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Multideco-DR5 - HHS Software Corp.

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1. e Scroll up or down tap to select E for Edit e Shift the cursor to reach the Oxygen component Now follow the instructions per Add new mix above Important notes on dive mixes The following rules apply to dive mixes and selections e Mixes must be entered and configured on the surface prior to commencing a dive e The order of mixes in the list is not important and blank lines are ignored e Multideco DR5 will sort the mixes based on O2 component regardless of the order they appear in the display e Only one bottom mix allowed per plan and it is required for every plan HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 26 e The deepest mix lowest O2 component must be the BTM mix e No duplicate mixes allowed in OC CCR legs can have a duplicate mix but with different set point and MOD settings E g a planned increase in set point value during deco e A CCR table can have both regular CCR set point legs and OC legs Use a set point of 0 00 to obtain an OC leg in the CCR table e Asummary of the current plan settings 1s available on the surface display screen by scrolling with the Info button e Multideco DRS5 will check the information entered and may generate an error message describing the problems Any errors that are found must be corrected prior to starting a dive e Multideco DRS5 will start with the BTM mix selected e Atravel mix for descent must be selected manually as the dive
2. Menu ECR calibrations CCR calibrations Line 1 is the high O2 mix Line 2 is the low O2 mix used in calibrations The O2 calibrate screen will display the direct millivolt mV readings from each of the connected cell channels The ata value initially shown is derived from the default 2 1 ratio mV ata After the first calibration the ata value is computed using the last calibration ratios HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 34 The DR5 will accept one two or three cell inputs placed in any position of the three channels MultiDeco DR5 will discover when a channel is connected or removed automatically CCR calibrations ECR calibrations die nB R 52 T 55 5 CCR calibrations B k mb FXPTRED ADJUST 1 and 2 gas calibrate screens Sample capture in progress oet the high calibration mix percentage start calibration and saved sample Select or set the calibration gas fraction of O2 that will be used in the calibration procedure Enter an O2 value that represents the actual FO2 that the sensors will be immersed with during the calibration procedure Multideco DRS5 will make necessary adjustments for atmospheric pressure and elevation changes Warning Good flushing technique is essential Any variance between the value set as a mix and the actual gas mixture that the sensors experience will result in indication errors That error is multiplied when the senso
3. Multideco DR5 User manual heinrichs f weikamp pps v1 51 February 11 2013 http www multideco dr5 com HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual Table of contents IAWOGUGHON NIE Um 4 BI tjevjejlfon eee ER T Multideco DR5 and desktop PC Dlans cccecceccsecceeeeeeseeteeeeeeeeeeeeeseeeeeeseeees 8 WN SAA OM EA P EA ETE EEA NAN A LA E AE E A T EAT sii 9 M ltidecosDISIDStall araea teen eee ee 9 Multideco DR5 registration cccccccccccsecceeeeeeceeeeeeseeceeeeeeseeeeeeseeeseeeeeseeeeeness 10 Upgrades and replacement DRO S ccc ccc ecc eee eee eee eeeeeeeeeeeseeseeseeseeseeeeeees 10 FP FOduGE and program SUDDOTLs eint oU CI RESET Ep Trata cep nies ules Ga M edax A EUER 12 HeinrichsWeikamp DR5 computer hardware issues 12 Multideco DR5 firmware ISSUGS ccceccsecceeeeesseteeeeeeseeeeeeeseceeaseeeeseeenaes 12 DIsoDasie ODeFrallOllseideinc io n bna EU ERRAT QD D eM ULM veu UD eee 13 Oberal3d Tod Seiten baden tuii tut ettet reu aie I 13 uw llc PET 13 JR EN o 01 773 rec MR MN E 13 oSrdr na tiie DR DE nana oae eoe HL M LI ER 13 TUNNG OMME DR Veet tee morn meee meee ese ene ere ert Reet Re eee ee eee eee ere eee eee 13 QUIM MET RT RE 14 The SUIMACE GIS DAV A MY 14 Surface Menu SYSLOM cccccccecccseceeeceeeceeceeeceeeseeeeuecauece
4. The Language item will change the displayed texts into a different language Currently English French German Italian Dutch and Norway languages are included with others available HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 61 Dive planning Multideco DR5 includes a dive planning tool This can be used to generate tables of stop times for the next dive and to see the impact of a surface interval on the next dive The result can be written onto the divers slate as a back up table This feature also includes gas planning and gives total volumes for all OC gas predicted for the plan The planning process and profile result includes consideration for the tissue history and previous dives the simulator does not To edit a row select it and change the depth or time To add new legs select the Add row To remove a leg edit that row and set both depth and time to 0 Plan next dive Next dive deco I I ADJUST Dive planning the next dive HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 62 Dive simulator Multideco DR5 includes a diving simulator This can be used to learn and experience how the DR5 dive computer and Multideco DR5 will behave under water before actually taking it on a dive The simulator causes the DR5 to perform exactly as it does in the water except that e The simulator always starts with a fresh no dives tissue state
5. When scrolling the right text section info changes to show relevant data For OC mixes it s the MOD and for bail out it shows the bail plan NDL deco time center Quick scrolling menu selecting new mix with center button Changing to the mix to 50 The second menu system is a regular menu display like the surface menus The right button always accesses the regular dive menus Menu ue nian d Regular dive menu accessed from the right button The actual items available depend on the dive and settings some items not shown CHANGE After ten seconds adjusted with timeout menu the menu system will vanish and the regular depth and time dive display will return If the diver selects and item and completes those choices then the dive display returns immediately HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 45 The following points are relevant to diving Multideco DR5 and menus in all dive modes e Multideco DR5 will not switch mixes for the diver The diver must select any mix changes underwater manually e Multideco DR5 will start the dive using the bottom mix item from the dive plan BTM item e Ifa descent travel gas is used it needs to be selected by the diver after submerging e The diver can adjust the selected mix via the Quick scroll menu For CCR divers the SP Diluent and bailout is selected this way also e Multideco DRS5 will monitor the current mix select
6. For the dive data to be saved permanently it should be uploaded to the PC using the MultiDeco Dive log Manager available at http www multideco dr5 com download html Dive Logs This lists the dives in memory The columns are a short summary of each dive number date maximum depth run time This display leads to the details dive log displays Depth Graph 28 31n Dive 28 E Dive 28 Fr VPM B 43 0C 8 PM 1 Jan 11 n a 168 S7t nia 12 43 59 to 71 30 35m 45 45 A Ae hmm GO 4 Dive details and dive graph HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 65 Review last dive Shows some details of the last dive A second tap will bring up the detailed log information see above for this latest dive Export dives The PC Mac data upload item is used in combination with the Multideco DR5 Divelog Manager on the PC or Mac It retrieves log information from the DR5 and uploads it to the PC Mac The data can then be exported from the DR5 in UDDF format or other formats To prepare the DRS plug in the USB and start the USB file system The rest of the export procedure is performed by the Dive Log Manager The transfer procedures require the USB cable The transfer process is described in detail in the help files included with the Multideco DR5 Divelog Manager available at http www multideco dr5 com download html HHS Software Corp Copyright 2013 All rights
7. therefore it will not consider any repeat dive components in its deco calculations e The simulator cannot be used for planning follow on dives from real dives e The simulated dives do not affect the saved tissue state after a dive a simulated dive 1s a temporary condition that 1s independent of the current real tissue state e Asimulated dive cannot be saved to logs and it will not show in any history or other review or surface display times Operation When in simulator mode the word SIM is flashed on screen during the simulated dive along with the selected simulation speed 1x 2x 4x 8x Menu Dive Simulater gir l il SET Dive simulator as seen running a test dive Start Sim Quit Sim Starts or stops the simulated dive Mode Select Auto or Manual Auto mode will cause Multideco DRS to carry out the dive and any deco stops automatically as per the depth and time settings below The diver still needs to perform the deco mix swaps manually On manual mode the diver controls the depth setting throughout he dive with the Depth value and therefore the dive runtime as well Depth Time Sets the simulator to carry out the simulated dive as per the depth and time set here In Manual mode only the depth is available and 1s set by the diver Sim Speed This controls the speed at which the simulated runtime is performed Set 1x for a real time dive or set through to 8x to speed up the dive As the dive gets
8. Oxygen component selection Scroll up down to set the O2 value Note that a displayed value of 99 1s treated to mean 100 oxygen e Move the cursor right to reach the Helium component Scroll up down to set the He value e For CCR mode move the cursor again to enter the proposed set point value of this diluent Note that the set point value set by the diver during the dive will always override this planned setting If an OC mix is required then set a value of 0 00 e Move the cursor right to reach and enter the MOD Max Operating Depth or mix swap depth Scroll up down to adjust The BTM value is for use with the bottom mix only one BTM permitted per gas table The next item shown is PP For pp Multideco DR5 will automatically calculate the ascent with this mix based on a switch depth and MOD of 1 6pp O2 Or you can set the actual depth manually into the MOD column that the diver plans to use this mix Note that Multideco DR5 will never switch a mix for the diver the diver must make all switches manually in water with menus e Move the cursor to the far right side and press the center button to Apply the changes Delete a mix scroll down to the row to delete Shift the cursor into the data area Up or down scroll to select X for remove e Move the cursor to the far right side and press the center button to Apply the changes Edit an existing mix e Scroll down to the row to edit Shift the cursor into the data area
9. THE OWNER OPF THE COMPUTER SUBJECT TO THE LICENSE AGREEMENT AND DISCLAIMER INCLUDED AT THE END OF THis DOCUMENT DO NOT USE THIS COMUPTER PROGRAM OR DRS UNTIL YOU HAVE READ THE LICENSE AGREEMENT AND DISCLAIMER AND SUCH USE Lo RESTRICTED AI LAW TO SUCH LIMITATIONS HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual Introduction This manual describes the Multideco DR5 firmware for the HeinrichsWeikamp DR5 dive decompression computer The DR5 comes with its own hardware user manual that describes various functions Review the DR5 manual for descriptions of charging the USB attachment fitting warranty etc Description The HeinrichsWeikamp DR5 dive computer has the powerful Atmel AVR32 processor The DRS can be re programmed with any dive decompression program by the user and it has a bright color OLED display that is easily viewed in the water The DR5 includes a Fisher cable connection and is ready for use on CCR s The DRS uses three button for controlling the computer and to navigate the menus and settings Multideco DR5 uses genuine VPM B and VPM B E along with Gradient Factor GF for its decompression calculations in a complete submersible dive decompression firmware program This program has been designed to perform continuously updating decompression calculations for the underwater environment Multideco DR5 tracks the diver s progress and conditions and tissue state and 1s computing a ne
10. The surface display is the main interface to the DRS and Multideco DRS MultiQeco DR5 4om 16 43PM 18 3 Jun NN 4 06 DC VPM Br3 18 35 50 Oxy Info hemo mode Menu Surface display samples The surface display shows information such as Maximum depth and time of last dive surface time from last dive the current time and date and current temperature and air pressure and battery condition Surface Menu system With the surface display showing press the right menu button to bring up the surface menu system The screen should change to show the menu selections below Menu System gir gir GO l T SET 1 T Main menu Scroll up or down with the left and right buttons to shift the highlight bar through the choices Pres the center button to select that item To exit the menus scroll up above the first item to the hidden Back item HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 15 The menu screen is the main entry point into all DR5 settings configurations dive setup items and other features The menus are navigated by scrolling and selecting items Each item in the surface menu system will have a symbol to the right of it The gt chevron items lead to further menu items and selections To exit the menu scroll upwards to above the first item where a Back option appears The menus will also self close after a time out period The default is one minute and this and other timeout v
11. bail out plan is computed using this concept how to exit the current situation in different ways i e the divers progress is common to all three plans with three possible solutions to take from this point onwards See the Bail out considerations diagram on the following page Note for pO2 connected cell users Bail out plan ascents are computed using a fixed SP value from the mix table entry settings if the leg is an SP leg The predicted times of bailout deco will reflect those settings However when the bailout plan is selected for use it commences using the PO2 data applied to the SP legs unless manually disabled offline As usual if the mix selected 1s specified as an OC mix then its computed as OC The following points are relevant to bailout mixes e Bailout plans are optional e Bailout plans must be setup on the surface prior to commencing the dive e Each bailout operates independent of all other plan tables including model and conservatism settings e Either or both bailout plans can be used or left empty to remove it from use e Bailout plans can have an entirely different set of mixes or set points from the base CCR plans e Bailout plan can have half a plan that is only the details of the early or later parts of a dive it can have a different BTM mix from the base plan e Switching to bail out does not automatically imply OC OC is determined by the type of mix entered for use in the mix table OC sp
12. battery slowly during the shutdown mode and can consume some power when not used and it s stored in the cupboard Therefore it is important that the diver starts the DR5 before every diving day and before each dive to check the battery meter for sufficient power remaining A DRS that only dives occasionally will likely need a recharge before use As a precaution it is a good idea to recharge the computer the night before any decompression diving HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 67 Re booting the DR5 firmware Under normal operations this procedure 1s not required When the DR5 wakes up each time it does a start sequence but not this full reboot sequence When installing new software update the DR5 will perform a full reboot at the end of the install Either of these methods will reboot the DR5 firmware Magnet reset Plug in the USB power to the DR5 This can be either a wall power or PC Mac USB power Using a strong magnet tap it against the left button and move it away Wait two seconds and repeat These two taps should cause the DR5 screen to go blank and then the reboot will commence Battery reset Loosen the battery plug two full turns the battery plug 1s the upper one with the coin slot Now tap the DRS firmly on your hand in the direction of the battery chamber to cause the battery to move in the DR5 This will disconnect the power internally Now tighten the ba
13. calibration process may be repeated as often as required and a successful calibration is required to accept the data points for use in PO2 calculations An accepted sample set is indicated by the text Calibration OK and the captured readings are then shown in the gas window Note poor flushing technique and incorrect setting of cal mix can and does introduce errors into PO2 readings as high as 20 A successful calibration will remain valid for 1 week and then a new calibration 1s required The computer will fall back to fixed SP mode if a dive is started with an invalid or expired calibration record Synchronizing calibration to an automated primary controller On some rebreathers the primary controller will run its own automated calibration sequence or may not easily allow manual flushing afterwards For these RB s it is suggested that you carry out the DRS calibration at the same time as the RB is performing its automated sequence Observe the raw mV values on the DR5 during the automated calibration sequence and identify the time period of highest readings Then use that same period to begin the sample process on the DR5 Set the sample gas fraction O2 to match that used by the RB during its automated process After a successful calibration select Save and return to the main surface screen The pO2 values will be visible by scrolling with the Info button MultiQeco DR5 am 4 39 AM Q i poe amp 78 Gd Info Dena mod
14. copy of the program to another party your licence 1s automatically terminated 2 Term The licence is effective until terminated You may terminate it at any time by destroying the program together with all copies in any form It will also terminate upon conditions set forth elsewhere in this agreement or if you fail to comply with any term or condition of this agreement You agree upon such termination to destroy the program together with all copies in any form 3 Limited warranty 1 The program is provided as is without warranty of any kind either expressed or implied including but not limited to the implied warranties of merchantability and fitness for a particular purpose The entire risk as to the quality and performance of the program 1s with you If the program proves defective you assume the entire cost of all necessary servicing repair or correction Your use of the program in the compatible dive computer 1s also subject to the disclaimer attached hereto 2 HSS Software Corp does not warrant that the functions contained in the program will meet your requirements or that the operation of the program will be uninterrupted or error free 4 Limitations of remedies In no event will HSS Software Corp be liable to you for any damages including any lost profits lost savings or other incidental or consequential damages arising out of the use or inability to use the program HHS Software Corp Copyright 2013 All rights re
15. deeper and a greater decompression obligation becomes necessary the workload on the HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 63 CPU increases For this reason the allowable speed is reduced as the simulated dive depth increases Simulated plans and the desktop V Planner The dive results from Multideco DR5 simulator and the desktop V Planner plans can be made to align closely Set the desktop program to the following configurations Descend at 47fpm 14 5mpm and ascend at 31fpm 9 5mpm Use the Guest account or a diver name with clean tissue state set the water type elevation to 0 and check the ppO2 mix swap points match CCR divers need to have ATM set points and to check the Start set points match Plans will match more closely with 30 second stop time rounding However each program does some of its tasks differently The MultiDeco program simulator does not change depth in perfectly straight lines it has an inbuilt wobble to simulate real divers and this affects crushing pressures The MultiDeco program simulator sometimes overshoots its target or stop depth like a real diver In comparison the desktop program is always a perfect cyber diver and never makes a diving mistake The desktop V Planner also includes code to round up the times into whole minutes so as to align the run time with a full minute boundary the MultiDeco program does not need to do this and so Mult
16. is achieved by scrolling the highlight yellow to the desired mix and pressing the center button Confirm the choice with an extra press of the center button The current mix indicator moves to the new mix fien 4 48 i 18 35 Oxy center 7 4 center Selecting a new mix Highlight the mix by a scroll then select and confirm it After selecting a new mix underwater the current NDL or decompression limit times are replaced with the word WAIT while the new result 1s computed and displayed Normally this is just a few seconds but can be up to 5 seconds for dives of 150m 400ft or more These menu items are not present when only one gas is used The items in this list are those set by the diver in the dive plan before the dive started This list can be modified during the dive by removing a mix with Lost Gas menu or by adding to the list with the Add a mix menu item HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 47 CCR SP adjust For CCR dives adjust the constant or fixed set point ppO2 to match the value in the rebreather This new selection will then be used for all decompression calculations This new value overrides any value set during dive planning The current Set point selection is displayed in the lower left window of the dive screen The SP is adjusted as follows Adjusting the Set Point Use up down buttons and pre
17. of fresh and salt waters Specific Gravity 1 010 Light S light salt Specific Gravity 1 020 Norm S medium salt Specific Gravity 1 025 standard seawater 3 6 salt High S high salt Specific Gravity 1 030 EN13319 This will configure the depth reading to comply with the EN13319 depth indication standards v3x and v4x hardware only Doing this should make the depth align with other devices approved to this standard EN13319 is based on an atmosphere with Specific Gravity 1 020 for salt water For true depth select a salinity value that best matches your diving environment HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 18 Note also that the decompression calculation is not affected by any of the salinity settings Decompression uses ambient pressure values at all times Log Period e Set to atime period from a 1 second through to 10 seconds This controls the time between dive log samples This information makes up the History and Dive logs see above for details Dive logs cannot be turned off Stopwatch lt feature not yet active in Multideco DR5 gt Bookmarks lt feature not yet active in Multideco DR5 gt Mixes config This menu gives control of the breathing gas mix and diluents settings See the Dive Configuration section for details Model Select from either VPM B or VPM B E or ZHL GF or VPM B GES Conserv Conservatism setting on VPM select from Nominal through to 5 T
18. scrolls into view Right diver is positioned at the stop depth with the smiley centered As the stop level is approached a stop sign will scroll into view and eventually center in the window as the diver reaches the displayed stop depth The diver can monitor his her location with the stop sign alone by aiming to keep the sign centered in the widow HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 39 1 ha 4 i n v s 7 Diver positioned at the stop depth with the smiley centered If the diver was to ascend above the required stop level then a hard ceiling graphic lowers into view in the stop sign window If this intrusion above the deco ceiling is excessive then the stop sign is deleted and the flashing hard ceiling is shown and intrudes further into view To correct this situation the diver must descend back down to the required decompression stop level Diver rises above the decompression stop limit The hard ceiling graphic intrudes into the picture and replaces the smiley Diver needs to descend have the smiley return Direct ceilings A Direct ceiling does not use the conventional stepped deco stop levels but instead slowly decreases the ceiling limit to show the precise decompression ceiling value This has the advantage that it allows the diver to follow the exact decompression ceiling though the ascent very closely This will usually provide a slightly reduced overall decompr
19. to the DR5 This provides the DR5 with a secondary or duplicate set of O2 sensor values These signals are processed by the DR5 and are converted to pO2 information for the decompression algorithm The data 1s computed into an ascent calculation for producing decompression limits Warnings and limitations Be aware and understand these points e External wired pO2 cells can stop functioning without warning at any time thereby depriving the diver of all pO2 information e Multideco DR5 will completely stop showing all pO2 data any time the No Data error is activated or the diver selects a manual SP e Multideco DR5 cannot determine the satisfactory condition of an O2 sensor and cannot detect any defective components in the rebreather systems e An additional and independent PO2 display 1s required at all times e Multideco DR5 must not be used as the authoritative or sole display of pO2 level or other rebreather status information e Multideco DR5 cannot be used to replace a rebreather s original equipment that controls oxygen injections or other oxygen level control systems e The pO2 information displayed in Multideco DR5 may not be accurate and it must not be used for making adjustments to the rebreather s oxygen settings e A defective or old O2 sensor will generate false signals that can have deadly consequences or give readings that lead to incorrect amounts of decompression e O2 sensor cells have an expiry date e O2 se
20. 0 00 e When the bailout plan is activated underwater or a return to the CCR plan Multideco DR5 will start a new set of decompression calculations using the current tissue gas loads the new bailout gas details and the current diver selected set point ppO2 values HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 29 The NDL deco limits of a bail out plan can be previewed with the underwater scroll and select menu The diver can select a bailout plan for use when under water with the underwater scroll and select menu The new Bailout plan is then used from this point for the remainder of the dive The selected mix will move to the BTM item of the selected bailout plan The initial set point 1f the bailout legs are CCR will be the current underwater setting or OC mode if the bailout plan BTM leg is an OC leg The diver can return to the original CCR plan by selecting the CCR from the underwater scroll and select menu VPM B FBO Fast Bail Out The VPM B FBO model variation Fast Bail Out 1s for the use with closed circuit diving and a bail out situation The purpose is to help reduce the required diluent gas volume during bailout typically a 30 to 50 reduction A Fast Bail Out ascent will reduce the time spent at the deeper stops and cause the decompression to expand into the shallow stops The changed ascent shape is still calculated within the context of the VPM B model These ascents a
21. 24 PROG Ai de WIM ia ATENO OVO OEE 24 BE ASTE PE Um 25 EdC AN EXSI NIX ire EE 25 Important notes on dive mixes ccc cec cee c sec eeceece eee eeaeeaeseeeeeeceeceecseceeseeseesaeses 25 OI Dalb ob DIO ren a A Made oe ee tdem tasted tutte ir trs 2f VPNIEBIRBO Fast Ball Ob estate dca tuc tatn d aeu E de eU aa cann ac uo 29 Balout Considerations eenean a r OE OOT PR Ten NE Ede POR EE MM NIA 30 COS DOZcelcallbr alors sesisssidvh etit tente cionibus dips Eoo Meta eei bo bud be E daten 31 OVI IC tus AMI SMICAMI aaa uta anata AMI ASSAI 31 Warnings and limitations esses 31 VAWlglareer eR TE 32 FOZ ANTIGO oer TE TET 32 Calibration DIOCCOULG uiis tebeeces tid esr eebo errato desees tutaevs vete Dese vecebevucec e anc ede Dagewis 33 Diving the DR5 and Multideco DRS5 eeeeseeeeeeeseeeesneeeeneenne 36 GNI M T eee 36 Descent and ascen cede vo n AE HE EU RN I TO CA ACIE I D DIN 37 HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 4 NDL No decompression limit ccccccceccecceeceeceeeeeeeeeeeeeeseeseeseeseeeeeeeeeeeees 3 Decompression stop limits for ASCENT ccceccsecceeceeeeeeeeeeeeeeeeteeeseeseeeeenaes 38 DISCOMPIESSION SIODS acicanscacarane ax agen UE EAE E ERE HT RE e a REPE EE FRE PURA M EMEA OMS 38 Bis Tele RIO NE ERR E EE 39 CIR DO GIVN curone m 41 CCR SWC toa manual P eros asked e
22. R5 user manual 37 dive that starts as a failed PO2 dive must surface to repair the fault repairing the fault in the dive will not restore a PO2 mode 1 12 1 05 1 07 2 sc Lar OC and CCR underwater display samples Left 32 EAN mix selected in OC at 28m deep and 18 mins NDL Middle The CCR has a set point of 1 25 at a depth of 42m Right CCR with connected cells and a pO2 values shown Descent and ascent Multideco DR5 will sense the changing depth and show an ascent or descent rate in the upper left corner This will be in units of Meters per minute mpm or Feet per minute fpm It also shows an up or down arrow along with the value Any rate that 1s less than 12 fpm 4 mpm is not shown Top left window changes to show ascent descent rates NDL No decompression limit The dive computation will run continuously re computing the ascent from the current position every few seconds and displaying the results The DRS starts the dive computing an NDL limit for the dive This is displayed in the middle left window The NDL times are similar to many recreational dive limits in use NDL times greater than 99 minutes are not shown and replaced with three dashes As the dive becomes longer or deeper the NDL time will reduce to 0 minutes and then this window will convert to display Deco Stop depths and time limitations as appropriate At this point in the dive decompression stops are required The maximum depth is di
23. al damages however they may arise from the use and application of this program to conduct and return from hyperbaric activities underwater HHS Software Corp or program authors specifically warn that the use of the schedules produced by this software is certain to cause injury and perhaps death to some persons who may use it to plan hyperbaric activities The authors cannot in advance determine or ascertain which users may be so affected The payment of a HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual T1 license fee 1s for the limited purpose of allowing the user convenient access to an algorithm for decompression diving already in the public domain without any representation or warranty as to the suitability or effectiveness of such algorithm for that or any purpose The authors of this Software will not be held accountable for any injury caused by the use of a profile generated by this Software HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 72 LICENSE AGREEMENT YOU SHOULD CAREFULLY READ THE FOLLOWING TERMS AND CONDITIONS BEFORE OPENING THIS MEDIA PACKAGE OPENING THIS MEDIA PACKAGE INDICATES YOUR ACCEPTANCE OF THESE TERMS AND CONDITIONS IF YOU DO NOT AGREE WITH THEM YOU SHOULD PROMPTLY RETURN THE PACKAGE AND YOUR MONEY WILL BE REFUNDED HSS SOFTWARE CORP provides this program and licenses its use worldwide You the customer assume all responsibility for the sel
24. alues can be set in the Display timeouts configuration To turn off the DR5 exit the menu system and then press the center button This will turn off the screen and reduce the CPU power used by the DRS by placing it into Shutdown mode The DR5 will also enter Shutdown mode automatically after a period of no activity no button presses from the diver This and other timeout values can be set in the Display timeouts configuration With the default settings the DR5 will turn off the screen after 10 minutes on the surface and enter Shutdown mode The DR5 continues to monitor the depth pressure sensor in a Shutdown mode If a dive was commenced at this time the DR5 will wake up and commence to monitor the dive as normal HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual Menu items table surface mode DRS settings gt E Clocks calibrate Alarm config Compass Dive simulator Go back Algorithm Mix dil 1 10 Bailout Go back Current config Dive planning gt K Plan next dive Next dive deco Check list Go back Dive logs History S lt Review last dive m PC data upload Standby now Exit menus Go back gt E Date time Lang Clock Language Display times CCR calibration Time outs Air pressure X Link PO2 sensor calibrate Oxy analyzer Go back Regular O2 analyzer Description license user serial number VPM model extend stops last st
25. any licence the Customer will certify in writing to the Supplier that through its best efforts and to the best of its knowledge the original and all copies in whole or in part of each discontinued or terminated Licensed Program has been destroyed except that only upon the prior written authorization from the Supplier the Customer may retain a copy for archival purposes only 3 You may a use the program on a single dive computer b copy the program into any compatible dive computer for your own use of the program on the single compatible dive computer This program however may include mechanisms to limit or inhibit copying otherwise HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual T3 d transfer the program and licence to another party if the other party has purchased your dive computer from you and agrees to abide by the terms and conditions of this agreement If you transfer the program you must at the same time either transfer the dive computer on which it 1s installed and any portions of the program contained or merged into other programs on the dive computer 2 In the event that you transfer the program with the dive computer you must reproduce and include the copyright notice and disclaimer to the new owner 3 You may not use copy modify or transfer the program or copy in whole or in part except as expressly provided for in this licence 4 If you transfer possession of any
26. are Corp Copyright 2013 All rights reserved Multideco DR5 user manual 33 During the dive The DR5 will display the single reading cell at all times and it is used for the decompression PO2 value In all cases the value used for decompression calculations is further dampened to reduce the strong oscillating found in PO2 readings The actual value used is not available underwater but can be seen after the dive in the dive log manger Under normal operations it will be similar to the high PO2 value Calibration procedure The ambient air pressure can be read from the DR5 main surface screen For best results allow the DR5 to run in Awake mode for 5 minutes to achieve a stable reading Note The value shown is the raw ambient pressure value This has not been corrected for the effects of elevation temperature or humidity This reading should align closely with a direct reading barometer Note The public weather and aviation information 1s adjusted to give a sea level only value When used at elevation a correction needs to be applied The pressure sensor in the DRS is designed and calibrated to measure water pressure changes and it 1s not the best instrument for measuring air pressure The air pressure reading is probably accurate to Smb and may drift further over time A more accurate reading can be obtained using an atmospheric barometer The calibrations and control menu 1s located under menus Settings gt CCR calibrations
27. are handled by the retail outlet or shop you purchased your DR5 from or by HeinrichsWeikamp directly HHS Software will handle the firmware issues for Multideco DR5 HeinrichsWeikamp DR5 computer hardware issues Contact your retail supplier where you purchased the DRS or directly with HeinrichsWeikamp products at Email info heinrichsweikamp com Website http www heinrichsweikamp net HeinrichsWeikamp maintains a user support forum at for discussion on DR5 hardware issues http www heinrichsweikamp net forum index php Multideco DR5 firmware issues Program support and help is available at Email support multideco dr5 com Website http www multideco dr5 com HHS Software maintains a user support forum at for discussion on Multideco DR5 issues http forums multideco dr5 com HHS Software Corp Copyright 2013 All rights reserved 12 Multideco DR5 user manual 13 DR5 basic operation The DR5 uses 3 buttons to on the front of the computer to start stop and navigate the menus and settings Operating modes Multideco DR5 and the DRS have two distinct modes or states of operation for running turned off or shutdown These are Awake and Shutdown modes Awake This mode is present when the DRS is fully running with the screen functioning This is the normal state anytime the DRS is being used on the surface or during diving operations Shutdown Shutdown mode has the DR5 fully turned off and pr
28. ave been corrected for the effects of the current ambient air pressure and elevation The atmospheric pressure is available for viewing in the CCR calibrations menu Repeat dives Multideco DR5 will display the surface time since the last dive during the surface display Multideco DR5 tracks and computes the residual tissues loading components and applies this to the next dive This will result in a slightly reduced NDL time and decompression stops that accumulate more quickly on any dive that follows within a few hours The repeat time component will be similar to conventional NDL limits and reductions of recreational diving tables The VPM model conservative settings can have a large effect on the resulting NDL times of follow on dive Multideco DR5 does not provide any advance information or display to predict or show the diver the reduced NDL times of the subsequent dives This information is only calculated as the dive progresses in the water Multi day dives Divers must make extra allowance for multi day dive profiles or other multiple dive sequences that place the diver at additional risk In these situations the diver should refer to their training for the appropriate additional rest or additional safety margins and decompression stops for multi day diving and apply these to dive plans and the limits shown by Multideco DRS Bounce and yo yo dives Bounce dives and yo yo style dives short deep exposures or deep spikes with little
29. dive state Menu GF Adjust gri Adjusts the ZHL GF settings during a dive HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 53 Ceilings Controls the method of displaying a decompression ceiling limit value and the times required Stops are regular decompression stops spaced at 10ft or 3m intervals with a matching time at stop the depth A Direct ceiling shows the precise deco ceiling value This allows the diver to follow the exact deco ceiling through the ascent very closely In Multideco DRS the Direct ceiling values has been rounded off slightly to 1m 3ft mini steps When the dive ascends through 10m 30ft the mini steps reduces to 0 5m 2 ft levels With Direct ceilings only a ceiling value is shown and a time value is not present When the ceiling reaches the Last Stop value the regular Last Stop takes effect and displays a stop time Deco stops gir Sets the deco ceiling style LastStop Set the depth of the final decompression stop Select from 10ft 15ft or 20ft 3m 4 5m or 6m Deco stops dies Sets the depth for the last decompression stop HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 54 Stop table This menu item will bring up a table of individual stops and times for each stop Note that this menu is available when there are at least two deco stop levels remaining to be carried out Tap the top or bottom case
30. e Menu Surface display with pO2 cell readings HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 36 Diving the DR5 and Multideco DR5 Overview Divers should review the current settings and dive configuration prior to entering the water by pressing the Info button and scrolling through the current settings Many of the configuration and setup items can only be adjusted on the surface and are not available during a dive Any omissions may require the diver to re surface and adjust The DRS should be powered up with the surface view display showing when entering the water and leaving the surface The DRS can start by itself from shutdown mode when underwater but the recommended method is to have the DRS fully awake with the screen active The conservative level setting in the Settings gt Dive config gt Model can have a significant effect on the NDL and decompression time limits shown To match NDL times to the typical recreational times set the conservatism to 1 or 2 For increased decompression times set the conservatism to higher values The DR5 can be worn on either wrist and the screen display inverted via a configuration item flip screen This also allows the Fisher cable to be facing inboard from either Wrist A diver will sometimes want to drop down under the surface to pick up items before commencing the dive proper and this would normally cause a dive record to start and end briefly i
31. e a manual SP and confirm to turn off all pO2 data SP mode will be engaged automatically any time the data from the O2 cells signal 1s lost or the signal values disagree significantly Selecting cells lost signal The DRS and Multideco DR5 does not permit the diver to select cells individually for the display or decompression calculation values The DR5 will always show the highest reading cell to the dive screen The inbuilt algorithm will use an average of the most agreeable cells for decompression calculations It also looks for and cuts out extreme single cell readings in a multiple cell data set If the cable should be disconnected then the DRS will wait a short time for the signals to resume and then fall back to manual SP mode When the signal returns it will resume PO2 operation in this situation HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 44 Underwater Menus and settings Overview MultiDeco DR5 uses two menu systems in the diving mode The first method is the on screen quick scrolling menu This method handles the common items like mix swaps bail out selections and sp adjusts This reduces the button presses and makes available extra information to the diver The left button will scroll the details and shift the cursor highlight through the available items The center button will select that item Quick scrolling menu accessed from the left button 18 35 is current mix
32. e experience of decompression Some persons may have specific undiscovered physical conditions that make them more likely to experience decompression illness and experience more dire symptoms There is nothing in this program to take account of such preconditions This dive schedule produced by this program is experimental and you use it at your own risk Diving in general is fraught with risk and planned decompression diving adds significantly more risk There is absolutely no express or implied warranty or guarantee that the proper preparation of a decompression schedule using this program and diving precisely according to that schedule will avoid symptoms of decompression sickness or other injury Deep diving utilizing multiple gasses including helium or rebreathers further increases both the potential incidence of decompression illness and the morbidity of the consequences even with the proper use of the schedules produced by this program Multideco DR5 and the decompression schedules it produces are tools for experienced mixed gas decompression divers ONLY If you have not been properly trained in mixed gas decompression diving by an internationally recognized technical certification agency and or don t have a firm handle on decompression planning and mixed gas diving then DO NOT use this software HHS Software Corp and the program authors disclaim any responsibility or liability for any indirect punitive special incidental or consequenti
33. e information The final computed ascent times and limits are HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 24 a result of actual dive conditions and the diver s selection or adjustments made underwater OC CCR Mix diluent set point From the Main menu select Settings gt Dive config and then Mix config for OC mode or Dil SetP config for CCR mode To swap to from OC or CCR mode see the OC CCR mode setting Settings gi Dive config gi GO L t GO Dive configuration OC and CCR displays The OC mix and CCR diluent tables each allow for 10 possible selections or entries Five items are visible at a time and the balance can be seen by scrolling the list up or down to bring the remaining mixes into view A separate entry is required for each different mix carried For CCR mode any planned swaps in set point values can be entered on the same mix Mixes config Mixes config Mixes config CHANGE lt CHANGE Add edit or remove a bottom mix or deco mix CHANGE Mixes contig Mixes config Mixes config ADJUST ADJUST e Edit a mix Oxygen Helium and MOD BTM pp value ADJUST gt lt Add a new mix e Scroll down to find a blank row Press center button Set to highlight into the blank region Scroll up down to select A for Add HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 25 e Move the cursor right to reach
34. e regular Last Stop value that Last Stop takes effect for the remainder of the dive and displays a stop time Brightness e Select Low Med High or Auto The DR5 includes a light sensor to adjust the screen brightness with the Auto setting Note The OLED screen uses the majority of the battery power in the DR5 Setting the display to Low and selecting a dark color scheme will extend the battery life Colors Select from several built in color schemes Default Yellow White Green Random and Upload The random will create colors at random and change upon every startup of the DRS5 The Upload allows you to set you own custom color design using the dive log manager and to upload this to the DR5 To configure the unique colors see the Color Set utility available at http www multideco dr5 com download html Flip Screen e Top up or bottom up This will cause the screen to invert and the DR5 can be worn upside down The buttons are reversed to match the inverted display This HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 20 upside down feature can be used to have the Fisher cable connection always facing inboard for use on either the left or right arms Sfc display Changes the time the surface display stays active before the computer shuts down Sfc menu Changes the time the surface menu display stays active before the computer returns to the surface display screen UW menu Changes the tim
35. e the underwater menu display stays active before the computer returns to the dive display screen Alarm Settings Adjusts various dive alarms see Beeps flashes and alarms RESET All This resets all configured settings back to default values This includes all dive plans and VPM B config settings The dive logs will remain intact Note that this does not perform a reboot A full reboot can be achieved with the procedure described in Rebooting the DRS The DRS configuration settings can be uploaded to the Dive log manager for inspection This allows the diver to see the current settings on the DRS all in one screen However all settings must be changed in the DRS as the ability to transfers settings from Dive log manager into the DRS 1s not permitted HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 21 Dive planning Elevation diving in lakes and rivers The DR5 will measure the air pressure at the dive site when in Standby mode or Awake mode Multideco DR5 will measure an average of air pressure over the five minutes before starting the dive Divers should allow the DRS to run for a few minutes before starting a dive and this is extra important for those divers who travel to from home dive site when the elevation of each is quite different The air pressure information 1s applied to the decompression calculations automatically and the DR5 will display depths and decompression limits that h
36. ection of the program to achieve your intended results and for the installation use and results obtained from the program on your own dive computer 1 License 1 The licence granted under this agreement is non transferable and authorizes the Customer on a non exclusive basis to use each Licensed Program solely on a compatible dive computer so long as the compatible dive computer remains in the exclusive possession of the Customer Any attempt by the Customer to sublicense assign or transfer any of the rights duties or obligations hereunder is void A separate licence at the Customer s cost and at the Supplier s then prevailing rates 1s required for use of each Licensed Program on compatible dive computer other than the compatible dive computer referred to in this agreement 2 This agreement is effective from the date of sale by the Supplier This agreement and any licence granted under its terms may be terminated by the Supplier if the Customer fails to comply with any of the terms and conditions of this agreement The licence granted in this agreement for any Licensed Program with respect to the compatible dive computer shall remain in force until the Customer discontinues the use of that Licensed Program on the compatible dive computer or until the Supplier terminates this agreement or any licence Within thirty days after the Customer has discontinued the use of any Licensed Program or within ten days after the Supplier has so terminated
37. ed if required Left pO2 data is not present or data quality has degraded to un usable Right A 3 cell input data erratic one channel is dropped The No PO2 data and data erratic warning will flash until cleared by the diver To clear these warnings press the center OK button Clearing the error does not correct the error it only acknowledges the diver was informed of the error and clears the warning screen from the view The No PO2 data warning indicates that the computer has stopped receiving and calculating pO2 data The warning will transition the DRS into fixed SetPoint mode automatically The diver MUST now control the setpoint value manually and the underwater pO2 value display is REMOVED The initial SP used here will be the value entered into the dive plan mix table NOTE During all warnings the menu system can still be accessed Press the right menu button to access the menus CCR switch to a manual SP The pO2 data may be turned off during a dive from the underwater menu This will disable all data from the connected O2 sensors from entering into the display and decompression calculations All pO2 data is removed This action cannot be reversed The dive must then be completed in manual SP mode with the diver adjusting the setpoint value manually via the underwater Quick scroll menu HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 43 Menu Select Us
38. eeseeesaeeseeseeseeeseeees 14 Menu items table surface mode essessesssesseee nee 16 DR5 settings and configuration seeeesseeeessesessseeeee nene 17 DOD RIED E 17 STO AUIS me m E EEUU 17 ern 17 LOO POOQ fee ttre m 18 weite cle M ee ee ee ee ee eee ee ee ee eee 18 BOOKE a ed m MAR M IMEEM IMEEM EK MM EE 18 Mixes CONMMOG METUO HEEPRME UNCOMMON 18 WOGEL arro M 18 CONSO uomini LU EE eae nga asec senses ae eases 18 Secee rwr NEU eee ee eee eee eee eee 18 HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 3 LastSt P iiaiai caiara ia karadaki mE 18 CERROS a aaa E dd d R 19 BONOS S ceee E ESETET 19 CGOIO on 19 RID OCO Ean A A 19 E ASDI V A E oM MS a E 20 SIEMEN EE MER MN 20 VV THO D1 E BAEP eat E E A ud ctt bte nente Motte D pi Dre Md 20 Pia elits acsi amata catus uci uat atate A 20 RESETA Parte mete te Oo DNE UE MERE 20 IVS UNI Cisse sacs EOS LLLI 21 Elevation diving in lakes and rivers ccccccecceccseeceeceeeceeceecaeeceesueseuesensaeenans 21 Repeat GIVES osospte beue de ewe ptisdevzenieDrvevetub en NO bersectaD auc pr Debepsepte btoseriad en p beoe is 21 Multi day dives sic MET 21 BOUNCES and VOVO GIVES iia soit anaes et aes 21 DIVE CONMOUIAL OM eessen eneo no EE EONO OENES 23 OC 7 CCR Mxrdil ent Serpo N asena O T
39. ending Auto switch operation CCR bail out plan Multideco DR5 has two separate bailout plans each with a maximum of 5 entries These are named Bailout I and II and they appear in the Dive config menu Bailout plan mix and leg details are configured in the same manner as the regular dive plan legs and mixes above Each bailout plan is a completely unique plan with the possibility of using different mixes and model settings Each bailout plan has its own unique decompression model selection and conservatism settings The bailout plans are separate plans from the main plan Each bailout plan is calculated separately in the background and they are ready to be switch into action through the underwater scroll and select menu The model choices for bail out are VPM B VPM B E or VPM B FBO and each can has its own conservatism settings from 0 through 5 Fast Bail Out FBO model option is described below The current deco and first stop details for each bailout plan can be previewed underwater through the underwater scroll and select menu HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 28 Bailout config Bail 1 Mixes gi CCR Bailout planning CCR bail out model settings When a bailout plan is switched into action the decompression stop depths and times will show those of the bail out plan If the diver switches back to the main CCR plan times and depths show those of the main plan again A
40. entered in the dive plan mix tables The diver must control the SP manually from this point onwards via the Setpoint menu Confirmation screen to terminate PO2 mode and assume a manual setpoint mode WARNING When the manual setpoint is selected all PO2 data is removed from the screen and menu system in Multideco DR5 you cannot view any PO2 data Use the rebreathers primary PO2 display to view your PO2 information from this point onwards HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 49 Bailout I and 2 Back to CCR This procedure allows the diver to switch from the regular CCR plan over to a bailout out plan quickly There is a confirmation page to prevent accidental entry to Bail out mode After a bail out plan is selected the diver can return to the regular CCR plan with the CCR item The setup of the bailout plan items must be completed on the surface before the dive If a bailout plan is blank then it will not be available underwater See the CCR bailout section for more information on bailout plans Cahnging from normal CCR to Bail 1 plan Screen includes a preview right side of the required TTS deco and first stop for this bailout plan A confirmation screen before switching over to the bail out plan Select Yes to accept bail out 1 plan Computer now running on Bail 1 plan with 10 50 oc and 50 EAN oc The bail out plan current limits deco time and TTS can be previewed by
41. erature available See the Logbook item below HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 56 Beeps flashes and alarms During the dive VN Alarm symbol this flashes in the lower right corner of screen for all errors The alarm symbol will show when the diver has diverged from the planned mix swaps or broken a deco ceiling or other conditions that need the divers attention Multideco DR5 will cross check for the divers adherence to deco stops and the dive plan The following items are checked and various alarms or flashes are generated e Diver rises above deco ceiling Ceiling drops into smiley window Deco stop value flashes e A deco mix switch was planned but is not yet selected by the diver bottom left mix value flashes This will continue until the correct mix has been selected e Inspired mix exceeds 1 6 ppO2 Bottom left flashes 1 6 ppO2 18 35 5 Oxy Deco ceiling violation warning Mix swap reminder 1 6 ppO2 warning shown when exceeding that level The alarm symbol a bell will flash for every error that occurs and remain on until the error is resolved It 1s displayed on screen underneath the time VN Alarm symbol this flashes in the lower right corner of screen for all errors HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 57 Missed deco If the diver has surfaced with some decompression stop time still remainin
42. eserving the battery Starting the DR5 The DRS can be started in two different ways e Press the right button e Water contact taking the DRS into water When the DR5 wakes up it will turn on the screen show the Multideco DR5 logo briefly and then enter surface mode display It can then be configured or used as required If the battery has fully discharged then the DR5 will remain in Shutdown mode until re charging commences The DRS can also be reset and rebooted clearing all prior settings see the Re booting the DRS firmware topic Turning off the DR5 The DR5 will transition into Sleep mode by itself The time this takes can be adjusted in the Display times menu This occurs after the DR5 has finished a dive or a few minutes after the diver last used the DR5 menu selections The diver can enter Shutdown mode manually by pressing the center button HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 14 Multideco DR5 operation Overview The Multideco DR5 design uses two main display screens one for diving and a second display for surface mode Each of these displays has a menu system that comprises of configuration items and further sub menus The Surface display When the DRS display is blank this indicates the DR5 is in Shutdown mode Bring the DRS into Awake mode by pressing the center button This should cause the DRS to start and will bring up the surface display
43. ession runtime particularly on very deep dive profiles The Direct ceiling limit will change often and by smaller amounts and requires more attention from the diver to monitor and to follow these limits Direct ceiling display deco ceiling limit with smiley depth guide For depths greater than 30ft 10m the Direct ceiling limit 15 shown as a small decrements of 3ft Im From 30ft 10m up to the Last stop depth the Direct ceiling mode will HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual provide smaller steps of 0 5m and 1ft When the Last stop depth is reached the regular Last stop will take over When a Direct Ceiling is being displayed the individual stop times are not shown The smiley face display 1s shown during direct ceilings and 1s the easiest source for the diver to adjust depth with When the deco reaches the last stop depth the regular Stop display will show for the remainder of the required decompression HHS Software Corp Copyright 2013 All rights reserved 40 Multideco DR5 user manual 41 CCR pO2 diving This section of the manual applies to the use of pO2 cells connected via the Fisher connector to the DRS For pO2 cell calibrations see CCR cell calibrations MultiDeco DR5 will display the pO2 cell information is two different ways As a moving 3 bar gradient or a text for three cells Both displays are available on the dive screen with a press of the quick scroll me
44. g infringements ccccecc cece eeeceeeceeseeeeeeeeeeeeeeseeees 59 Larger deco ceiling INfriNQEMENMS cccceccceecceeeceeceeeceeceeeceeeseeseeeseeesaeees 59 CIOCK Sime Langage pe pa necatta esM at cade LR f EE I TEM 60 DIVexpIarinibigcadse quisa bat assent utut eaa Dee nint oae tu nate piene M d cu Cabe uta 61 IN GFS aUo RE EU UIDI 62 Ae icio T T TTE 62 Start Sim QUIE SITE icio ee tose to ct de asa ca cue oe RU Ea Fu a ca Rer RE AEEA e Eds 62 MOGE prep oH NIMM ERREUR E ONE EE ENTRE ORE MEER ERCHN 62 Bisous TEE 62 SI DOO acute ei E EE HN EREPT NERO IT EREE TUE 62 Simulated plans and the desktop V Planner eeeseeeeeeeeese 63 LOGDGOK r dive IOOS Rh ER IS 64 Bue HI Im 64 ISevIew Tast ale eto onstenao ndn PaacdtcM a 65 EXDORLOIVOS ceat dedo aHa TEE REDIERE ER Ea AVENTI ee ere 65 Baker and GhardiNG nesre rm 66 Re booting the DR5 firmware ccccccssececcseeceeceeceeseeseesseaseessaaeeessaseeessageeeseaeees 67 Bersm m 68 Voron TeledSeS ie icu smt nissan e a D DUE E ee 69 WARNING and DISSE AIMEBDIS iani Eo Manu Di Mn pes Gat Ob ao E MI Ies a ete UE 70 LICENSE AGREEMENT stesvecs ccesscaceccasecsagsestasasccuesacssbcdedeasacesaagsnehadacensscnesensiadoieacens 72 HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual License and usage IHE USE OF THE MULT TE DECO DR gt SOPTIWARE USED IN THE DRS COMPUTER I5 BICENSED TO
45. g to be completed then Multideco DR5 will e Flash an Alarm and descent missed deco message for 12 hours MultiQeco DR5 56m 1 59 4M F 4 Jun 11 0 43 Info Dena mode Menu The lower right window showing the Alarm symbols These will occur when a diver surfaces without completing the decompression stop obligations HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 58 Alarm settings Alarm settings giri Alarm settings that will trigger during the dive The diver can set additional alarms into the DR5 under menu Settings gt Alarm settings When triggered these will cause the warning symbol to be shown in the lower right with a text describing the alarm Depth Dive depth has exceeded the set depth Time Dive time has exceeded the set time Asc speed The ascent rate has exceeded the set rate Dec speed The descent rate has exceeded the set rate SetPoint This applies to CCR dives with a fixed setpoint only It will trigger for three different situations e At5 minutes into a new dive it checks to see 1f the Setpoint has been adjusted from the initial descent value only when 20m or deeper This check is cancelled when the Auto Setpoint switch 1s activated and has been tripped by its settings e During the ascent on decompression stops and if the dive plan has adjustments to the setpoint in ascent then it will check for changes at the correct depths to the pla
46. han the stops displayed and required In all situations the deco limits are re computed every few seconds and the new limits shown HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual Installation The Multideco DR5 program is installed onto the DR5 with any Windows PC Mac or Linux computer with a USB connection Multideco DR5 installs by default in a demo mode of operation This allows you to see and test the program for free However it will not operate in dive mode until registered Multideco DRS install The procedures for upgrade or first install of Multideco DR5 are the same and all methods use the same process and installer utility file Download the latest Multideco DR5 installer file from the web at http www hhssoftware com multideco dr5 download html Using the Windows PC e Plug the DR5 USB into the PC e On the DRS select USB the DRS should map a new drive in the Windows Explorer usually as a drive E of F e Move the contents of this zip file onto the DR5 drive Place them in the top folder e Double click the install md dr5 pe file This will transfer the required files e Onthe DRS press the Exit button Do not eject the drive e Now on the DRS navigate to the System menu and the Firmware update Confirm OK Using the Mac OS X e Plug the DRS USB into the Mac On the DRS select USB the DR5 should map a new volume in the Finder and desktop Move the contents of t
47. hese levels match the V Planner desktop settings For ZHL GF set the Lo and Hi gradient values The Lo is within the range of 10 to 100 and the Hi range is 50 to 100 The Lo value must never exceed the Hi value For VPM B GES select the VPM conservatism plus the GF Hi setting for the GFS OC CCR Select OC dive mode or CCR dive mode LastStop Set the depth of the final decompression stop Select from 10ft 15ft or 20ft 3m 4 5m or 6m HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 19 Ceilings e Select from Stop Level or Direct This feature controls the method of displaying a decompression ceiling limit value and the times required Stop Levels are regular decompression stops spaced at 1Oft or 3m intervals with a matching time at the stop depth A Direct stop shows the precise deco ceiling value This allows the diver to follow the exact deco ceiling through the ascent very closely Direct ceiling display deco ceiling limit with smiley depth guide In Multideco DRS the Direct stop ceiling values have been rounded into 1m 3ft mini steps This gives the diver a ceiling limit that 1s constantly moving up at very short intervals When the dive ceiling ascends through to 10m 30ft the mini stop value reduces to 0 5m 2 ft levels With Direct stops only a ceiling depth limit value is shown and a time limit value 1s not present As the dive progresses and the ceiling reaches th
48. his zip file onto the DRS Place them in the top folder Open a terminal window Applications Utilities Terminal Type in cd Volumes DR5 1234 replace DR5 1234 if not correct Press enter Type in install_md dr5 mac osx sh Press enter This will transfer the required files On the DR5 press the Exit button Do not eject the volume e Now on the DRS navigate to the System menu and the Firmware update Confirm OK HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 10 Multideco DR5 registration Multideco DR5 installs by default in a demo mode of operation This allows you to see and test the program for free However it will not operate in dive mode until registered To register your copy of Multideco DR5 visit the web page below You will need the serial number from your DRS and the install code These can be found on the DR5 menu System gt Registration Registration purchase web page http www multideco dr5 reginfomulti html Using the Windows PC e Plug the DR5 USB into the PC On the DRS select USB the DR5 should map a new drive in the Windows Explorer usually as a drive E of F e Move the contents of this zip file onto the DRS Place them in the top folder e Double click the md dr5 lic pc cmd file This will transfer the required files e Onthe DRS press the Exit button Do not eject the drive e The DRS should show the message License OK ready to dive Using
49. iDeco gets head start on deco by comparison This rounding will also give the desktop a deeper first stop usually The simulator when run at faster than real speeds 2x etc can get out of sync with the decompression calculations A CCR dive needs to adjust the set point after leaving the surface and the desktop needs extra data levels inserted to match up the set point changes in descent The desktop plans have stops that are rounded up to a full minute boundary where as the MultiDeco program is not limited to this These and other variances can add up to a few minutes difference between the two and you should not expect to see a perfectly matched set of plans HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 64 Logbook dive logs The Logbook menu and sub menus give access to previous dives for review and various displays of dives and information saved into the DR5 s memory Menu Logbook Dive logs giri gir giri Dive history logbook menu items and dive log summary The amount of data saved into the DR5 depends on the sample rate settings on the DR5 config sample rate log period Multideco DR5 saves more data than the basic DR5 and so the following memory constraints apply e second sample rate 30 hours of dive data e 5 second sample rate 154 hours of dive data Note that the memory never fills up but will wrap around and it starts again overwriting older dive information
50. ion during decompression and compare these to the initial dive plan It compares these based on the depth of the stop and the pp or MOD settings used in the initial plan It will flash the mix display if they do not agree The following points apply to menus with CCR divers using a fixed setpoint e The initial set point value is per the Start set point value specified in the CCR mix entry table e Multideco DRS5 will not adjust the set point value ever except for the initial Auto Setpoint select The diver must make any set point changes manually underwater e When the Setpoint menu is first activated the initial value shown will be that of the planned bottom mix Setpoint to facilitate a quick swap after descent e When anew diluent is selected the current set point value remains active Any changes required to set point under water for constant fixed CCR require the diver to change the set point manually e The diver can have Multideco DR5 monitor the current setpoint at various stages through the dive See the Alarms topic for details HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 46 OC Deco Mix Diluent selection The available deco mixes are shown on the dive screen Scroll and select one with the Quick scroll menu buttons left and center The current mix selection is indicated by the box symbol Current mix is 18 35 with 50 and 100 deco mixes available Selecting a new mix
51. just highlighting the B1 symbol without selecting the bail plan Notice above how the right part of the screen says Deco 45min 18m These are the current computed ceiling limits of bail 1 plan Return to CCR To return to CCR plan select CCR from the Quick scroll menu HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 50 Lost Gas A lost gas is one that no longer is usable in decompression Selecting and removing a mix here will exclude it from the current decompression calculations The concept of this item is to allow re planning underwater when a deco mix has become unserviceable LOST GAS rs REMOVE Mix 50 can be removed from the plan and the decompression calculations It can be restored by repeating the same procedure Lost or excluded mixes will appear with a strike through text As a result of excluding a mix the required overall decompression and dive run time will lengthen A gas can be restored to usable state by repeating this selection process and the display above will instead say Restore This menu item is not present when only one gas is used Add a mix Use this menu item to insert a new deco mix into the current dive plan and calculations The concept of this menu item is to permit the diver to correct for omissions in the current plan Note that the recommended method is to add deco mixes on the surface prior to entering the water Add a mix ud scroll t
52. n the computer Multideco DR5 allows for this situation and will compound any short surface intervals less than 5 minutes into a single dive record Any brief surface intervals during or after a dive are also compounded into a single dive record The displayed runtimes will resume and continue where it last finished upon surfacing The DR5 will enter into dive mode automatically when passing a depth of 1 6m or 6ft deep from an Awake If the unit 1s shutdown it will normally sense the dive activity within 20 seconds of submerging Dive mode will stop on ascending through 0 5m 5ft The DR5 will commence the dive with the dive plan s Bottom mix auto selected BTM item For CCR divers using a fixed setpoint the Start SetPoint value is set automatically into the Setpoint field on each new dive If the Auto Setpoint switch 1s activated then this will increase the setpoint automatically at the appropriate depth or time At all other times the diver will need to manually adjust the setpoint to use through the remainder of the dive For CCR divers with a connected pO2 cell Fisher cable the current highest PO2 signal will show in the mix window PO2 mode is identified by the showing of the 3 bar gradient display and the 3 cell pO2 display Ifthe pO2 signal fails to start or 1s missing when first submerging a No PO2 data error shows and it must be cleared manually A HHS Software Corp Copyright 2013 All rights reserved Multideco D
53. nned setpoints within 0 10 e t will monitor the current setpoint to ensure it does not exceed the ambient ATA pressure typical during the last 2 deco stops Q2 stop pp This allow the diver to set the ppO2 at which the alarm triggers for the final stop when using 100 O2 as deco mix The selections are a ppO2 of 1 6 or 1 9 This option is intended only for those performing O2 stops at 9m 30ft HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 59 Diver errors and decompression mistakes Real life diving practices in decompression can sometimes include a variety of un intended and small excursions across limits or other infringements into deco zones Also the diver rarely stays perfectly still during a deco stop to maintain the exact stop depth Regardless of these diversions Multideco DR5 is tracking the divers every move and re calculating the results accordingly Multideco DR5 will always do its best to compute the current required decompression stops There are no lock out or use tables errors of any kind in Multideco DRS Small brief deco ceiling infringements If the diver breaks the deco ceiling by rising a small distance above the decompression ceiling limit the diver 1s essentially speeding up the deco called pushing the gradient That 1s the small increase in off gas gradients and off gas rates form the reduced ambient pressure less depth has sped up the deco overall In all ca
54. nsor cells can fail before the expiry date e O2 sensor cells must be validated for satisfactory signal output regularly before use in accordance with the rebreather test procedures or cell manufacturers procedures or by using other established procedures and test equipment e A valid and accurate O2 sensor calibration procedure is required before use e Inaccurate sensor calibration procedures can have deadly consequences or give readings that lead to incorrect amounts of decompression e Multideco DR5 does not have any control of the rebreather s oxygen injection system or any other systems or components of the rebreather HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 32 Wiring of cells The DR5 will accept any combination of one two or three cells connected to any of the three O2 input channels MultiDeco DR5 will test and discover the connected components and does not need to be configured for the number of cells or locations During the calibration process the O2 cells will be tested against the cell manufacturer s specifications for output voltage The DR5 accepts the only the 1 1mv type cell The 25mV cell type cannot be used directly as they produce voltages that are beyond the max mV range of the DR5 However a voltage reduction circuit can be added for the 25mv cell type Cells that do not meet the Teledyne or AI specifications in air or at a corrected 1 ATA of O2 will be rejected and
55. nu button The 3 bar display works like the gas petrol gauge in a car E 4 V5 34 F At the left side the pO2 value is 0 4 the middle bar 75 is 1 0 and the high bar is 1 6 If the diver is aiming for a pO2 of 1 0 to 1 3 then keeping the bars in the 2 to 74 range would represent this 0 4 1 0 1 6 normal cell 2 signal defective 0 7 1 3 The 3 bar display If a channel becomes defective lost then it is drawn with the yellow error color CCR pO2 warnings Multideco DR5 will monitor for high or low pO2 values and issue warnings The high pO2 warning is based on the highest reading value The low pO2 warning 1s based on the value used for decompression calculations Warnings and beeps will trigger for the following conditions e Highest pO2 cell reading exceeds 1 65 e Averaged or highest pO2 cell readings are less than 0 35 e Averaged pO2 cell readings are lower than the natural ppO2 of the diluent pO2 fO2 x ATA while pO2 lt 1 00 e Fora3 cell input pO2 signal data becomes erratic and the data input is forced to 2 cells e Fora2 or 3 cell input signal data errors or variance become un usable HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 42 pO2 is high or low The screen will flash with current pO2 value The pO2 high low warning screen cannot be cleared It will continue to flash while the extreme pO2 condition exists The menu system may still be access
56. o the right enter and edit mix detail scroll right again to a save The following limits apply to adding a new mix e Only deco mixes can be added 1 e the O2 component of the new mix must be greater than the current BTM mix O2 component e The added mix is inserted and calculated into the plan immediately e The new mix must be selected manually as per the OC Deco Mix Diluent selection instructions above HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual e There must be a blank entry in the existing mix table When the OC CCR reaches 10 active legs 5 for bail out then any attempts to and more mixes is ignored e Duplicate mixes are ignored e This procedure does not restore a Lost mix to restore a crossed off lost mix repeat the Lost Gas menu again HHS Software Corp Copyright 2013 All rights reserved 51 Multideco DR5 user manual 52 Display Options for changing screen brightness and text colors Display settings The brightness has four settings In direct sunlight the High setting is usually needed to read the display Underwater the Med 1s often enough and Low at night or for indoors use Setting Auto will allow the DRS to adjust to the ambient light conditions GF Adjust When the current dive plan is using the ZHL GF decompression model the GF settings can be adjusted during the dive Care is required to only set GF values that are relevant to the current
57. op Back gas deco mix setpoint setup Bailout plan entries up to main menu Current dive config settings Plan and calc the next dive limits Next dive plan deco and gas req d Check list items up to main menu View all dives in detail graphs Brief details last dive Sync with PC data upload of divelogs up to main menu Enter standby mode turn off DR5 Close menu and return to surface display HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 17 DR5 settings and configuration The DRS can be configured to adjust basic settings such as Imperial or Metric depth displays and screen brightness and more To access this screen bring up the menu system from the surface display with 3 taps see Surface Menu system description below Then scroll up or down to select DRS settings then perform a left or right tap to select then scroll and select the DRS config item Settings DRS config Dive config Display settings gir gir giri SET t i GO t i SET DR5 settings under menu items DR5 config and dive config Depth units e Meter or feet This also adjusts the speed units to meter per minute mpm or feet fpm Temp units e Celsius C or Fahrenheit F Salinity Set the water salinity value This will affect the water density used by the DR5 and therefore have a small affect on the indicated depth Select from Fresh fresh water Specific Gravity 1 000 Mix FS a mix
58. or no bottom time will add additional risk The decompression requirements on this style of dive profile are influenced greatly by the diving procedures carried out and the choices HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual of breathing mixes Problems encountered with these and other considerations of deep bounce or yo yo dives and the additional times needed to clear these problems can greatly exceed the relatively shorter displayed decompression times Decompression obligations can accumulate at a rapid rate for very deep dives A diver who undertakes these risky dive profiles should apply additional safety to all plans and time limits shown HHS Software Corp Copyright 2013 All rights reserved 22 Multideco DR5 user manual 23 Dive configuration A summary of the current Dive configuration and planning settings is shown in the lower part of the main surface screen Pressing the left Info button will cause all the details to scroll into view in sequence This includes bail out information and CCR pO2 cell information This should be checked and verified before every dive as some dive configuration items cannot be adjusted while underwater CCR VPM B 3 10 5 Bail 2 Off Info Demo mode VENTE BEES Demo mode Menu Bail 1 VPM FBO 2 10 50o0cM StartSP 0 50 Auto Off Info Demo mode MIR MEKO Demo mode Menu 10 5 0c 5 oc Info Demo mode Menu Pressing the Info button will scroll
59. own on Multideco DR5 should be treated as a guide only for the remainder of the dive and the diver is to add an additional safety margin to the decompression stop times to adequately compensate for the deco zone infringement and diver errors NOTE In these situations described above and other areas of diving emergencies or mistakes the diver should refer to their training for the appropriate corrective actions HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 60 Clock amp time Language The Clock and language setting is under the Date Time menu The time and date are set into the DR5 with the Date time menu item When the DR5 first boots up this menu is presented for setting and again after the battery 1s fully discharged All dive logs surface times and tissues data 1s based on the clock settings supplied on the initial settings The time seconds value which is not shown is set to zero each time the Save is selected When the diver shifts geographic location into a new time zone the clock should be reset to the new local time The same applies for daylight saving changes This will give relevant time details to all the saved logs and graphs Note that changing the time settings will not change the displayed surface intervals Multideco DR5 understands that the diver may shift in time zones and adjusts automatically for a global time applied to the tissue state and surface interval times
60. r commences the dive See the Underwater menus topic below for details on making mix and set point selections during the dive Note for CCR diver with connected pO2 sensors When the PO2 data fails stops 1s turned off or terminates Multideco DR5 will fall back to the manual SetPoint values entered 1n these mix tables HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 27 CCR Initial setpoint The Start setpoint specifies the initial setpoint to be used when commencing the dive in CCR mode This screen appears after the Diluent mix setup is completed This Start set point value is set automatically when Multideco DRS starts a new dive Setpoint config setpoint contig Setpoint config P P a p t ADJUST gt z ADJUST CCR starting setpoint and Auto setpoint switch option A second option is the Auto setpoint switch This will cause the setpoint to self adjust once based on a depth or a runtime The setpoint value will transition automatically provided certain conditions are met from the Start setpoint value to the setpoint value of the BTM leg segment in the dive plan at the appropriate depth or runtime The automatic setpoint switch function is subject to these conditions e Depth must be greater than 10m 33ft for a timed setting e Proposed new set point must be an increased value from the start setpoint e Any manual manipulation of the setpoint during the dive will cancel the p
61. re aggressive and have fewer deep stops than a regular plan but VPM B FBO still has more deco time than a matching raw ZHL 16 plan The VPM B FBO is available to CCR divers only as a bail out plan model option only The stop table and required gas volumes can be seen in the Dive planning tool HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual Bailout considerations Bailout is not calculated as 3 discrete plans The diver breaths only ane mix at a time the tissues are in one common state when switching ta bail aut mode Bailout is computed from the current location for all plans The current location uses a common tissue state in all three calculations Bailout is computed as a hybrid dive of regular SP or POZ with an ascent of HU VPM B E 4 Lb96 10 50 1 3 e gases from the bail out table AN 10 50 OC PM B 0 Each bailout ascent has its own DE secant deco model and settings Current dive time Bail out alarm is triggered on a deco time required value Bail aut time alarm Bail out considerations HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 31 CCR pO2 cell calibrations This section of the manual applies to the use of pO2 cells connected via the Fisher connector to the DRS Overview HeinrichsWeikamp DRS includes a Fisher connecter to connect to the three pO2 oxygen cells from the rebreather system
62. reserved Multideco DR5 user manual 66 Battery and charging Consult your DR5 user manual for further details of the re charging procedures The DRS has a powerful computer cpu inside the Atmel AVR32 and this is common to expensive PDA s and modern cell phone devices The color Oled screen will consume a lot of battery power in a short time You can expect 25 hours or more of dive time from the DR5 on a single charge It should easily last a week on a daily multi dive routine Before diving each time activate the DR5 and view the surface screen and check the battery condition meter Battery symbol Full half and empty The empty symbol flashes The battery meter shows the current battery charge state As it approaches empty it will flash the battery symbol At that time less than 15 minutes remain If the battery is depleted during a dive then the current dive s decompression and ascent information is lost and the DR5 will remains off until its next battery recharge The current dive log may also be lost too When the DRS is charging or the AC power is being supplied then Multideco DR5 will blink the lower right red charge led light When charge is complete the led light becomes green When the battery is completely discharged the DR5 will not restart until it is placed on re charge Plug in the charger and the DR5 should charge and start up to display the recharge status NOTE The DR5 will continue to consume the
63. rs are in operations at the regular 1 xx pO2 values in the water For best results use oxygen and follow your instructor or rebreather manufacturer procedures carefully A high fO2 test is mandatory under line 1 The line 2 can be used for a second optional mix test with low fO2 air or similar To commence a data capture scroll up down to the gas section and highlight the appropriate calibration gas Move to the right until the Calibrate 1s shown on the center button and press it The DR5 will then sample the O2 cell readings for about 5 seconds Multideco DR5 will apply all corrections required for ambient air pressure during the data sampling as required After the sampling period completes the data sample is tested for validity See the X Link description for details of this A valid data point set 1s then saved for reference in later calculations of PO2 The sampling process may generate one of these errors Cell mV values not in range This occurs when the readings taken do not match the expected range of values or are not within a range that meets the specifications of the O2 sensor manufacturer HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 35 Cell readings not linear This applies to a two gas calibration only The Air sample reading and the high gas reading are compared to test for a linear measurement from a low to high reading If these do not align this error is shown The
64. s for the dive to be planned with the desktop V Planner and then carried out exactly in the water with the Multideco DR5 program The desktop plan and the results of the same dive carried out on Multideco DR5 will be a match providing the diver follows the plan A real life diver is not likely to follow the plan so precisely and so the runtimes will vary slightly In any case the diver s progress throughout the dive is tracked and the deco updated and re calculated and the new limits shown every few seconds The biggest influences causing the variations between pre planned desktop and the achieved 1n water results are e The descent rate and crushing pressure achieved is quite critical to the VPM B algorithms The real life diver 1s not likely to match exactly the planned descent rate for the entire descent A slower descent may actually increase the deco obligations e The ascent rate achieved in the water and the precise and exact following of the decompression stops and depths will probably vary throughout the dive e The diver rarely follows the planned depth and planned or displayed stop times exactly For most dives the diver can expect the decompression times and stops match closely and they will be within a few minutes overall In the case when decompression stops are shown but the diver is slow to reach that stop level then the overall runtime required for decompression will slowly extend longer while the diver remains deeper t
65. served Multideco DR5 user manual 74 5 General 1 You may not sublicense assign or transfer the licence or the program except as expressly provided in this agreement Any attempt otherwise to sublicense assign or transfer any of the rights duties or obligations under this agreement is void 2 This agreement will be governed by the laws of the Province of Ontario Canada 3 If you have any questions concerning this agreement you may contact support hsssoftware com 4 You acknowledge that you have read this agreement and the attached disclaimer understand it and agree to be bound by its terms and conditions You further agree that it is the complete and exclusive statement of the agreement between us which supersedes any proposal or prior agreement oral or written and any other communications between us relating to the subject matter of this agreement HHS Software Corp Copyright 2013 All rights reserved
66. ses Multideco DR5 is monitoring the diver s depth and computing this into the current gas loads and showing a set of limits accordingly Short incursions into the deco zone will not have any noticeable change on the final runtimes Multideco DR5 will warn when the diver breaks the deco stops limits by flashing the alarm symbol flashing the Deco stop depth and beeping Multideco DR5 will continue to compute the deco as normal taking these depth variations into the computations Larger deco ceiling infringements If the diver breaks the deco ceilings by a large margin 1 e was to rise up and miss several decompression levels or to surface with decompression time still showing as required then Multideco DR5 will still continue to compute the dive and deco stops required If the diver can return to the required deco stop level within short time then the diver can resume deco stops The diver should however apply additional safety or take corrective actions for any large decompression stops mistakes NOTE Multideco DR5 does not apply any penalties or extra time to decompression stops or runtimes for any diver decompression stop mistakes or diving practices that infringe into the deco zone It is up to the diver to decide if the infringement experienced should require additional decompression time whether to resume or even to abandon decompression altogether When the diver has intruded excessively into the decompression zone the information sh
67. splayed in the top left of the display HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 38 Decompression stop limits for ascent thee A y m A decompression stop limit of 18m for 1 minute The decompression stop information 1s shown in the middle left window as a stop depth and required time at that depth As the dive progresses the depth and time values will increase During the subsequent ascent the diver will need ascend up too and hold the depth shown in the middle left window The top left window will cycle through three different displays EOD End of Dive time It is the sum of runtime the TTS time TTS Time to Surface This is the time required to complete all decompression stops and the ascent fragments to reach the surface MAX Maximum depth for the dive When the diver is moving up or down in the water the top left display 1s replaced with and ascent or descent rate value Decompression stops When the diver 1s approaching the decompression zone and the displayed deco stop depth a new smiley window display is shown in the top row This is a scrolling graphic of the relative position of the diver to the deco stop depth When the diver is deeper than the required stops a set of up arrows prompt the diver to rise up to the decompression stop level 18 35 Oxy 18 35 Oxy Y Left approaching the required stop depth with up arrows Middle getting closer and the smiley
68. ss A soe Roto Peste ek aide Rc eRa lobe 42 Underwater Menus and SCUINGS aoa Enter E SERE Reoprp d Ie IS POE de PL eeu EU uem d Eigene 44 GAS pM M ee eee 44 OC Deco Mix Diluent Selecto inira aea A AA EE 46 CCR de gt 0 Uc Ieee ese er eo E eee n 47 pOZ 3cell disbplabssttsiitatctulasmumdaiqe itque t dE taeanasedanauasn DM RUDI MM qU D EM 48 balloutldid B3gck IO GG S Geen nen tne a ne ro 49 LOST GaS OYXY O 50 PAA MR RE E OTTENUTO 50 DISDA gem c Hc 52 CF ACUS Eonia E E E 52 a 9 arate eae A o3 E iex NR m Tm mm mM TUM 53 SUG TAD p Daomuaeeaeacae 54 SIODWAELCI Soa NE OR M NN M MM ON RU NUM EM DM E MM MM 54 BOOKIE uwesdeuts tmv Metu ato itte ante iaaiente aie E E lassen 54 PRC CUT rl OIVO oa 54 ANE a 1 a Y S E n a ee ene ae 55 Beeps flashes and alarms cccceeccccsseetesececenceeceeeetsnececeeeeeeneetsneeetsneeenegeetsnaees 56 Bis aieo e Pe m mmm 56 MISSCC OECO sra EET 57 PTANINN SC UINOS eeri 58 HOD oou MEMINI ae 58 EO eaa a E E T E E E ieee E N ke ete 58 NSS Se a Ta E EE 58 BETERS 02120 PAE tnt SEAE te TT T A T A A A A A 58 SEPON areae ie EE 58 VE ON ase E a UEM M eee 50 HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual Diver errors and decompression mistakes cccceececeecceeeeeeeeeceeeeteeeeseeeeaeesaness 59 Small brief deco ceilin
69. ss OK button to save When this menu item is first activated on each dive the initial value will be preset with the planned setpoint of the bottom mix This is to allow for a quick selection to advance from the low setpoint value used in the descent up to the regular bottom portion setpoint value See also the CCR Initial setpoint topic After selecting a new set point value underwater the current NDL or decompression limit times are replaced with the word WAIT until the new result 1s computed and displayed Normally this 1s just a few seconds but can be up to 5 seconds for dives of 150m 400ft or more HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 48 pO2 cell display When the external pO2 cells are connected via the Fisher cable the Quick scroll menu will display the following 7 ti left Scroll between the various displays with external pO2 cells connected The values shown in this screen are the latest reading received and will update every second A single or twin channel input will show only those channels If a channel has stopped sending data or has gone offline for other reasons it will be displayed with the value crossed out The diver can terminate PO2 data by selecting Use a manual SP A confirmation is required Once SP mode is selected here Multideco DR5 will remain in this manual SP mode for the remainder of the dive The initial setpoint used here is the value
70. the Mac OS X e Plug the DRS USB into the Mac e On the DRS select USB the DR5 should map a new volume in the Finder and desktop e Move the contents of this zip file onto the DRS Place them in the top folder Open a terminal window Applications Utilities Terminal Typein ed Volumes NO NAMEY replace NO NAME if not correct Type in md dr5 lic mac osx sh This will transfer the required files On the DR5 press the Exit button Do not eject the volume The DRS should show the message License OK ready to dive Upgrades and replacement DRS5 s New or upgraded versions of Multideco DR5 does not affect the settings or installed license Your existing dive logs and settings will remain The install process will save your last license on the PC for the next time it s required Existing licenses can be re sent from this link http www hhssoftware com multideco dr5 lostkey html HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 11 If your DRS is replaced then a new license will be required to install Multideco DRS Replacement license files are available free of charge Contact below for further details Email support multideco dr5 com HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual Product and program support DRS Product and program support is divided between the hardware maker and the firmware maker of your DR5 dive computer Hardware issues
71. the calibration will fail The allowed range for 1 1mV cells is 36 5 to 69 4mV at a corrected 1 ATA O2 The 25mV cell allowed range is 106 2 to 133 5mV at a corrected 1 ATA O2 PO2 data logic 3 cell inputs During the dive The DR5 will display the highest reading cell or 3 cells as numbers or as bars All three cells values can be seen via a menu item see underwater PO2 menu The PO2 reading used for decompression calculations 1s an averaged value The formula used will vary depending on the quality of the three data signals received If the 3 cells are within 10 of each other then an average of all three is used Beyond this the average 1s gradually biased towards the two most consistent cell values When the disagreement exceeds 25 the extreme cell value 1s dropped from the average and the cell inputs are forced to a 2 cell system but the highest cell reading remains visible If the errors grow another 1595 then all signals are ignored and the DRS is forced into manual Set Point operations 2 cell inputs During the dive The DR5 will display the highest reading cell or 3 cells as numbers or as bars All three cells values can be seen via a menu item see underwater PO2 menu The PO2 reading used for decompression calculations 1s an averaged value from the 2 cell readings If the 2 cells disagree by more than 25 then both signals are ignored and the DRS is forced into manual Set Point operations 1 cell input HHS Softw
72. the current settings into view This example has a CCR dive VPM B at setting 3 with 10 50 dil Bail 1 setup with VPM B Fast Bail out and 10 50 oc and 50EAN oc Bail 2 is not used The starting SP is 0 50 auto swap is off and pO2 cells are not present Multideco DR5 requires the following details to be set for every dive before entering the water e The O2 and He components of every mix to be used in the dive e For decompression mixes the expected depth that the mix will be selected at This can be entered as a pp and the computer will decide the switch depth based on MOD e For CCR dives the expected set point value of the mix and an initial set point value for the descent portion from surface Multideco DR5 uses the dive configuration information to calculate and predict the NDL or decompression time limitations The mix and set point information and proposed changes are re computed throughout the dive This gives the dive computer some knowledge of the diver s intentions and available deco mixes for use later in the dive The computer will calculate the remainder of the dive accordingly and present the appropriate NDL or decompression limits However at all times Multideco DR5 uses the current in water information diver selected mix and diver selected set point to calculate and display current limitations The actual in water conditions and the diver selections of mixes and set point will modify or override the planned div
73. to scroll the list Tap to the side to exit The stop table list will show stops down to 300ft or 90m only Stop time shown is the individual time required at each stop and do not show total runtime information The total runtime can be seen in the TTS item on the regular dive screen Stop table Deco stops that will be required further along in this dive Stopwatch lt feature not yet included gt Bookmarks lt feature not yet included gt Return to dive Closes the underwater menus and returns to the dive display This will also happen automatically after the value set into Display Times outs UW menu HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 55 After the dive When a diver surfaces Multideco DR5 will return to surface mode display There is a five minute period where the diver can return to the water and resume the same dive In this situation the dive run time resumes where it left off when last surfacing After five minutes on the surface and new dive log and entry will begin upon the next dive After ten minutes or so on the surface the DR5 will automatically turn off the display and enter shutdown mode to conserve the battery The DR5 can be brought back to awake state with the right button The dive just carried out can be reviewed with the surface menu item Logbook and Dive Logs or Review There are tables of data and graphs of depth and temp
74. ttery plug to cause the battery to make contact internally The DR5 should commence a reboot A reboot does not affect any data The settings log and license details will all remain untouched A reboot does not reset the user settings The DR5 and VPM program user settings can be reset from the menu item System gt settings Reset ALL However this 1s a partial reboot only Use the reboot sequence above to achieve a complete reboot of all the DR5 components HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual Limitations DRS Operating temperature Battery life single dive Battery life daily dive use Battery life shutdown Maximum depth reading 0 to 45 C 32 to 113 F 40 hours to 2 weeks depending on times 6 weeks 288m 944ft Consult the DR5 hardware manual for further details Multideco DR5 Max depth computation Max dive time single dive Max visible dive time Elevation settings Dive time start depth Dive time stop depth OC mixes CCR mixes Bail out mixes Dive logging Depth accuracy 650m see hardware limit 34 years 999 minutes Automatic 1 6m 6ft 0 5m 1 5ft 10 OC legs 10 CCR or OC legs 2 x 5 CCR or OC legs 134 hrs 5 secs 30 hrs 1 sec t 1 HHS Software Corp Copyright 2013 All rights reserved 68 Multideco DR5 user manual 69 Version releases Multideco DR5 inherits 6 years of development and re
75. visions from V Planner Live and MultiDeco X 1 Jul 2011 v1 00 Initial release Dec 2011 v1 01 Added Dive Planning and Dive Log export features unique screen color settings minor bugs Jul 2012 v1 50 Added VPM B GES added Czech language Feb 2013 v1 51 Improve dive planning salinity various minor issues HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual 70 WARNING and DISCLAIMER for Multideco DR5 BE WARNED This Multideco DR5 Software and firmware is experimental and may generate an incorrect profile Any profile generated should be validated by comparison with other tables or Software HHS Software Corp and the program author s do not warrant that this program accurately reflects the Varying Permeability Model algorithms that it won t get you bent or dead or that it will produce safe reliable results The software 1s itself experimental and may generate an incorrect profile Any profile generated should be validated by comparison with other tables or Software There are no decompression procedures of any sort that can guarantee that DCS will NOT occur All dives are decompression dives and the concept of a no decompression dive is a misnomer The reliance upon this program to determine when one may safely ascend to the surface or to move to any shallower depth does not ensure that decompression illness or other malady won t occur Everyone is unique and may be affected differently by th
76. w set of ascent limits continuously At first the NDL limits are displayed and progressing into decompression stops and time limits The diver is able to select a decompression model to suit the conditions or preferences The VPM Varying Permeability Model has its origins in research into micro bubbles that began in the mid 70 s More details on the VPM model history and revisions technical references and links to its theory and methods of calculations are available here http www hhssoftware com v planner vpmdetail html Multideco DR5 includes the VPM B FBO model version for use by CCR divers during bail out situations Fast Bail Out FBO can reduce the required bailout mix volume requirements The Gradient Factor GF method was created by Eric Baker in the late 90 s and applies a conservatism layer onto the B hlmann ZHL 16 calculations The Gradient Factor Surface GFS method is a combined plan This takes a regular VPM B plan and a ZHL 16C with a GF Hi setting only and uses the deeper or longer parts of the ascent segments from each plan HHS Software Corp Copyright 2013 All rights reserved Multideco DR5 user manual Multideco DR5 and desktop PC plans The Multideco DR5 configurations are designed using many of the same model settings and conservatism levels from the desktop version of V Planner Gradient factor desktop plans can be created with programs such as DecoPlanner by GUE or the GAP software package This allow

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