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1. L Total dive time Surface interval time Temperature Fig 4 23 Surface interval display 1 You have surfaced 35 minutes ago from a 29 minute dive The present depth is 0 0 m 0 ft The airplane symbol indicates that you should not fly The temperature is 22 C 48 72 F the desaturation no flying time in hours and minutes is shown next to the airplane in the center window of the display the present depth in meters ft the altitude adjustment setting the personal adjustment setting In the lower left corner one of the following will be shown according to the presetting the maximum depth of the most recent dive in meters ft indicated as MAX the current temperature followed by C for Centigrade or F for Fahrenheit In the lower right corner one of the following will be shown according to the presetting the dive time in minutes i e the total duration ofthe most recent dive shown as DIVE TIME thecurrent time shown as TIME Dive Numbering Several repetitive dives are considered to belong to the same repetitive dive series when the Spyder has not counted the desaturation no fly time to zero Within each series the dives are given in dividual numbers The first dive ofthe series will be numbered as DIVE 1 the second as DIVE 2 the third as DIVE 3 etc If you start a new dive in less than 10 minutes at the surface
2. 25 4 2 BEFORE DIVING 4 2 1 Activation Prechecks and Battery Warning 4 2 2 Dive Planning 4 2 3 Example Dive For Easy Learning 4 2 4 Presetting Displays and Alarms 4 33 DIVING 4 3 1 Basic Dive Data 4 3 2 Reverse No decompression Time Bar Graph 4 3 3 Ascent Rate Indicator 4 3 4 Audible and Visual Alarms 4 3 5 Decompression dives 4 4 AT THE SURFACE 4 4 1 Surface Interval 4 4 2 Flying After Diving 4 5 HIGH ALTITUDE DIVES AND PERSONAL ADJUSTMENT 4 6 ERROR CONDITIONS si 5 SETTING MODE 0 30 aee iret ne vaan 5 1 SETTING TIME AND DATE 5 2 DAILY ALARM SETTING 5 3 DEPTH ALARM SETTING T 5 4 ALTITUDE ADJUSTMENT AND PERSONAL ADJUSTMENT SETTING 62 6 MEMORIES AND DATA TRANSFER 65 6 1 LOGBOOK AND DIVE PROFILE 22 9 000 66 6 2 DIVE HISTORY MEMORY 6 3 DATA TRANSFER AND PC INTERFACE ds 7 CARE AND MAINTENANCE 2 74 7 1 CARE OF YOUR ADVANCED COMPUTER WATCH 7 2 MAINTENANCE 7 3 WATER RESISTANCE INSPECTION 8 TECHNICAL DESCRIPTION 8 1 OPERATING PRINCIPLES 8 2 TECHNICAL SPECIFICATION ds 9 WARRANTY S SI GENE RENE 84 10 GEOSSARY netnecicmenetemnimnacee teet 86 1 INTRODUCTION Congratulations on your choice of the SUUNTO Spyder Advanced Computer Watch The Spyder is a compact and most sophisticated dive instrument that will give you yea
3. The memory functions for the Spyder include the combined Logbook and Dive Profile Memory Dive History Memory and the PC Interface functions Fig 6 1 Other main modes SET mode Tn ia logbook a bveN Dive2 Divei display 1 display 1 display 4 d display display 2 5 a display 3 display 3 display 3 9 profile profile profile KZ nOn O 15 history TR X data transfer Fig 6 1 The Memory menu 65 Mode indicator Mode text Fig 6 2 Memory Mode is indicated by the MEM text and mode indicator Fig 6 3 Logbook Memory Mode 66 NOTE AFTER DIVING THE MEMORY MODE CANNOT BE ACCESSED UNTIL 10 MINUTES AFTER THE DIVE Enter the Memory Mode MEM from other modes by pressing the button The text MEM at the bottom and the mode indicator on the left side of the display indicate the selected mode Fig 6 2 If any button is not operated within 10 minutes after a function of the Memory Mode is selected the Spyder beeps and returns to the timekeeping display automatically 6 1 Logbook and Dive Profile Memory 175 The Spyder has a very sophisticated high capac ity Logbook and Profile Memory with data be ing recorded every 20 seconds Dives shorter than the recording interval are not registered The Logbook Memory will give access to ap prox
4. 4 5 HIGH ALTITUDE DIVES AND PERSONAL ADJUSTMENT The Spyder can be adjusted for increasing the conservatism of the mathematical nitrogen model and for diving at altitude WARNING SET THE CORRECT ALTITUDE ADJUSTMENT MODE When diving at alti tudes greater than 700 m 2300 ft the Altitude Adjustment feature must be cor rectly selected in order for the computer to calculate no decompression status Failure to properly select the Altitude Adjustment Mode correctly will result in erroneous data and can greatly increase the risk of DCS WARNING THE SPYDER IS NOT INTENDED FOR USE AT ALTITUDES GREATER THAN 2400 m 8000 ft Diving at altitudes above this limit may significantly increase the risk of DCS Traveling to a higher elevation can temporarily cause a change in the equilibrium of dissolved nitrogen in the body with the surroundings It is recommended that 51 the diver allow the body conditions to stabilize over a period of at least three hours before beginning to dive at altitude WARNING SET THE CORRECT PERSONAL ADJUSTMENT MODE The diver should use this option to make the calculations more conservative whenever it is be lieved that factors which tend to increase the possibility of DCS exist Failure to properly select the Personal Adjustment Mode correctly will result in erroneous data and can greatly increase the risk of DCS ALTITUDE ADJUSTMENT When programming the Spyder for the correct altitude the diver needs to
5. INSTRUCTION MANUAL SUUNTO Dive Computers SPYDER U U N T DO Decompression Dive Icon Present Depth Maximum Depth Time Display at the Surface Surface Interval No Flying Time Average Depth No Decompression Time in the Logbook Mode Ceiling Depth Total Ascent Time Fast Ascent Warning SLOW Multifunctional Bar Graph Mode Indicator Reverse No Decompression Y Time a Mode Button Do Not Fly Icon Multifunctional Bar Graph Mode Indicator Ascent Rate Indicator Battery Power Indicator Backlight Button AMIPM Indicator Select Button Water Contact Depth Sensor Arrows High Altitude Mode Decompression Stop Dive Time at the Ceiling Depth Ascent Recommended Must descent Current Time during Diving Dive Counter Month and Day Personal Adjustment 5 post h SPYDER Minusi Button 200m 6pot e Pis Button Mode text Maximum Depth during Diving Daily Alarm On Indicator Temperature Day of the week Depth Alarm On Indicator Stopwatch Low Battery Warning Serial number on the case back Fig 1 1 Quick reference quide SUUNTO SPYDER ADVANCED COMPUTER WATCH The Suunto Spyder Advanced Computer Watch is a true multi level dive computer The Spyder features Advanced Watch Functions e complete calendar clock also during diving e stopwatch with elapsed time and split time measurement e alarmclock Advanced Dive Computer Functions personal adjustabi
6. PLA planning Fig 4 1 The Dive Menu 24 4 1 USE OF PUSH BUTTONS AND WATER CONTACT The Dive Mode is controlled with the and the and push buttons and with the water contact as follows see also Section 1 3 Activation of the Dive Mode press the but ton until the Dive Mode is indicated or immerse the Spyder in water below 0 45 m 1 5 ft for five 5 seconds Dive Planning in the Dive Mode press the sus button Return to Other Main Modes press the button The water contact is located on the right side of the case Fig 4 2 a When submerged the con tact is connected to the case by the conductivity of the water Active water contact is indicated on display by the ACW text Fig 4 2 b When the Spyder is submerged below 0 45 1 5 ft it goes into Dive Mode and the Surface or Diving Mode is automatically activated Depth Sensor SPYDER d Fig 4 2 a The water contact and depth sensor b Active water contact is indicated by the ACW text Mode indicator Mode text Fig 4 3 Startup I The Dive Mode is indicated by the DIVE text and mode indicator 26 Contamination or invisible marine growth may create an unwanted electric current between the water contact and the case This may cause problems with the water contact the Dive Mode may activate on its own Spyder does not return to the time keeping display automatically or the ACW text
7. 6 After you have set the daily alarm press the button to save the settings and to return to the Setting Mode SET Fig 5 2 5 3 DEPTH ALARM SETTING MAx gEP You can set one depth alarm in the Spyder When the depth alarm activates the m symbol blinks as long as the present depth value exceeds the adjusted value and the alarm sounds for 24 sec onds Press any button to stop the audible alarm after it has activated To set the depth alarm 1 In the Setting Mode SET press three 3 times to select the Depth Alarm Setting Mode Fig 5 8 2 Wait two seconds until the Depth Alarm Set ting Mode activates automatically The dive mode indicator appears and the alarm status On OFF starts to blink on the display Fig 5 9 The alarm status On OFF is blinking because it is selected Press to change the selection in the fol lowing sequence w Fig 5 8 Depth Alarm Setting Mode Set mode indicator Alarm status On OFF Dive indicator Depth alarm On indicator Max depth Fig 5 9 Depth Alarm Setting Mode is activated 61 4 While the alarm status On OFF is selected blinking press CP or C2 to change the status When the alarm status is On the depth alarm indicator t symbol in the bottom right corner of the display indicates that the alarm is on 5 While the depth digits are selected blinking press to increase the value or to decrease it at intervals of 0 5 m
8. 35 N nh E Temperature is selected depth is selected Fig 4 12 The User Definable Display Field Presetting the maximum depth or temperature display Dive time is selected Current time is selected un Preset with the button in the lower right cor ner ofthe display 4 13 the dive time or the current time The preset display will remain active until an other display is selected The preset displays will be the default displays in the Diving Mode The other available display can be accessed by press ing the button After five seconds the display changes back to the default preset dis play automatically It is however recommended that you avoid operating the push buttons un derwater Presetting Time and Depth Alarms The alarm clock and the depth alarm are set in the Setting Mode For further information see Section 5 2 Daily Alarm Setting and 5 3 Depth Alarm Setting Fig 4 13 The User Definable Display Field Presetting the dive time or current time display 36 4 3 DIVING 4 3 1 Basic Dive Data The Spyder will remain in the Surface Mode at depths less than 1 5 m 5 feet At depths greater than 1 5 m the Spyder will go into the Diving Mode All information on the display is labeled Fig 4 14 During a no decompression dive the fol lowing information will be shown he available no decompression time in min utes in the center window as NO DEC TIM
9. DCS All divers must understand and accept that there is no procedure or dive computer that will totally prevent the possibility of a decompression accident For example the individual physi ological make up can vary within an individual from day to day The dive computer cannot account for these variations As an added measure of safety you should consult a physician regarding your fitness before diving with the Spyder Decompression sickness can cause serious injury or death CAUTION ENSURE THE WATER RESISTANCE OF THE DEVICE Ensure the wa ter resistance of the device by servicing the push buttons and protective seals every two years Avoid operating the push buttons unnecessarily un derwater Always check the water resistance of the device when replacing the battery Moisture inside the device will seriously damage the unit Bat tery replacement and other service activities should be done only by an authorized SUUNTO dealer or distributor TABLE OF CONTENTS 1 INTRODUCTION o oo cece tenes 1 1 IMPORTANT INFORMATION 1 2 KEY FEATURES 1 3 FUNCTIONS AND THE USE OF THE PUSH BUTTONS 14 GETTING STARTED 1 5 METRIC AND IMPERIAL UNITS 2 FOR YOUR SAFETY 14 21 SAFETY PRECAUTIONS eet e bte ete andan ba 14 3 TIME MODE etie tens eee es RT RG ed 20 3 1 TIMEKEEPING DISPLAY 3 2 STOPWATCH 4 DIVING WITH THE SPYDER cerner 24 4 1 USE OF PUSH BUTTONS AND WATER CONTACT
10. Spyder can only be used as a depth gauge and timer In the surface display the per manent Error Mode is indicated by a decompres sion dive icon Fig 4 22 You must not dive again for at least 48 hours See also section 4 6 Error Conditions 4 4 AT THE SURFACE 4 4 1 Surface Interval An ascent to any depth shallower than 1 5 m 5 ft will cause the DIVING display to be replaced by the SURFACE displays giving the following information Fig 4 23 and Fig 4 24 the surface time in hours and minutes sepa rated by a colon telling the duration of the present surface interval It is shown above SURF TIME in the center window of the dis play the maximum depth in meters ft is shown in the same position as your depth readings dur ing the dive The MAX indicator is then shown in front of the value the no flying warning is indicated by an air plane icon with the surface time display r Do not fly icon r Decompression dive icon Ny uU iu 3un nass ji e UE NOS CU A Fig 4 22 Surface Mode afier a violated decompression dive The CEILING ASC TIME symbol indicates that you have violated the ceiling for more than three minutes You must not dive again for at least 48 hours 47 a Do not fly icon r Present depth L A Tu MEM SE N suuNTo Fn FE rac 1 ja utl 352 7 auns Z
11. a Start of the dive b During the dive EK 29004 Ou hh sp suns SET End of the Logbook Fig 6 7 In the Logbook the END text is displayed between the oldest and the most recent dive End of the dive 69 The dive time is displayed in 20 second increments with each display being shown for about three seconds The depths shown are the maximum values of each inter val After the last depth figure of the selected profile Fig 6 8 the Spyder automati cally returns to Display I of the same dive in the Logbook If desired the profile of the same dive can be recalled again following the above procedure The scrolling of the profile can be stopped by pressing any button Press to stop the scrolling and to return to Display I of the same dive in the Logbook Press to stop the scrolling and to change to Display I of the next dive in the Logbook Press to stop the scrolling and to change to Display I of the previous dive in the Logbook Press noe to stop the scrolling and to return to the beginning of the Logbook e Press two 2 times to exit the Logbook Memory LOG and enter the Memory Mode MEM NOTE Several repetitive dives are considered to belong to the same repetitive dive series if the no flying time has not ended See Dive Numbering in section 4 4 1 for further information 70 6 2
12. a later phase of the dive Therefore it is critical that a proper ascent rate is always used The reader diver is forewarned that individual physiological differences severe environmental conditions and predive activities especially those which tend to increase dehydration may increase the risk of decompression sickness As a safety precaution SUUNTO recommends that divers using the Spyder should maintain no less than 5 to 10 minutes of no decompression time remaining at all times during the dive This is especially important for divers in poor physical condition in cold water or other arduous conditions Historically divers have been advised to always include a margin of safety in their diving activities SUUNTO supports these practices and strongly recommends that the diver makes the deepest portion of the dive near the beginning of the dive and gradually progress into shallower depth allowing time for a 3 to 5 minute safety stop at a depth range of 3 to 6 meters 10 to 20 ft This is believed to be effective in further reducing the risk of decompression sickness Furthermore the reader diver is advised that any dive carries some risk of decom pression sickness and neither the authors nor SUUNTO Oy will assume any re sponsibility or liability for accidents or injuries which might occur for any reason WARNING DO NOT USE THE SPYDER WITH NITROX MIXES The mathematical cal culation model of the Spyder applies for use with stand
13. a procedure or situation that may result in serious injury or death is used in connection with a procedure or situation that will result in damage to the product is used to emphasize important information COPYRIGHT TRADEMARK AND PATENT NOTICE This instruction manual is copyrighted and all rights are reserved It may not in whole or in part be copied photocopied reproduced translated or reduced to any media without prior written consent from SUUNTO SUUNTO Spyder Lux ACW Advanced Computer Watch ACW Dive Log User Definable Display Field Continuos Decompression and their logos are all registered or unregistered trademarks of SUUNTO All rights are reserved Patents have been issued or applied for one or several features of this product CE The CE mark is used to mark conformity with the European Union EMC directive 89 336 EEC The SUUNTO dive instruments fulfill all the required EU directives ISO 9001 SUUNTO Oy s Quality Assurance System is certified by Det Norske Veritas to be according to the ISO 9001 in all SUUNTO Oy s operations Quality Certificate No 96 HEL AQ 220 SUUNTO Oy does not assume any responsibility for losses or claims by third parties which may arise through the use of this device Due to continuous product development the Spyder is subject to change without notice WARNING ONLY DIVERS TRAINED IN THE PROPER USE OF SCUBA EQUIP MENT SHOULD USE THE SPYDER No dive computer can replace the n
14. approximately the same maximum depth with only short surface intervals between dives The risk of decompression sickness increases when depth and the number of repetitive dives in crease and when the surface intervals are shortened REVERSE PROFILES time depth Fig 2 1 Reverse profiles SAWTOOTH PROFILES time depth Fig 2 2 Sawtooth profiles CONSECUTIVE DIVES MULTIDAY DIVES time depth Fig 2 3 Consecutive dives multiday dives RECOMMENDED PROFILE time depth Fig 2 4 Recommended dive profile e MULTIDAY DIVES Repetitive dives per formed during several consecutive days e DECOMPRESSION DIVES Any dive dur ing which the no decompression limit has been exceeded or the diver is advised by the computer that he may not return directly to the surface Dive Computer Limitations While the Spyder is based on current decom pression research and technology the user diver must realize that the computer cannot monitor the actual physiological functions of an indi vidual diver All decompression schedules cur rently known to the authors including the U S Navy Tables are based on a theoretical math ematical model which is intended to serve as a guide to reduce the probability of decompres sion sickness The mathematical model uses a fixed ascent rate of 10 m min 33 ft min even at greater depths to reduce the build up of microbubbles which can grow larger and turn into harmful bubbles in
15. be kept with your Spyder 85 10 GLOSSARY Altitude dive Ascent rate ASC RATE Ascent time ASC TIME Ceiling Ceiling Zone Compartment DCS A dive made at an elevation greater than 700 m 2300 ft above sea level The speed at which the diver ascends toward the surface Abbreviation for ascent rate The minimum amount of time needed to reach the surface on a decompression dive Abbreviation for ascent time On a decompression dive the shallowest depth to which a diver may ascend based on computer nitrogen load On a decompression dive the zone between the ceiling and the ceiling plus 1 8 m 6 ft This depth range is displayed with the two arrows pointing toward each other the hourglass icon See Tissue group Abbreviation for decompression sickness Decompression sickness 86 Any of a variety of maladies resulting either primarily or sec ondary from the formation of nitrogen bubbles in tissues or body fluids as a result of inadequately controlled decompression Commonly called bends or DCS Dive series Dive time Half time Multi level dive A group of repetitive dives between which the Spyder indicates some nitrogen loading is present Elapsed time between leaving the surface to descend and re turning to the surface at the end of a dive After a change in ambient pressure the amount of time required for the partial pressure of nitrogen in a theoretical compart
16. from improper units may cause the diver to commit errors that may lead to serious injury or death 2 FOR YOUR SAFETY Do not attempt to use the Spyder without reading this instruction manual in its entirety including all the warnings in the beginning of this manual and the entire section 2 For Your Safety Make sure that you fully understand the use displays and limitations of the Spyder If you have any questions about the manual or the Spyder contact your SUUNTO dealer before diving with the Spyder Always remember that THE DIVER IS RESPONSIBLE FOR HIS OR HER OWN SAFETY When used properly the Spyder is an outstanding tool for assisting properly trained certified divers in planning and executing standard and multi level sport dives within the described no decompression limits It is NOT A SUBSTITUTE FOR CERTIFIED SCUBA INSTRUCTION including training in the principles of de compression 2 1 SAFETY PRECAUTIONS Sharing the Spyder WARNING THE SPYDER SHOULD NEVER BE TRADED OR SHARED BETWEEN USERS WHILE IT IS IN OPERATION Its information will not apply to some one who has not been wearing it throughout a dive or sequence of repetitive dives Its dive profiles must match that of the user If it is left on the surface during any dive it will give inaccurate information for subsequent dives No 14 dive computer can take into account dives made without the computer Thus any diving activity 48 hours prior to initial use of th
17. hour clock indicator Time 4 a Seconds AM PM indicator b Fig 5 4 The Time Adjustment Mode is activated and the second digits are blinking a 24 hour clock b 12 hour clock 58 While the 12 24 hour setting is selected press or to switch between the two formats While year month or day is selected the dis play will show all the segments displayed in the Fig 5 5 6 After you have set the time and date press the button to save the settings and to return to the Setting Mode Fig 5 2 NOTE The day of the week is automatically calcu lated in accordance with the date The date can be set within the range of Jan 1 1990 to Dec 31 2089 NOTE While the selection is blinking and no button is operated within 10 minutes the blinking stops and the Spyder beeps and returns auto matically to the timekeeping display The display is illuminated by holding down the move button for more than two seconds 5 2 DAILY ALARM SETTING You can set one daily alarm in the Spyder When the daily alarm activates the amp symbol blinks for 1 minute and the alarm sounds for 24 sec onds The alarm is given at the preset time each day Press any button to stop the audible alarm after it has activated To set the daily alarm 1 In the Setting Mode press two 2 times to select the Daily alarm Setting Mode Fig 5 6 2 Wait two seconds until the Daily Alarm Se
18. minutes indicated by a permanent Er User programmable alarms The alarm activates when the preset alarm time is reached continuous beep series for 24 s or until any button is pressed 4 symbol blinks for one minute if no button is pressed or the preset depth is reached continuous beep series for 24 s or until any button is pressed symbol blinks as long as the present depth value exceeds the adjusted value NOTE SUUNTO strongly recommends that sport divers limit their maximum depth to 40 m 130 ft 4 3 5 Decompression dives WARNING DONOTUSETHIS INSTRUMENT TO CONDUCT DIVES WITH NECESSARY DECOMPRESSION STOPS SUUNTO does not recommend this instrument to be used to conduct these types of dives Decompression Diving limits the divers ability to ascend directly to the surface and may substantially increase the risk of decompression sickness However if through carelessness or emergency a diver is forced to exceed the no decompression limits on a dive the Spyder will provide decompression informa 42 tion required for ascent After this the Spyder will continue to provide subsequent interval and repetitive dive information Rather than requiring you to make stops at fixed depths the Spyder lets you to decompress within a range of depths Continuous Decompression Background When your NO DEC TIME becomes zero your dive becomes a decompression dive i e you must perform one or several decompression stops on your
19. of 9 m Low battery indicator Fig 4 8 Battery Warning The battery symbol indicates that the battery power is getting low and battery replacement is recommended Planning mode indicator Fig 4 9 Dive Planning The Planning mode is indicated by the PLAN text and mode indicators 31 Planning depth r No decompression time limit Number of previous dives Fig 4 10 Planning The no decompression time limit at 30 0 m 100 ft is 14 minutes in 0 mode 32 30 ft By pressing the button the Spyder will calculate and show the next deeper no de compression limits in 3 m 10 ft increments ending at the depth where no decompression time is 0 min at 45 m 150 ft Fig 4 10 By pressing the button the next shallower depth will be shown again The Planning Mode can be canceled by pressing the or the button NOTE The Planning Mode is disabled if the Spyder has entered the Error Mode See section 4 6 Error Conditions Higher Altitude or Personal Adjustment Modes will shorten the no decompression time limits These limits at different Altitude and Personal Adjustment Mode selections are shown in Table 8 1 and 8 2 in Section 8 1 Operating Prin ciples The Spyder will also take into account the calcu lated residual nitrogen caused by your previous dives The no decompression times given for dif ferent depths will therefore be shorter than be fore your first dive
20. select the correct Altitude Mode according to Table 4 2 As a result the Spyder adjusts its mathematical model according to the entered altitude mode giving shorter no decompression times at higher altitudes See Section 8 1 Operating Principles Table 8 1 and 8 2 Altitude Symbol Altitude mode on display range 0 0 700 m 0 2300 ft 700 1500 m 2300 5000 ft 1500 2400 m 5000 8000 ft Table 4 2 Altitude adjustment ranges 52 The entered Altitude Adjustment Mode is indicated by a bar graph with one to three bars A0 Al or A2 and a mountain symbol Section 5 4 Altitude Adjust ment and Personal Adjustment Setting describes how the Altitude Mode is ad justed Personal Adjustment Factors that may affect susceptibility to decompression sickness vary between divers and also for the same diver from one day to another The three step Personal Adjustment Mode is available to the user if a more conservative dive plan is desired The factors which tend to increase the possibility of DCS include but are not limited to cold exposure water temperature less than 20 C 68 F the diver is below average physical fitness level multiday or repetitive dive exposure diver fatigue diver dehydration previous history of DCS The entered Personal Adjustment Mode is indicated by a bar graph with one to three bars PO P1 or P2 and a diver symbol Section 5 4 Altitud
21. the Spyder interprets this as a con tinuation of the previous dive and the dives are considered to be one and the same The diving display will return the dive number will remain unchanged and the dive time will begin where it left off After 10 minutes on the surface sub sequent dives are by definition repetitive The dive counter displayed in the Planning Mode will progress to the next higher number if another dive is made 4 4 2 Flying After Diving The no flying time is shown in the center win dow next to the airplane image The airplane is a reminder when the alternative display show ing surface time is on Figures 4 23 and 4 24 Flying or traveling to a higher altitude should be avoided at any time the airplane symbol is displayed The no flying time displayed by the Spyder is always at least 12 hours or eguivalent to the so called desaturation time if longer than 12 hours Do not fly icon suns cdf No flying time Fig 4 24 Surface interval display 11 The desaturation time no flying time indicated r Maximum depth by an airplane symbol is 11 h 25 min The maximum depth of the dive was 29 8 m 98 ft 49 When this time has elapsed the residual nitrogen is no longer a factor for subse quent dives In the permanent Error Mode the no flying time is 48 hours Flying or traveling to a higher altitude after a dive may significantly increase the risk of decompression sicknes
22. way to the surface The NO DEC TIME on your display will be replaced by a notation CEIL ING ASC TIME WARNING YOU SHOULD ASCEND AND BEGIN DECOMPRESSION IMMEDIATELY WHEN THE SPYDER SHOWS YOU THAT DECOMPRESSION IS RE QUIRED Note the upward pointing arrow The ascent time ASC TIME is the minimum amount of time needed to reach the surface in a decompression dive It includes the time needed to ascend to the ceiling at an ascent rate of 10 m min 33 ft min plus the time needed at the ceiling The ceiling is the shallowest depth to which you should ascend plus the time needed to reach the surface after the ceiling has been removed 43 WARNING YOUR ACTUAL ASCENT TIME MAY BE LONGER THAN DISPLAYED BY THE SPYDER The ascent time will increase if you remain at depth ascend slower than 10 m min 33 ft min or make your decompression stop deeper than at the ceiling These factors will also increase the amount of air required to reach the surface WARNING NEVER ASCEND ABOVE THE CEILING You must not ascend above the ceil ing In order to avoid doing so by accident you should stay slightly below the ceiling Ceiling and Ceiling Zone When in decompression it is important that you understand the meaning of ceiling and ceiling zone The ceiling is the shallowest depth to which you should ascend when in decom pression At this depth or below you must perform one or several decompres sion stops All decompres
23. your Spyder to operate properly The water contact can be cleaned with a soft pencil eraser IMPORTANT The Spyder should be soaked then thoroughly rinsed with fresh water and then dried with a soft towel after each dive Make sure that all salt crystals and sand particles have been flushed out Check the mineral crystal for 75 possible moisture or water DO NOT use the Spyder if you detect any moisture or water inside CAUTION do not use compressed air to blow water off the unit do not use solvents or other cleaning fluids that might cause damage do not test or use the Spyder in pressurized air 7 3 WATER RESISTANCE INSPECTION Water resistance of the unit must be checked after replacement of the battery mineral crystal or buttons The check requires special equipment and training You must frequently check the mineral crystal for leaks If you find moisture in side your advanced computer watch there is a leak A leak must be corrected without delay as moisture will seriously damage the unit even beyond repair SUUNTO does not take any responsibility for damage caused by moisture in the advanced computer watch if the instructions of this manual are not carefully fol lowed In case of a leak immediately bring the Spyder to an authorized SUUNTO dealer or distributor 8 TECHNICAL DESCRIPTION 8 1 OPERATING PRINCIPLES The SUUNTO Spyder is a multi functional sport diving instrument which pro vides information o
24. 0 51 38 29 38 29 25 29 25 20 70 35 28 22 28 22 19 22 19 14 80 28 23 19 23 19 15 19 15 11 90 21 18 15 18 15 11 15 11 9 100 17 14 11 14 11 9 11 9 7 110 13 11 9 11 9 7 9 7 6 120 10 9 8 9 8 6 8 6 5 130 9 7 6 7 6 5 6 5 4 140 7 6 5 6 5 4 5 4 3 150 5 5 4 5 4 4 4 4 3 Table 8 2 No decompression time limits min for various depths fi for the first dive of a series Unlike the U S Navy tables the Spyder interpolates between depths giving a diver credit for time spent in shallower water rather than calculating no decom pression limits based on the maximum depth of a dive As a result no decompres sion dive times permitted by the Spyder are often much longer than those that would be allowed by the U S Navy tables 78 WARNING THE USER SHOULD BEAWARE THATANY DIVE INCLUDING ONES WITHIN THE U S NAVY OR SPYDER LIMITS DOES CARRY SOME RISK OF DECOMPRESSION SICKNESS Compartments and Half Times When you dive with the Spyder it measures and displays depths and times as your dive progresses It shows you available no decompression time and possible de compression required based upon the following five factors 1 your present depth 2 excess nitrogen absorbed during earlier portions of the dive 3 residual nitrogen remaining from previous dives 4 the no decompression limits that apply to that depth 5 the Altitude and Personal Adjustment Modes in use Back on the
25. 1 ft Holding down either button starts the scrolling of the depth value The range of the depth is from 3 0 to 96 0 m 10 to 315 ft 6 After you have set the depth alarm press the button to save the settings and to return to the Setting Mode SET Fig 5 2 5 4 ALTITUDE ADJUSTMENT AND PERSONAL ADJUSTMENT SETTING 2 Ad The current Altitude and Personal Adjustment Modes are shown when diving as well as at the surface If the mode does not match the altitude or conditions see Section 4 5 it is imperative that the diver enters the correct selection before diving Use the Altitude Adjustment to select the correct altitude mode Use the Personal Adjustment to add an extra level of conservatism NOTE NEW ALTITUDE AND PERSONAL ADJUSTMENT SELECTIONS CANNOT BE MADE UNTIL 10 MINUTES AFTER THE DIVE To set the new Altitude and Personal Adjustments 1 In the Setting Mode SET press four 4 times to select the Dive Adjust ment Mode Fig 5 10 62 2 Wait two seconds until the Dive Adjustment Mode activates automatically The dive mode indicator appears and the altitude graph starts to blink on the display Fig 5 11 The altitude graph is blinking because it is selected 3 Press to change the selection in the fol lowing sequence altitude adjustment personal adjustment 4 While the altitude digits are selected blinking press or to change the Altitude Mode The Altitude Mode al ing A
26. CIFICATION Dimensions and weight Diameter 46mm 1 81 in Thickness 15 mm 0 59 in Weight 105 g 3 7 oz with elastomer strap Depth Gauge Temperature compensated pressure sensor Salt water calibrated in fresh water the readings are about 3 smaller Depth display range 0 99 m 325 ft Accuracy 1 Full Scale 0 to 60 m 200 ft at 20 C 68 F Resolution 0 1 m 1 ft Temperature display Resolution 1 C 1 5 F Display range 20 50 C 4 122 F Accuracy 2 C 3 6 F within 20 minutes of temperature change Calendar Clock Accuracy 15 s month at 20 C 68 F 12 24h display Other displays Divetime 0to 999 min Surface time 0 to 48h Dive counter 0 to 99 No decompression time 0 to 199 min after 199 82 Ascent time 0 to 99 min after 99 Ceiling depths 3 to 30 m 10 to 99 ft after 30 m 99 ft Logbook Dive Profile Memory Recording interval 20 s Memory capacity approximately 36 hours of diving Depthresolution 0 3 m 1 ft Operating Conditions Normalaltitude range 0 to 2400 m 8000 ft above sea level Operating temperature 0 to 40 C 32 F to 104 F Storage temperature 20 C to 50 C 4 F to 122 F However it is recommended that the unit be stored in a dry place at room temperature NOTE Do not leave the Spyder in direct sunlight Battery One 3 V lithium batte
27. DIVE HISTORY MEMORY 5 The Dive History is a summary of all the dives recorded by the Spyder To enter the Dive His tory Memory Mode 1 In the Memory Mode MEM press two 2 times to select the Dive History Memory Mode Fig 6 9 The HIS text appears at the bottom of the display to indicate the selected mode 2 Wait two seconds until the Dive History Memory Mode activates automatically The following information will be shown on the display Fig 6 10 the maximum depth ever reached the total accumulated dive time in hours the total number of dives 999 dives and 999 hours of diving can be regis tered When these maximum values are reached the counters will start again from 0 NOTE The maximum depth can be reset to 0 0 m 0 ft using the optional SUUNTO ACW PC Interface see the SUUNTO ACW Divelog for Windows manual Fig 6 9 Dive History Memory Mode r Maximum depth Total number of dives Accumulated dive time in hours Fig 6 10 Dive History Memory 71 6 3 DATA TRANSFER AND PC INTERFACE 7R The Spyder can be connected to an IBM compatible personal computer PC us ing the optional SUUNTO ACW PC Interface and its software With the PC Inter face dive data from the Spyder can be downloaded to a PC The PC Interface software can be used for educational and demonstration purposes for planning dives as well as for keeping complete record of your dive history wit
28. Dive Numbering Shown During Dive Planning Several repetitive dives are considered to belong to the same repetitive dive se ries if the Spyder still has been counting desaturation no fly time When the surface time is less than 10 minutes the dives are considered to be one and the same The dive number will not change for the second part of such a dive and the dive time will continue where it left off 4 2 3 Example Dive For Easy Learning To allow you to get acquainted with the features and diplays of the Spyder before diving the example dive in figure 4 11 illustrates what the display would look like during an actual dive The example dive shows a profile of a normal dive including no decompression dive information 4 2 4 Presetting Displays and Alarms The Spyder has a very unique pat pending presetting system for the User De finable Display Field in the lower part of the display You are also able to preset depth and time alarms according to your personal preference Presetting the Displays The displays can be preset in the Surface Mode If it is not active enter it by selecting the Dive Mode Preset with the button in the lower left corner of the display Fig 4 12 the maximum depth or the temperature 33 SUUNTO n n 2 SUUNTO IN 160 e Depth m Fig 4 11 An example dive profile N e 30 0 Dive time min 10 gt SUUNTO IN Dive time min Depth m
29. E and as a bar graph on the right side of the display It is calculated based on the five fac ors listed in Section 8 1 Operating Prin ciples your present depth in meters ft he Altitude Adjustment setting on the right side of the center window with one to three bars and a mountain symbol 0 1 or A2 he Personal Adjustment setting on the left side of the center window with one to three bars and a diver symbol PO P1 or P2 Maximum depth alternative Personal adjustment P1 Present depth No decompression time limit Altitude E adjustment 0 ser PT DNE T L Current time alternative Elapsed dive time alternative Water temperature alternative Fig 4 14 Diving display The present depth is 19 3 m 63 ft and the no decompression time limit is 23 minutes in P1 A0 mode The maximum depth during dive was 29 8 m 98 ft and the elapsed dive time is 6 minutes The alternative water temperature 18 C 64 F or the current time 10 28 10 28 am are shown for 5 s after pressing the or buttons 37 Green zone Yellow zone Reverse No decompression Time Bar Graph Fig 4 15 Reverse no decompres sion time bar graph The lowest bar appears when the available no decompression time decreases below 60 minutes The following bars appear when the available no decompression time decreases below 50 40 30 20 10 green zone a
30. Fig 4 5 Startup III The battery power indicator 27 Surface mode indicator Fig 4 6 Startup IV The Surface Mode is indicated by the SURF text and mode indicators 28 At this time perform your precheck making sure that the Spyder operates and provides a complete display the low battery indicator is not on the altitude and personal adjustment settings are correct the instrument displays correct units theinstrument displays correct temperature and depth 0 0 m 0 ft the buzzer beeps you have preset desired displays on the User Definable Display Field See section 4 2 4 Presetting Displays and Alarms The Spyder is now ready for diving NOTE The surface interval time does not run be fore the first dive After activation ofthe Dive Mode or after diving the Spyder will automatically switch to show the time keeping display within 10 minutes to conserve the battery power if you do not press any buttons However the dive computer func tions will remain active until it has calculated that all residual nitrogen has off gassed This may take up to 48 hours as described in Section 8 1 Operating Principles SUUNTO recommends that you always turn on the Dive Mode before diving to check the settings battery warning etc High Altitude Diving and Personal Adjustment WARNING SET THE CORRECT ALTITUDE AND PER SONAL ADJUSTMENT MODES Failure to properly select these modes correctl
31. ard breathing air only approximately 21 oxygen and 79 nitrogen by volume Therefore using the Spyder for diving with Nitrox or other mixed gases may lead to serious injury or death Mode indicator E EI i 1 Mode text Fig 3 2 The Time Mode is indicated by the TIME text and a mode indicator 20 3 TIME MODE ME The Spyder has calendar clock stopwatch and alarm clock functions The calendar clock and the stopwatch are operated in the Time Mode Fig 3 1 keeping m o 5 Y im TIM Er stopwatch Fig 3 1 The Time Menu The mode is indicated in the display by the TIME text and the mode indicator Fig 3 2 The time and date and the daily alarm are set in the Set ting Mode see section 5 Setting Mode 3 1 TIMEKEEPING DISPLAY The timekeeping display Fig 3 3 is the pri mary display of the Spyder When the Time Mode is entered from other modes the timekeep ing display activates within two seconds if no button is operated In other modes except in the Diving or Stop watch Modes if no button is operated within 10 minutes the Spyder beeps and returns to the timekeeping display automatically Either the date Fig 3 3 a or the seconds of the current time Fig 3 3 b are shown on the bot tom line of the timekeeping display Press the E or button to select the desired display op tion Next time when you enter the t
32. as reduced have them replaced immediately by your SUUNTO dealer or distributor Wash and rinse the unit in fresh water after every use Protect the unit from shocks extreme heat or direct sunlight and chemical at 74 tack The Spyder cannot withstand the impact of heavy objects like scuba cylin ders nor chemicals like gasoline cleaning solvents aerosol sprays adhesive agents paint acetone alcohol etc Chemical reactions with such agents will damage seals case and finish Store your Spyder in a dry place when you are not using it The Spyder will display a battery symbol as a warning when the power gets too low When this happens the Spyder should not be used until the battery has been replaced by an authorized SUUNTO dealer or distributor see also section 4 2 1 Activation Prechecks and Battery Warning Do not fasten the strap of your Spyder too tightly You should be able to insert your finger between the strap and your wrist Use extension strap when fasten ing the Spyder on your exposure suit 7 2 MAINTENANCE If left without care for an extended period a thin film often invisible to the eye will cover the unit Much like the buildup on the glass of an aquarium this film is the result of organic contaminates found in both salt and fresh water Suntan oil silicone spray and grease will speed up this process As a result of this buildup moisture will be trapped next to the water contact and will not allow
33. ay II 68 Year Date Time Fig 6 6 Logbook display LIT Display II Fig 6 5 average depth surface interval time before the dive temperature at the maximum depth Display III Fig 6 6 dive entry time and date The data of the most recent dive is shown first Press to call the previous dive Press the button consecutively to move backward through the dives When searching the dives only Dis play I is shown Press to move forward through the dives The END text is displayed between the oldest and the most recent dive Fig 6 7 The memory will always retain approximately the last 36 hours of dive time After that when new dives are recorded after approximately 36 hours of diving the oldest dives are deleted The contents of the memory will remain even when the battery is changed assuming that the replace ment has been done according to the instruc tions Dive Profile Memory BE g The detailed profile of the selected dive is ac cessed by pressing the button while the dive entry time and date Display III are shown on the display The PRO text at the bottom of the display indicates that the Spyder is now showing the profile of the selected dive The scrolling of the profile will start automati cally when the Profile Memory Mode is entered Fig 6 8 a b and c danS Dive time Profile mode indicator Fig 6 8 Profile Memory
34. bse quent interval and repetitive dive information WARNING DO NOT USE THIS INSTRUMENT TO CONDUCT DIVES WITH NECES SARY DECOMPRESSION STOPS SUUNTO does not recommend this instru ment to be used to conduct these types of dives Decompression Diving limits the divers ability to ascend directly to the surface and may substantially increase the risk of decompression sickness Emergency Ascents In the unlikely event that the Spyder malfunctions during a dive follow the emer gency procedures provided by your certified dive training agency or alternatively immediately ascend at a rate slower than 10 m min 33 ft min to a depth between 3 and 6 meters 10 to 20 ft and stay there as long as your air supply will safely allow 16 Higher Risk Dive Profiles The user must understand that all decompression devices decompression tables and or dive com puters are based on mathematical models and that many experts are currently concerned that these models may not under certain conditions adequately describe the physiological phenom ena These conditions are presently identified as dives which incorporate the following REVERSE PROFILES where the diver spends most of the dive at shallow depths and then descends to the maximum depth shortly before surfacing SAWTOOTH PROFILES where the diver alternates between greater and shallower depths repeatedly throughout the dive CONSECUTIVE DIVES where the diver performs repetitive dives to
35. de the diver will have additional nitrogen in his body com pared to the equilibrium situation at the original altitude This additional nitro gen is released gradually in time and equilibrium is reached within a couple of days Do not dive until the equilibrium is reached Before high altitude diving the Spyder must be set to the high altitude diving mode to adjust the calculations for the new altitude The maximum partial pressures of nitrogen allowed by the mathematical model of the Spyder are reduced according to the lower ambient pressure As a result the allowed no decompression limits are considerably reduced Surface Intervals The Spyder requires a minimum surface interval of 10 minutes between dives If a surface interval is shorter than 10 minutes the Spyder dive counter and dive timer 80 treat the next dive as a continuation of the previous dive It adds the dive times and calculates no decompression limits or decompression stops based on excess nitrogen absorbed on both dives In this regard it is similar to the U S Navy tables Depth Limits WARNING SUUNTO STRONGLY RECOMMENDS THAT SPORT DIVERS LIMIT THEIR MAXIMUM DEPTH TO 40 m 130 ft Exposure to greater depth increases the risk of decompression sickness However the Spyder will calculate at greater depths to provide a wide margin of flexibility if through carelessness or emergency you exceed this recommended depth limit for a dive 81 8 2 TECHNICAL SPE
36. des DIVE mode Mode indicator LIT IE Ad time amp date LH 7 daily alarm SELECT 4 MODE MAX dEP depth alami BINE Ad altitude amp personal adjustment U Mode text Fig 5 1 Setting menu Enter the Setting Mode from other modes by pressing the button The text SET at the bottom and the mode indicator on the left side of the display indicate the selected mode Fig 5 2 Fig 5 2 The Setting Mode is indicated by the SET text and mode indicator 56 5 1 SETTING TIME AND DATE gt v a To set the time and date 1 In the Setting Mode press to select the Time Adjustment Mode Fig 5 3 2 Wait two seconds until the Time Adjustment Mode activates automatically The time mode indicator appears and the second digits start to blink on the display Fig 5 4 a and b 3 Press to change the selection in the fol lowing seguence G SUUNTO SN 12 24 h format Fig 5 3 Time Adjustment Mode day month year 4 While the second digits are selected blinking press to reset the seconds to 00 or press to increase the value 5 Set the other sections as follows While any other digits except seconds are selected blinking press to increase the value or to decrease it Holding down ei ther button starts to scroll the current selec tion 57 Set mode indicator Time indicator 12 24
37. e Adjustment and Personal Adjustment Setting describes how the Personal Mode is adjusted This feature should be used to adjust the computer more conservative according to personal preference by entering the suitable Personal Adjustment Mode with the help of Table 4 3 In ideal conditions retain the default setting PO If conditions are more difficult or other mentioned factors exist select or even the most con 53 servative P2 As a result the Spyder adjusts its mathematical model according to the entered Personal Adjustment Mode giving shorter no decompression times See Section 8 1 Operating Principles Table 8 1 and 8 2 Personal Symbol m Desired mode on display SONIA tables PO Ideal condition Default P1 Some mentioned factors or conditions exist Progressively more P2 Several mentioned factors conservative or conditions exist Table 4 3 Personal Adjustment ranges WARNING THERE IS ALWAYS A RISK OF DECOMPRESSION SICKNESS FOR ANY DIVE PROFILE EVEN IF YOU FOLLOW THE DIVE PLAN PRESCRIBED BY DIVE TABLES OR A DIVE COMPUTER You are advised to remain well within the exposure limits provided by the Spyder to minimize this risk Decom pression sickness can cause serious injury or death 54 4 6 ERROR CONDITIONS The Spyder is provided with warning indicators that advise the user to react to certain situations that would otherwise give rise to a significantly increased risk of DCS if le
38. e because of the highly energy efficient system design and because the lamp goes off automatically after a few seconds from activation The electroluminescent lamp will give excellent backlight quality in darkness and low ambient light conditions The backlight is not visible during daylight 1 3 FUNCTIONS AND THE USE OF THE PUSH BUTTONS In the Spyder Advanced Computer Watch there are four main modes TIME DIVE SET MEM and 13 submodes see Fig 1 2 You can scroll through the modes using the push buttons The mode indicator at the left or the right side and the mode text at the bottom of the display indicate the selected mode The Spyder is controlled with four push buttons as follows see Fig 1 3 button To change from a main mode to another main mode press To exit from a submode to a main mode press activate the electroluminescent backlight hold down for more than two 2 seconds To accept the settings in the Setting Mode press Mode indicator Mode text Fig 1 3 The push buttons of the Spyder seuect button To select a submode press suec To select the active segment in the Setting Mode press sec To select the display in the Logbook Mode press suec and gt buttons To show the date or seconds in the time keep ing display press 9 or In the Setting Mode press to increase the value press to decrease the value To operate the stopwatch see sectio
39. e computer may give mis leading information which may substantially increase the risk of decompres sion sickness and must be avoided Altitude and Personal Adjustments WARNING SET THE CORRECT ALTITUDE AND PERSONAL ADJUSTMENT MODES Failure to properly select the Altitude and Personal Adjustment Modes correctly will result in erroneous data and can greatly increase the risk of decompression sickness More information about this is given in Section 4 5 High Altitude Dives and Personal Adjustment WARNING SET THE CORRECT ALTITUDE ADJUSTMENT MODE WHEN DIVING AT ALTITUDES GREATER THAN 700 M 2300 FT When diving at altitudes greater than 700 m 2300 ft the altitude adjustment feature must be correctly selected in order for the computer to calculate no decompression status Failure to select the Altitude Adjustment Mode correctly will result in erroneous data and can greatly increase the risk of decompression sickness WARNING THE SPYDER IS NOT INTENDED FOR USE AT ALTITUDES GREATER THAN 2400 M 8000 FT Diving at altitudes above this limit may significantly increase the risk of decompression sickness Decompression Dives SUUNTO does not recommend this instrument to be used to conduct decompres sion dives However if through carelessness or emergency a diver exceeds the no decompression limits on a dive the Spyder will provide decompression infor mation required for ascent After this the Spyder will continue to provide su
40. eed for proper dive training Insufficient or improper training may cause diver to commit errors that may lead to serious injury or death WARNING READ THIS MANUAL Carefully read this instruction manual in its en tirety including Section 2 For Your Safety Make sure that you fully understand the use displays and limitations of the Spyder Any confusion resulting from improper use of this device may cause diver to commit errors that may lead to serious injury or death WARNING NOT FOR PROFESSIONAL USE SUUNTO dive computers are intended for recreational use only The demands of commercial or professional div ing often expose the diver to depths and prolonged exposures including multiday exposures that tend to increase the risk of decompression sickness There fore SUUNTO specifically recommends that the Spyder is not used for commercial or other severe diving activity WARNING PERFORM PRECHECKS Always check the Spyder before diving in order to ensure that all LCD segments are completely displayed that the Spyder has not run out of battery power and that the altitude and personal adjust ment mode is correct WARNING USE BACK UP INSTRUMENTS Make sure that you use back up instru mentation including a depth gauge submersible pressure gauge timer or watch and have access to decompression tables whenever diving with the Spyder WARNING NO DIVE COMPUTER WILL PREVENT THE POSSIBILITY OF DE COMPRESSION SICKNESS
41. er substances Rinse the device thoroughly with fresh water and dry it with a soft towel Never use pins needles or other objects to clean the depth sensor Water Contact The water contact controls the automatic activation of the Dive Mode as well as the automatic return from the Dive Mode to the Time Mode Con tamination or dirt on the water contact may prevent these automatic opera tions It is therefore important that the water contact is kept clean The contact can be cleaned with fresh water and a soft pencil eraser NOTE Water or moisture build up around the water contact may cause the contact to activate automatically This can happen e g when washing your hands or sweating If the water contact activates in the Time Mode an ACW text will appear on display see Fig 4 2 b and it will be shown until the water contact deactivates or the Spyder enters the Dive Mode automatically To save the battery power you should deactivate the water contact by cleaning it and or drying it with a soft towel Exposing the Spyder to great temperature changes may cause the Dive Mode to activate automatically The Spyder will return to the normal display timekeeping 10 minutes after the water contact has dried To save the battery power and also to enable the use of the timekeeping display it is recommended to return to the nor mal display by using the push buttons 1 2 KEY FEATURES The Spyder Advanced Computer Watch has a built in calenda
42. ft unattended If you do not respond to its warnings the Spyder will enter an Error Mode indicating that the risk of DCS has greatly increased If you under stand and operate the Spyder sensibly it is very unlikely you will ever put the Spyder into the Error Mode Omitted Decompression The Error Mode results from omitted decompression when the diver stays above the ceiling for more than three minutes During this three minute period the Er warning is shown and audible alarm beeps After this the Spyder will enter a per manent Error Mode The Spyder will continue to function normally if the diver descends below the ceiling within three minutes Once in the permanent Error Mode the Spyder will not show no decompression or ascent times Only a permanent Er warning is shown in the center window How ever all the other displays will function as before to provide information for as cent You should immediately ascend to a depth of 3 to 6 m 10 to 20 ft and remain at this depth until air supply limitations require you to surface When the surface has been reached no further diving should take place for a mini mum of 48 hours During the permanent Error Mode the CEILING ASC TIME symbol will be displayed in the center window and the Planning Mode cannot be entered 55 5 SETTING MODE 5ET The time and date daily alarm depth alarm and the altitude and personal adjustments are set in the Setting Mode Fig 5 1 Other main mo
43. h the Spyder Complete Logbook data can also be included Paper copies of your dive log and profiles can then easily be printed The data transfer is carried out using the water contact of the Spyder The follow ing data is transferred to the PC depth profile of the dive divetime dive number altitude and personal adjustment settings temperature at maximum depth surface interval time dive entry time year month day and time additional dive information e g violations identity number Itis also possible to manually add comments and other personal information to the PC based dive data files The SUUNTO ACW PC Interface package comes com plete with the interface unit the software on 3 5 disks and a complete instruction manual 72 To enter the Data Transfer Mode 1 In the Memory Mode MEM press three 3 times to select the Data Transfer Mode Fig 6 11 The TR PC text appears at the bottom of the display to indicate the selected mode 2 The Data Transfer Mode activates automati cally when the Spyder is placed in the inter face unit NOTE While in the Data Transfer Mode the water contact is used only for the data transfer and when connecting the contact by submerging it the Dive Mode IS NOT automatically activated Data transfer stops also the stopwatch After you have finished the data transfer Press the to exit Data Transfer Mode TR PC and enter the Memory Mode MEM If no button i
44. imately 36 hours of diving starting with the most recent dive made To enter the Logbook Memory Mode 1 In the Memory Mode MEM press to select the Logbook Memory Mode Fig 6 3 The LOG text appears at the bottom of the dis play to indicate the selected mode 2 Wait two seconds until the Logbook Memory Mode activates automatically The following information will be shown on three alternating displays Fig 6 4 6 6 Press to switch the display between Log book display I II and III Display I main display Fig 6 4 a and b maximum depth NOTE Due to lower resolution the reading may differ from the maximum depth reading of the Dive History up to 0 3 m 1ft total dive time dive number altitude and personal adjustment settings a blinking SLOW ifthe diver has surfaced with the SLOW warning on the CEILING ASC TIME symbol if the dive becomes a decompression dive Erinthecenter window ifthe ceiling was vio lated r Maximum depth Sa SUUNTO ML 3 v a n sait Altitude setting Total dive time Dive number Personal setting Decompression dive indicator Fig 6 4 Logbook display I a No decompression dive b Decompression dive 5 E Iur Average depth g 13 2 Lt 1 Surface interval time before dive Temperature at the maximum depth Fig 6 5 Logbook displ
45. imekeeping display the Spyder will show the selected op tion The TIMER text blinks on the display if the stopwatch is running The display is illuminated by holding down the button for more than two seconds To set the time and date refer to section 5 1 Setting Time and Date Mode indicator Hours Time indicator Minutes AM PM indicator S suuNTO 4 LLI ser Day Month b Seconds Fig 3 3 The timekeeping display a the date is displayed b the seconds are displayed 21 Fig 3 4 The Stopwatch function is indicated by the TIMEr text and a mode indicator Mode indicator Hours 2 Minutes 34 Seconds 56 7 Fig 3 5 The Stopwatch displays hours minutes and seconds 22 When diving the dive entry time and date is reg istered in the Logbook Memory Remember al ways to check before diving that the time and date are correctly set especially when traveling to different time zones 3 2 STOPWATCH iMEr The Stopwatch function is entered by pressing the button when the time keeping display is shown The text TIMEr at the bottom and the mode indicator TIME on the left side of the display indicate that you have entered the Stop watch function Fig 3 4 The stopwatch of the Spyder lets you measure elapsed time split times and the times of two runne
46. lity altitude adjustability continuous decompression ascent rate indicator and warnings visual and audible alarms complete memory capabilities including a 36 hour profile memory planning mode for dive planning before and between dives user definable display field electroluminescent illumination battery power indicator and low battery warning PC Interface capability All the advanced features of the Spyder are bound in a durable high guality metal case MENUS AND OPERATION PE m Icd amp batt 5 gt SURE Tine Ad 48 d surface time amp date logbook mon 2 stopwatch diving 1 0 L Dive 2 gt a display display 1 daily alarm N PlAa y 8 E pes son planning Q 5 dep isplay p NAX JEP 9 B profile profile depth alari TEM Poumon DWE nd gt history altitude amp personal adjustment TR PE data transfer Hold down the for more than 2 seconds to illuminate the display Fig 1 2 Menus of the Spyder DEFINITION OF WARNINGS CAUTIONS AND NOTES Throughout this manual special references are made when deemed important Three classifications are used to separate these references by their order of importance WARNING 15 used in connection with
47. ltitude mode Symbol on display ternatives are the follow Altitude range 0 700 m 0 2300 ft 700 1500 m 2300 5000 ft 1500 2400 m 5000 8000 ft Fig 5 10 Dive Adjustment Mode Set mode indicator Dive indicator Altitude Personal adjustment adjustment graph graph Fig 5 11 Dive Adjustment Mode is activated 63 5 While the personal adjustment digits are selected blinking press C or to change the Personal Adjustment Mode The Personal Adjustment Mode alter natives are the following Personal Symbol iti Desired mode on display Condition tables Ideal condition Default Some physical psychic or environmental factors or conditions exist see chapter 4 5 Progressively more Several physical psychic Conservative or environmental factors or conditions exist see chapter 4 5 6 After you have set the desired Altitude and Personal Adjustment Modes press the button to save the settings and to return to the Setting Mode SET Fig 5 2 WARNING ALWAYS RECHECK THE PERSONAL AND ALTITUDE ADJUSTMENT TO ENSURE THAT THE ALTITUDE IS NOT SET FOR AN ALTITUDE LESS THAN THAT OF THE DIVE SITE AND THAT THE PERSONAL MODE COR RESPONDS TO THE DESIRED CONSERVATISM Failure to enter this infor mation could result in dive planning errors and risk exposure to decompression sickness 64 6 MEMORIES AND DATA TRANSFER
48. ment to go half way from its previous value to saturation at the new ambient pressure A single or repetitive dive that includes time spent at various depths and whose no decompression limits are not determined solely by the maximum depth attained No decompression time The maximum amount of time a diver may remain at a particu lar depth without having to make decompression stops or re main below a ceiling during the subsequent ascent No decompression dive NO DEC TIME Repetitive dive Any dive which permits a direct uninterrupted ascent to the surface at any time Abbreviation for no decompression time limit Any dive whose no decompression time limits are affected by residual nitrogen absorbed during previous dives 87 Residual nitrogen The amount of excess nitrogen remaining in a diver after one or more dives SURF TIME Abbreviation for surface interval time Surface interval time Elapsed time between surfacing from a dive and beginning a descent for the subsequent repetitive dive Tissue group Theoretical concept used to model bodily tissues for the con struction of decompression tables or calculations 88 BY S U UN T O Serial number Date of purchase 0 0 707 Move from one mode to another with button The use of the buttons within setting modes change the selection on TIME Ad change 12 24h ALM MAX change ON OFF Ce increa
49. n 3 2 Stopwatch To select the dive in the Logbook Mode press to move forward press to move backwards 1 4 GETTING STARTED Before you start using the Spyder you must read and understand this manual in its en tirety Before your first actual dive it is of utmost importance that you read Section 2 For Your safety and Section 4 Diving with the Spyder Section 3 Time Mode teaches you how to use the clock functions of the Spyder Section 5 Setting Mode gives instructions on how to set the time date daily alarm and the time format in the clock and the depth alarm and Altitude and Personal Adjustments in the dive computer Section 6 Memories and Data Transfer teaches how to access the memory functions and how to transfer the data from the Spyder to a PC Section 7 Care and Maintenance gives you detailed information about the care and maintenance of your Spyder and the battery replacement Finally there is technical information in Section 8 and information on service and warranty in Section 9 1 5 METRIC AND IMPERIAL UNITS All examples in this manual are shown in metric units including meters and C The corresponding imperial units are shown in brackets The Spyder is also available in imperial units i e feet and F THE UNITS CANNOT BE CHANGED BY THEUSER WARNING VERIFY THAT THE UNITS OF MEASURE WHETHER METRIC OR IMPERIAL ARE CORRECT BEFORE DIVING Any confusion resulting
50. n depths times and decompression requirements Its elec 76 tronic microprocessor mathematically models the absorption and release of nitro gen during all phases of diving including ascents surface intervals and repetitive dives No Decompression Limits The no decompression limits for the first dive of the series displayed by the Spyder are for most dives to a single depth slightly more conservative than those permitted by the U S Navy tables see Table 8 1 and 8 2 Personal Mode Altitude Mode P0 A0 1 2 1 0 1 1 P1 A2 2 0 2 1 2 2 A AT A AP fiar SLAP Ra TA ar TA AF 9 160 130 160 130 96 130 96 75 12 125 89 67 89 67 54 67 54 45 15 72 57 43 57 43 35 43 35 29 18 52 39 30 39 30 25 30 25 21 21 38 30 24 30 24 21 24 21 15 24 29 23 19 23 19 15 19 15 12 27 23 19 15 19 15 12 15 12 9 30 18 14 12 14 12 9 12 9 7 33 13 11 9 11 9 8 9 8 6 36 11 9 8 9 8 6 8 6 5 39 9 A 6 7 6 5 6 5 4 42 7 6 5 6 5 5 5 5 4 45 6 5 5 5 5 4 5 4 3 Table 8 1 No decompression time limits min for various depths m for the first dive of a series 77 Personal Mode Altitude Mode A 0 1 2 P1 A0 P1 A1 P1 A2 P2 A0 2 1 P2 A2 APUL AE TL Ar aR BR ALS Ar AF 30 195 156 127 156 127 93 127 93 73 40 120 86 65 86 65 53 65 53 43 50 69 56 41 56 41 34 41 34 28 6
51. nd 5 minutes yellow zone 38 In the lower left corner one of the following will be shown according the presetting the maximum depth during this dive in meters ft indicated as MAX or the water temperature followed by C for Cen tigrade or for Fahrenheit In the lower right corner one of the following in formation will be shown according the presetting the elapsed dive time in minutes shown as DIVE TIME or the current time shown as TIME The other display can be activated by pressing the or button After five seconds the dis play automatically changes back to the default preset display CAUTION It is recommended that you avoid op erating the push buttons underwater Pushing the buttons underwater may cause a leak which will seriously damage the unit 4 3 2 Reverse No decompression Time Bar Graph The available no decompression time is also shown visually in the multi function bar graph on the right side of the display Fig 4 15 When your available no decompression time decreases below 60 minutes the first low est bar graph segment appears As your body absorbs more nitrogen more seg ments start to appear Green Zone As a safety precaution SUUNTO recommends that divers using the Spyder should maintain the no decompression bar graph within the green zone Yellow Zone As all of the bars appear yellow zone your no decompression limit is less than 5 minutes and you are get
52. ng zone The minimum ascent time is 5 minutes The upward pointing arrow tells you to ascend The ceiling is at 3 m 10 fi 45 Ceiling zone indicator Fig 4 20 Decompression dive at the ceiling zone The two arrows point at each other hour glass You are at the ceiling zone at 3 5 m 11 fi and your minimum ascent time is 4 minutes r Downward arrow 25 7 Display at the Ceiling Zone When you reach the ceiling zone the display will show you two arrows pointing at each other the hourglass icon Fig 4 20 Do not ascend above this depth zone During decompression ASC TIME will count down toward zero When the ceiling moves up wards you can ascent to the new ceiling You may surface only when the ascent time reaches zero and the CEILING ASC TIME is replaced by NO DEC TIME Display above the Ceiling If you ascend above the ceiling a downward pointing arrow will appear and a continuous beeping starts Fig 4 21 In addition an error warning Er reminds you that you have only three minutes to correct the situation You must im mediately descend to or below the ceiling If you continue to violate the decompression the Spyder goes into a permanent Error Mode In this Fig 4 21 Decompression dive above ceiling Note the downward pointing arrow and the Er warning You will also hear an audible alarm You should immediately within 3 minutes descend to or below the ceiling mode the
53. r clock stop watch and alarm clock The Spyder has complete dive computer features It monitors and reports vital information such as your dive time current depth maximum depth no decompression time and ascent rate It will give you visual and audible war nings as required Its built in planning function allows you to plan dives before and between dives The Spyder will also give you information you may need if through carelessness or emergency you exceed the no decompression limits for any dive The Spyder features versatile memory capabilities including both detailed profiles and long term historical data It can interface with a PC allowing for additional logbook features and dive simulation The instrument can be ad justed for diving at different altitudes and to add a personal level of conservativness if desired The case of the Spyder is made of a high quality metal The special mono lithic case makes the Spyder water resistant and pressure responsive The unique triple gasket push buttons are especially designed to withstand water pressure and dirt and to ensure reliable operation under demanding conditions The display is protected against damage by a mineral crystal which can be easily replaced A flexible extension strap allows the easy fastening of the device also on an exposure suit The Spyder is equipped with a sophisticated electroluminescent backlight 10 display which does not significantly reduce battery lif
54. ra tion card as required in your country The claim will be honored and the product repaired or replaced at no charge and returned in what your SUUNTO dealer or distributor determines a reasonable amount of time provided all necessary parts are in stock All repairs made not covered under the terms of this warranty will be 84 made at the owner s expense This warranty is non transferable from the original owner All implied warranties including but not limited to the implied warranties of mer chantability and fitness for a particular purpose are limited from date of purchase and in scope to the warranties expressed herein SUUNTO shall not be liable for loss of use of the product or other incidental or consequential costs expenses or damage incurred by the purchase All warranties not stated herein are expressly disclaimed Some states do not allow the exclusion or limitation of implied warranties of con sequential damages so the above exclusions or limitations may not apply to you This warranty gives you specific legal rights and you may also have other rights that vary from state to state This warranty does not cover any representation or warranty made by dealers or representatives beyond the provisions of this warranty No dealer or representation is authorized to make any modifications to this warranty or to make any additional warranty Battery replacement is not covered by this warranty This Instruction Manual should
55. remains on display It is therefore im portant that Spyder is carefully washed in fresh water after the day s diving is completed The contact can be cleaned with a soft pencil eraser 4 2 BEFORE DIVING 4 2 1 Activation Prechecks and Battery Warning The Spyder is always ready for diving and will activate if submerged However it is necessary to turn on the Dive Mode before diving to check the altitude or personal adjustment settings bat tery warning etc This is done by pressing the button or either by immersing the Spyder in at least 0 45 m 1 5 ft depth for 5 seconds The Dive Mode is indicated by the DIVE text and mode indicator on the right side of the dis play Fig 4 3 Next all display elements will turn on showing mostly figure 8 s and graphical elements Fig 4 4 A few seconds later the bat tery power indicator is shown and the backlight and the buzzer are activated Fig 4 5 display a b c d or e depending on the battery voltage Next the screen will display SURF for Surface Mode Fig 4 6 and a few seconds later it will show the Ready display confirming that the acti vation is complete Fig 4 7 Battery power indicator Battery power information Battery checking suunto TOBA 0055 WAX Rm DIVETIMER HH F c ET Fig 4 4 Startup II All segments shown Low battery indicator mode text
56. rs The range of the stopwatch is 9 hours 59 minutes 59 9 seconds Fig 3 5 When the range is exceeded the computer watch gives a beep and returns to the time keeping display au tomatically Use the and buttons to operate the elapsed time measurement split time measurement or the times of two runners as follows Elapsed time Split time Times of two runners measurement measurement stat C G start 4 5 CE Stop gt Split Split time of the first runner CH Restart Split release Stop Stop CE Stop Split release time of the second runner C Clear Clear Clear The stopwatch function is not available when diving or transferring data to a PC Diving with the Spyder or data transfer will stop the stopwatch 23 4 DIVING WITH THE SPYDER This section contains instructions on how to operate the Spyder and interpret its displays Each display has been carefully designed to provide important informa tion you will need to plan your dive or dive series You will find that the Spyder is easy to use and read Each display shows only the data relevant to that specific diving situation You will also be able to preset the User Definable Display Field and depth and time alarms according to your per sonal preference The Spyder s dive functions are operated in the Dive Mode Fig 4 1 Other main modes i lcd amp batt i SURF surface
57. rs of trouble free and joyful diving The Spyder Advanced Computer Watch will provide you with important information that you will need during between and after your dives 1 1 IMPORTANT INFORMATION NEVER test the Spyder in a pressure chamber Only authorized SUUNTO service personnel may test the Spyder and make test dives in a pressure chamber as it requires special equipment and training Battery Battery life of the Spyder is about 1 5 years when used as a watch Diving alarms and use of the backlight shorten the battery life Note that the battery loaded at the factory may discharge during the shipment and storage Temperature affects the battery voltage If the Spyder is stored at low temperatures particularly below freezing point the low battery warning may be displayed even though the battery has enough capacity in warmer conditions The battery should be replaced only by an authorized SUUNTO dealer or distributor Water Resistance This device will withstand the ingress of water at the static pressure of 20 ATM 200 m 660 ft Note however that dynamic pressure generated by movement underwater is greater than static pressure 8 Depth Sensor The built in depth sensor of the Spyder is a sophisticated precision instru ment The depth sensor cover may be opened only by an authorized SUUNTO dealer or distributor NEVER try to open the cover yourself Keep the area around the depth sensor clear from dirt sand dust or oth
58. ry CR 2430 O ring 38 50 mm x 1 00 mm 70 ShA Battery life typically from 80 to 300 dives depending on the length of the dives the use of the backlight and audible Alarms Maximum lifetime of the battery if used only as a watch is approx 1 5 years at 20 C 68 F 83 9 WARRANTY NOTE The warranty arrangements are different in different countries The Spyder packaging contains information regarding the warranty benefits and requirements applicable to your purchase The SUUNTO Spyder is warranted against defects in workmanship and materials for a period of two years after purchase to the original owner subject to and in accordance with the terms and conditions set forth below The Spyder should be serviced or repaired only by an authorized SUUNTO dealer or distributor Each service or repair activity should be marked in the Service Card at the end of this manual This warranty does not cover damage to the product resulting from improper us age improper maintenance neglect of care alteration or unauthorized repair This warranty will automatically become void if proper preventive maintenance proce dures have not been followed as outlined in the use and care instructions for this product If a claim under this or any other warranty appears to be necessary return the product freight prepaid to your SUUNTO dealer or distributor or qualified repair facility Include your name and address proof of purchase and or service regist
59. s WARNING YOU ARE ADVISED TO AVOID FLYING ANY TIME THE COMPUTER DIS PLAYS THE DO NOT FLY WARNING INDICATED BY AN AIRPLANE Further the Divers Alert Network DAN advises as follows A minimum surface interval of 12 hours would be required in order to be rea sonably assured a diver will remain symptom free upon ascent to altitude in a commercial jetliner altitude up to 2400 m 8000 ft Divers who plan to make daily multiple dives for several days or make dives that require decompression stops should take special precautions and wait for an extended interval beyond 12 hours before flight Further the Undersea and Hyperbaric Medical Society UHMS suggests divers using standard air tanks and exhibiting no symptoms of decompression sickness wait 24 hours after their last dive to fly in an aircraft with cabin pressure up to 2400 m 8000 ft The only two exceptions to this recommendation are Ifa diver had less than 2 hours total accumulated dive time in the last 48 hours then a 12 hour surface interval before flying is recommended Following any dive that required a decompression stop flying should be de layed for at least 24 hours and if possible for 48 hours 50 SUUNTO recommends that flying be avoided until all the DAN and UHMS guide lines and the Spyder wait to fly conditions are satisfied WARNING THERE CAN NEVER BEA FLYING AFTER DIVING RULE THAT IS GUARA NTEED TO PREVENT DECOMPRESSION SICKNESS COMPLETELY
60. s operated or no data is transferred within 10 min utes the Spyder beeps and returns to the time keeping display automatically X auns Fig 6 11 Data Transfer Mode 73 7 CARE AND MAINTENANCE The SUUNTO Spyder Advanced Computer Watch is a sophisticated precision instrument Remember to treat it as such It has been designed to withstand the rigors of scuba diving 7 1 CARE OF YOUR ADVANCED COMPUTER WATCH NEVER try to open the case of the Spyder or remove the buttons NEVER try to open the depth sensor cover yourself Service your Spyder every two years or after 200 dives whichever comes first by an authorized dealer or distributor This service will include a general opera tional check replacement of the seals buttons and battery and a water resis tance check The service requires special tools and training Therefore it is advisable to contact an authorized SUUNTO dealer or distributor for biennial service Do not attempt to do any service that you are not sure about how to do Should moisture appear inside the Spyder have it checked immediately by your SUUNTO dealer or distributor Should you detect scratches cracks or other such flaws on the mineral crystal of the display that may impair its durability have it replaced immediately by your SUUNTO dealer or distributor Check the spring bars holding the strap and the buckle for flaws If the flexibil ity of the spring bars h
61. s displayed the backlight is disabled battery replacement is recommended One segment Err the battery symbol is displayed 45d the backlight is disabled change the battery No segments blinking battery symbol blinking Err Dive Mode disabled 45e Table 4 1 Battery Power Indicator NOTE Low temperature or an internal oxidation of the battery may cause the battery warning blinking Err even though the battery has enough capacity In this case repeat the battery check procedure by reactivating the Dive Mode 30 In the Dive Mode the Lowe Battery Warning is in dicated by the battery symbol If the battery symbol is displayed in the Surface Mode Fig 4 8 or if the display is faded or weak it indicates that the battery power is low and bat tery replacement is recommended NOTE For safety reasons the backlight can not be activated during diving when the low battery warning is indicated by the battery symbol NOTE Temperature affects the battery voltage If the Spyder is stored at low temperatures particu larly below freezing point the low battery warn ing may be displayed even though the battery has enough capacity in warmer conditions 4 2 2 Dive Planning R n It is possible at any time in the Surface Mode to enter the Planning Mode simply by pressing the mee button After showing the text PLAN and the mode indicator Fig 4 9 the display will show the no decompression limit for the depth
62. se the value e decrease the value Ad reset seconds to 00 return to SEY gt automatically to time keeping N m E gt automatically to SLUR N or CE select display field datelseconds Surface preset display dive time current time to the stopwatch gt preset display max depthltemperature stopwatch to planning gt PLA n Elapsed time Split time measurement measurement deeper no decompression limits pad B Sur shallower no decompression limits Restat Split release move or return to the surface display Stop Stop 2 Clear Clear Diving return from stopwatch H select display field dive time current time to the time keeping select display field max depthltemp N AN Try MEM 1x ime and date Ad 1x logbook 1 0 2x alarm Rin switch between displays II and III 3x lepth alarm mA move backwards 4 move forward 4x Ititude amp pers adjust DINE Ad display III press to enter profile PPT profile press CE or to move to display of the same next or previous dive press to move to the most recent dive return from logbook to MEM history gt H 15 return from history to MEM data transfer 3x return from data transfer to MEM J M SUUNTO Juvan teollisuuskatu 8 FIN 02920 Espoo Finland Tel 358 9 8524 050 Fax 358 9 8524 267 w
63. sion stops must be performed at or below the ceiling depth The ceiling zone is the optimum decompression stop zone It is the zone be tween the minimum ceiling and 1 8 m 6 ft below the minimum ceiling The depth of the ceiling will depend on your dive profile It will be fairly shallow when you enter the Decompression Mode but if you remain at depth the ceiling 44 will move downward and the ascent time will increase Likewise the ceiling may change while you are decompressing When the sea surface is rough it may be diffi cult to maintain a constant depth near the sur face In this case it will be more manageable to maintain an additional distance below the ceiling to make sure that the waves do not lift you above the ceiling SUUNTO recommends that decompression takes place deeper than 4m 13 ft even if the indicated ceiling is shallower NOTE It will take more time and more air to de compress below the ceiling than at the ceil ing Display below the Ceiling Zone The CEILING ASC TIME and upward pointing arrow indicate that you are below the ceiling zone Fig 4 19 You should start your ascent imme diately The ceiling depth is shown on the left side of the center window and the minimum total ascent time on the right side of the center window r Upward arrow Decompression dive icon Ceiling Minimum ascent time minutes Fig 4 19 Decompression dive below the ceili
64. surface the Spyder will continue to calculate the no decompression dive times available for various depths on the next dive As the surface interval increases so does the available dive time for the next dive To perform these calculations the Spyder continuously models the absorption and release of excess nitrogen from theoretical compartments Each compartment ab sorbs and releases nitrogen at a different rate The compartments that absorb and release nitrogen rapidly are believed to have a high tolerance for excess nitrogen whereas compartments that absorb and release nitrogen more slowly are believed to be more sensitive 79 The no decompression limits in the U S Navy tables are based upon six theoreti cal compartments for single dives and one compartment for surface intervals and repetitive dives If you are familiar with table theory you may know that they are characterized by half times i e the time required for 50 equilibration to a pres sure change ranging from 5 minutes to 120 minutes The Spyder includes the same six compartments and three additional compart ments for an increased range of the mathematical model The calculations are based on all nine compartments for all phases of diving including surface intervals and repetitive dives The Spyder s half times range from 2 5 to 480 minutes Altitude Diving The atmospheric pressure is lower at high altitudes than at sea level After travel ing to a higher altitu
65. t ting Mode activates automatically The time mode indicator appears and the alarm status On OFF starts to blink on the display Fig 5 7 The alarm status On OFF is blinking because it is selected Press to change the selection in the fol lowing sequence w On OFF status Year SUUNTO a Y amp a ja 5 8 E 3 ans Fig 5 5 The year month or day is selected Fig 5 6 Daily Alarm Setting Mode 59 Alarm status On OFF Daily alarm On indicator Minutes Hours Fig 5 7 Daily Alarm Setting Mode is activated 60 4 While the alarm status On OFF is selected blinking press 99 or to change the sta tus When the alarm status is On the daily alarm indicator 44 symbol in the bottom right corner of the display indicates that the alarm is on 5 Set the other sections as follows While any other digits except alarm sta tus are selected blinking press to in crease the value or to decrease it Hold ing down either button starts the scrolling of the current selection The 12 hour or 24 hour format of the alarm matches the format of the timekeeping dis play which is selected in the Time Adjust ment Mode see section 5 1 Setting Time and Date When using the 12 hour for mat of the alarm take care to set the time correctly as morning AM or afternoon PM
66. ting very close to no decompression limits At this point you should start your ascent towards the surface 4 3 3 Ascent Rate Indicator The ascent rate is shown graphically along the left side of the display next to the notation ASC RATE as follows TEE No segments Below 4 m min 13 ft min 4 14 One segment 4 6 m min 13 20 ft min 4 15 Two segments 6 8 m min 20 26 ft min 4 16 Three segments 8 10 m min 26 33 ft min 4 17 Four segments Above 10 m min 33 ft min 4 18 kour SN Above 10 m min 33 ft min 4 18 Blinking SLOW 39 Blinking SLOW SUUNTO NopEcrw Ay DVETME a 4 Ascent rate indicator Fig 4 16 Ascent Rate Fig 4 17 Ascent Rate Fig 4 18 Ascent Rate Indicator Two segments Indicator Three segments Indicator Blinking SLOW shown ascent rate 6 8 m shown ascent rate 8 10 and four segments shown min 20 26 fi min m min 26 33 fi min ascent rate is more than 10 m min 33 fi min This is a caution to slow down The SLOW warning alternates with the current depth The SLOW warning is an indication that the maximum ascent rate has been exceeded continuously whereas the ascent rate indicator shows present ascent speed Whenever the SLOW warning appears you should immediately slow down or stop your ascent until the warning disappears You must not ascend shal lower than 3 m 10 ft with the SLOW warning on If you reach this depth with SLOW on you m
67. ust stop at this depth and wait until the warning disap pears 40 WARNING DO NOT EXCEED THE MAXIMUM RECOMMENDED ASCENT RATE Rapid ascents increase the risk of injury You must never surface with the SLOW warning on If you do this the warning will continue to flash in the Surface Mode until the unit deactivates itself in a normal manner This may take up to 48 hours WARNING DO NOT ATTEMPT TO DIVE FOLLOWING A SURFACE INTERVAL DUR ING WHICH THE SLOW INDICATOR REMAINS ACTIVATED Violation of the maximum ascent rate may invalidate the calculations for the next dive NOTE SUUNTO highly recommends a safety stop at the end of every dive in the range of 3 m 6 m 10 ft 20 ft for at least 3 5 minutes 4 3 4 Audible and Visual Alarms The Spyder features audible and visual alarms to advise when important limits are approached or to acknowledge preset alarms set by the diver Three single beeps with a two second interval occur when the no decompression dive turns into a decompression dive An arrow pointing upwards and the ascent warning CEILING ASC TIME will appear Continuous beeps occur when the maximum allowed ascent rate 10 m min 33 ft min is exceeded A blink ing SLOW warning will alternate with the depth display 41 the ceiling depth is exceeded An error warning Er appears You should imme diately descend to or below the ceiling The Spyder will otherwise enter a per manent Error Mode within three
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69. y will re sult in erroneous data and can greatly increase the risk of DCS See Section 4 5 High Alti tude Dives and Personal Adjustment WARNING THE SPYDER IS NOT INTENDED FOR USE AT ALTITUDES GREATER THAN 2400 m 8000 ft Diving at altitudes above this limit may significantly increase the risk of DCS See Section 4 5 High Altitude Dives and Personal Adjustment r Present depth We 4 zd WEM SET Altitude ri adjustment Dive time Surface interval time Temperature Personal adjustment Fig 4 7 Ready display The depth and dive time are zeros as no dives have yet been made the surface interval time is 0 hours 0 minutes and the temperature is 22 C 72 F 29 Battery Power Indicator and Low Battery Warning The Spyder has an unique graphic Battery Power Indicator designed to give ad vance notice of an impending need to change the battery The Battery Power Indicator can always be seen when the Dive Mode is acti vated The electroluminescent backlight will be on during the battery check The following Table 4 1 and Figure 4 5 show the various warning levels returns to the Timekeeping display the backlight is disabled Dispaly Operation Figure Allsegments FULL Normal 45a Three segments Normal 45b battery power is getting low Two segments LOW battery replacement is recommended 45c the battery symbol i

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