Apeks QuantumX Owner's Manual
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Apeks QuantumX Owner's Manual

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  • Page 1 Owner's Manual...

  • Page 2: Table Of Contents

    Contents FOR YOUR SAFETY ..............5 INTRODUCTION ..............7 SECTION 1: Using the QuantumX on the Surface .....8 The Push Buttons ....................8 Time Display Mode (pre-dive) ................10 Backlight ...................... 12 Low Battery Indicator ..................12 Time Display Mode (post-dive) ................13 Wait-to- y Guidelines ...................14 Compass Mode ......................15...
  • Page 3 QuantumX Owner's Manual Time Settings Mode....................32 Change Units of Measure ..................33 SECTION 2: Diving with the QuantumX ........34 Pre-Dive Checklist ....................34 Automatic Activation ....................35 No-decompression Dive Mode ................36 Primary Display ..................... 36 Alternate Displays ..................38 Safety Stop ..................... 39 Switching Nitrox Mixes ...................
  • Page 4 Gage Mode ......................48 Primary display ..................... 48 Alternate displays ................... 49 System Reset Button .....................50 CARE & MAINTENANCE ............51 Care before the dive .....................51 Care during the dive .....................51 Care after the dive ....................52 Changing the Battery ...................52 TECHNICAL SPECIFICATIONS ..........56 Accuracy ........................56 Measurement Range .....................56 Nitrox Settings ......................57...

  • Page 5: For Your Safety

    QuantumX dive computer The QuantumX, or any other dive computer, does not actually monitor changes that occur in your body as you dive. Rather, it is performing calculations using algo- rithms developed by leading decompression experts and backed by years of research and thousands of dives.
  • Page 6 WARNING: Using the QuantumX will not prevent decompression sickness, but using it sensibly reduces this risk. You must accept that there is no device or procedure that will totally prevent the possibility of a decompres- sion accident.

  • Page 7: Introduction

    Section 2 describes all the underwater displays and functions while diving with the QuantumX. Lastly, Section 3 covers care & maintenance. This manual will clearly and concisely instruct you on the use of the QuantumX. However, if you have any questions on the material contained in this manual, please...

  • Page 8: Section 1: Using The Quantumx On The Surface

    SECTION 1 Using the QuantumX on the Surface The Push Buttons The QuantumX has three buttons that allow you to access modes, change settings and switch displays. Throughout this manual, the buttons will be referred to as MODE, A, and B. The detailed function of each button is explained throughout this manual.
  • Page 9 QuantumX Owner's Manual 1. Time/Date (Home) 2. Compass 9. Set Time/Date 8. PC Download 3. Dive Set Sequence of the nine modes 7. History 4. Plan Mode  3URÀOH 5. Logbook...

  • Page 10: Time Display Mode (Pre-Dive)

    Time Display Mode (pre-dive) The QuantumX’s default mode is the Time Display Mode. The computer always returns to the time display after making a dive or exiting from one of the other modes, such as Plan Mode or Log Mode. If...
  • Page 11 NS. Altitude sector: (Not Shown) If the QuantumX detects that it is at altitude, it will display one to three altitude sector icons. The QuantumX automatically adjusts for altitudes up to 19,680 ft. (6000 m). The following table lists the altitude sectors and their corresponding altitude range.

  • Page 12: Backlight

    Note: When arriving at a new altitude sector, segments on the nitrogen loading bar graph may appear, even if you have not made a dive. Backlight To activate the backlight, press A or B. The backlight will stay on for 4 to 5 seconds. Low Battery Indicator When the battery power is too low for the computer to function properly, the Quan- tumX displays a battery icon.

  • Page 13: Time Display Mode (Post-Dive)

    QuantumX Owner's Manual Time Display Mode (post-dive) After making a dive, the Time Display Mode shows additional information: Nitrogen Bar Graph. The Nitrogen bar graph is a series of nine segments that graphically represent your body’s residual nitrogen. During the surface interval, the Nitrogen Bar Graph starts to recede, indicating that you are off-gassing nitrogen.

  • Page 14: Wait-To- Y Guidelines

    :DLWWRÁ\ *XLGHOLQHV The Undersea and Hyperbaric Medical Society (UHMS) suggests that divers using standard air tanks and exhibiting no symptoms of decompression sickness wait 24 hours after the last dive to fly in an aircraft with a cabin pressure of 8000 feet (2438 m) or less.

  • Page 15: Compass Mode

    QuantumX Owner's Manual Compass Mode The QuantumX features a digital compass that dis- plays an animated compass in the dot matrix area at the top of the screen. When you enter the Compass Mode, the computer displays the following informa- tion: Animated compass rose.
  • Page 16 Taking a bearing When you want to navigate in a certain direction, you can take a bearing by pressing and holding the A button. When you take a bearing, the computer shows the following: Bearing degrees. The bearing degrees "locks- in"...
  • Page 17 If you dive in the same area, it is not necessary to calibrate the compass. Follow these steps to calibrate the compass: Put the QuantumX into compass mode. Press and hold the B button until the message "ROTATE SLOWLY" and an empty circle appears Compass Calibration at the top of the screen.

  • Page 18: Dive Settings Mode

    Operational Mode: If set to DIVE, the Quan- tumX will function as a complete dive computer and calculate no-decompression, decompression and oxygen related information. If set to GAGE, the QuantumX will become a basic depth gauge...
  • Page 19 For more infor- mation on these modes, review Section 2, Diving with the QuantumX. Nitrox Mix and PO2: (Note: This screen does not appear when the computer is set to GAGE.) For each the three nitrox mixes, you can set the PO...
  • Page 20 Depth Alarm: You can set an alarm to sound during the dive if you exceed the set depth. The alarm can be set for 2m to 100m in 1m increments. You can also set the alarm to be ON or OFF. If set to ON, the icon will be displayed.
  • Page 21 Water type: Actual depth can differ based on the salinity of the water. If you are diving in a fresh water lake or river, set the QuantumX to Fresh; if diving in seawater, set it to Sea. Profile recording interval: The Quan- tumX can record depth measurements every 10 or 30 seconds.
  • Page 22 Safety Factor (SF): The safety factor may be set to 0, 1 or 2. When set to 0, the computer will perform calculations based on the current altitude setting. If set to 1, the calculations are made as though the computer was at one altitude sector higher.
  • Page 23 QuantumX Owner's Manual IMPORTANT NITROX NOTE: If a mix is set to 22% or higher, the QuantumX will default the FO for that mix to 99% after a 10 minute surface interval and display the mix as two dashes ( - - %); if a mix is set to Air, it will stay set to Air indefinitely.

  • Page 24: Plan Mode

    To enter Plan Mode, press the MODE button until PLAN is displayed in the dot matrix display. Note: If the QuantumX is set to GAGE mode, PLAN mode is disabled. In Plan Mode, the buttons operate as follows: Press B to go to the next deeper depth-time combination.

  • Page 25: Logbook Mode

    QuantumX Owner's Manual Logbook Mode The QuantumX logs any dive that is at least 1.2m/4 ft., and has a dive time of at least three minutes. Its memory capacity is 60 hours or 60 logged dives if the sampling rate is set to 30 seconds. If the sampling rate is set to 10 seconds, the logbook capac- ity is reduced to 20 hours or 20 logged dives.
  • Page 26 Logbook - Page 1 Logbook Icon. Denotes that the computer is in Logbook Mode. Log Number: This is the sequential number of the dive relative to all the other dives in memory. The higher the number, the newer the dive, i.e., dive 1 is the oldest dive in memory.
  • Page 27 QuantumX Owner's Manual Recorded violations: Decompression: If a decompression dive was made, the label will be displayed; if the decompression stop was violated, the label will flash. Fast ascent: If the ascent rate was violated, the label will flash. violation: If you exceed the maximum operating depth for either mix, label will flash.

  • Page 28: Pro Le Mode

    Logbook - Page 3 3URÀOH 0RGH In addition to the basic logbook data, the QuantumX also records the dive depth every 10 or 30 seconds (see Dive Mode Settings on pages 18-21). The Profile Mode plays back the profile in one-minute increments. This profile information is also down- loadable to a PC.
  • Page 29 In Profile Mode, the buttons operate as follows: Pressing A goes to the next dive profile. Pressing B goes to the previous dive profile In Profile Mode, the QuantumX displays the fol- lowing information: Dive profile: A graphic representation of the dive profile for the entire dive.

  • Page 30: History Mode

    If the computer is set to Dive Mode, it will show the Dive Mode History; if set to Gage Mode, it will show the Gage Mode History. In History Mode, the QuantumX displays the fol- lowing information: HIstory Mode - Dive Mode Summary...

  • Page 31: Pc Transfer Mode

    Pressing B has no function Pressing Mode will exit PC Transfer Mode and go to Set Time Mode. WARNING: The QuantumX cannot enter Dive Mode while in PC Transfer Mode. You must exit this mode before attempting to dive. Otherwise, the computer will not perform any nitrogen or oxygen calculations, which may lead to serious injury or death.

  • Page 32: Time Settings Mode

    Time Settings Mode The QuantumX records the time and date of each dive into memory; therefore, it is important to make sure that the time and date are set correctly. Remember to set the time after changing the bat- tery or traveling to a different time zone.

  • Page 33: Change Units Of Measure

    AM or PM label will disappear. Change Units of Measure The QuantumX allows you to change the units of measure from Imperial (feet, °F) to Metric (meters, °C), or vice versa. Press MODE until DIVESET appears in the dot-matrix display (see Dive Settings Mode).

  • Page 34: Section 2: Diving With The Quantumx

    Section 2 Diving with the QuantumX WARNING: Never use the QuantumX unless it has been with you since the first dive. Using a “clean” computer (no residual nitrogen) after you have already made a dive(s) may result in the computer allowing you more no- decompression time than you really have.

  • Page 35: Automatic Activation

    QuantumX Owner's Manual Automatic Activation At the top of the QuantumX are two water contacts. When the water contacts are submerged, the computer automatically enters Dive Mode. The automatic activation features works when the QuantumX is in any of its surface modes except for PC Transfer Mode.

  • Page 36: No-Decompression Dive Mode

    No-decompression Dive Mode The QuantumX has a primary dive display and two alternate displays that you can access with a press of a button. The buttons work as follows: Press and hold A to show the alternate displays. When the button is released, the computer switches back to the primary display.
  • Page 37 QuantumX Owner's Manual Nitrogen Bar Graph: Graphically shows your body absorbing and eliminating Nitrogen. The bar graph has nine segments. When the last segment appears, you have gone beyond the no-decompression limit and now require mandatory decompression stops. Oxygen Bar Graph: Graphically...

  • Page 38: Alternate Displays

    Alternate Display 1 Pressing and holding the A button shows the first alternate display: Time of Day: The current time of day Safety Factor setting: The current Safety Factor that was selecting in the Dive Settings Mode. : The FO of the mix currently in use.

  • Page 39: Safety Stop

    Safety Stop Whenever you make a dive deeper than 10m/33ft., then ascend above 6m/20 ft., the QuantumX will display a three minute safety stop countdown. Ignoring the safety stop will not penalize you, however, it is highly recommended that you perform the complete three minute safety stop before surfacing from the dive.

  • Page 40: Switching Nitrox Mixes

    PO is 1.6 or higher, the QuantumX will not allow the switch. If the mix is set to default (- - %), the QuantumX will not allow the switch to the new mix.

  • Page 41: Decompression Dive Mode

    QuantumX Owner's Manual Decompression Dive Mode If you exceed the no-decompression time limit, you will be required to make mandatory decompres- sion stops. The computer will automatically switch from normal Dive Mode to Decompression Dive Mode. In Decompression Dive Mode, the Quan-...

  • Page 42: Deep Stops

    Deep Stops Deep Stops appear only in Decompression Dive Mode and if the Deep Stop feature is set to ON (see Dive Settings Mode on pages 18-22) and if the dive is deeper than 21 meters (69 feet). Deep stop depth: This is the depth at which the deep stop is performed.

  • Page 43: Summary Of Warnings And Alarms

    18 m (60 ft) or deeper 16 m (52 ft)/min If you exceed the fastest allowable ascent rate, the QuantumX flashes the SLOW symbol, sounds an audible alarm, and flashes the current depth. The warning will remain in effect until you slow your ascent or go shallower than 1.5 m (5 ft).

  • Page 44: Po2 Warnings

    Warnings When the actual PO matches the PO setting, the computer will sound a 3-second alarm twice, show "PO2 CAUT" in the dot matrix display, and flash the PO indicator, PO , and DIVE.T label. If the PO reaches or exceeds 1.6, the computer sounds a continuous audible alarm, "PO2 ALARM"...

  • Page 45: No-Decompression Limit Warning

    JUH\ VHJPHQWV ÁDVK Decompression Stop Violation Warning If you ascend shallower than the required decom- pression stop, the QuantumX will alert you by flashing a "DECO AL STOP!" warning in the dot matrix display, DECO label, current depth, deco stop depth, and deco stop time. This warning will remain in effect until you descend to, or slightly deeper than, the decompression stop depth.

  • Page 46: Oxygen Limit Warnings

    Oxygen Limit Warnings When the next to last segment appears on the OLI bar graph, the QuantumX flashes "OLI CAUT" in the dot matrix display and the bar graph. When the last segment on the OLI bar graph ap- pears, the audible alarm sounds, and "OLI ALARM"...

  • Page 47: Out-Of-Range Warning

    QuantumX Owner's Manual Out-of-Range Warning The out-of-range warning only occurs when you take the QuantumX to extreme depths and/or time limits. To activate the out-of-range warning, you must exceed one of the following limits: Maximum depth limit of 99.9m/328 ft.

  • Page 48: Gage Mode

    Primary display GAGE Mode indicator: Alerts you that the QuantumX is in Gage Mode. Current Depth: How deep you are at any moment during the dive Dive Time: The amount of time below 1.5m/5 ft.

  • Page 49: Alternate Displays

    QuantumX Owner's Manual Alternate Display 1 Pressing and holding the A button shows the first alternate display: Time of Day: The current time of day Gage Mode - Alternate Display 1 Alternate Display 2 While continuing to keep the A button pressed, the...

  • Page 50: System Reset Button

    System Reset Button On the backside of the QuantumX is the System Reset Button. Pressing this button erases all residual nitrogen/oxygen information, and it resets the time and date to its default setting. This feature is primarily used by dive shop rental departments.

  • Page 51: Care & Maintenance

    The most common damage inflicted on a computer while diving is scratches in the lens. If the QuantumX is worn on the wrist, you must be careful when reaching into rocky holes and crevices to avoid scratching the computer. If you have the Quan- tumX in a gauge console, secure the gauge close to you body so the gauge doesn't get dragged over coral and rocks.

  • Page 52: Care After The Dive

    Care after the dive Soak the QuantumX in a warm, fresh water bath to dissolve salt crystals. Rinse thoroughly with fresh water and towel dry before final storage. Store the computer in a cool, dry and protected place. Do not store the computer in a wet or humid environment.
  • Page 53 QuantumX Owner's Manual WARNING: All memory of nitrogen and oxygen loading is erased when the battery is removed. If you change the batteries between dives, you must wait 24 hours before diving again. Otherwise, you may increase the risk of decompression sickness.
  • Page 54 With your finger, lift up on Inspect the gold contact and the edge of the battery op- small spring contact for signs posite the gold contact and of bending, breakage or cor- remove the battery. rosion. If you find any signs of damage, return the unit to your authorized dealer and do not attempt to use it.
  • Page 55 Note: It is recommended that you do not handle the new battery with bare fingers, as skin oils may impair the electrical contact. Handle the battery with a lint-free cloth or wear gloves. The QuantumX uses a CR2032 3v lithium coin cell battery. The new battery is installed with positive (+) side facing upward. Insert...

  • Page 56: Technical Specifications

    TECHNICAL SPECIFICATIONS Accuracy Time Average monthly variance ±30 seconds Depth ±3%+0.5m (±3%+2 ft.) Temperature ±2.0°C (±4°F) Measurement Range Depth 0 to 99.9 msw (0 to 328 fsw) Dive Time Dive Mode: 0-599 minutes; Gage Mode: 0-1199 minutes Altitude 0 to 6000 m (0 to 19680 ft); measured every 10 minutes Temperature -5 to 40°C (23 to 104°F);...

  • Page 57: Nitrox Settings

    QuantumX Owner's Manual Nitrox Settings 21 to 99% in 1% increments for all mixes PO2 Limits 1.0 to 1.6 for all mixes Operational Limits Waterproof limit 99.9 msw (328 fsw) Operational Temperature -5 to 40°C (23 to 104°F) Battery Battery Type...

  • Page 58: Physical Dimensions

    Physical Dimensions Diameter 62mm (2.44 inches) Thickness 25mm (.98 inches) Weight 115 g (4.1 oz) Algorithm Type Modified Swiss model by Randy Bohrer Number of Tissue Compartments...
  • Page 59 QuantumX Owner's Manual...
  • Page 60 QuantumX User's Guide, Copyright 2009 Apeks Marine Equipment, Ltd. Neptune Way, Blackburn, Lancashire, England. BB1 2BT Tel. +44 (0) 1254 69220 Fax: +44 (0) 1254 692211 E-mail: info@apeks.co.uk Website: www.apeks.co.uk...

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