the equipment 2002 Design 2011 58 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL INSPECTION SERVICE RECORD VT 4 0 Serial Number VT 4 0 Firmware Rev Transmitter Serial Number Transmitter 2 Serial Number Transmitter 3 Serial Number Transmitter 4 Serial Number Date of Purchase Purchased from Below to be filled in by an Authorized Oceanic Dealer Dealer Technician OCEANIC WORLD WIDE OCEANIC USA 2002 Davis Street San Leandro CA 94577 Tel 510 562 0500 Fax 510 569 5404 Web www OceanicWorldwide com E mail hello oceanicusa com OCEANIC NORTHERN EUROPE OCEANIC AUSTRALIA Augsburg Germany Rosebud Victoria Australia Tel 49 0 821 810342 0 Fax 49 0 821 810342 29 Tel 61
30. operations and displays are similar to Deco The difference between DV and CV is that DV causes operation to enter Violation Gauge Mode 5 minutes after surfacing from that dive DELAYED VIOLATION 2 DV2 If the calculated Deco obligation requires a Stop Depth between 60 FT 18 M and 70 FT 21 M operation will enter DV2 Upon entry into DV2 the Audible will sound during which the alarm LED and full TLBG will flash Two Up Arrows will also flash until within FT 3 M of and below the required Stop Depth of 60 FT 18 gt Once within 10 FT 3 M of and below the required Stop Depth the full Stop icon smaller Up and Down Arrows with Stop s Bar will be displayed solid Fig 58 gt Button operations and displays similar to Deco Fig 58 DV2 MAIN The difference between DV2 and general Deco is that DV2 causes operation to enter Violation Gauge Mode 5 minutes after surfacing from that dive DELAYED VIOLATION 3 DV3 Upon descent deeper than the MOD the Audible will sound during which the alarm LED will flash Two Up Arrows and the loaded segments of the TLBG will also flash and Current Depth and Max Depth will only indicate 3 dashes MOD is the Max Operating Depth at which the VT 4 0 can accurately perform calculations and display data MOD 330 FT 99 9 M in NORM and FREE modes MOD 399 FT 120 M in GAUG mode Upon ascending above the MOD Current Depth will be restored however
31. type Free dive activities that involve multiple descents ascents with activities utilizing SCUBA during the same 24 hour period is not recommended Presently there is no data relating to such activities It is highly recommended that anyone planning to become involved in competitive type Free dive activities obtain proper instruction and training from a recognized Free Diving trainer It is imperative that the physiological affects be understood and the diver is physically prepared 2002 Design 2011 43 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL COMPASS MODE 2002 Design 2011 44 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL COMPONENTS Diver s Direction of Travel Turn Left Dynamic North or Ref Heading set Diver s basic direction Diver s actual Heading when Turn Right North OP Mode Reference OP Mode Ref Reverse Ref Heading set Compass Time remaining lt 15 sec press S to extend time A WARNING You must become thoroughly familiar with setup and operation of the VT 4 0 Digital Compass before using it as your primary device for navigation Failure to do so could result in serious errors relating to activities involving navigation gt Practice on land before use in water gt Practice on the surface before use underwater COMPASS MODE SURFACE
32. 0 Operating Manual Doc No 12 5213 2002 Design 2011 San Leandro CA USA 94577 TRADEMARK TRADE NAME AND SERVICE MARK NOTICE Oceanic the Oceanic logo type VT 4 0 the VT 4 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 Dive Computer with Free Dive Mode and or Wireless Data Transmission U S Patent no 7 797 124 Air Time Remaining U S Patent no 4 586 136 and 6 543 444 and Data Sensing and Processing Device U S Patent no 4 882 678 Other patents pending User Setable Display U S Patent no 5 845 235 is owned by Suunto Oy Finland LIMITED TWO YEAR WARRANTY For details refer to the Product Warranty Registration Card provided Register on line at www OceanicWorldwide com DECOMPRESSION MODEL The programs within the VT 4 0 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 VT 4 0 dive computer model is based upon the latest research and experiments in decompression theory Still using the VT 4 0 just as using the U S Navy or ot
33. 74 gt then after 10 sec revert to Main with the new Gas TMT selected If the Gas TMT are not switched to the same source tank as the gas being breathed ATR will increase to maximum after 1 minute without a change in transmitted Pressure Gas Switch Alarm If a switch to the Gas would result in PO2 gt 1 60 the Audible will sound and a warning message will flash Fig 75 until it is silenced then the Switch To screen will be restored gt Due to the possibility that sufficient air may not be available in the Switch From tank the switch will still be allowed gt If the switch is made the PO2 alarm will strike If in Deco indication to ascend will not be given you control action to be taken GAUG TMT BUD MENU information includes Fig 76 While a Dive Main is displayed M 2 sec to access the Menu gt Graphic CHNG change gt Graphic selections TMT 1 TMT 2 or BUD 1 TMT 3 or BUD 2 TMT 4 or BUD 3 with graphic PRESSURE A lt 2 sec step forward down through selections lt 2 sec to step back through selections lt 2 sec to access selection indicated by Arrow gt If x a Search for TMT screen appears Fig 77 or a Not Available message is displayed if the TMT is not reporting If BUD x a Search for Buddy screen appears see page xx gt After the TMT Search screen is displayed for 10 seconds operation reverts to the Dive Main with the new TMT selected gt
34. ANCE Function Accuracy Depth 1 of full scale Timers 1 second per day Dive Mode Activation Must first be activated by button press if Wet Activation is set OFF Automatic by immersion in water if Wet Activation is set ON Cannot be manually activated deeper than 4 FT 1 2 M if Wet Activation is set OFF Cannot operate as a DC at elevations higher than 14 000 feet 4 270 meters Unit Shutoff 2 hours after activation if no dive conducted 24 hours after conducting a dive if no further dives conducted 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 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 4 270 meters elevation Measures ambient pressure upon activation and every 15 minutes while in Surface modes Does not measure ambient pressure when Wet Compensates for Altitudes above sea level beginning at 3 001 feet 916 meters elevation and every 1 000 feet 305 meters higher Power Battery 1 3 vdc CR2450 Lithium battery Panasonic or equivalent Transmitter Battery 1 3 vdc CR2 75 Ahr Lithium battery Duracell model DL CR2 or equivalent Shelf life Up to 5 years Replacement User replaceable annual
35. Bar across the lower portion of the Battery Fig 136a and carefully push it down into position Replace the Cover O ring with a new one which must be a genuine Oceanic part that can be purchased from an Authorized Oceanic Dealer Fig 136 VT 4 0 BATTERY Use of any other O ring will void the warranty ANSTALLED Lightly lubricate the new Cover O ring with silicone grease and place it on the inner rim of the Battery Cover Fig 137a and ensure that it is evenly seated Slide the Cover Ring top portion first small opening onto your thumb Carefully place the Cover with O ring into position on the rim of the Battery Compartment then press it completely and evenly down into place with your same thumb Maintain the Cover securely in place and using your other hand slide the Cover Ring off your thumb and into position around the Battery Compartment The tabs on the Ring fit down into the slots located at the 2 and 9 o clock positions Using your fingers turn the Ring counter clockwise 5 degrees until the tabs engage then tighten it 5 more degrees by turning it counter clockwise with the aide of a small blade screwdriver or spanner tool pressing against the upper left arm of the Ring Fig 138 Fig 137 COVER amp RING INSTALLATION Testing gt Ensure that the LCD is clear and sharp in contrast If any portions are missing or appear dim or if a Low Battery condition is indicated return the VT 4 0 with T
36. Deco dives consid Fig 39 ASCENT TOO FAST ered more risky PZ Pelagic 7 performance is based on Buhlmann ZHL 16c It features NDLs that are considerably more conservative espe cially at shallower depths To create even greater margins of safety with respect to decompression a Conservative Factor as well as No Deco Deep and Safety Stops can be included for No Deco dives CONSERVATIVE FACTOR CF When the CF is set On the NDLs which are based on the algorithm selected and used for Ni O2 calculations and displays relat ing to Plan and will be reduced to the values available at the altitude level that is 3 000 feet 915 meters higher Refer to the NDL charts in the back of this manual 2002 Design 2011 21 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL DEEP STOP DS When the DS selection is set On it will trigger during NORM No Deco dives when you descend to 80 FT 24 M and calculate and continually update a Stop Depth equal to 1 2 the Max Depth While 10 FT 3 M deeper than the calculated DS you will be able to access a DS Preview screen that will display the current Deep Stop Depth calculated and Time fixed at 2 min for 5 seconds then return to the Main Upon initial ascent to within 10 FT 3 M below the calculated Stop Depth a DS screen displaying a Stop Depth at 1 2 the Max Depth will appear with a Countdown Timer beginning at 2 00 min sec and counting down to 0 00 gt If you
37. GAUG alarms sound 1 or 3 times as 3 short beeps then clear They cannot be acknowledged or silenced FREE CDT Alarm When a set Countdown Time reaches 0 00 the Audible Alarm will sound during which time the graphic CDT will be displayed with 0 00 flashing on the Main screen Fig 107 If EDT was displayed it be restored after the audible FREE EDT Alarm When set ON the EDT alarm activates every 30 seconds during a dive The Audible will sound during which time the EDT Time digits will flash on the Main Fig 108 FREE Depth Alarms When set ON the Depth alarms 1 2 3 activate at their set Depths The Audible will sound during which time the Depth digits will flash on the Main Fig 109 High Nitrogen Alarms When nitrogen increases to the caution level 4 segments the Audible will sound during which time the TLBG will flash on the Main Fig 110 In the event that nitrogen continues to increase and reaches the Deco level the Audible will sound during which all 5 TLBG seg ments 2 Up Arrows and the graphics VIOLATION DECO will flash Fig 111A When the Audible is silenced the TLBG and graphic DECO are removed Fig 111B The Up Arrows flash until on the surface and the graphic VIOLATION flashes until 1 minute elapses on the surface After 1 minute on the surface the graphic VIOL alternates with FREE with operation only in Violation Gauge Mode for 24 hours ALARM Fig 111A FREE VIOLATION entry into De
38. ITHM gt gt NDLS minutes at ALTITUDE Imperial 10001 3001 to 4000 916 to 1220 161 87 DSAT ALGORITHM gt gt NDLS minutes at ALTITUDE Imperial 11001 4001 to 5000 1221 to 1525 204 104 63 42 24 4001 to 5000 RARUUGON 5001 to 6000 6001 t 7000 7001 to 8000 8001 to 9000 9001 to 10000 O NO to 11000 107 57 37 24 17 24 Co amp R 11001 to 12000 PZ ALGORITHM gt gt NDLS minutes at ALTITUDE Metric 2136 1221 to 1525 151 81 53 37 BB GO 5001 to 6000 BAUUDGON 1526 to 1830 1526 to 1830 143 75 51 35 24 18 3 o LR BR Un UO 6001 to 7000 1831 to 2135 1831 to 2135 136 72 49 33 23 17 12 No O 7001 t 8000 2136 to 2440 to 2440 130 68 47 32 21 16 LR BR GO NO 8001 to 9000 2441 to 2745 2441 to 2745 124 65 44 30 20 15 1 VURARUUONO 9001 to 10000 2746 to 3050 2746 to 3050 119 63 42 28 19 14 10 10001 to 11000 ODDAULONOO 3051 to 3355 VRAAUUONO 3051 to 3355 104 60 39 26 18 13 to 12000 130 66 3356 to 3660 3356 to 3660 110 58 37 24 7 S O NO 12001 to
39. L GAS TMT SWITCHING AND BUDDY PRESSURE CHECK OCEANIC VT 4 0 OPERATING MANUAL OVERVIEW gt Can only switch when a Dive Main screen is displayed gt Cannot Switch Gas or TMTs on surface gt Cannot Switch Gas or TMTs during sounding of alarms gt All NORM dives begin with Gas 1 and default to Gas 1 after 10 minutes on the surface gt Switching Gas also switches TMTs if being used The following will describe NORM GAS TMT Switching then GAUG TMT Switching then Buddy Pressure Check NORM GAS BUD MENU information includes Fig 70 While a Dive Main is displayed M 2 sec to access the Menu gt Graphic CHNG change gt Graphic selections GAS 1 GAS 2 or BUD 1 GAS 3 or BUD 2 GAS 4 or BUD 3 with FO2 setting or graphic PRESSURE if BUD A lt 2 sec step forward down through selections lt 2 sec to step back through selections lt 2 sec to access selection indicated by Arrow gt IF GAS x a Gas Switch screen appears Fig 71 or 72 If BUD x a Search for Buddy screen appears see page xx Gas Switch To information includes Fig 72 gt Graphics SWITCH TO GAS 1 2 3 4 gt Graphic AIR or if Nitrox the PO2 calculated and FO2 set for that Gas with icons 5 lt 2 sec to confirm a Switch from the Gas in use to the Gas indicated after 2 sec gt display a TMT Search screen Fig 73 or Not Available message if the TMT is not reporting Fig
40. M M lt 2sec 2sec Menu s access A gt CDT 2 lt 2 lt 2sec selection SET MENU M lt 2sec OP MODE FREE DIVE Surface Mode 2 gt Compass Er m Backlight Start Stop ALT Timer 2002 Design 2011 38 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL FREE DIVE OP MODE 2002 Design 2011 39 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL FREE SURF MAIN information includes Fig 93 gt SI min sec up to 59 59 then hr min with Time clock and SURF icons Graphic FREE operating mode Temperature with icon and graphic F or C Battery icon if voltage is low V VV M lt 2 sec to access ALT 1 M 2 sec to access FREE Main Menu M 2 sec to access FREE Shortcut S 2 sec to access Compass lt 2 sec to activate Smartglo Backlight FREE SURF ALT 1 information includes Fig 94 gt SI min sec with Time clock and SURF icons gt Max Depth with graphics FT or M and MAX gt Elapsed Dive Time min sec up to 9 59 then 10 if gt with graphic EDT gt Graphic LAST indicating that data is from the dive previously conducted while in FREE mode lt 2 sec to access ALT 2 10 sec revert to Main if A is not pressed 5 lt 2 sec to activate Backlight FREE SURF ALT 2 information includes Fig 95 gt Altitude graphic if EL2 to EL7 blank if Sea level gt Time of Day
41. MAIN and 2 Up Arrows will also be displayed flashing in place of Deco data Fig 60 until on the surface activated during Audible After the audible is silenced the TLBG will be removed VGM Main information includes Fig 61 gt Current Depth with FT or M icon 2 Up Arrows with graphic VIOLATION flashing until on surface Pressure with PSI or BAR and Link icons Graphic GAS1 or 2 3 4 one in use ATR up to 199 min with icons VARI while ascending MAIN lt 2 sec to access ALTs after Audible M 2 sec to access TMT Switching or Buddy Pressure Check S lt 2 sec to activate Backlight or acknowledge alarms 2 sec to access Compass These items can only be accessed while viewing the Main ALTs information is similar to Deco AlTs Fig 53 amp 54 VGM ON SURFACE The graphic VIOLATION flashes for the first 10 minutes Fig 62 then VIOL alternates with NORM each On 3 seconds until unit shut down after 24 hours with no dives A full 24 hour surface interval must then be served before all functions are restored During that 24 hours access to all menus and screens is available except those associated with Ni O2 calculations such as Desat Plan Set FO2 The Fly countdown timer provides the time remaining of the 24 hours required before normal operation can resume with full features and functions Fig 62 VGM MAIN on surface lt 10 min
42. Main Menu MAIN MENU FLY DESAT BATTERY TMT STATUS PLAN Access to this selection activates the VT 4 0 s Receiver then after 2 seconds starts an automatic scroll displaying a sequence of EET status screens Also refer to page 9 OP MODE HISTORY gt VT 4 0 Battery Status for 3 sec then gt gt TMT 1 Status for 3 sec then DIVE PREVIEW gt TMT 2 or BUD 1 Status for 3 sec then gt TMT 3 or BUD 2 Status 3 sec then gt TMT 4 or BUD 3 Status for sec then gt revert to Main Menu VT 4 0 Battery Status information includes Fig 21A gt Graphic VT 4 0 gt Graphics BATTERY and GOOD if gt 2 75 volts or LOW lt 2 75 volts gt Battery icon if Low TMT Status Use set for SELF information includes Fig 218 gt Graphics TMT 1 or 2 3 4 gt Graphics BATTERY GOOD if linked and gt 2 75 v or BATTERY LOW if lt 2 75 v gt Tank Pressure with PSI or BAR and Link speaker icons 3nn TMT Status Use set for BUD information includes Fig 21C LH gt Graphic BUDDY 1 or 2 3 gt Tank Pressure with PSI or BAR and Link icons This screen appears when the TMT s Use is set for checking Buddy Pressure in which case TMT Battery status is not checked TMT Status not reporting information includes Fig 21D gt Graphic TMT 1 or 2 3 4 or BUDDY 1 or 2 3 gt Graphics NOT AVAILABLE This screen appears when the VT 4 0 s receiver is not receiv
43. OCEANIC VT 4 0 OPERATING MANUAL VT 4 0 DIVE COMPUTER OPERATING MANUAL 2002 Design 2011 1 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL CONTENTS NOTICES Sanne 3 GAS TMT SWITCHING AND BUDDY PRESSURE 31 OVERVIEW FEATURES AND FUNCTIONS renal 4 NORM GAS BUD MENU DISPLAY 5 5 GAUG TMT BUD MENU occecccccccccccccccccccccccccesccecececeseesceseeseeeeeseeseeses ABBREVIATIONS TERMS 5 OVERVIEW sn GAUG OP MODE meet 34 ACTIVATION m 6 GAUG SURFACE MAIN AND ALTS 35 MENU SYSTEM near 6 GAUG 735 AUDIBLE ALARM s GAUG Set Groups 36 PC INTERFACE 7 GAUG DIVE MODE 38 POWER SUPPLY rio o 8 Main ALTE 38 BATTERY STATU Sresi pn 8 Delayed Violation aa OPERATING MODES sentent FREE DIVE OP MODE nent 39 Post Dive Transition Period 2 FREE SURFACE MAIN AND ALTS 40 Power Saver FREE MENU cce 40 FREE Set Groups 41 NORM SURFACE MODES 10 FREE DIVE MODE 42 NORM SURF MAIN AND 11 Main 1 2 NORM MAIN MENU nn AAMS RENNES EP 42 Time to Fly Desat NORM Plan Mode ss COMPASS MODE iia nn nes 44 NORM GAUG Lo
44. P STOP DS SAFETY STOP SS ms 26 DECOMPRESSION 27 VIOLATION 8 0 24411 00 28 HIGH 2 0 0 10 on nn 29 HIGH 30 PC Requlrements recen eme teo ees 50 CARE AND CLEANING eese INSPECTIONS AND SERVICE BATTERY REPLACEMENT TRANSMITTER BATTERY 2 2 4 4 4 TRANSMITTER INSTALLATION ON A REGULATOR ALTITUDE SENSING AND 54 RESET DURING A 54 TECHNICAL PZ ALGORITHM NDL CHART DSAT ALGORITHM NDL CHART SPECIFICATIONS FCC 20402 0120 2 404144 2 41444 1444 444 1 58 INSPECTION SERVICE RECORD inner 59 OCEANIC 59 2002 Design 2011 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL Welcome to OCEANIC and THANK YOU for choosing the VT 4 0 NOTICES 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 VT 4
45. RM MENU lt 2 sec to access Menu while viewing Surface Main A lt 2 sec to step forward through selections down screen A hold to scroll forward through selections down screen at a rate of 4 per second lt 2 sec to step back through selections up screen lt 2 sec to select access the item shown next to the pointer icon gt S 2 sec to revert from the Main Menu to Surface Main M 2 sec any time to revert to Surface Main 2 min no button action will revert to Surface Main Reminder e Pointer icon gt at the left indicates that the item can be selected Down Arrow icon v at the right indicates that additional items are available below after those shown Up Arrow icon at the right indicates that additional items are available above before those shown FE AIR PSI 2 3 rii Fig NORM SURF MAIN no dive yet set for Air si Fig 6B NORM SURF MAIN after Nitrox dive 2 Fig 9 NORM SURF ALT 3 NORM MENU SELECT gt FLY DESAT PLAN LOG SET MENU OP MODE HISTORY VT 4 0 ID BATT TMT DIVE PREVIEW 2002 Design 2011 11 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL FLY DESAT FLY Time is a count down timer that begins counting down 10 minutes after surfacing from a dive from 23 50 to 0 00 hr min DESAT Time also a count down timer provides calculated time for tissue
46. a from your VT 4 0 or Upload Settings to it review the HELP section of the Oceanlog program Recommended is to print those sections of HELP that you consider appropriate for your Interface activities The Settings Upload portion of the Oceanlog program can be used to set change the Set A group Alarms Set U group Utilities Set T Time etc using the same Interface System FO2 and FREE Mode related items must be set using the control buttons Information available for retrieval download from the VT 4 0 to the PC Download portion of the program includes dive data such as number surface interval time maximum depth elapsed dive time no deco status pressure start date time lowest temperature under water sampling rate dive profile and Set Points The Oceanlog program also allows upgrade of select versions of the VT 4 0 s firmware operating system software after which the VT 4 0 resets all operat ing data Since the upgrades require reset of the VT 4 0 they are blocked during 24 hours after dives Refer to page 50 for more details relating to Oceanlog and PC Interface 2002 Design 2011 7 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL POWER SUPPLY e VT 4 0 Battery gt gt 1 3 vdc CR2450 Lithium Shelf life gt gt up to 5 years Use life gt gt 100 dive hours if 1 1 hour dive per dive day up to 300 dive hours if 3 1 hour dives per dive day Transmitter each gt gt 1 3 vdc CR2 75
47. ach day of diving and check to ensure that the areas around the low pressure depth sensor Fig 133a PC interface data port Fig 133b and buttons are free of debris or obstructions Soak and rinse the regulator with the transmitter 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 VT 4 0 and the regulator assembly with transmitter under gently running water and towel dry before storing Transport your VT 4 0 system cool dry and protected INSPECTIONS AND SERVICE Your VT 4 0 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 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 or inspections relating to water tight integrity are not covered under the terms of the 2 year limited warranty To Obtain Service Take your VT 4 0 to your local Authorized Oceanic Dealer If required to return your VT 4 0 to the Oceanic USA factory e Obtain an RA Return Authorization number by contacting Oceanic USA at 510 562 0500 or send an e mail to service oceanicusa com Record all dive data in the Log and or download the data st
48. age is low VV VM VV V VM A lt 2 sec to access ALT 1 M lt 2 sec to access NORM Main Menu M 2 sec to access NORM Shortcut S 2 sec to access Compass S lt 2 sec to activate Smartglo Backlight Shortcut takes you a screen selected using the Set S Shortcut feature see page 18 NORM SURF ALT 1 information includes Fig 7 gt 51 hr min with Time clock and SURF icons gt Max Depth with FT or M and MAX icons gt Elapsed Dive Time hr min with graphic EDT gt Graphic LAST indicating that data is from the dive previously conducted while in NORM mode Dashes if no previous dive lt 2 sec to access ALT 2 10 sec revert to Main if A is not pressed S lt 2 sec to activate Backlight NORM SURF ALT 2 information includes Fig 8 gt Altitude graphic if EL2 to EL7 blank if Sea level gt Time of Day hr min with graphic A or P gt Temperature with icon and graphic F or lt 2 sec to access ALT 3 if revert to Main if Air 5 sec revert to Main if A is not pressed S lt 2 sec to activate Backlight NORM SURF ALT 3 information includes Fig 9 Graphic O2 with Nx icon gt PZ icon if selected blank if DSAT gt Current O2 saturation with graphic O2SAT gt Graphics SETTINGS and GAS 1 with PO2 and FO2 values currently set with icons V A lt 2 sec to revert to Main or after 5 sec S lt 2 sec to activate Backlight NO
49. alue with icon will alternate with Pressure once each minute PO2 will be displayed for 10 seconds then Pressure will be displayed for 50 seconds once each minute until PO2 decreases below 1 60 then PO2 will not be displayed Fig 65 PO2 ALARM during Audible in Deco 2002 Design 2011 29 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL HIGH O2 Warning gt gt at 80 to 99 240 OTU Alarm gt gt at 100 300 OTU When O2 reaches the Warning level the Audible will sound during which the O2 value with graphic 02SAT and an Up Arrow will flash in place of DTR until the audible is silenced Fig 66 then DTR will be restored The Up Arrow will remain on solid until O2 decreases below 80 If O2 reaches the Alarm level the Audible will sound again during which 2 Up Arrows and the O2 value 100 with graphic Ga dude Ma Deed O2SAT will flash until on the surface Fig 67 AAAAN 1 Up Arrow is Warning e A lt 2 sec to access ALTs similar to No Deco 2 sec to access Gas TMT Switching or Buddy Pressure Check 2 Up Arrows is Alarm 5 lt 2 sec to activate Backlight or acknowledge alarms 2 sec to access Compass These items can only be accessed while viewing the Main High O2 during Deco When O2 reaches the Warning Level the Audible will sound during which the O2 value will flash in place of Stop Depth Time Enea until the Audible is sil
50. at also apply to FREE mode SET MENU OP MODE e 5 lt 2 sec to access the Set Menu while the pointer icon gt is next to that item on the Main Menu eid BATT TMT Set Menu information includes Fig 16A B DIVE PREVIEW gt Graphics SEt and MENU with selections Press S lt 2 sec to access gt F FO2 NORM only gt A ALARMS gt U UTILITIES gt T TIME gt 5 SHORTCUT gt D DIVE MAIN gt P PREVIEW These Set Groups are described after the Main Menu items starting on page 16 A lt 2 sec to step forward down through Menu selections lt 2 sec to step back up through Menu selections 5 lt 2 sec to access item next to the pointer gt 5 2 sec to revert to Main Menu MENU SELECT OP OPERATING MODE Fig 168 MENU This feature allows another Operating Mode to be selected Select OP Mode information includes Fig 17 gt gt gt Graphics SEL and DIVE MODE Graphic NORM flashing Graphics GAUG and FREE lt 2 sec to step forward down through selections ______ M lt 2 sec to step back up through selections mr S lt 2 sec to select that Mode and revert to it s SURF Main screen 2 sec to revert to Menu Fig 17 SELECT OP MODE 2002 Design 2011 13 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL HISTORY MODE NORM GAUG History is a summary of data recorded during al
51. atically changes from feet of seawater to feet of fresh water This is the first adjustment to the algorithm When the Conservative Factor feature is set On NDls are calculated based upon the next higher 3 000 foot 915 meter Alti tude 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 At Sea Level calculations are based upon an Altitude of 6 000 feet The VT 4 0 will not function above 14 000 feet 4 270 meters RESET DURING A DIVE The intent of the feature is to assist the diver by providing indication of Depth during the ascent and encourage return of the af fected unit to the factory for evaluation prior to further use If the VT 4 0 Resets i e is On turns Off then turns On again for any reason during any dive Nitrogen O2 and ATR calcula tions are terminated upon turning Off Upon turning On the graphic ERROR and the UP Arrow icons appear solid and Current Depth is displayed Fig 146 No other information is displayed The Backlight remains operational Upon surfacing the graphic ERROR is displayed solid for 5 seconds Fig 147 then the unit will shut off with operation blocked Fig goo DURING permanently even if the battery is replaced and attempts are made to reactivate the unit WARNING In the unlikely event that this should ever happen DO NOT continue diving with the unit return the it to the factory as soon as possible
52. be 2 A 2 sec to step forward down through selections lt 2 sec to step back up through selections S 2 sec when the pointer icon is next to a selection will flash that item s Set Point Fig 104 5 lt 2 sec to toggle or increase Set Point A hold to increase Depth Set Points at rate of 8 per second Fig 104 SET FREE DEPTH lt 2 sec to decrease Set Point one at a time ALARM 1 e S lt 2 sec to save the setting stops flashing 2002 Design 2011 41 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL FREE DIVE MAIN information includes Fig 105 gt PZ icon if algorithm selected gt Current Depth with FT or M icon gt Graphic NDC with Time Remaining min dashes if on the surface gt Graphic EDT with Elapsed Dive Time or gt gt Graphic CDT with Countdown Time gt TLBG with icon if any lt 2 sec to access lt 2 sec to start stop CDT if selected 5 2 sec to access Compass e S lt 2 sec to activate Backlight FREE DIVE ALT information includes Fig 106 gt Graphic Alt gt Max Depth with graphic FT MAX or M MAX gt Time of Day with graphic A or P e 5 A lt 2 sec revert to Main e 5 lt 2 sec to activate Backlight FREE DIVE ALARMS FREE mode alarms which are separate from NORM or
53. ches 0 00 the Audible will sound during which the graphic CDT will be displayed with 0 00 flashing on the Surface or Dive Main Fig 99 nic rr 7 M eee E 17 LL SET MENU information includes Fig 100 Graphics SEt and MENU with selections that include gt gt Fig 99 FREE DIVE MAIN SHORTCUT during CDT alarm D DIVE MAIN ALARMS V lt 2 sec to step forward down through selections M lt 2 sec to step back up through selections lt 2 sec to access the selection next to the pointer gt 2 sec to revert to Main Menu MEMU Fig 100 FREE SET MENU OP MODE similar to NORM see page 13 SET GROUPS Information that follows describes the selections contained in the FREE Set Groups S D A that are accessed from the Set Menu Main Menu gt gt Set Menu gt gt Set Group Menu gt gt Set Selection SET S Shortcut Menu information includes Fig 101 gt Graphics SEt S and MENU with selections gt gt MY INFO default Shortcut until another item is selected gt CD TIMER gt SET HEADING gt SET DEPTH ALARM 1 One item can be selected from the list That item referred to as a Shortcut can then be accessed directly by pressing M 2 sec while viewing the Surface Main A lt 2 sec to step forward down through selections lt 2 sec to step back up through selections e 5 lt 2 sec when the pointer icon
54. co during Aud Fig 111B FREE VIOLATION after Aud 2002 Design 2011 42 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL ADDITIONAL INFORMATION PERTAINING TO FREE DIVE MODE Although breathing apparatus is not utilized for FREE Dive activities nitrogen tissue loading remains a factor Nitrogen loading is calculated based upon a fixed FO2 of AIR Since a user has the option of alternating between NORM SCUBA and FREE Dive activities within a 24 hour period nitrogen calculations and the displayed value of No Deco Dive Time Remaining NDC Time are carried over from one operating mode to the other which permits the user to maintain awareness of nitrogen absorption and offgasing status The mathematical models currently used in the VT 4 0 are based on no decompression decompression multilevel repetitive dive schedules These algorithms do not take into account the physiological changes associated with the high pressures that competitive type Free diving can expose a diver to A WARNINGS Ensure that you know which Operating Mode is selected NORM GAUG or FREE prior to commencing any dive Conducting Free dives within a 24 hour period after conducting SCUBA dives combined with the effects of multiple rapid Free Dive ascents increases your risk of decompression sickness Such activities may result in accelerated entry into decompression which could cause serious injury or death Combining competitive
55. con dashes if on the surface Graphic GAS 1 or 2 3 4 one in use FO2 with icon value set for Gas in use Fig 45 NO DECOALT 1 Default 5 sec or A lt 2 sec revert to Main Fig 46 NO DECO ALT 2 Default Fig 47 NO DECO ALT 3 Default 2002 Design 2011 25 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL Deep Stop Preview information includes Fig 48 gt gt gt Current Depth with FT or M icon Graphic DEEP STOP with Stop icon arrows and bar Stop Depth with graphic FT or M and countdown Time as 2 00 min sec 5 sec revert to No Deco Main S lt 2 sec to activate Smartglo Backlight DEEP STOP MAIN information includes Fig 49 gt Current Depth with FT M icon Nx PZ CF icons if they apply Graphic DEEP STOP with Stop icon arrows and bar Stop Depth with graphic FT or M and countdown Time as 2 00 min sec DTR up to 999 min with graphic NDC Pressure with PSI or BAR and Link icons Graphic GAS1 or 2 3 4 one in use ATR up to 199 min with icons TLBG VARI if they apply lt 2 sec to access ALTs M 2 sec to access Gas TMT Switching or Buddy Pressure Check S lt 2 sec to activate Smartglo Backlight or acknowledge alarms 2 sec to access Compass These items can only be accessed while viewing the Main DS Alts information includes 1
56. d to flash until one of the flashing items is toggled to solid When satisfied that those items flashing up to 4 are what you want for the Preview screen press 2 sec to display all items flashing Fig 89 then press S lt 2 sec to revert to the Preview screen with all items solid Fig 89 SET P MENU preview of selections M Mi TT TS TT TT TS TS TS TS Upon descent to 5 FT 1 5 M for 5 seconds operation will enter GAUG Dive Mode 2002 Design 2011 37 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL GAUG DIVE MAIN information includes Fig 90A B Which information is displayed on the Main screen and which is on the Alternates is determined by the SET D menu selection saved during setup on the surface prior to the dive Current Depth with FT or M icon Max Depth with graphics FT or M and MAX if set for display Graphic EDT with Elapsed Dive Time up to 599 min Graphic TMT 1 2 3 4 one in use ATR up to 199 min with ATR and min icons dashes VARI while ascending lt 2 sec to access ALT A 2 sec to Reset Run Timer to 0 00 A lt 2 sec to Start Stop the Run Timer M 2 sec to access TMT Switching or Buddy Pressure Check 2 sec to access Compass These items can only be accessed while viewing the Main GAUG DIVE ALT information includes Fig 91A B Graphic ALt Max Depth with MAX
57. displayed at any time on the surface or during dives gt Max Depths allowed by the PO2 alarm set will not be displayed Internally the unit will keep track of the oxygen accumulation so that if FO2 for Gas 1 is subsequently set for Nitrox the oxy gen accumulated during previous AIR dives will be accounted for in the next Nitrox dive during that dive period and series of repetitive dives FO2 set for Nitrox When FO2 for any Gas is set for Nitrox 21 to 100 the dive is calculated to be for Nitrox The Nx icon is to be displayed on all applicable screens Once FO2 for Gas 1 is set for Nitrox 21 to 100 the AIR option for all gases is disabled until 24 hours elapse after the last dive The AIR option will not be displayed in Set FO2 until a full 24 hour Surface Interval has elapsed If the FO2 Default is set OFF FO2 for all gases will remain at their respective Set Points until changed If the FO2 Default is set ON FO2 for all gases default to 50 Fig 22 PREVIEW selected settings min L Fig 23A SET F MENU stepping through Fig 23B SET FO2 2 changing the setting 2002 Design 2011 15 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL SET A Alarms Menu information includes Fig 24A B gt Graphics SEt A and MENU Selections with their last Set Points saved include AUD with Set Point ON or OFF audible DEPTH with Set Point OFF or 30 to 330 FT or 10 t
58. e Cable supplied or available as an optional accessory A USB Driver is provided on the Oceanlog CD This must be installed on the PC with the program The Settings Upload feature can be used to set change all of the unit s settings except FO2 which must be entered using the unit s control buttons and menu system Information available for retrieval Download from the VT 4 0 to the PC OceanLog program includes items such as dive num ber surface interval time max depth elapsed dive time start date and time lowest temperature underwater sampling rate dive profile Set Points start end pressure Air Time Remaining O2 data ascent rate TLBG and Switching events FREE Dive information is only available using the PC interface system The VT 4 0 checks for the presence of an interface device connection to the Data Port once every second while in Surface Mode Checks are not made if the Wet Activation contacts are wet Upon sensing an interface connection the requesting device PC connects to the VT 4 0 and is prepared for Upload of settings or Download of data which is then initiated using the PC Oceanlog program Prior to attempting to Download data from your VT 4 0 or Upload settings to it review the Help section of the OceanLog pro gram Recommended is to print those sections of Help that you consider appropriate for your interface activities The VT 4 0 checks for a connection to the Data Port once every second while the Surface Ma
59. e dive mode screens Battery icon shell with inner bar appears solid upon entry into Surface Mode 93013 Fig 4 LOW BATTERY after surfacing lt 2 50 volts Too Low alarm level Backlight is completely disabled All other functions continue to be available during the dive e Battery icon is not displayed on the dive mode screens Upon surfacing the Battery icon shell only and graphic CHANGE BATTERY flash for 10 minutes Fig 4 then the unit shuts Off completely TMT TRANSMITTER LOW BATTERY Indication is provided only while on the surface lt 2 75 volts warning level e The graphics TMTx BATTERY LOW appear solid on the Battery Status screen Fig 5A DC functions continue to be available surface and dive lt 2 50 volts Too Low alarm level Fig 5A TMT LOW BATT e The graphics TMTx LOW BATTERY alternate with the graphics NORM or GAUG and DIVE xx on the SURF Main screen Warning Fig 5B The graphics TMTx BATTERY and LOW also flash on the Battery Status screen TMT operation continues until Tank Pressure decreases to 50 PSI 510 35 Fig 5B TMT LOW BATT Alarm 2002 Design 2011 8 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL OPERATING MODES NORM Mode gt gt for Air and Nitrox SCUBA activity with up to 4 Gases 4 TMTs GAUG Mode gt gt for SCUBA activity with up to 4 TMTs FREE Mode gt gt for breath hold di
60. e in use gt FO2 with icon value set for Gas in use e 5 lt 2 sec revert to Main Fig 55 DECO STOP ALT 3 2002 Design 2011 27 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL CONDITIONAL VIOLATION CV Upon ascent above the required Deco Stop Depth operation will enter CV during which no off gassing credit will be given meaning Deco Stop Time and TAT will not decrease The Audible will sound during which the alarm LED will flash A Down Arrow will also flash Fig 56 until descent is made to below the required Stop Depth then it is removed B 5 lt 2 sec to silence Audible Fig 56 CV MAIN gt Other button operations and displays are similar to Deco If descent below the required Deco Stop Depth is made within 5 minutes operation will resume in Deco with off gassing credit given Stop Time and TAT decrease DELAYED VIOLATION 1 DV1 Once above the Deco Stop Depth for more than 5 minutes operation will enter DV1 which is a continuation of CV The Audible will sound during which the alarm LED and full TLBG will flash Two Down Arrows will flash Fig 57 until descent is made to below the required Stop Depth a 7186 on 1198 445 Fig 57 DV1 MAIN When descent below the required Deco Stop Depth is made operation will resume in Deco with off gassing credit given Stop during Audible Time and TAT decrease gt Button
61. e no decompression and oxygen exposure 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 VT 4 0 a backup instrument system is highly recommended FCC ID MH8A 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 that interference will not
62. en compartments simultaneously and the TLBG displays the one that is in control of your dive at any given time 60 FT 18 M amp Shallower VARI Ascent Rate Segments FPM MPM VARI 10 0 10 0 3 The VARI Fig 38b provides a visual representation of ascent speed i e an ascent speedometer 15 eco d 13 21 25 61 75 The segments represent two sets of speeds which change at a reference depth of 60 FT 18 Refer to the chart 5 oe de When ascent is too fast all segments of the VARI and the graphics TOO FAST will be displayed flashing Fig 39 until ascent is beeper than FT 18 M slowed VARI Ascent Rate Segments EPM MPM 0 20 0 6 A WARNING At depths greater than 60 FT 18 M ascent rates should not exceed 60 FPM 18 MPM 21030 At depths of 60 18 and shallower ascent rates should not exceed 30 FPM 9 MPM 13 41 50 121 15 24 51 60 151 18 15 60 18 ALGORITHM The VT 4 0 is configured with 2 algorithms which allows you to choose which set of NDLs No Deco Limits will be used for Ni O2 calculations and displays relating to Plan and Dive Time Remaining The selection will lock in for 24 hours after the last dive You can select DSAT or PZ DSAT has been the standard used by Oceanic in all of its dive computers until this time It features NDLs that are based on exposures and test data which also formed validation for the PADI RDP It imposes restrictions for repetitive
63. enced then Stop Depth Time will be restored No indication Up Arrow is given to ascend 4 B When O2 reaches 100 the Audible will sound again during which the O2 value 100 and 2 Up Arrows will flash until on the ICM Con surface Fig 68 The full TLBG remains on solid as a reminder of Deco Fig 67 O2 ALARM No Deco until on surface A lt 2 sec to access ALTs similar to No Deco M 2 sec to access Gas TMT Switching or Buddy Pressure Check S lt 2 sec to activate Backlight or acknowledge alarms 2 sec to access Compass These items can only be accessed while viewing the Main High O2 on Surface Upon ascent to 2 FT 0 6 M for 1 second surfacing the Dive Main screen is displayed for 10 minutes with access to the Dive Fig 68 O2 ALARM ALTs allowed Surface Interval Time with the SURF icon flashing will be displayed in place of Depth Fig 69 in Deco until on surface gt If O2 is 100 the value will flash on the Main until it is lt 100 then it will be replaced with dashes and graphic NDC until 10 minutes elapse then NORM Surface Main gt If you surface due to 100 2 without having completed the Deco obligation the O2 value 100 with graphic O2SAT will flash for the first 5 minutes then dashes will be dipslayed and operation will enter VGM Fig 69 HIGH O2 ALARM on surface lt 10 min 2002 Design 2011 30 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUA
64. ep forward down through selections M 2 sec to step back up through selections lt 2 sec to select or access item indicated by gt icon If NORTH or REF MODE is selected that mode will be saved and its OP Main will be displayed M 2 sec any time to revert to Compass OP Main No button action 2 min to revert to Surface or Dive Main NORTH OP MAIN information includes Fig 116 gt Current Depth with FT icon Surface Interval during first 10 min on surface blank surface gt 10 min North Mode icon letter N in box Static Arrow icon at 12 o clock diver direction of travel Dynamic Arrow relative direction of magnetic North Numeric heading diver s current direction 001 to 360 with position graphic E SE etc On time remaining counting down if 15 to O sec 2 sec or no button action during 2 min to revert to Surface or Dive Main S lt 2 sec to activate Smartglo Backlight M lt 2 sec to access Compass Menu surface only REFERENCE OP MAIN information includes Fig 117 gt Current Depth with FT or M icon Surface Interval during first 10 min on surface blank on surface gt 10 min Reference Mode icon 2 bars with arrow Fig 117a with numeric Reference heading course set below it Static Arrow icon at 12 o clock diver direction of travel Turn Arrow icon left or right flashing during any time the
65. g 85 GAUG DIVE SET GROUPS PREVIEW Information that follows describes the selections contained in the GAUG Set Groups U T D P that are accessed from the no selections have been Set Menu made yet the center of the screen will be blank Main Menu gt gt Set Menu gt gt Set Group Menu gt gt Set Selection SET A ALARMS shared with NORM see page 16 SET U UTILITIES shared with NORM see page 16 SET T TIME DATE shared with NORM see page 17 SET S Shortcut Menu information includes Fig 86 gt Graphics SEt S and MENU Selections include gt LOG MENU gt MY INFO default Shortcut until another item is selected MEN gt SET HEADING gt SET TIME Fig 86 GAUG SET S One item can be selected from the list That item referred to as a Shortcut can then be accessed directly by pressing M 2 sec while viewing the Surface Main A lt 2 sec to step forward down through selections M lt 2 sec to step back up through selections lt 2 sec when the pointer icon gt is next a selection will save it as the Shortcut and revert to the Set Menu 2 sec to revert to Main Menu SET D Dive Main Menu information includes Fig 87 gt Graphics SEt d and MENU The default screen for dives displays Current Depth Run Timer Pressure and ATR air time remaining Max Depth is displayed on an Alternate screen Set D allows it to be added to the Main mov
66. g Mod e eene 12 COMPONENTS 45 NORM GAUG Set Menu OVERVIEW 46 Select Dive Operating Mode 13 COMPASS MENU 46 NORM GAUG History Mode 14 NORTH MODE 46 MT 4 01D REFERENCE MODE 46 Battery TMT Status 14 REFERENCE MENU 46 NORM Dive Preview 4 404 15 CALIBRATION 47 DECLINATION 48 NORM SetUGIOHDS eosin ooo ALARMS 48 Set FO2 Menus Set A Alarms Menu REFERENCE 49 Set U Utilities Menu ener PC INTERFACE 50 Set T Time Date Menu Set S Shortcut Menu Set D Dive Main Menu Set P Preview Menu rire eee DIVE MODE FEATURES irn ripetere TRANSMITTER SIGNAL RECEPTION GUIDE PROXIMITY OF THE TMTS AND VT 4 0 Link Interruption Underwater eese SMARTGLO BACKLIGHT E re seras ALGORITHM tirir eee CONSERVATIVE FACTOR DEEP STOP nn r kr SAFETY STOP TAI N DIVE TIME REMAINING DTR x N D co DTR i iiie OSIKA ROSSO e eren O2 DTR tetto iere tee 22 AIR TIME REMAINING eren 23 NORM Dive Mode 23 NORM DIVE MODES ss 24 NO DECO MAIN AND ALTS ss 25 DEE
67. gh it starts at the first top selection then continues in a rolling manner down the screen showing selections in groups of up to 4 items Menu button operations gt gt lt 2 sec to access Menu A lt 2 sec to step down the screen forward through Menu selections lt 2 sec to step up the screen backward through Menu selections lt 2 sec to access the item indicated by Arrow icon gt 2 sec to step back to a previous item or from a selected item to the Menu 2 sec to step back from a Main Menu to a Surface Main M 2 sec anytime or no button action for 2 minutes will revert to Surface Main Right Arrow icon gt at the left indicates that the item can be selected Down Arrow icon at the right indicates that additional items are available below after those shown Up Arrow icon at the right indicates that additional items are available above before those shown There are more items above There are more ww items below This item can be selected accessed 2002 Design 2011 6 Doc No 12 5213 01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL AUDIBLE ALARM While operating in NORM or GAUG Mode the Audible will emit 1 beep per second for 10 seconds when alarms strike unless it is set Off During that time the Audible can be acknowledged and silenced by pressing the S button less than 2 seconds An LED Warning Light on the ho
68. gt is next a selection will save it as the Shortcut and revert to the Set Menu Fig 101 SET S MENU SET D Dive Main Menu information includes Fig 102 gt Graphics SEt d and MENU with selections gt gt USE DEFAULT gt gt no change to the display gt ADD CD TIMER gt gt replaces EDT The default screen for dives displays Current Depth NDC EDT and Temperature Set D adds CDT eliminating EDT A lt 2 sec to step forward down through selections lt 2 sec to step back up through selections 5 lt 2 sec when the pointer icon gt is next to a selection will save it as the Dive Main and revert to the Set Menu Fig 102 SET D MENU Ensure that the selection to be saved reflects information you want to see on the Dive Main it can only be changed while on the surface using this menu SET A Alarms Menu information includes Fig 103 gt Graphics SEt A and MENU Selections with their last Set Points saved include EDT with Set Point OFF or ON DEPTH 1 with Set Point OFF or 30 to 330 FT or 10 to 100 M increments of 10 FT 1 M DEPTH 2 with Set Point OFF or 40 to 330 FT or 11 to 100 M increments of 10 FT 1 M DEPTH 3 with Set Point OFF or 50 to 330 FT or 12 to 100 increments of 10 FT 1 V VV M When set On the EDT alarm sounds the audible every 30 seconds while underwater in FREE Dive Mode Depth alarm 2 must be set at a value 1 and 3 must
69. gt gt is similar to No Deco Main Fig 44 2 gt gt is similar to No Deco 1 Fig 45 3 gt gt is similar to No Deco 2 Fig 46 4 gt gt is similar to No Deco ALT 3 Fig 47 SAFETY STOP MAIN information includes Fig 50A B gt gt gt gt Current Depth with FT M icon Nx PZ CF icons if they apply Graphic SAFETY STOP with Stop icon arrows and bar Stop Depth set with graphic FT or M with set time min sec counting down to 0 00 or Graphic RUN TIME with Time counting up from 0 00 to 9 59 min sec DTR up to 999 min with graphic NDC Pressure with PSI or BAR and Link icons Graphic GAS1 or 2 3 4 one in use ATR up to 199 min with icons TLBG VARI if they apply lt 2 sec to access ALTs A 2 sec to reset Timer to 0 00 if in use M lt 2 sec to start stop Timer if in use M 2 sec to access Gas TMT Switching or Buddy Pressure Check S lt 2 sec to activate Smartglo Backlight or acknowledge alarms 2 sec to access Compass These items can only be accessed while viewing the Main SS ALTs information is similar to No Deco Fig 44 to 47 Fig 48 DEEP STOP PREVIEW Fig 49 DS MAIN WE 41 7186 PSI ATR 1230 56 Fig 50A SS MAIN set for Depth Time prior to dive AAAAA Which information is displayed is determined by the Set Poin
70. he 10 minute NORM or GAUG or 1 minute FREE Transition Period on the surface after a dive the unit will enter a Power Saver Mode PSM which turns the display screen off until a button is pressed at which time it will turn back on During the 10 minutes that the screen is off all operations continue as normal in the background with current updated infor mation displayed as soon as the screen comes on again A Pay special attention to items marked with this Warning symbol 2002 Design 2011 9 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL NORM SURFACE MODES 2002 Design 2011 10 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL NORM SURF MAIN information includes Fig 6A B gt SI hr min with Time clock and SURF icons if no dive yet this is time since activation Graphic NORM operating mode Graphic DIVE and number of dives completed during that operating period up to 24 0 if no dive made yet Graphic GAS 1 default on surface before first dive and 10 minutes after surfacing from dives Tank Pressure with PSI or BAR and Link speaker icons if the Receiver is successfully Linked with an active TMT Transmitter 000 flashing after 15 seconds of lost Link Graphic AIR or Nitrox value set with FO2 icon TLBG with icon if any nitrogen after NORM or FREE dives Nx icon if FO2 is set for Nitrox PZ icon if selected as the Algorithm blank if Dsat Battery icon if volt
71. he No Deco Deep and Safety Stops and any required Deco Stops Air Consumption and Depth are continuously monitored and ATR reflects any change in circumstances For example when you suddenly find yourself swimming against a strong current and begin breathing more rapidly the VT 4 0 will recognize the change and adjust ATR accordingly ATR 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 ATR is displayed on the Dive Main screens Fig 42a ATR Alarm When ATR decreases to 5 minutes the Audible will sound and the ATR time digits and graphic AIR TIME will flash Fig 43 IF it decreases to 0 the Audible will sound again The time digits and graphic will continue to flash until ATR becomes greater than 5 minutes You should initiate a controlled Ascent while monitoring Tank Pressure However there is no reason to panic the VT 4 0 has V allowed for the Air necessary for a safe Ascent including the No Deco Deep and Safety Stops if set On and any Deco Stops cet required Fig 43 NO DECO MAIN during ATR Alarm NORM DIVE MODE STRUCTURE Surface Mode at 5 FT 1 5 for 5 sec Dive Mode eee Tessa M Start Stop Timer Safety Stop OP gt Reset Timer at Depth Time Main 2 sec set or Timer 1 ALTs Deep Stop at 1 2Max 2 Min S Depth for 2 min pth for Z
72. he TMT Best reception is achieved when the VT 4 0 is within less than 4 feet 1 2 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 VT 4 0 out of the signal pattern of the TMT resulting in a temporary loss of the Link signal The Link will be restored within 4 seconds after the VT 4 0 is moved back into its correct position An interruption may also occur while the VT 4 0 is within 3 feet 1 meter of a running or shortly after a Strobe flashes The Link will be restored within 4 seconds after the VT 4 0 is moved out of that area N If the Link is not restored within 15 seconds the Audible will sound and the graphics LOST TMT Pres d sure value and Link icon will flash Fig 37 until it is restored Fig 37 LOSS OF LINK 2002 Design 2011 20 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL WET ACTIVATION The VT 4 0 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 metal pins of the PC Interface Data Port and the stems of the buttons When Wet Activation is set OFF the VT 4 0 will not enter Dive Mode unless it is first acti
73. her 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 2002 Design 2011 3 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL FEATURES FUNCTIONS 2002 Design 2011 4 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL ACTIV AL ALT ATR AUD AVAIL BATT BUD CAL CDT CD CONSERV DD DECO DESAT DFLT DSAT DTR DURA E EDT EL FO2 FORM FREE FT GAUG GLO HIST LO DISPLAY ICONS Algorithm value is T log Time low Battery N gt Depth id Conservative Surface Interval is On FO2 is set for Nitrox Dot Matrix value is FO2 P02 BARo PSI 2 value is 2 Press Air Time Remaining TMT Link Total Ascent Time time is Minutes id Heading ABBREVIATIONS TERMS Activation M Meters depth Alarm MIN Minutes time Alternate N North compass Air Time Remaining NDC Deco DTR Audible NDL Deco Limit Available NE Northeast compass Battery NO Number Buddy pressure NO D No Decompression Calibrate compass NORM Normal Dive Mode Countdown Timer NW Northwest compass Conservative Factor 02 Oxygen Descending Depth alarm OTR 02 Decompression PO2 Pa
74. ig 31 gt Graphics SEt t and MENU with Time clock icon Selections with their last Set Points saved include gt DATE FORM with Set Point M D or D M gt gt date format M D Month Day D M Day Month gt HOUR FORM with Set Point 12 or 24 gt gt hour format 12 12 Ato 11 P 24 to 23 gt TIME with Set Point hr min gt gt 12 01 A to 11 59 P if 12 Hour Format or 0 01 to 23 59 if 24 Hour Format Fig 31 SET T MENU gt DATE with Set Point M D Y or D M Y gt gt Month Day Year or Day Month Year arranged by Date Format set stepping through lt 2 sec to step forward down through selections M lt 2 sec to step back up through selections 5 lt 2 sec when the pointer icon gt is next a selection will flash that item s Set Point Fig 32 A lt 2 sec to increase Set Points one at a time A hold to increase Set Points at a rate of 8 per second 1 lt 2 sec to decrease Set Points one at a time muc mu 5 lt 2 sec to save the setting which becomes solid then the next value flashes Fig 32 SET TIME gt The left digits of the Time and Date selections will flash first allowing them to be changed after which the next digits to the right flash allowing them to be changed gt TIME hr min gt gt Hour digits flash then Minutes gt DATE m d y or d m y gt gt Year digits flash then Month then Day regardless of their position
75. in Menu gt gt Log Menu gt gt Dive gt gt Data 1 gt gt Data 2 gt gt Data 3 Log Menu information includes Fig 12 gt Graphics LOG and MENU with mode book icon gt Listing of dives displaying Number 1 to 24 Date and start Time or graphics NO DIVES YET if a new unit Up and Down arrows are not displayed at the right due to space limitations A hold to scroll forward down through the listing at a rate of 8 entries per second A lt 2 sec to step forward down through the listing M lt 2 sec to step back up through the listing S lt 2 sec to access that dive s Log Data 1 screen 2 sec to revert to Main Menu Fig 10 FLY DESAT Fig 11A PDPS Gas 1 set for Air Fig 11B PDPS Gas 1 set for Nitrox BAS 2 1i 7 y 130 38 Fig 11C PDPS times controlled by O2 NORM MAIN MENU SELECT FLY DESAT PLAN LOG SET MENU OP MODE HISTORY VT 4 0 ID BATT TMT DIVE PREVIEW Press S 2 sec to access Log Menu Fig 12 LOG MENU 2002 Design 2011 12 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL Log Data 1 information includes Fig 13 e 5 lt 2 sec to access that dive s Log Data 2 screen Log Data 2 information includes Fig 14 e S lt 2 sec to access that dive s Log Data 3 screen if Nx or revert to Log Menu if Air or GAUG Log Data 3 Nx only information
76. in increments of 1 A hold to increase Set Points at a rate of 4 per second lt 2 sec to decrease Set Points one at a time lt 2 sec to save the Set Point and revert to the Set Declination Menu ALARMS When most Alarms strike operation in Compass Mode will be terminated and the Dive Main will be displayed indicating the alarm condition Compass Mode can then be reentered by pressing S 2 sec During several types of alarms indication will be given while remaining in Compass Mode without interuption They are Ascent Alarm Fig 127 gt VARI all segments flashing until slowed Depth Alarm Fig 128 gt Depth digits flashing until lt alarm depth set Loss of Link Fig 129 gt Link icon on flashing until Link is regained Fig 129 LOSS OF LINK 2002 Design 2011 48 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL REFERENCE A CAUTION When the procedure provided in this section is used to change the VT 4 0 Battery you must be sure that the case o ring is not pinched and that the VT 4 0 is water tight before conducting diving actvities Pre dive pressure testing by an Authorized Oceanic facility is highly recommended 2002 Design 2011 49 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL PC INTERFACE The VT 4 0 is configured with a Data Port Fig 130a that enables it to be connected to a PC through a USB port using a special Interfac
77. in is displayed Checks are not made if the Wet Activation contacts are wet When the PC Interface cable is plugged in the graphic PC COMM is displayed Fig 131 with a 2 minute countdown timer that runs until the connection is confirmed then the graphics PC COMM CONNECTED are displayed Fig 132 until completion of the upload or download operation PC requirements BM or compatible PC with USB Port Intel Pentium 200 MHz or better microprocessor Microsoft Windows 98 Second Edition ME NT 2000 XP or Vista 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 available RAM 20MB of available hard drive storage Mouse CD Rom drive Printer For software updates refer to the Oceanic web site at gt gt www OceanicWorldwide com For support call OceanLog Support toll free at gt gt 866 732 7877 8 Am to 5 Pm USA Pacific time Fig 130 VT 4 0 DATA PORT Fig 131 PCI CABLE PLUGGED IN Fig 132 PC CONNECTION CONFIRMED 2002 Design 2011 50 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL CARE AND CLEANING Protect your unit 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 VT 4 0 in fresh water at the end of e
78. ing a signal from a TMT or the TMT is set Off 1 HiiRTI ABLE Fig 21 BATT TMT STATUS sample screens 2002 Design 2011 14 Doc No 12 5213 01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL NORM DIVE PREVIEW This feature provides quick access to a screen that displays up to 4 settings that can be pre selected using the Set P Menu Preview information includes Fig 22 gt Graphics Nor and PREV gt Selections with Set Points entered using that menu no selections have been made yet the graphics USE SET P TO SELECT ENTRIES will be displayed e 5 lt 2 sec to revert to Main Menu SET GROUPS Information that follows describes the selections contained in the NORM Set Groups F A U T D P that are accessed from the Set Menu Main Menu gt gt Set Menu gt gt Set Group Menu gt gt Set Selection SET F FO2 Menu information includes Fig 23A gt Graphics SEt F and MENU During the time that numeric FO2 values are flashing the Max Depth allowed for the PO2 alarm set with the FT or M icon is displayed in place of the graphic SEt F and the POZ alarm valve set with the POZ icon is displayed in place of the graphic MENU Fig 238 Selections with their last Set Points saved include FO2 1 with Set Point AIR or 21 to 100 1 increments FO2 2 with Set Point AIR or 21 to 100 1 increments FO2 3 with Set Point AIR or 21 to 100 1 increments FO2 4 with Set Point
79. ing it from the Alternate ME ru 1 Selections include Fig 87 GAUG SET D gt USE DEFAULT gt gt no change to the display gt ADD MAX D gt gt also reduces the size of NDC digits A lt 2 sec to step forward down through selections lt 2 sec to step back up through selections lt 2 sec when the pointer icon gt is next to a selection will save it as the Dive Main and revert to the Set Menu 2 sec to revert to Main Menu Ensure that the selection to be saved reflects information you want to see on the Dive Main it cannot be changed during the dive only while on the surface using this menu 2002 Design 2011 36 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL SET P Preview Menu information includes Fig 88 gt Graphics SEt P and MENU Using this menu you can chose up to 4 items Set Points that have been entered for display on a Preview screen that can be accessed from the Surface Main Menu Selections include gt DEPTH AL SET EDT AL SET TURN AL SET END AL SET GLO DUR SET MAX OP DEPTH TMT 1 SET TMT 2 SET TMT 3 SET TMT 4 SET VVVVVVV VV A lt 2 sec to step forward through Menu selections M lt 2 sec to step back through Menu selections lt 2 sec when the pointer icon gt is next a selection will toggle it between solid and flashing Fig 88 SET P Once 4 items are flashing another item cannot be toggle
80. l NORM and GAUG dives conducted History 1 information includes Fig 18 gt Graphic TOTAL or NO DIVES YET if new unit gt Total dives recorded up to 9999 with graphic DIVES gt Total dive hours recorded up to 9999 with graphic HOURS gt Graphic HIST e 5 lt 2 sec to access History 2 5 2 sec to revert Main Menu History 2 information includes Fig 19 gt Graphic SEA or EL2 to EL7 highest Altitude at which a dive was conducted gt Max Depth recorded with FT or M and MAX icons gt Longest dive time minutes recorded during a single dive up to 599 min with graphic EDT gt Lowest Temperature recorded during a dive with icon and graphic F or C Fig 19 HISTORY 2 lt 2 sec revert to Main Menu 2 sec to revert to History 1 VT 4 0 ID This information should be recorded and kept it will be required in the event that your unit requires factory service ID Identification information includes Fig 20 gt Graphic VT 4 0 ID gt Graphic SN with the factory programmed serial number gt Graphic FIRMWARE with 1A or higher indicating the Firmware revision level currently installed in the unit gt Graphic LCD with 01 or higher indicating the Display s revision number Fig 20 VT 4 0 ID This number will change if Firmware is updated by factory service or by future download of revised firmware from the Oceanic web site e 5 lt 2 sec to revert to
81. mp Max D digits smaller Fig 34 SET D MENU ADD O2 DATA gt gt reduces the size of NDC digits amp replaces Pressure which moves to an Alternate stepping through V V V VM A lt 2 sec to step forward down through selections M lt 2 sec to step back up through selections e 5 lt 2 sec when the pointer icon gt is next a selection will save it as the Dive Main and revert to the Set Menu Ensure that the selection to be saved reflects information you want to see on the Dive Main it cannot be changed during the dive only while on the surface using this menu SET P Preview Menu information includes Fig 35 gt Graphics SEt P and MENU rc ol Using this menu you can chose up 4 items Set Points that have been entered for display a Preview screen that can be cessed from the Surface Main Menu see page 15 Up to 4 items can be selected from the following menu list FO2_GAS 1 SET FO2_GAS 2 SET FO2_GAS 3 SET FO2_GAS 4 SET PO2 AL SET DEPTH AL SET EDT AL SET TURN AL SET END AL SET DEEP STOP SET SAFETY STOP SET GLO DUR SET MAX OP DEPTH Fig 35 SET P MENU TMT 1 SET stepping through TMT 2 SET TMT 3 SET TMT 4 SET ww MMC MEME ME OM SME NE A lt 2 sec to step forward down through selections lt 2 sec to step back up through selections lt 2 sec when the pointer icon gt is ne
82. n at 3001 feet 916 meters or higher it will adjust depth for the higher altitude After the Diagnostic check a MY INFO screen will be displayed for 10 sec showing default message or information that you enter using the PC interface system The NORM Surface Main screen will then be displayed allowing access to all surface functions e If no dive is made within 2 hours the unit will shut Off Also see PSM on page 9 Contacts located on the stems of the buttons and pins of the PC Data Port will automatically activate the unit and cause it for U Main to enter dive mode when the contacts become wet and it senses depth of 5 FT 1 5 M They will not inadvertently activate Surface Mode such as when in a wet gear bag MENU SYSTEM The Dot Matrix located in the middle of the LCD viewing area is used to display alpha numeric messages and measured values pa s FREE SURF as well as Menu type systems for selection of settings and various auxiliary functions It also serves as the Digital Compass which MAIN MENU can be accessed while viewing Main screens There are multiple Menus such as SELECT NORM Main Menu CDT GAUG Main Menu FREE Main Menu SET MENU Compass Menu Compass Reference Menu OP MODE Set FO2 Menu Set Alarms Menu Set Utilities Menu Set Time Menu Set Shortcut Menu Set Dive Display Menu Set Preview Menu Gas Transmitter Switch Menu Sample Menu Upon entering a Menu movement throu
83. nk valve listening for any indication of air leaking around the fitting If air leakage is present DO NOT use take the complete regulator assembly to an Authorized Oceanic Dealer for inspection Fig 144 TRANSMITTER and service COVER INSTALLED TRANSMITTER COMPATIBILITY WITH NITROX When packaged and shipped from the factory Oceanic 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 145 TRANSMITTER ON FIRST STAGE 2002 Design 2011 53 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL ALTITUDE SENSING AND ADJUSTMENT Prior to the first dive of a series of repetitive dives Altitude i e ambient pressure is measured upon activation then every 15 minutes until a dive is made gt 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 gt No adjustments are made during any time that the Wet Contacts are bridged When diving in high altitude waters from 3 001 to 14 000 feet 916 to 4 270 meters the VT 4 0 automatically adjusts to these conditions providing corrected Depth and reduced No Deco and O2 Times at intervals of 1 000 feet 305 meters At an elevation of 3 001 feet 916 meters Depth calibration autom
84. o 100 M increments of 10 FT 3 EDT with Set Point OFF or 10 to 180 MIN elapsed dive time increments of 5 MIN Fig 24 SET AMENU TLBG with Set Point 1 to 4 BAR increments of 1 BAR stepping through DTR with Set Point OFF or 1 to 20 MIN increments of 1 MIN TURN with Set Point OFF 1000 to 3000 PSI or 70 to 205 increments of 250 PSI 5 BAR END with Set Point 300 to 1500 PSI or 20 to 105 BAR increments of 100 PSI 5 BAR PO2 with Set Point 1 20 to 1 60 increments of 0 10 These items apply to NORM only A lt 2 sec to toggle or increase Set Point A hold to increase Set Point at a rate of 8 per second Fig 24B SET PO2 M lt 2 sec to decrease Set Point changing the setting lt 2 sec to save the setting and revert to the Set A Menu SET U Utilities Menu information includes Fig 25A C gt Graphics SEt U and MENU Selections with their last Set Points saved include Rr moi i WET ACT with Set Point ON or OFF gt gt wet activation Fig 25 SET U MENU UNITS with Set Point IMP or MET gt gt imperial or metric n DEEP with Set Point ON or OFF gt gt no deco deep stop SAFE with Set Point OFF TMR ON gt gt no deco safety stop ALGO with Set Point DSAT or PZ gt gt algorithm basis for Ni O2 calculations CONSER with Set Point OFF or ON gt gt no deco conservative factor reduces NDLs based on altitude
85. ored 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 e Send freight prepaid and insured using a traceable method Non warranty service must be prepaid COD is not accepted e Additional information is available on the Oceanic web site OceanicWorldwide com or on the local Oceanic web site that serves your global region BATTERY REPLACEMENT The procedures that follow must be closely adhered to to avoid entrance of water into the unit Dam age due to improper Battery replacement or subseguent leakage of moisture into the unit is not covered by the VT 4 0 s 2 year warranty When replacing the Battery in the VT 4 0 it is recommended that you also consider replacing the Battery s in the Transmitter s to be used and vice versa The Battery Compartment 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 it is recommended that the Battery be changed in an environment equivalent to the local outdoor temperature and humidity e g do not change the Battery in an air conditioned environment then take it outside during a hot
86. pleting the SS it will be disabed for the remainder of that dive e There is no Penalty if you surface prior to completing the SS or ignore it If set for Timer On Upon ascending to 20 FT 6 M for 1 second on a No Deco dive in which Depth exceeded 30 FT 9 M for 1 second a beep will sound and a Run Timer will appear if set On displaying 0 00 min sec until started If the SS was set for Off or On the Timer display will not appear If you descend deeper than 30 FT 9 M for 10 seconds the No Deco Main will replace the Timer screen which will reappear upon ascent to 20 FT 6 M for 1 second f you enter Deco or a High O2 alarm condition occurs 100 while the SS Timer is active the SS function will be disabled for the remainder of that dive e f you surface prior to completing the SS it will be disabled for the remainder of that dive DIVE TIME REMAINING DTR The VT 4 0 constantly monitors nitrogen loading and oxygen accumulation and will display whichever time is the least amount available as DTR on the No Deco Dive Main screen Fig 40 The graphic NDC or OTR will identify which time is being displayed No Deco DTR NDC NDC is the maximum amount of time that you can stay at your present Depth before entering Deco It is calculated based on the amount of Nitrogen absorbed by hypothetical tissue compartments The rates each of these compartments absorb and release Nitrogen is mathematically modeled and compared agains
87. ransmitter to an Authorized Oceanic Dealer for evaluation before use gt During 24 hours after completion of a dive the graphic DATA with selections SAVE 2 and CLEAR 2 will be displayed Fig 139 giving you the option to retain or delete settings and Ni O2 calculations for repetitive dives lt 2 sec to toggle between SAVE and CLEAR S lt 2 sec to save the selection Fig 138 TIGHTENING COVER RING gt Graphics DATA SAVED or CLEARED with CAL COMPASS appear for 3 seconds Fig 140 then operation reverts to the Compass CAL screen gt Calibrate the Compass Refer to page 47 gt Verify all Set Points prior to diving Pressurize the Regulator assembly with Transmitter Verify that the Link icon is displayed Check the TMT Status screens Refer to page 14 Fig 140 DATAHAS BEEN SAVED 2002 Design 2011 52 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL TRANSMITTER BATTERY REMOVAL_ Locate the Battery Cover on the end of the housing e Apply a coin to the recessed slot of the Cover and turn it counter clockwise out of the housing Fig 141 Remove the Battery and discard it according to local regulations governing disposal of Lithium batteries Fig 141 COVER TRANSMITTER BATTERY INSTALLATION REMOVAL Lightly lubricate the new Battery Cover O ring with silicone grease and install it onto the Battery Cover DO roll the O ring over the Threads instead
88. recommended Use Life 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 gt gt icon on solid when lt 2 75 volts Battery change recommended Alarm gt gt icon on flashing when lt 2 50 volts change the Battery will not function Operating Temperature Out of the water gt gt between 20 F and 140 F 6 and 60 Inthe water gt gt between 28 F and 95 F 2 and 35 BAR GRAPHS TLBG segments No Deco Normal zone 1to3 No Deco Caution zone 4 Decompression zone 5 all VARI 60 FT 18 M amp Shallower Deeper than 60 FT 18 M segments FPM MPM segments EPM MPM 0 0 10 0 3 0 0 20 0 6 Normal zone 1 11 15 3 5 4 5 1 21 30 65 9 Normal zone 2 16 20 5 6 2 31 40 95 12 Normal zone 3 21 25 6 5 7 5 3 41 50 12 5 15 Caution zone 4 26 30 8 9 4 51 60 15 5 18 Too Fast zone flashing 5 all gt 30 gt 9 5 gt 60 gt 18 2002 Design 2011 57 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL SPECIFICATIONS CONTINUED NUMERIC DISPLAYS Range Resolution Time of Day 0 00 to 23 59 hr min 1 minute PCI Countdown Timer 1 59 to 0 00 min sec 1 second Altitude Level Sea EL 2 to EL 7 1 level Time to Fly 23 50 to 0 00 hr min 1 minute Time to Desaturate 23 50 to 0 00 hr min 1 minute Temperature 0 to 99 F 18 to 60 C 1 F Depth
89. required Delayed Violation Depth gt 330 FT 100 in NORM gt 400 FT 120 in GAUG A Gas Switch would expose the diver to PO2 gt 1 60 A single short beep which cannot be disabled sounds when e After 5 minutes on the surface after the Violation dive 3 short beeps which cannot be disabled sound when 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 and shallower 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 a Violation 3 beeps 3 times Free Dive Mode Countdown Timer reaches 0 00 3 beeps 3 times During the following situations the audible will not turn off when acknowledged Delayed Violations e Deco Stop Depth Violation gt 70 FT 21 M stop required FREE mode alarms PC INTERFACE Interface with a PC to allow uploading settings and downloading data is accomplished by connecting the VT 4 0 to a PC USB Port using the special USB Interface Cable The software program together with the USB Driver required is on the Oceanlog CD and can be downloaded from the OceanicWorldwide web site The program s HELP serves as the user manual which can be printed for personal use Prior to attempting to Download dat
90. rtial Pressure of O2 ATA Desaturation Time PRESS Pressure Default PZ Algorithm type Algorithm type REF 7 Reference compass 7 Dive Time Remaining S 7 South compass 7 Duration backlight SAFE Safety stop East compass SE Southeast compass Elapsed Dive Time SEC Seconds time Elevation altitude SN Serial Number Fraction of Oxygen SURF Surface Format date time SW Southwest compass Free Dive Mode SWCH Switch gas Feet depth TAT Total Ascent Time deco Digital Gauge Dive Mode TLBG Tissue Loading Bar Graph Glow backlight TMR Timer History TMT Transmitter Low battery VIOL Violation W West compass 2002 Design 2011 Doc No 12 5213 01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL OVERVIEW INTERACTIVE CONTROL CONSOLE The Interactive Control Console utilizes 3 control buttons that are referred to as M A and S e left front Menu Mode Minus decrease A right front Advance Add increase e S right side Select Save ACTIVATION Diagnostic Check To activate the VT 4 0 press release any button for 3 sec then My Info The unit will enter Diagnostic Mode displaying all segments of the LCD as 8 s followed by dashes then a countdown from 9 0 It checks the display and voltage to ensure that everything is within tolerance e t will also check ambient barometric pressure and calibrate present depth as 0 Whe
91. series of repetitive dives and taking into account descent and ascent rates of 60 FPM 18 MPM When the Conservative Factor is set On NDls are reduced to the values of the next 3 000 foot 915 meter higher Altitude Refer to tables in back PDPS information includes Fig 11A B gt Plan Depth value with FT or M icon Nx and PZ icons if they apply Max Depth allowed with FT or M and MAX if Nx Graphic NDC or OTL with Dive Time allowed min Graphic GAS 1 with FO2 icon Graphic AIR or PO2 alarm value set with icon and FO2 Nitrox value set if Nx V V V VM A hold to scroll forward through screens at a rate of 4 per second increasing planned Depth from 30 to 190 FT 9 to 57 M in increments of 10 FT 3 M A lt 2 sec to step forward through screens M lt 2 sec to step back through screens S 2 sec to exit and revert to the Main Menu NORM GAUG LOG MODE Information from the latest 24 NORM and or GAUG dives is stored for viewing After exceeding 24 dives the most recent dive is stored while the oldest is deleted gt Dives are numbered from 1 to 24 starting each time NORM or GAUG Dive Mode is activated After 24 hours elapse with no dive the first dive of the next period of operation is 1 gt 10 minutes after a dive the Log screens for all dives stored can be viewed If a dive s elapsed time EDT exceeds 599 min data at the 599 interval is recorded in the Log upon surfacing of the unit Ma
92. stretch it slightly to work it down over the slotted end of the Cover into the groove at the base of the threads Fig 142 The 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 Place a new 3 volt CR2 Lithium Battery Duracell model DL CR2 or equivalent positive side down into the Battery compartment with the negative end facing up out Fig 143 h Fig 142 INSTALLING Ensure that the Battery is properly oriented and the Cover O ring is evenly seated around the Cover e Carefully place the Cover with Spring into the housing and turn clockwise slowly by hand to ensure proper threading Apply a coin and tighten until secure The outer surface of the Battery Cover should be flush with the outer surface of the housing Fig 144 FO INSTALLING A TRANSMITTER ON A REGULATOR Fig 143 ORIENTATION 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 Thread the Transmitter clockwise by hand into the regulator s HP port Fig 145 and tighten until secure with an appropriate sized open end wrench e Attach the regulator First Stage to a full scuba tank and pressurize by slowly opening the ta
93. sunny day Inspect the Buttons Lens and Housing to ensure they are not cracked or damaged If there is any sign of moisture inside the unit DO NOT attempt to use it for diving until it receives proper service by the Oceanic factory or an Authorized Regional Facility Data Retention When the battery is removed settings and calculations for repetitive dives are retained in volatile memory until a new battery is installed You will have the choice of saving or deleting the data see page xx Date will have to be set Time may require adjustment for the time duration that the battery remains out of the unit Battery Cover Removal Locate the Battery Compartment on the back of the module While applying steady inward pressure on the clear Battery Cover rotate the Cover Ring clockwise 10 degrees by pressing on the upper right arm of the Ring with a small blade screwdriver Fig 134A If available an adjustable face spanner tool or pointed pliers can be used by inserting the tips of the tool in the small holes in the Ring then push and turn Fig 1348 Lift the Cover Ring up and away from the Housing Remove the clear Battery Cover Fig 133 VT 4 0 CASE BACK Fig 134 COVER REMOVAL 2002 Design 2011 51 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL Battery Removal e Remove the Retaining Bar located across the lower portion of the Battery Fig 135a Remove the Cover O ring DO
94. t 2 sec to save Depth setting and flash Time digits or M lt 2 sec to toggle Times between 3 and 5 min lt 2 sec to save Depth Time setting and revert to the Set U Menu with SET flashing lt 2 sec then lt 2 sec to flash then save ON Fig 26B SET SS to access Set Depth Time Fig 26C SET SS Depth Time 2002 Design 2011 16 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL Set TMT Menu information includes Fig 27 gt Graphics SEt and MENU Selections with their last Set Points saved include gt TMT 1 with Set Point OFF ON or SET mcr 4 gt TMT 2 with Set Points OFF ON or SET and SELF or BUD PF UL 0 TMT 3 with Set Points OFF ON or SET and SELF or BUD Fig 27 SET TMT MENU gt TMT 4 with Set Points OFF ON or SET and SELF or BUD stepping through A lt 2 sec to step forward down through selections M lt 2 sec to step back up through selections lt 2 sec when the pointer icon gt is next a selection will flash that item s ON OFF Set Point A lt 2 sec to step forward through that TMT s Set Points OFF ON SET lt 2 sec to step back through that TMT s Set Points S lt 2 sec to save the setting Fig 28 SET TMT 1 gt If TMT 1 OFF is selected saved the VT 4 05 Receiver will be disabled all other TMT Set selections will display the graphics OFF with ennai the setting SELF
95. t Link Battery icon if voltage is low Fig 80 GAUG SURF MAIN no dive yet A lt 2 sec to access ALT 1 lt 2 sec to access GAUG Main Menu M 2 sec to access GAUG Shortcut S 2 sec to access Compass lt 2 sec to activate Smartglo Backlight SI hr min with Time clock and SURF icons Max Depth with graphics FT or M and MAX Elapsed Dive Time hr min with graphic EDT Graphic LAST indicating that data is from the dive previously conducted while in GAUG mode Dashes if no previous dive 10 sec revert to Main if A is not pressed S lt 2 sec to activate Backlight Fig 81 GAUG SURF ALT 1 Last dive s data Altitude graphic if EL 2 to EL 7 blank if Sea level Time of Day hr min with graphic A or P Temperature with icon and graphic F or C A lt 2 sec to access ALT 3 5 sec revert Main if A is not pressed S lt 2 sec to activate Backlight Fig 82 GAUG SURF ALT 2 Last dive s data Graphics GAUG and AVE average Average Depth with graphic FT or M Average EDT min with graphic These are average values calculated for the dive or series of repetitive dives conducted while still in GAUG A lt 2 sec to revert to Main 5 sec revert to Main if A is not pressed Fig 83 GAUG SURF ALT 3 S lt 2 sec to activate Backlight average values GAUG MENU lt 2 sec to access Menu while viewing Surface Main GAUG
96. t a maximum allowable Nitrogen level Fig 40 NO DECO MAIN NDC is DTR Whichever one is closest to this maximum level is the controlling compartment for that Depth Its resulting value will be displayed as NDC time Fig 40a and graphically as the TLBG Fig 40b As you ascend the TLBG segments will recede as control shifts to slower compartments This is a feature of the decompression model that is the basis for multilevel diving one of the most important advantages that Oceanic dive computers offer O2 Time Remaining OTR During Nitrox operation O2 accumulation during a dive or 24 hour period is displayed as a percent of O2 saturation allowed per dive or per day Max allowed 100 is 300 OTU Fig 41 NO DECO MAIN OTR is DTR When time remaining before reaching the 2 limit becomes less than NDC calculations for that Depth will be controlled O2 and OTR will be displayed as DTR on the Dive Main Fig 41a 2002 Design 2011 22 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL Air Time Remaining ATR ATR is calculated 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 90 second period This Rate of Consumption is then used in conjunction with the Depth to predict the Air required for the diver to make a safe controlled Ascent including t
97. t saved during setup of the Set U menu see page 40 ATR min Fig 50B SS MAIN set for Run Timer prior to dive 2002 Design 2011 26 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL DECOMPRESSION Decompression mode activates when theoretical No Decompression time and depth limits are exceeded Upon entry into Deco the Audible will sound during which the alarm LED and full TLBG will flash Two Up Arrows will also flash Fig 51 until within 10 FT 3 M of and below the required Stop Depth the Stop Zone IFT arr x S lt 2 sec to silence the Audible Fig 51 DECO ENTRY gt Once within 10 FT 3 M of and below the required Stop Depth the Stop Zone the full Stop icon smaller Up and Down Arrows with Stop Bar will be displayed solid Managing Deco Stops To fulfill your decompression obligation you should make a safe controlled Ascent to a depth slightly deeper than or equal to the required Stop Depth indicated and decompress for the Stop Time indicated 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 Stop Depth DECO STOP MAIN information includes Fig 52
98. through selections 2 sec to revert to Main Menu S lt 2 sec to save the selection and gt gt gt if OFF or ON Stop or Start the CD then revert to Main gt gt if SET the graphic MIN and left minute digits of the Time will flash Fig 98 A lt 2 sec to increase Set Point one at a time lt 2 sec to decrease Set Point one at a time lt 2 sec to save the Minute setting and flash the Seconds digits and graphic SEC A lt 2 sec to increase the Set Point one at a time lt 2 sec to decrease the Set Point one at a time Graphic DIVE and number of dives completed during that operating period up to 99 0 if no dive made yet A hold to increase Minute Set Point at a rate of 8 per second from 0 to 59 in increments of 1 min A hold to increase Seconds Set Point at a rate of 8 per second from 00 to 59 in increments of 01 sec lt 2 sec to save the full CDT min sec setting and revert to the CDT Status screen with OFF flashing meer FREE Fig 93 FREE SURF MAIN no dive yet Fig 94 FREE SURF ALT 1 Last dive Fig 95 FREE SURF ALT 2 EL if above Sea level Fig 96 FREE SURF MENU Fig 98 SET CDT 2002 Design 2011 40 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL The CDT will run in the background while on the surface and during dives until it counts down to 0 00 or it is turned OFF When a set CDT rea
99. uired when the battery is changed Upon selecting Calibration on the Compass Menu by lt 2 sec a screen appears displaying the graphics CAL with Face Down Until Beep Fig 121A This screen will also be accessed after the Battery is changed and Data is either saved or cleared To initiate Calibration gt turn the unit over face down Fig 121A until it beeps then gt turn the unit over face up Fig 121B until it beeps after which a screen appears displaying the graphics CAL with Rotate To Calibrate 360 Fig 122 gt while keeping it in a flat level position slowly and steadily rotate it 360 while keeping it in a flat level position keeping it level is critical for accuracy progress will be indicated by a circle forming on the display Fig 123 Rotation should take about 15 seconds If not fully rotated in 15 seconds operation will revert to the Compass Menu Calibration complete gt Once fully formed the circle will be replaced with the graphics Ready Passed Calibration Fig 124 or Failed Calibrate Again flashing for 3 seconds then gt If READY operation reverts to the Compass OP Main gt If FAILED operation reverts to the CAL Face Down Until Beep screen for repeat of the procedure gt If Calibration fails 3 times operation reverts to the Surface Main screen z ht snizi 0305 Fig 119 SET REF HEADING rotate to desired Heading Fig 120 REVERSE REF HEADING from
100. using is synchronized with the Audible and flashes as the Audible sounds It will turn Off when the Alarm is silenced The Audible and LED will not be active if the Audible is set OFF a group A setting 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 Alarms that strike during operations in Compass Mode are described on page 48 Situations that will activate the NORM GAUG 10 second Alarm include Items apply only in NORM mode Air Time Remaining ATR at 5 minutes then again at O minutes Turn Pressure at the Set Point selected Transmitter 1 only End Pressure at the Set Point selected active Transmitter Descent deeper than the Depth Alarm Set Point selected Dive Time Remaining at the Set Point selected Elapsed Dive Time at the Set Point selected PO2 level at 20 lt Set Point and again at the Set Point selected O2 accumulation at 240 OTU 80 then again at 300 OTU 100 at the Set Point selected Ascent Rate exceeds 60 FPM 18 MPM when deeper than 60 FT 18 or 30 FPM 9 MPM at 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 lt 5 minutes Delayed Violation above a required Deco Stop Depth gt 5 minutes Delayed Violation a Deco Stop Depth gt 60 FT 18 M is
101. vated by push button and operating in a surface mode or it is repetitive dive SMARTGLO BACKLIGHT The VT 4 0 is configured with a sensor that measures the intensity of ambient light This Smartglo saves battery power by allow ing the Backlight to only come on when light level is low To activate the SmartGlo Backlight gt gt press release the S button lt 2 sec If ambient light level is low the Backlight will activate and illuminate the display for the Duration time set 5 10 or 15 seconds Pressing any button while the Backlight is on will reset the timer keeping it on for the duration time set Extensive use of the Backlight reduces estimated Battery life Also the Backlight does not operate during a Low Battery Condition or when the VT 4 0 is connected to a PC BAR GRAPHS The VT 4 0 features 2 bar graphs one on each side of the LCD gt The one on the left represents nitrogen loading It is referred to as the TLBG Tissue Loading Bar Graph gt The one on the right represents ascent rate It is referred to as the VARI Variable Ascent Rate Indicator TLBG The TLBG Fig 38a represents your relative No Deco or Deco status The lower 4 segments represent No Deco status and the fifth at the top indicates a Deco condition As your Depth and Elapsed Dive Time increase segments add and as you ascend seg ments recede indicating that additional no deco time is available The VT 4 0 monitors 12 different nitrog
102. ving activity with Depth Time indication If no previous dive has been taken within the past 24 hours NORM is the default mode upon activation with others ac cessed as described later At any time while operating in Surface Modes operation will enter the Dive Mode selected upon descent to 5 FT 1 5 M for 5 seconds When Wet Activation is set Off Dive Mode will only be activated when the unit is first activated and operating in a surface mode When Wet Activation is set On the selected Dive Mode will activate upon descent regardless of whether is is activated and operating first TRANSITION PERIOD upon surfacing Operation shifts from Dive Mode to Surface Mode upon ascent to 2 FT 0 6 M for 1 second however Surface mode screens will not be available until a Transition time elapses The reason for this is that making a descent during the first 10 minutes after surfacing from a NORM or GAUG dive or the first 1 minute after surfacing from a FREE dive is a continuation of that dive A descent made after the 10 minute or 1 minute interval has elapsed is then considered a new dive During the first 10 minutes after surfacing from a NORM or GAUG dive or the first 1 minute after surfacing from a FREE dive the Dive Main screen will be displayed with Surface Interval time replacing Current Depth Dive AlTs can be accessed to view other information pertaining to that dive POWER SAVER MODE PSM Once 10 minutes elapse after t
103. xt a selection will toggle it between solid and flashing Once 4 items are flashing another item cannot be toggled to flash until one of the flashing items is toggled to solid Fig 36 SET P MENU preview of selections When satisfied that those items flashing up to 4 are what you want for the Preview screen press 2 sec to display all items flashing Fig 36 then press lt 2 sec to revert to the Preview screen with all items solid 2002 Design 2011 18 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL DIVE MODE FEATURES 2002 Design 2011 19 Doc No 12 5213 r01 5 17 11 OCEANIC VT 4 0 OPERATING MANUAL TRANSMITTER SIGNAL RECEPTION GUIDE Best Reception Area Poor Reception Area Poor Reception Area N lt lt N lt M A 7 7 7 lt Poor Poor Reception Reception Area Area Poor Reception Distance greater than 4 feet 1 2 meters PROXIMITY OF THE TMTS Transmitters AND VT 4 0 The TMTs emit low frequency signals that radiate out in semicircular patterns parallel to the length dimension of the TMT A coiled antenna inside the VT 4 0 receives the signals when it is positioned within a zone parallel to or at a 45 degree angle to the TMT as illustrated The VT 4 0 cannot effectively receive a signal when it is held out to the sides of the TMT or held at distances greater than 4 feet 1 2 meters in front of t

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