Oceanic DATA PLUS Owner's Manual

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DATA PLUS

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OCEANIC

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Summary of DATA PLUS

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Owner's guide data plus ™ oceanic ® r3.
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® ii.
Page 3: Responsible Computer Diving
Dataplus iii responsible computer diving ◆ always plan each dive ◆ always limit your dive to the level of your training and experience ◆ always make your deepest dive first ◆ always make the deepest part of every dive first ◆ check your computer often during the dive ◆ do a safety stop on every dive...
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® iv warnings: • the dataplus is intended for use by recreational divers who have successfully completed a nationally recognized course in scuba diving, and diving with enriched nitrogen-oxygen (nitrox) mixtures. • it is intended only for no decompression diving, not intentional decompression diving...
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Dataplus v limited two-year warranty oceanic guarantees, to the original purchaser only, that the dataplus will be free of defects in materials and/or craftsmanship under normal recreational multilevel scuba use for two years from date of purchase, provided proper care and annual service are perform...
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® vi copyright notice this owner’s guide is copyrighted, all rights are reserved. It may not, in whole or in part, be copied, photocopied, reproduced, translated, or reduced to any electronic medium or machine readable form without prior consent in writing from oceanic / 2002 design. The surface tim...
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Dataplus vii contents features overview .............................................................. 1 introduction .................................................................................................................. 2 regulator attachment ...............................................
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® viii contents (continued) variable ascent rate indicator™ (vari) .................................................................. 24 operational modes ...................................................................................................... 25 activation & diagnostic mode .............
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Dataplus ix decompression dive mode ......................................................................................... 47 violation modes .......................................................................................................... 50 conditional violation mode .....................
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® x contents (continued) flooded battery compartment .................................................................................. 72 inspection .................................................................................................................... 73 returning the module to its bo...
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Features overview.
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® 2 o2 glo data plus data plus introduction welcome to oceanic and thank you for choosing the dataplus! Your new dataplus presents the information that you need before, during, and after your air (or nitrox) dives using oceanic's intuitive combination of easy to read digital displays and unique iden...
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Dataplus 3 it is extremely important that you: • read this owner's guide in sequence and understand it completely before attempting to use the dataplus. • check the dataplus frequently during your dive. • you must also be a trained diver, certified by a recognized training agency in scuba diving. • ...
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® 4 o2 data plus glo regulator attachment if you have purchased the dataplus in a console version, you will need to have it attached to your regulator first stage by an authorized oceanic dealer. Activating the display you activate the dataplus by pressing and releasing the control button located be...
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Dataplus 5 surface time display will start counting up from 0:00. If no dive is made within 2 hours (2:00) after activation, the unit will automatically shut off. After displaying the surface mode for several seconds, the dataplus advances to the display fo2 and air for 5 seconds (fig. 2) during whi...
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® 6 programming nitrox mixes warning: fo2 must be set 'before each' nitrox dive. The dataplus can be used either as an air computer or a nitrox computer. To program the percentage o2, press and hold the control button when 'fo2' - 'air' appears during the surface sequence. The percentage o2 will adv...
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Dataplus 7 ft o2 ft max glo data plus fo2 must be reset for each repetitive nitrox dive, or the value will automatically be 50 and the dives will be calculated based on 50% o2 for oxygen calculations and 21% o2 (79% nitrogen) for nitrogen calculations. Once a dive is made with the dataplus set as a ...
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® 8 o2 glo data plus when underwater, you can quickly focus on the three bar graphs to make sure that they are in the green. You can quickly verify that you’re not getting too close to the no decompression limit, or the oxygen tolerance limit, or ascending too fast. The tissue loading bar graph ® (f...
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Dataplus 9 o2 glo data plus either per dive allowable o2 or 24 hour period allowable o2. As your exposure, oxygen tolerance dose (otu), increases during the dive, segments will fill the graph to form an arc along the right perimeter of the lcd. As your otu level decreases, the bar graph will begin t...
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® 10 ft o2 ft max glo data plus completing your ascent. Many divers do this to provide a wider zone of caution from the no decompression limit. If your depth or elapsed dive time are such that the tlbg enters the red decom- pression (deco) zone, the dataplus will switch to the decompression dive mod...
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Dataplus 11 after the dive after reaching 3 feet (1 meter) upon ascent, the surface mode display (fig. 15) will replace the dive mode display for 10 minutes. After 10 minutes, the dataplus advances through the sequence of surface displays - time to fly, fo2, po2, pdps, then back to surface mode. Tim...
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® 12 tions on nitrogen loading, only the tlbg will be displayed, or if calculations are based upon oxygen loading, only the o2 bar graph will be displayed. Immediately after a dive, various information is stored in the dataplus’ memory and can be viewed by accessing the dive log mode. This gives you...
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Dataplus 13 knowing when to fly due to the present lack of a complete data set derived from actual human testing, there are different recommendations cited by various scientific organiza- tions for the amount of time a diver should wait before flying after diving. The dataplus follows one of the mor...
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® 14 altitude diving the mathematical model within the dataplus accounts for the reduced no decompression time available at higher elevations based on noaa (national oceanic and atmospheric administration) guidelines. When diving in high altitude lakes or rivers from 2,000 to 14,000 feet (610 to 4,2...
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Dataplus 15 sharing the dataplus warning: never participate in sharing or swapping of a dive computer. Doing so may result in injury or death. The dataplus provides information based upon a diver’s personal dive profile, and therefore must not be “shared” between divers. You should never, under any ...
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® 16 ft m max o2 m ft max data plus glo surface pdps no deco dive detail 'a' - operating mode icons deco dive lcd display legend 1b 1c 2c 2b 2a 1a 3b 3a 3c 4 5 7 6 9 10 11 12 1a. Tlbg - (green - no decompression zone) 1b. Tlbg - (yellow - caution zone) 1c. Tlbg - (red - decompression zone) 2a. O2 ba...
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Detailed operations.
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® 18 ft o2 ft max glo data plus informational displays each dataplus numeric or graphic display represents a unique piece of informa- tion. It is imperative that you understand the formats, ranges, and values of the information represented by the dataplus' displays to avoid any possible misun- derst...
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Dataplus 19 ft o2 glo data plus ft o2 ft max glo data plus indicates the maximum depth reached during that dive. In the event that you descend deeper than 330 feet (99.5 meters), this display will only show three dashes (fig. 21b, page 18) for the remainder of that dive, and as the max depth in the ...
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® 20 segments of the lcd include - fo2 set point value, 'ea' (external access), and 'fly' (during the first 12 hours). A second time display, located in the center right portion of the lcd (fig. 23b, page 19), indicates elapsed dive time, or decompression stop time required (fig.24b) for the current...
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Dataplus 21 graphic diver interface ™ note: displays associated with oxygen and the o2 bar graph will only appear if fo2 has been set at a value other than 'air'. Three bar graphs referred to as the graphic diver interface™ are located around the perimeter of the dataplus' lcd (fig. 25). They are co...
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® 22 the tlbg, located around the left perimeter of the lcd (fig. 26), monitors 12 different nitrogen compartments simultaneously and displays the one that is in control of your dive. It is divided into a green no decompression zone (no deco), a yellow caution zone (c.Z.), and a red decompression zo...
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Dataplus 23 ft o2 data plus glo dive, or 24 hour period, segments will add to the graph in an arc beginning from the lower right. As oxygen loading decreases, the bar graph will begin to recede, indicating that additional oxygen accumulation is allowed for that dive and a subsequent dive during that...
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® 24 variable ascent rate indicator™ (vari) the variable ascent rate indicator™ (vari), located along the bottom of the lcd screen (fig. 29), is provided to help you to avoid excessive ascent rates by providing a visual representation of ascent speed, rather than just showing that you are ascending ...
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Dataplus 25 operational modes note: displays associated with oxygen and the o2 bar graph will only appear if fo2 has been set at a value other than 'air'. The different operating modes of the dataplus are easy to tell apart. Each is clearly identified with unique graphic mode icons (fig. 30) that pr...
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® 26 activation and diagnostic mode warning: never activate the dataplus underwater. This may result in inaccurate depth and no decompression time displays. Activation is not possible deeper than 4 feet (1.5 meters) under- water, or at elevations higher than 14,000 feet (4,267 meters). For activatio...
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Dataplus 27 if a dive is not made within 2 hours after activation, the dataplus will shut off automatically to save battery power. Always check your dataplus before entering the water to ensure that it has been activated. Surface mode surface mode (fig. 32), identified by the surface mode icon to th...
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® 28 was a nitrox dive). If you descend during that first 10 minute transition period, time underwater will be considered a continuation of that dive. The time at the surface (if less than 10 minutes) will not be added as elapsed dive time. During the 10 minute transition period, the log mode is acc...
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Dataplus 29 pre dive planning sequence ™ (pdps) prior to every dive, oceanic strongly recommends that you view the pdps to review the no decompression limits that will help you plan your dive as required to avoid decompression or oxygen toxicity. This is especially important for repetitive dives, wh...
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® 30 with each depth display you will see either 'predicted' no decompression limits based upon your previous dive profiles (if calculated to be nitrogen controlled), or 'predicted' oxygen tolerance limits based upon either a single dive otu or your 24 hour accumulation of oxygen (if calculated to b...
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Dataplus 31 no decompression dive mode upon descending deeper than 5 feet (1.5 meters), the dataplus will enter the no decompression dive mode (fig. 37), identified by the no decompression dive icon (fig. 37b) located to the right of the main time display. Information provided includes current depth...
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® 32 decompression limit, the tlbg will diminish as control shifts to slower compartments. This is a feature of the decompression model that is the basis for multilevel diving, one of the most important advantages the dataplus offers. (see page 80 in the reference section for more informa- tion pert...
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Dataplus 33 ft o2 ft max glo data plus decompression dive mode the dataplus will help you to avoid and manage decompression. Warning: oceanic recommends the application of responsible diving practices and does not recommend decompression diving, or diving deeper than 130 feet (39 meters), as these p...
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® 34 ft o2 glo data plus high po2 dive mode the dataplus enters the high po2 dive mode (fig. 41) when partial pressure of oxygen becomes equal to or greater than 1.40 bar as indicated by the digital display. In the event that this does occur, the value of po2 (fig. 41a), and the symbol 'po2' (fig. 4...
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Dataplus 35 gauge mode if the dataplus totally exceeds its capacity to predict an ascent procedure, it enters a permanent violation mode and will operate in gauge mode for the remainder of that dive and on subsequent dives, only displaying depth and time (fig. 42). The dataplus removes calculated di...
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® 36 while you cannot provide a guarantee against the occurrence of de- compression sickness, you may choose your own personal zone of caution based upon your individual age, physique, excessive weight, training, experience, etc. To reduce the statistical risk. The ascent rate indicator shows how fa...
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Dataplus 37 dives are displayed in a sequence that starts with the dive most recently re- corded scrolling back to the oldest of the 12 stored for viewing. Thus, your most recent dive will always be the first shown in the log sequence, the second most recent will appear next, etc. Each dive has two ...
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® 38 • today you conducted 2 dives. • your log sequence would be #2, #1, #3, #2, #1. • this relates to #2 (today' most recent dive), #1 (today's first dive), #3 (last saturday's last dive), #2 (last saturday's second dive), #1 (last saturday's first dive), etc. • surface interval - prior to that div...
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Dataplus 39 o2 glo data plus ended to assist you with deciding when enough surface time has elapsed to fly. It appears once per minute for several seconds during the surface sequence showing the word fly below a countdown display (fig. 48) that starts at 23:50 (hr : min) and counts down to 12:00 (hr...
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® 40 external access (ea) mode using special infrared linking hardware and a unique pc software program, data from your dives can be downloaded (copied) from your dataplus into an ibm compatible personal computer program running on a windows ® 3.X or windows ® 95 operating system. Instructions for p...
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Dataplus 41 backlight feature in addition to using a high contrast lcd for easy readability in low light condi- tions, the dataplus' oceanglo® backlight feature evenly and easily illuminates the full display (fig. 51). This means that on night dives, in caves, or any other low light situation, you i...
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® 42 operating temperature the dataplus will operate in almost any temperature diving environment in the world (fig. 53) between 32 and 140 ° f (0 and 60 ° c). At extremely low tempera- tures, the lcd may become sluggish, but this will not affect it's accuracy. If stored or transported in extremely ...
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Handling the extremes.
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® 44 emergency decompression there are few legitimate excuses for making unplanned decompression dives, and the consequences of this type of diving can be severe. Decompression diving requires special training. The dataplus is intended for use by recre- ational divers not engaged in intentional deco...
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Dataplus 45 easy to see how this one mistake can quickly be compounded by several others. The dataplus is a sophisticated instrument designed with capabilities that go beyond the range of recreational diving with compressed air. It should not be considered, however, that these built-in capabilities ...
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® 46 warning: existing data for making planned decompression dives is extremely limited, and virtually nonexistent for repeti- tive decompression diving. You must therefore avoid decompres- sion diving and allow a surface interval of at least 24 hours before reentering the water in the event a dive ...
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Dataplus 47 ft o2 ft glo data plus nient way to consistently monitor how close you are coming to the no decom- pression limit. Oceanic suggests always leaving the water with the tlbg in the green no decompression (no deco) zone. Warning: never exit the water with the tlbg in the red decompression (d...
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® 48 decompression dive time/depth limits are exceeded causing the tlbg to pass the yellow caution (c.Z.) zone and enter the red decompression (deco) zone. Information provided includes current depth, current required decompression ceiling stop depth and time (and ceiling stop icon), and total ascen...
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Dataplus 49 ascending any further, or you will increase your risk of decompression sickness. The amount of decompression credit time you receive is dependent on depth, with slightly less credit given the deeper you are. Still, you must never ascend shallower than your decompression ceiling. Doing so...
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® 50 violation modes warning: if you exceed certain limits, the dataplus will not be able to tell you how to get safely back to the surface. These situations will make the dataplus enter 'violation modes' and must be avoided at all costs. They exceed tested limits and can result in loss of some data...
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Dataplus 51 the dataplus will alert you to the conditional violation by flashing the total ascent time display until you descend below the required decompression stop ceiling. If you descend below the required decompression ceiling before 5 minutes have elapsed, the dataplus will continue to functio...
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® 52 would then need to follow the ceiling stop depths and time toward the surface until the tlbg recedes toward the caution (c.Z.) zone. Upon reaching zero total ascent time remaining, you should continue decompressing until the tlbg segments are well inside of the green no decompression (no deco) ...
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Dataplus 53 protection, oceanic strongly recommends that you wait until the tlbg segments are well within the 'green' no decompression (no deco) zone, unless a low air condition requires you to surface. 3. You descend deeper than 330 feet (99.5 meters). Oceanic reminds you that the dataplus is inten...
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® 54 immediate violation mode warning: the dataplus enters immediate violation mode when a situation totally exceeds its capacity to predict an ascent procedure. These dives represent gross excursions into decom- pression that are beyond the boundaries and spirit of the dataplus design. If you are f...
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Dataplus 55 gauge mode underwater the gauge mode is a continuation of the immediate violation mode that turns the dataplus into a digital instrument without any decompression or oxygen monitoring functions (fig. 64). After surfacing, gauge mode does not provide the time to fly, fo2, po2, and pdps fe...
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® 56 exceeding maximum operating depth although the dataplus will withstand the pressures found at 330 feet (99.5 meters), the depth that you can still use all of its features could be much shal- lower. Warning: the maximum recommended sport diving depth limit is 130 feet (39 meters). Any deeper div...
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Dataplus 57 dives, the dataplus will allow a maximum of 7 minutes no decompression dive time available at 160 feet (48 meters). Since part of the 7 minutes is used during descent, the actual time available upon reaching 160 feet (48 meters) can be a very short amount of time. It is much more practic...
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® 58 ft o2 data plus glo go beyond the range of recreational diving with compressed air. It should not be considered, however, that these built-in capabilities provide any implied approval or consent from oceanic for individuals to exceed the defined limits of oxygen exposure, as agreed on by all in...
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Dataplus 59 oceanic strongly recommends that you avoid exceeding oxygen expo- sure limits, and reminds you that nitrox diving requires special train- ing and understanding of the effects of oxygen toxicity. Warning: in the event that you exceed the maximum per dive allowable o2 exposure (dose), it i...
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® 60 mulation (dose) decreases during your surface interval, the bar graph will gradually receed into the yellow caution (c.Z.) zone and green (normal) zone. Oceanic suggests always keeping the o2 bar graph in the green (safe) zone. Warning: do not allow the o2 bar graph to enter the red (danger) zo...
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Dataplus 61 ft o2 data plus glo in increments of '.01' bar. When po2 reaches 1.60 bar, the large red bar graph segment, the po2 value, and po2 symbol will flash continuously as a warning (fig. 70) until the level of po2 decreases below 1.60 bar. In the event that you enter high po2 dive mode, you mu...
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® 62 your safety would be jeopardized by losing the use of your dataplus, an analog or digital backup system or use of standard air (or nitrox) tables is highly recommended. A final word caution although the dataplus represents the latest in user friendly dive computer technology, it cannot force yo...
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Care & maintenance.
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® 64 o2 glo data plus care and cleaning the dataplus is a sensitive electronic instrument. Although it has been de- signed to endure the rigors of diving, it still must be handled carefully to protect it from shock, excessive cold or heat, direct sunlight, chemical attack, neglect and tampering. The...
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Dataplus 65 in a rack, tuck the console into a bc pocket, or between the waistband and the bladder of the bc. Keep it off the deck and protected from undue shock. Better yet, if you have a console version, attach an oceanic datalink™ quick disconnect on the high pressure hose that connects your pres...
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® 66 annual dealer inspections & factory service as with all oceanic instrumentation, the dataplus should be inspected annually by an authorized oceanic dealer who will perform a factory prescribed function check and inspection for damage or wear. To keep the two year limited warranty in effect, thi...
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Dataplus 67 warning: never pressure test the dataplus in an air environ- ment. Doing so may damage the depth sensor; possibly resulting in erroneous depth or time readings. It is possible to damage the dataplus depth sensor if it is not pressure tested properly. The dataplus must be placed completel...
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® 68 • package the module carefully using a cushioning material. • include a legible note giving specific reason for return, your name, address, daytime phone number, module serial number, and copy of original sales receipt. • send prepaid and insured to the nearest oceanic facility. • if you have a...
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Dataplus 69 low battery condition you will be alerted to a low battery condition by a flashing battery icon located above the max depth display (fig. 73). The dataplus will only activate if there is enough battery power to complete one full day of diving. Consider too that remaining battery life can...
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® 70 back far enough to scoop the module out with your index finger. Otherwise, it may be necessary to insert a blunt screwdriver until the tip rests just under- neath the module. Do notpry the module from the console! Slowly increase the pressure under the module by releasing the tension on the rub...
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Dataplus 71 warning: do not attempt to remove the outer case ring (fig. 75a). Doing so may cause a dangerous malfunction, resulting in possible injury or death. Indication of tampering with the ring will void the warranty. • turn the unit over to drop out the two 3 volt lithium batteries. Discard, r...
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® 72 will impair correct contact. • lightly lubricate the battery hatch o-ring with silicon grease and install it onto the battery hatch. Do not roll the o-ring over the threads of the battery hatch. Instead, stretch it slightly to work it down over the slotted end of the battery hatch and into the ...
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Dataplus 73 • check the battery hatch o-ring for damage (nicks, cuts, divots, etc.). If found, discard and replace with new. • before replacing the o-ring and batteries, flush the battery hatch and compartment with a solution of 50% white vinegar and 50% water. Rinse with fresh water, and dab with t...
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® 74 • correct the alignment of the module as needed so that it is straight. • press the module completely into place with your thumbs, watching the alignment, until it snaps into place. Summary care and maintenance is simple and easy, and with a small investment of your time you will help keep your...
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Reference.
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® 76 more about flying after diving in 1990 the undersea and hyperbaric medical society (uhms) published a set of guidelines aimed at minimizing the possibility of decompression sickness due to flying too soon after diving. The uhms suggests* divers using standard air cylinders and exhibiting no sym...
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Dataplus 77 both the uhms and dan agree that “there can never be a flying after diving rule that is guaranteed to prevent decompression sickness completely. Rather, there can be a guideline that represents the best estimate for a conservative . . . Surface interval for the vast majority of divers. T...
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® 78 atmospheric pressure decreases as altitude increases above sea level. Weather systems and ambient temperature also affect barometric pressures. Conse- quently, depth reading instruments that do not compensate for the decrease in pressure indicate depth readings shallower than the depth they are...
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Dataplus 79 more about nitrox diving warning: diving with enriched nitrogen-oxygen (nitrox) mixtures requires special knowledge of the variations imposed upon divers, their activities, and their equipment by the increase in percentage of oxygen. Oceanic recommends completion of a specialized nitrox ...
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® 80 recognized training agency to teach diving with nitrox. The dataplus is not intended for use by military or commercial divers. Warning: in the event that you exceed the maximum per dive allowable o2 exposure (dose), it is recommended that you allow a surface interval of at least 2 hours before ...
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Dataplus 81 ft o2 ft max data plus glo ft o2 ft max data plus glo ft o2 ft max data plus glo ft o2 ft max data plus glo ft o2 ft max data plus glo ft o2 ft max data plus glo ft o2 ft max data plus glo ft o2 ft max data plus glo ft o2 ft max data plus glo ft o2 ft max data plus glo fig. 78 - tissue c...
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® 82 basis of multilevel diving, one of the most important contributions the dataplus offers you. Take advantage of this feature and make all of your dives multilevel dives. No decompression limits note how the no decompression limits for the dataplus are contrasted with the u.S. Navy limits (fig. 8...
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Dataplus 83 navy theory. Therefore, pay special attention to the following warnings: warning: oceanic advocates responsible diving practices and does not recommend decompression diving, or diving below 130 feet (39 meters). The decompression capabilities of the dataplus are intended strictly for eme...
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® 84 responsible computer diving since the advent of dive computers, it is a common mistake to assume that the old traditional rules of diving no longer apply, but the truth is just the opposite. Before you dive using your dataplus, keep these rules in mind: • plan each dive, and dive your plan - yo...
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Dataplus 85 specifications no decompression model basis: • modified haldanean algorithm • 12 tissue compartments data base: • diving science and technology (dsat) - rogers/powell performance: • tissue compartment half times (in mins.) spencer’s “m” values 5, 10, 20, 40, 80, 120, 160, 200, 240, 320, ...
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® 86 specifications (cont'd) graphic diver interface tissue loading bar graph (tlbg) segments no decompression zone (green) 12 caution zone (yellow) 3 decompression zone (red) 1 oxygen accumulation (o2) bar graph segments normal zone (green) 12 caution zone (yellow) 3 danger zone (red) 1 variable as...
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Dataplus 87 specifications (cont'd) operational performance (cont'd) activation: • manual activation is required (water immersion does not activate unit). • cannot be activated deeper than 4 feet (1.5 m) • cannot be activated at elevations higher than 14,000 feet (4,267 m) • needed before the first ...
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® 88 glossary the following are diving terms that you should become familiar with. Some apply specifically to the dataplus. Air dive - a dive conducted using air (approximately 21% oxygen & 79% nitrogen) as the breathing gas. Algorithm - a step-by-step mathematical formula designed to accomplish a p...
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Dataplus 89 glossary (cont'd) decompression ceiling - the shallowest depth a diver may reach upon ascent without risking decompression sickness (also see tlbg). Decompression stop - the depth(s) at which a diver must pause during ascent to allow absorbed nitrogen to escape naturally from the tissues...
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® 90 glossary (cont'd) multiplexing display - a display on an instrument that alternates to show different information. Multilevel dive - a type of dive profile where the diver spends various times at different depths (opposite of a square wave dive profile). Nitrox - a nitrogen-oxygen breathing gas...
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Dataplus 91 glossary (cont'd) safety stop - a depth at which a diver may choose, but is not required, to pause during ascent to allow ab- sorbed nitrogen to escape naturally from the tissues. Square wave dive - a type of dive profile where the entire dive is spent at one depth between descent and as...
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® 92 external access mode 40, 87 f factory service 67 flooded battery compartment 72 flying after diving 13, 38, 76 fo2 display 5 g gauge mode 35, 55 glossary 88 graphic diver interface 7, 20, 21, 48, 86 h high o2 accumulation 59 high po2 mode 34, 58, 60 i icons 25 immediate violation mode 54 inform...
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Dataplus 93 operational modes 25 operating temperature 42 out of range 18, 53, 56 oxygem exposure 57, 79, 80 oxygen log 12, 38 oxygen tolerance 22, 58 oxygen toxicity 57, 79 p po2 display 4, 19, 58, 60 po2 limits 58, 79 parts & accessories 87 permanent violation 55 pre dive planning sequence 4, 29 p...
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® 94 dataplus service record serial no. Date of purchase purchased from to be filled in by authorized oceanic dealer: date service performed dealer / technician the code of the responsible diver as a responsible diver i understand and assume the risks i may encounter while diving. Responsible diving...
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Dataplus 95.