Computer Aqualab
Contents
1. SPAC Sul join in the passion AQUALAB Dive computer Owner s manual WARNING Read this manual in its entirety before using your AQUALAB Failure to follow the instructions it gives or to heed the warnings it provides can lead to serious personal injury or death AQUALAB Dive Computer The AQUALAB dive computer uses the decompression theory modified by Mr C Randy Bohrer of UNDERWATER APPLICATIONS CORP based on the research of Dr A A Buhlman It is intended for use by persons who have completed an officially authorized scuba diving course It is not intended for persons who have not received scuba training or for persons who are not aware of the hazards and risks associated with scuba diving The AQUALAB dive computer can be used for NITROX diving in which the tank s gas mixture can be adjusted However persons who lack expertise or training in NITROX diving should avoid using NITROX Note also that it is very hazardous when the gas mixture in the tank is set as different from the dive computer s mixture setting Be sure to check the settings before each dive and do not dive with settings that differ from the dive computer s gas mixture setting The AQUALAB dive computer is designed for use in recreational diving and is not designed for professional diving These specifications apply to no decompression diving Information concerning decompression diving is also provided for safet2. Arrow on PLAN Dive Plan Mode Arrow on TRN Transfer Mode e No decompression limit in air HI ON Nitrox 32 Nitrox 34 AIR EAN 32 EAN 36 DEPTH No decompression limit No decompression limit No decompression limit 9 meters 200 minutes 200 minutes 200 minutes 12 meters 104 minutes 200 minutes 200 minutes 15 meters 66 minutes 117 minutes 182 minutes 18 meters 47 minutes 74 minutes 92 minutes 21 meters 35 minutes 55 minutes 65 minutes 24 meters 25 minutes 41 minutes 50 minutes 27 meters 19 minutes 32 minutes 38 minutes 30 meters 16 minutes 24 minutes 30 minutes 33 meters 13 minutes 19 minutes 23 minutes 36 meters 11 minutes 16 minutes ini 39 meters 9 minutes 14 minutes 42 meters 8 minutes een een 45 meters 7 minutes ee fogge 48 meters 7 minutes Sita Jaa The symbol indicates that the limits set in the AQUALAB concerning the oxygen toxicity risks have been exceeded No datum is therefore displayed for safety reasons Surface Mode NORMAL DISPLAY M oxveen I Oxygen Limit Indicator IT OxYGEN Desaturation time Operation of switches Beginning from Surface Mode e Switch A Press this switch to set dive plan mode e Switch B Press this switch to set dive log mode e Switch C Water detection switch When water is detected the computers switch to dive mode automatically e Switches A
3. DECO mark decompression stop step and decompression stop time displays blink when at surface This is caused by a decompression stop violation warning If less than five minutes have elapsed at the surface return to the displayed decompression stop depth If more than five minutes have elapsed at the surface the AQUALAB dive computer will be unusable for 48 hours after which it is automatically reset All displays blink when at surface This is caused by an out of measurement range warning The dive computer will be unusable for 48 hours after which it is automatically reset The altitude rank symbols keep E even though the dive computer is within the altitude measurement range 0 0 to 6 000 meters This is a malfunction Send the dive computer to the Seac Diving pro s r l for repair The altitude rank display keeps changing This occurs when the altitude measurement is near the borderline between ranks It is not a malfunction This may also occur when the dive computer is in a very hot environment Cool off the dive computer such as by immersing it in water If neither of the above applies there may be a malfunction Send the dive computer to the Seac Diving Pro s r l for repair Some data has already been recorded in the dive log That data is left over from the chamber tests that were conducted at the factory before shipping the product The display contents are faded Such f
4. Dive Mode limit Oxygen Limit Indicator amount Current depth Maximum depth Residual nitrogen amount Altitude rank M _9xveen IN MODED NT3 surF LOG P F PLAN TRN No decompression mode Total ascent time Decompression stop time Decompression stop depth min NITROX SI DI VERTE LOG P F PLAN TRN I OXYGEN Decompression mode Current water temperature Current PO M oxveen TI PLAN TRN While switch A is pressed 21 Operation of switches e SwitchA Press this switch to display the current time current water temperature and current PO for as long as the switch is pressed e Switch B This switch is disabled during this mode e Switch C Water detection switch When depth is less than 5 feet 1 5 meters and when water is not detected the AQUALAB dive computer switch to surface mode automatically Description of functions This mode shows various data during a dive The two main displays in this mode are the no decompression dive mode display and the decompression dive mode display The functions belonging to each of these displays are described below Common items Current depth This shows the current depth The display is 0 ft 0 0 m when measured depth is less than 5 feet 1 5 meters The depth measurement is retaken at 1 second intervals Dive time This shows the amount of elapsed time since descending below 5 feet 1 5 mete
5. Altitude measurement control Interval is 10 minutes AII modes except Dive mode and Time set mode Water temperature measurement Range is 23 F to 104 F 5 C to 40 C Operating temperature range 23 F to 104 F 5 C to 40 C Display appears faded when at low temperatures Temperature control Interval is 60 seconds Water resistance Up to 328 feet 100 meters 7 years note Battery life calculated based on 50 dives 1 hour each per year with one ten second alarm output per dive Warning Battery life is always approximate anyway Several reasons can influence the battery life environmental conditions continuous use of surface functions Dive Log Planning Transfer mode etc etc wet contacts 30 Change mode of measurement units This product s switches can be used to change the following units of measurement for depth and water temperature e Change water depth unit from meters to feet The display range is 0 to 328 feet Change temperature units from Centigrade to Fahrenheit The display range is 23 F to 104 OF The calculations are performed in metric and centigrade units and are then converted to feet and Fahrenheit units for display e Howto change measurement units CAUTION Measurement units must be changed by the manufacturer only To instruct users in how to change the measurement units is prohibited by law For further information
6. Seac Diving Pro S r l Tel 39 0185 356301 Fax 39 0185 356300 WEB http www seacsub com e mail mailto seacsub seacsub com 31 Cautions related to product handling Be sure to read the User s Manual before using the AQUALAB dive computer Do not store or place this product in hot and humid environments which may impair its functions The pressure sensor function is particularly sensitive to such environments and if impaired it may cause incorrect altitude ranks or water depth values to be displayed Dip the computer in water or use other means to cool it when in hot and humid locations The LCD panel may darken if the computer is left for a long period in a hot environment but will return to normal in a cooler environment However avoid keeping the AQUALAB dive computer in hot environments as such darkening can shorten the life of the LCD panel Note with caution that weather related changes in air pressure can cause incorrect altitude rank displays Do not use the AQUALAB dive computer for pressure chamber tests using air or gas as such conditions may impair sensor accuracy This product is not to be disassembled by users Such disassembly voids the warranty Battery Once the battery indicator starts blinking record the log data or PC and promptly have the battery replaced A battery that has been depleted and is left in the computer for a long period may leak which is another reason to have the battery repl
7. dives Nothing happens when I try to operate a switch If this occurs after a dive it may be because the water detection switch area is still wet Wipe it dry and try again If the above does not apply there may be a malfunction Send the dive computer to the Seac Diving Pro s r l for repair In dive plan mode the no decompression limit is shown as a n nu bar graph display This occurs when an out of measurement range warning has been output The computer will reset itself automatically after 48 hours It may also occur when the altitude measurement exceeds 19 685 feet 6 000 meters which causes the altitude rank symbols to E The display will return to normal when the altitude measurement is again below 19 685 feet 6 000 meters This is displayed when the altitude rank converts to a depth value that exceeds the maximum depth for NITROX diving Change the altitude rank setting to check this The altitude mark symbols E when the dive computer is in surface mode This occurs when the altitude measurement exceeds 6 000 meters The display will return to normal when the altitude measurement is again below 19 685 feet 6 000 meters The dive computer switches to dive mode when at the surface This can occur when there is a sudden change in air pressure such as in an airplane or when the water detection switch is wet Avoid touching the switch and keep it dry Wipe o
8. pressing this switch causes the earliest minute to be displayed again Switch B Press this switch to return to dive log mode Switches A B Press and hold these two switches for about four or five seconds to switch to transfer mode Switch C Water detection switch When water is detected the computer switch to dive mode automatically Auto return The AQUALAB automatically switches to dive log mode if no switches are pressed for about 5 or 6 minutes 18 Description of functions This function calls up the dive profile and displays the current profile data Profile data is recorded at 1 minute intervals and the profile data capacity is about 30 hours CAUTION The following restrictions apply to log data and profile data Address 2 2 2222222L gt Maximum memory 30 hours 0 1 2 3 4 5 6 7 8 9 10 etc When the log capacity is exceeded Address 1 2 22222L gt Maximum memory 30 hours In the second example above if the seventh log entry exceeds the 30 hour log capacity the profile returns to address 0 and begins overwriting the previous log data This means that the old data for log entry 1 is erased by the part of log entry 7 that exceeds the log capacity and fills addresses as far as 1 in this example The oldest log data is now in log entry 2 and there are only six log entries instead of seven If log entry 7 fills addresses as far
9. Elapsed dive time e FO Oxygen mix ratio setting for current dive This ratio is set via the oxygen mix ratio setting functions e Water temperature At maximum depth Temperature of water when at maximum depth N B When below 23F 5 C Lo When above 104F 40 C Hi CAUTION Replacing the battery will erase all log data Therefore be sure to transfer log data to a logbook or PC before replacing the battery 14 Operation of switches beginning from Dive Log Mode e Switch A Press this switch to toggle between Display 1 and Display 2 If you press and hold this switch for about four or five seconds log data from the current log is called up and the mode switches to profile mode e Switch B Press this switch to call up log data beginning with the most recent data Pressing this switch while the oldest data is shown returns to surface mode Pressing this switch for at least two seconds also returns to surface mode e Switches A B Press and hold these two switches to switch to transfer mode e Switch C Water detection switch When water is detected the computer switch to dive mode automatically e Auto return The dive computer automatically switches to surface mode if no switches are pressed for about five or six minutes Description of functions These functions record various data once the diver has descended at least 5 feet 1 5 meters and has been diving at least three minutes Log data for up to ten dives
10. an ascent rate of 24 feet per minute 8 meters per minute For further information on the different ascent rates see page 25 The display alternates between decompression stop time and total ascent time when the total ascent time becomes a three digit value while the decompression stop depth remains unchanged 23 When switch A is pressed Note Current time The current time is displayed Current water temperature The current water temperature is displayed The temperature measurement is retaken at 1 minute intervals Partial pressure of oxygen PO2 The partial pressure is displayed at the current depth This value is calculated based on the oxygen mix ratio setting and the current depth Never allow this value to exceed 1 6 ATA during a dive 1 6 ATA has been established as the maximum PO value for safe diving In this manual the depth setting that causes this value to approach 1 6 ATA is defined as the maximum depth for a dive The following warning functions are also provided for when hazards are encountered during a dive Default warning When the oxygen mix ratio is at the default setting an alarm is sounded if the dive computer is set to dive mode When this alarm is sounded do not start a dive until you have set an appropriate oxygen mix ratio via the oxygen mix ratio setting mode The alarm sounds for three seconds This warning is not recorded in the dive log Decompression warning This display app
11. can be sequentially recorded and retained Data recorded after the tenth dive replaces the earliest log data See the profile mode description for information concerning the relation between the log data and the profile data The log data includes the following e Residual nitrogen amount This indicates the residual nitrogen level at the end of dive e Oxygen toxicity exposure amount This indicates the Oxygen toxicity exposure level at the end of dive e Altitude rank This indicates the altitude rank during a dive e NITROX indicator This indicator is on during a dive when oxygen mix ratio setting is between 22 and 50 e Warnings These warnings may appear during a dive For details see the dive mode description 15 Ascent rate warning Maximum depth warning 16 Flashing IT OXYGEN Flashing waooun ff MODEDJNZ3 surF LOG P F PLAN TR Oxygen toxicity exposure level warning All flashing All flashing z w v gt x o Out of measurement range warning 17 Profile Mode wzcouun ff IL oxveen TM SID 1 VESTE LOG P F PLAN TRN Operation of switches beginning from Dive Log Mode Switch A Beginning from dive log mode if you press and keep pressing this switch for at least 6 seconds you enter function profile mode Press this switch to display the next minute of dive profile data After the most recent minute of data is displayed
12. in dive plan mode 30 feet 9 m is displayed as the depth rank e Switches A B In dive plan mode press and keep pressing switch A then press and keep pressing switch B for at least 6 seconds in order to enter function oxygen mix ratio setting mode e Switch B Press this switch to increase the currently set oxygen mix ratio in 1 steps When this setting exceeds 50 the mode automatically switches to Air mode e Switch C Water detection switch When water is detected the computer switch to dive mode automatically e Auto return The AQUALAB dive computer automatically switches to surface mode if no switches are pressed for about 1 or 2 minutes Description of functions The functions of the oxygen mix ratio setting mode are further described below Li FO Values can be set from 21 Air to 50 in 1 steps When the current setting is between 22 and 50 the NITROX indicators are shown 13 Dive Log Mode display 1 Maximum depth Oxygen toxicity exposure amount Residual nitrogen amount 3O081IN ll Altitude rank M joxvsen _ T Nitrox indicator display 2 Water temperature at maximum depth MODEGINI SURF LOG P F PLAN TRN Display 1 e Dive date Date of dive e Entry time Time at start of dive e Exit time Time at end of dive e Maximum depth Bottom depth measurement during current dive Display 2 e Logn Log number on dive date e Dive time
13. B Press and hold these two switches for at least five seconds to switch to time setting mode Note Press and hold A first then press and hold B also Description of functions The following functions are available during normal mode and surface mode e Date This shows the current date e Current time This shows the current time colon blinks e Altitude rank The computer automatically measures the current altitude and uses the rank symbols described below to indicate the altitude range Measurements are retaken every 10 minutes RANGE ALTITUDE RANGE o From 0 0 meters Sea Level To 800 meters 1 From 800 meters To 1600 meters 2 From 1600 meters To 2400 meters 3 From 2400 meters To 6000 meters E Above 6000 meters out of Range RANGE ALTITUDE RANGE 0 From 0 0 Ft Sea Level To 2624 Ft 1 From 2624 Ft To 5248 Ft 2 From 5248 Ft To 7872 Ft 3 From 7872 Ft To 19680 Ft E Above 6000 Ft out of Range When the measured altitude is above 19 685 feet 6 000 meters E is displayed and the dive computer cannot be used The computer is reset and becomes usable again when a lower altitude is measured If the computer contains data such as residual nitrogen and oxygen data the calculations and displays in effect when the computer detects an altitude of more than 19 685 feet 6 000 meters are retained while the computer is disabled and the retained values are restor
14. aced promptly 32 Diving related cautions Be sure to check the battery indicator before diving Some of the AQUALAB dive computer s functions may stop during a dive if the battery is low level The computer cannot be switched to dive mode if the battery indicator blinking Leave a no decompression margin when diving If diving below 49 feet 15 meters be sure to make safety stops at 10 to 20 feet 3 to 6 meter intervals If a decompression stop display is shown we recommend stopping a while longer than the displayed decompression time Be sure to check your air supply at each stop This product does not monitor the air supply level Be sure to monitor the air supply level yourself during each dive When using this product be sure to take along other devices such as another dive computer water depth gauge or diver s watch as back up devices Even after a dive the decompression calculation is still based on the altitude rank Avoid undergoing sudden changes in altitude level soon after diving as such changes can be very dangerous Care and maintenance by user Be sure to rinse the AQUALAB dive computer in fresh water after diving Do not leave the computer immersed in water for a long period as it may shorten the battery life Do not use cleansers or other chemicals to clean the computer Instead use a soft cloth to gently wipe dirt or water stains from the dive computer The plastic display cover can be damaged
15. ading can occur in low temperature environments Returning the dive computer to a warmer environment should solve the problem It may also mean that the battery level is low Have the Seac Diving pro s r l replace the battery The computer will not switch to dive mode This occurs when a decompression stop warning or out of measurement range warning has been displayed The computer will reset itself automatically after 48 hours It also occurs when the battery life is used up and the low battery indicator is blinking Have the Seac Diving pro s r l replace the battery When diving at a high altitude this may occur if the altitude rank symbols are E The computer will reset itself when it is back at a lower altitude 34 The computer will not switch to dive mode If none of the previous apply there may be a malfunction Send the dive computer to the Seac Diving Pro s r l for repair The AQUALAB dive computer does not return to surface mode after a dive This occurs when the water detection switch area is still wet Use a soft dry cloth to dry off the computer completely The dive computer switched to surface mode surface and desaturation time even though no switches were operated A sudden change in altitude rank may cause the dive computer to start calculating residual nitrogen If you start diving when the computer is set this way the dive will be considered part of a series of
16. after which it is turned off 11 Li FO This indicates the current setting for the oxygen mix ratio the percentage of oxygen in the nitrox mix These settings are displayed as shown below Setting O Display 22 to 50 Percentage is displayed Default EE EEE Note The default settings are 99 oxygen and 79 nitrogen After NITROX diving using a setting of 22 to 50 the setting automatically switches to the default setting after 10 minutes of Surface time or after 18 hours following completion of the setting This is convenient in cases where the diver forgets to set the mix for the next dive The setting does not switch automatically after air diving CAUTION Be sure to set the oxygen percentage before each dive e Maximum depth corresponding to FO The maximum allowable depth for a dive is determined based on the FO setting For details see the appendix If the depth rank exceeds the maximum depth the no decompression limit indicator changes to lt When 36 gt FO2 AD NOX ei DI VERT A P F PLAN TRN z a oO gt x o 12 Oxygen mix ratio setting mode This mode is disabled during the first ten minutes of Surface time and during the dive FO2 da NITROX NITROX indicator M foxvcen Ti MODE PIMI SURF LOG P F PLAN TRN Operation of switches beginning from Surface Mode e Switch A Press this to switch or to return to dive plan mode When
17. and water resistance can be impaired if exposed to solvents such as alcohol or gasoline cosmetic products such as hair spray or liquid soaps adhesives paints alkaline substances aromatic hydrocarbon solvents or halogenated hydrocarbon solvents Such damage can reduce the device s waterproof performance Store the AQUALAB dive computer in a cool dry location After a dive wipe the dive computer dry and store it separately from items that are still damp Do not store it in a potentially hot location such as on a car dashboard or other direct sunlight locations Also avoid storing it in extremely cold environments If you find the dive computer has been sitting in a very hot or humid location immerse it in tepid water until it cools to about room temperature Do not use the dive computer immediately after it has been kept in an extremely hot or cold environment as such use not only may result in inaccurate data for water depth altitude rank water temperature etc but may also permanently damage the dive computer If ever the dive computer does not appear to be working correctly do not use it instead send it promptly to the Seac Diving pro s r l for repair 33 Troubleshooting The following list includes diagnostic tips for when the dive computer appears to be malfunctioning Contact the Seac Diving Pro s r l regarding any problems that are not included in this list PROBLEM CAUSES PREVENTION RESPONSE
18. as 2 in this example both log entries 1 and 2 are erased by log entry 7 the oldest log data is now in log entry 3 and there are only 5 log entries 19 Transfer Mode This mode is disabled during the first ten minutes of Surface time Oo _ _ i UH oxveen__ TE MODEBJNT surF LOG P F PLAN TRN wa Operation of switches beginning from Profile Mode Switch A This switch is disabled when in this mode Switch B This switch is disabled when in this mode Switches A B In profile mode press and keep pressing these two switches for 5 6 seconds in order to enter transfer mode Press and hold these two switches for about four or five seconds to return to dive log mode Switch C Water detection switch This switch is not for Water detection switch but for transfer connection when in this mode Auto return The AQUALAB automatically switches to dive log mode if no switches are pressed or no data is transferred for about nine or ten minutes Description of functions Use this mode to transfer log data and profile data from the AQUALAB dive computer to a personal computer P C e After switching to transfer mode attach the separately sold transfer tool and run the PC s transfer software to transfer data from the AQUALAB dive computer to a PC e For description of the transfer tool setup and PC software operations see the documentation that comes with the separately sold transfer tool 20
19. e 14 rank level indicators shown below This makes it possible to check the no decompression limit for the first dive or for a series of dives The no decompression limit indicator displays up to 200 minutes 9 Meters 200 Minutes 30 Meters 16 Minutes 12 Meters 104 Minutes 33 Meters 13 Minutes 15 Meters 66 Minutes 36 Meters 11 Minutes 18 Meters 47 Minutes 39 Meters 9 Minutes 21 Meters 35 Minutes 42 Meters 8 Minutes 24 Meters 25 Minutes 45 Meters 7 Minutes 27 Meters 19 Minutes 48 Meters 7 Minutes 30 Ft 200 Minutes 98 Ft 16 Minutes 39 Ft 104 Minutes 108 Ft 13 Minutes 49 Ft 66 Minutes 118 Ft 11 Minutes 59 Ft 47 Minutes 128 Ft 9 Minutes 69 Ft 35 Minutes 138 Ft 8 Minutes 79 Ft 25 Minutes 148 Ft 7 Minutes 89 Ft 19 Minutes 157 Ft 7 Minutes CAUTION Be sure to set a dive plan that leaves a margin beyond the displayed no decompression limit e Residual nitrogen bar graph Indicates the current residual nitrogen level e Oxygen Limit Indicator Indicates the current level of oxygen toxicity exposure e Surface time Indicates the elapsed time since surfacing The time counter starts when dive mode indicates a depth of less than 5 feet 1 5 meters If the depth measurement becomes more than 5 feet 1 5 meters within the first ten minutes of Surface time the previous dive mode operations are continued The Surface time can been measured for up to 48 hours one minute
20. ears and an alarm is sounded for three seconds if the no decompression limit is exceeded and the dive mode changes to decompression dive mode The dive computer s display changes to decompression dive mode The alarm sounds for three seconds and the warning display blinks for ten seconds see page 25 This warning is recorded in the dive log 24 e Ascent rate warning This display appears and an alarm is sounded if the maximum safe ascent rate for the current depth is exceeded The alarm display continues until a safe ascent rate is achieved or until the depth becomes less than 5 feet 1 5 meters The alarm sounds for three seconds while the warning display SLOW and the depth rank blink for five seconds This warning is recorded in the dive log Ascent rates for various depths are listed below DEPTH ASCENT RATE O to 20 feet 0 0 to 5 9 meters 26 feet 8 meters per minute 20 to 59 feet 6 0 to 17 9 meters 39 feet 12 meters per minute 59 feet 18 0 meters or more 52 feet 16 meters per minute Flashing IT OXYGEN MODE DIVERSE LOG P F PLAN TRN Decompression Mode TT OXYGEN Ascent rate warning 25 e Partial pressure warning The maximum depth is calculated based on the oxygen mix ratio setting For details see the appendix When a certain portion of the maximum depth value has been exceeded the warning PO2 LIMIT is displayed and an alarm is sounded This warning is recorded in
21. ed when the measured altitude becomes less than 19 685 feet 6 000 meters The same displays and processing occur in cases where the computer is somehow unable to measure the altitude Altitude measurements are performed in all modes except for dive mode and time setting mode and transfer mode The altitude rank symbol display is shown in all modes except for time setting mode dive log mode profile mode and transfer mode However the rank display is shown while in dive mode e Surface time This indicates the amount of time since ascending to the surface the time counter starts when dive mode indicates a depth of less than 5 feet 1 5 meters If the depth measurement becomes more than 5 feet 1 5 meters within the first ten minutes of surface time the previous dive mode operations are continued The Surface time can be measured for up to 48 hours 1 minute after which it is automatically turned off e Residual nitrogen bar graph This bar graph contains 9 level indicators corresponding to the calculated amount of residual nitrogen in the body A greater number of displayed indicators indicates a higher level of residual nitrogen e Desaturation time This indicates the amount of time until residual nitrogen is saturated This display is shown until the displayed value reaches 0 00 and the display is shut off 1 minute afterward e Oxygen Limit Indicator OLI This bar graph contains 8 level indicators corresponding to the amount of
22. enter function time setting mode Switch A Press this switch to cycle through the column settings cycle hours gt minutes gt seconds gt year gt month gt date Press this switch while the column is set to date to return to surface mode Switch B Press this switch to scroll the numbers in each column Press and hold for fast scrolling Switch C Water detection switch When water is detected the computer switches to dive mode automatically Auto return The AQUALAB dive computer automatically switches to surface mode if no switches are pressed for about five or six minutes Description of functions This mode includes functions for changing the current time date or year settings e Current time The current time hour and minute only seconds are shown only during time setting mode is shown in 24 hour format e Current month date and year The current month date and year are shown based on a fully automatic calendar that starts on January 1 1997 and ends on December 31 2050 29 Aqualab specifications Clock precision Accurate to within 30 seconds per average month Water depth precision 3 Temperature precision 4 F 2 C Water depth measurement Range is 0 to 328 feet 0 to 99 9 meters Dive depth control Interval is one second Dive time measurement Range is 0 a 599 minutes Altitude measurement Range is 0 to 19 685 Feet 6 000 meters
23. ff the water detection switch and wait about ten minutes The display should then change to surface mode 35 The battery life was less than 7 years The 7 years battery life was estimated based on 50 one hour dives per year with one ten seconds alarm output per dive More frequent use of the computer or its alarms will shorten the battery life The dive computer display is blank It may also mean that the battery level is low Have the Seac diving pro s r l replace the battery If this problem persists even after the battery is replaced there is a malfunction Send the dive computer to the Seac Diving Pro s r l for repair 36 Mode flow chart SURFACE MODE DIVE LOG MODE DIVE PLAN MODE PROFILE MODE A A 2 3 sec A B A TE 4 5 sec 455 NI Sec gt A B B Log Select Ans sec SET MODE Log 1 Log 2 i 9 Log n A Select Surface Mode B FO2 1 Up B Set 21 Air to 50 C Water detection switch DIVE MODE DECOMPRESSION NO DECOMPRESSION WHILE A PUSH
24. ioni Dive log Mode Modalit di selezione del profilo d immersione Profile Mode Modalit di selezione trasferimento dati Transfer Mode Modalit di immersione Dive Mode Modalit di regolazione data e ora Time setting Mode Specifiche del computer Aqualab Aqualab Features Modalit di cambio dell unit di misura Units of measurement setting Mode Avvertenze relative all uso del computer Caution Points for users Avvertenze relative all immersione Diving related cautions Cura e manutenzione Care and maintenance by user Risposte ai problemi Troubleshooting Schema rapido funzioni Mode Flow chart Aqualab Limited Warranty Seac Diving Pro at its sole discretion repair or replace AQUALAB system components proved to be damaged by faulty manufacture or material at no cost fora period of up to two years 730 days from the date of purchase This warranty applies only to the original retail purchaser It does not cover commercial or rental use nor does it extend to units purchased from other than an authorized Seac Diving Pro dealer This warranty specifically excludes battery depletion or other conditions resulting from misuse negligence alteration accident or unauthorized repair To make a claim under this warranty the owner must have the warranty card included with the AQUALAB dive computer together with the receipt or invoice He or she must then return the damage items to Seac Diving Pro along w
25. ith a copy of the original purchase invoice or receipt No warranty service will be performed unless the above requirements are completed This warranty becomes void if the AQUALAB system components are damaged by anything other than normal recreational diving use or if they have been serviced or repaired by other than authorized Seac Diving Pro dealers Repairs made under this warranty will not extend the warranty period All further claims especially for damage after diving accidents are excluded from coverage under this warranty Seac Diving Pro has a no obligation to honour any extension of this warranty Aqualab Dive computer Buttons Switches display z w oO gt x e e Button A Left side e Button B Right side Water detection switch Switch C PC connector er detection switch a Switch C Right side Water detection switch dive mode Above Switch Left side Water detection switch dive mode Below Switch Left side P C Connector When in Transfer Mode this switch is able to connect with the P C see page 20 e Indication Mode The arrow turned downwards indicates the function mode in operation It positions itself marking its present function example arrow on Dive Log Mode Wile DIV ERST LOG P F PLAN TRN Arrow on DIVE Dive Mode Arrow on SURF Surface Mode Arrow on LOG Dive Log Mode Arrow on P F Profile Mode
26. oxygen toxicity exposure level in the body A greater number of displayed indicators indicates a higher level of oxygen toxicity exposure level e Battery indicator The battery symbol indicates the battery s current voltage level When symbol blinks the AQUALAB will not enter dive mode but can enter transfer mode When battery symbol stays ON the dive computer cannot enter dive mode or transfer mode Battery level measurements are made automatically in all modes except dive mode naooaun HBattery mark MODE MIM suRF LOG P F PLAN TRN CAUTION e Residual nitrogen bar graph indicators may be shown when the altitude changes even though there is no residual nitrogen In addition a Surface time may be shown and then reset e Do not touch or adjust the water detection switch when in situations where the air pressure may change rapidly such as when flying in an airplane e When the residual nitrogen level is high seven or eight level indicators changes in altitude rank may cause the residual nitrogen level to increase to nine level indicators In such cases the AQUALAB is disabled from entering dive mode for safety s sake It can be reset to dive mode after the residual nitrogen level has returned to eight or fewer level indicators e A one minute margin of error may occur between the residual nitrogen level and the residual nitrogen off gassing time e The battery life indicator is a battery symbol When this s
27. pression stop violation warning 27 e Out of measurement range warning This display appears and an alarm is sounded for ten seconds if any of the following three types of out of measurement range conditions occur e The current water depth exceeds the measurement range e The dive time exceeds 599 minutes e Decompression is required at a decompression stop depth greater than 49 feet 15 meters When a measurement range has been exceeded the corresponding display shows a blinking dash and the warning is recorded in the dive log mode After surfacing the AQUALAB dive computer cannot be used for 48 hours after which it returns to surface mode DIVE T Ear ci PO2 LIMIT Out of measurement range warning CAUTION If a decompression stop violation warning is displayed remember that the displayed decompression stop times and total ascent time are to be used as a basic guide Once this warning is displayed other warnings such as an ascent rate warning are not shown Therefore be extra careful when ascending and be sure to avoid out of range conditions in future dives 28 Time setting mode This mode is not displayed during the first ten minutes of Surface time Flashing M oxveen KM MODE PIMI sURF LOG P F PLAN TRN Operation of switches beginning from surface mode Switches A B From surface mode press and keep pressing these two switches for at least 5 seconds in order to
28. rs The time counter stops when measured depth is again less than 5 feet 1 5 meters Altitude rank This indicates the altitude rank at the start of the current dive Residual nitrogen amount This indicates the current residual nitrogen level Oxygen Limit Indicator amount This indicates the current Oxygen toxicity exposure level 22 No decompression dive mode The following data applies to dives that do not exceed the no decompression limit Maximum depth This shows the maximum depth measurement since the start of the dive No decompression limit This shows the maximum amount of time allowable at the current depth with no decompression calculated based on dive data so far Decompression dive mode The following data applies to dives that exceed the no decompression limit Decompression stop depth Decompression stop depths include 49 feet 15 meters 39 feet 12 meters 30 feet 9 meters 20 feet 6 meters and 10 feet 3 meters The stop depths are set according to the current dive data and are shown ina sequence from deepest to shallowest Decompression stop time This shows the amount of decompression time at each decompression stop depth calculated based on the current dive data The amount of decompression time is counted down at each decompression stop depth Total ascent time This shows the total amount of time required for ascent to the surface calculated based on the decompression stops and
29. the dive log The warning setting and alarm operate at the stages described below Current depth value is at least 90 of maximum depth value based on partial pressure The alarm sounds for three seconds and the warning display PO2 LIMIT blinks for three seconds Current depth value is equal to or greater than maximum depth value based on partial pressure The alarm sounds for three seconds and the warning display PO2 LIMIT blinks and continues blinking until the current depth is shallower than the maximum depth Partial pressure warning e Residual oxygen level warning An alarm is sounded when the residual oxygen level reaches seven or eight level indicators on the bar graph display There are two kinds of warnings as described below Warning when 7 level indicators are displayed The alarm sounds for three seconds and the warning display blinks for three seconds This warning is not recorded in the dive log Warning when 8 level indicators are displayed The alarm sounds for three seconds and the warning display blinks and continues to blink until seven or fewer level indicators are displayed see page 27 This warning is recorded in the dive log 26 Flashing MODE MIMI SURF LOG P F PLAN TR Residual oxygen level warning CAUTION During a NITROX dive the effects of oxygen on the body varies according to the maximum dive depth based on the oxygen mix ratio setting and the amount of dive
30. time spent within the maximum depth range Accordingly when a partial pressure warning or residual oxygen level warning occurs the diver should rapidly move to a safe dive depth Remaining at the same depth after either of these warnings occurs is hazardous and definitely should be avoided e Decompression stop violation warning This display appears and an alarm is sounded for three seconds if the current depth is shallower than the decompression stop depth This warning stops when the current depth is again deeper than the decompression stop depth The warning continues if the current depth remains shallower than the decompression stop depth Five minutes after surfacing this warning automatically stops and the computer is not usable After 48 hours the computer automatically switches to surface mode This warning is recorded in the dive log CAUTION Be sure to perform the decompression stops at the indicated depths Definitely avoid ascending to depths that are less than the indicated depths If underwater conditions prevent this perform decompression stops at depths between 3 and 7 feet 1 and 2 meters The decompression stop times are longer at these shallower depths If a decompression stop violation warning is displayed remember that the decompression stop times and total ascent time are to be used as a basic guide Flashing IL oxvsen TI PTT naoodun IN ODEDIN SURF LOG P F PLAN TRN Decom
31. y reasons but use of this product for decompression diving is hazardous and should be avoided The AQUALAB dive computer is basically designed for divers who are in generally good health and have average physical strength Accordingly each individual diver is responsible for ensuring the safety of his or her diving schedule and diving activities The AQUALAB dive computer is designed to be used by its owner as a personalized device Therefore the dive computer owner should not lend this product to another diver during a series of dives unless it has been fully reset zero values for Desaturation Time and residual nitrogen level Indice Contents pag pag pag pag pag pag pag pag pag pag pag pag pag pag pag pag pag pag pag pag pag 1 6 9 10 12 13 14 17 18 19 20 21 28 29 30 31 32 33 33 34 36 37 Introduzione Introduction Indice Contents Specifiche sulla garanzia Limited warranty Pulsanti contatti indicazioni sul display Bottoms switches display Indicazione delle modalita di funzione Mode functions indication Tabella limiti di non decompressione No decompression limit schedule Modalita di superficie Surface Mode Modalit di pianificazione dell immersione Dive Plan Mode Modalit d impostazione della percentuale d ossigeno Oxygen mix ratio setting Mode Modalit di memoria delle immers
32. ymbol is displayed as blinking the battery is low and should be replaced e Replacing the battery will erase all log data Therefore be sure to transfer log data to a logbook or PC before replacing the battery Dive Plan Mode Depth rank No decompression limit de FO2 n dal NITROX had MODEBJNT3 surF LOG P F PLAN TRN IL oxvsen IN Operation of switches beginning from Dive Plan Mode Switch A Use this switch to set the depth rank The number scrolls from shallower to deeper If you press this switch when the display shows 157 feet 48 meters the AQUALAB display returns to surface mode You can also return to surface mode by pressing and holding this switch for at least two seconds Switch B This switch has no function in dive plan mode Switch C Water detection switch When water is detected the computer switch to dive mode automatically Switches A B If you press these two switches for at least five seconds the computer switches to oxygen mix ratio setting mode This function is disabled during the first ten minutes of Surface time Auto return If no switches are pressed for five or six minutes the dive computer switches to surface mode 10 Description of functions The functions of the dive plan mode are further described below e Depth rank and no decompression limit This mode displays a depth rank corresponding to the planned dive depth The depth rank is indicated by th
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