heinrichs weikamp OSTC cR User Manual
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heinrichs weikamp OSTC cR User Manual

With the firmware hwos tech
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OSTC 2 TR
OSTC 2
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with the Firmware
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Summary of Contents for heinrichs weikamp OSTC cR

  • Page 1 User manual OSTC 2 TR OSTC 2 OSTC cR OSTC plus OSTC dive computer with the Firmware hwOS tech...
  • Page 3 Additionally you the dive computers OSTC plus, OSTC 2, OSTC find some videos on our website and face- 2 TR and OSTC cR offers various possibilities book page which offer some easy explana- for configuration. For technical diving a full tions (for example how to change the bat- trimix program with five gases is available.

  • Page 4: Table Of Contents

    Content 1. Common advices........................6 1.1. Technical status....................6 1.2. About this manual..................6 1.3. Functions overview..................6 2. Safety advices.........................7 2.1. Requirements....................7 2.2. Before every dive...................7 2.3. While diving....................8 2.4. Safe use of the OSTC..................8 2.5. Environmental conditions.................8 3. Before first use........................9 3.1. Handling......................9 3.2.
  • Page 5 4.4. OC gas setup....................22 4.4.1. Edit gas...................22 4.4.1.1. Gas type............22 4.4.1.2. Gas mix............23 4.4.1.3. Change depth..........23 4.5. CCR/pSCR setup...................24 4.5.1. Mode..................24 4.5.2. Diluent setup................25 4.5.3. CCR Setpoints................25 4.5.4. pSCR setup................26 4.5.5. Maximum O2 content in the loop........26 4.6. Simulator......................26 4.6.1. Calculate a deco plan............26 4.6.2.

  • Page 6: Common Advices

    Copying or reusing this manual or parts of this manual is not allowed without the The OSTC firmware (integrated software) is written permission of heinrichs weikamp. an ongoing development. To make the best use of OSTC, we advise you to use the latest 1.3.

  • Page 7: Safety Advices

    If necessary, you must be able to finish your might allow water to intrude. For OSTC plus dive safely without a dive computer. (battery compartment), OSTC cR (S8 con- nector) and older models with USB port Do not adjust decompression parameters if check if all openings are closed.

  • Page 8: While Diving

    Only the bungee backplate, the cap of the battery compartment (OSTC plus and OSTC sport) and the cap of the S8 connector (OSTC cR) can be removed. There is no other way to open the housing without damag- ing the device.

  • Page 9: Before First Use

    3. Before first use heinrichs weikamp delivers the OSTC ready to use. But nevertheless check the battery status before using it the first time. The OSTC is attached to the arm with bun- gee. The bungee is already installed (Bun- gees, page 37).

  • Page 10: Modes Of Operation

    3.2. Modes of operation Sleep mode The OSTC has three modes of operation When the OSTC isn’t operated at the sur- and switches automatically between them: face, it switches into sleep mode after two Surface mode, dive mode and sleep mode. minutes to save energy.

  • Page 11: Modes Of Diving

    3.3. Modes of diving In apnea mode the OSTC remains in dive mode even when diving at low depths. You can switch into surface mode at any time In the main menu you can choose under by pushing the left button. Push ENTER to Deco Setup >...

  • Page 12: Compass Calibration

    3.4. Compass calibration OSTC has a tilt-compensated electronic compass. Like all other electronic compass- es it must be calibrated before use. The cal- ibration compensates aberration that can be caused by the battery. It is also recom- mended to calibrate the compass if your dive computer shows deviations in the heading reading.

  • Page 13: Surface Mode

    4. Surface mode 4.1. Display in surface mode Permanent items On the start screen the OSTC shows the fol- lowing items permanently: • a mbient pressure, clock, date • t emperature • b attery: level, type and voltage • d ive mode: Open circuit (OC), Closed Cir- cuit (CCR), pSCR, Gauge or Apnea • fi rst gas for diving • a fter diving: time since last dive, no fly...

  • Page 14: Settings

    4.2. Settings »pair« your dive computer with the device. This process depends on the operation sys- In the settings menu you can set up basic tem of the computer. In Windows: Click the configurations (like clock, language, display Bluetooth symbol in the system tray and se- brightness, button sensitivity).

  • Page 15: Display Settings

    You can adjust the period rent light conditions (not OSTC cR). In most individually. Upon a depth of 1 meter, the cases the default Eco is recommended. If dive can also be stopped manually.

  • Page 16: Adjust Buttons

    Reboot deco 4.2.8. Adjust buttons To delete the current decompression data choose reset deco and push ENTER. You`ll You can adjust the sensitivity of the piezo be prompted to confirm the action. For the buttons and how strong you have to press next dive the OSTC starts decompression them.

  • Page 17: Deko Setup

    4.3. Deco setup 90 percent. Thereby there is a safety margin of 10 percent to the M-value. In deco setup you can configure the dive Default: Saturation: 110%, mode of your OSTC and select important Desaturation: 90% settings for the decompression calculation. ZH-L16+GF The more modern algorithm Bühlmann ZH- L16+GF with gradient factors calculates...

  • Page 18: Deco Parameter

    4.3.3. Deco parameter Alternative GF (aGF) Settings for an alternative GF pair which You can modify the deco model with the can be toggled while diving. With »aGF se- saturation and gradient factors and adjust lectable: No/Yes« you can set up if the alter- it to your own needs.

  • Page 19: Last Deco

    4.3.4. ppO2 settings Desaturation Multiplier for desaturation process. A value of 100% corresponds to the pure Bühlmann Settings for maxium and minimum value model without any safety margin (in ZH- of oxygen partial pressure (ppO2). This val- L16). The lower the value, the more a slow- ue has an impact on the MOD (maximum er desaturation will be considered.

  • Page 20: Safety Stop

    4.3.5. Safety stop case of a bailout there will be no fTTS cal- culation. The safety stop can be switched on or off. After a dive within the no deco limit (NDL) Additionally the future value of the CNS the OSTC shows a safety stop of 3 minutes (CNS fTTS) that results from future TTS will in 5 meters.
  • Page 21 cent immediately. If the future TTS is acti- Adjust breathing minute volume To display the gas needs, some values must vated (value greater than zero) and set to 2 minutes, for example, the dive computer be entered first. For your travel gas and deco shows your future gas need that you will gas you can adjust your breathing minute have when you start with your ascent in 2...

  • Page 22: Oc Gas Setup

    4.4. OC Gas setup 4.4.1. Edit gas Use OC gas setup to configure presets for Select a gas in the OC gas list and press EN- up to five gases for scubadiving as well as TER to see details or to change values. For bailout gases for rebreather diving.

  • Page 23: Gas Mix

    During the dive you can select them any- tion depth (MOD). Use Reset to MOD to reset the value to the MOD. The MOD de- way, then the calculation starts from new. pends on the ppO2 value. Disabled gases are shown in blue letters. The change depth can only be configured for deco gases, for travel gases (or the “First 4.4.1.2.

  • Page 24: Ccr/Pscr Setup

    If you set a change depth for the setpoint, the setpoint change is made automatically at the respective change depth. Sensor Deco calculation via connected oxygen sen- sors (only possible in the OSTC cR and in the old model OSTC 3).

  • Page 25: Diluent Setup

    4.5.2. Diluent setup Better diluent In dive mode you can make a quick gas change (better diluent). Close to the config- In the Diluent menu you can configure your diluent gases. They are designated as ured change depth the OSTC shows the bet- gas 6 to gas 10.

  • Page 26: Pscr Setup

    4.5.4. pSCR setup flush it with 100% O2. The calculation will be adjusted accordingly. Settings for diving with a pSCR. Setting range: 80 – 100% Default: 90% 4.6. Simulator Use the simulator to simulate the dive mode of the OSTC or to calculate the deco- plan for your next dive.

  • Page 27: Start Simulator

    Setting range: 12 – 120 meters lation, also in comparison to other deco cal- culation programs. Default: 21 meters Bottom time Enter a value for the bottom time (the time you want to stay on the maximum depth).It can be increased in steps of 2 minutes. Setting range: 1 –...

  • Page 28: Logbook

    Sim: +5': longer the divetime for 5 minutes Note Layout: dive mode in large view If you want to safe your recorded dive data, All other functions are similar to the dive you can connect the OSTC via Bluetooth to mode and are described there.

  • Page 29: Dive Mode

    5. Dive mode • i n pSCR mode also: ppO2, O2 drop, Lung ratio • n o information 5.1. Displays in dive mode Permanent information In dive mode the OSTC shows the following items permanently on the display: • d epth in meter or feet (also the maximum depth) • d ivetime in minutes and seconds • N DL (No Deco Limit) or TTS (Time To Sur-...

  • Page 30: Menu In Dive Mode

    5.2. Menu in dive mode 5.2.1. Gas change (OC) In dive mode (OC) you can select your pre- Open the menu and select »Gas list« to do set gases (gaslist), reset the calculation of a gas change. You can choose between the your average depth (reset avr./stopwatch), gas mixes that you have prepared in »Gas use the alternative GF-pair (aGF) for decom-...

  • Page 31: Stoppwatch

    If you forgot to configure a gas, you can do this while diving with +/– for helium (He) and oxygen (O2). When you have adjusted the mix, select it and it will be active. Note Gases in red have a too high or low ppO2 to be used in the current depth (they can be selected anyway).

  • Page 32: Toggle Gf

    5.2.5. Bearing The options »Bearing« and »Layout« are not inside of the menu. They are on the same level as the menu call (left button). Press the button several times to get to Bearing and Layout. To make a bearing with the compass at first go to the compass view with the right but- ton.

  • Page 33: Layout

    5.2.6. Layout If »Auto SP« is activated, the setpoint is au- tomatically changed when you reach the With »Layout« you can activate an en- configured change depth. With »Fixed SP«, larged view of the dive mode. It only shows you must change manually; the change the values for dive time, depth, maximum depth is not indicated.

  • Page 34: Warnings

    5.3. Warnings can be done in display settings (page 15). After diving the OSTC shows a countdown Warnings appear in yellow and red on the of five minutes. When you descend again display. Depending on your custom view within this period, the whole time of div- the warnings appear in the custom view or ing will be saved in the logbook as only one in the upper part of the display (not dou-...
  • Page 35 Missed deco stop on 12 meters. Additionally there is Diluent warning: If you would flush with your dilu- a pre-warning for the current GF and for micro bub- ent now or breathe it OC, the ppO2 value would be bles (the tissues are so saturated that micro bubbles too high (or too low).

  • Page 36: Views In Dive Mode

    5.4. Views in dive mode »Deco Zone« appears as soon as one tissue starts to desaturate. From this point on, the warning thresh- old for »ppO2 max« is set to »ppO2 deco«. Tissue graphics for nitrogen (N2) and helium (He): The 16 tissue types are arranged horizontally.

  • Page 37: Maintenance

    The OSTC has a high-capacity rechargeable battery. In eco mode it offers up to 60 hours of runtime (OSTC 2, OSTC 2TR, OSTC cR). It takes up to seven hours to recharge it com- pletely. The battery of the OSTC plus offers...

  • Page 38: Changing The Battery

    ! Warning ! The rechargeable battery of the OSTC 2, The use of non-rechargeable 3.6V batteries OSTC 2 TR and OSTC cR is sealed and can in the OSTC plus is not allowed and these only be removed by heinrichs weikamp. The...

  • Page 39: Spare Parts

    In Windows: Click the protectors are available in the online shop Bluetooth symbol in the system tray and se- of heinrichs weikamp or at your dealer. lect the option »add device«. You don’t need www.heinrichsweikamp.com a PIN code.
  • Page 40 7.2. Software for the OSTC There are several ways to update the firmware: Data transfer with the OSTC is supported by many software applications for all com- OSTC Companion mon platforms. The applications provide Use the OSTC Companion, which you can easy-to-operate functions for transferring download from our homepage.

  • Page 41: Disposal

    8. Disposal According to the European WEEE directive, electrical and electronic devices must not be disposed with consumer waste. It’s com- ponents must be recycled or disposed apart from each other. Otherwise contamina- tive and hazardous substances can pollute our environment. You as the consumer are committed by law to dispose electrical and electronic devices to the producer, the deal- er or public collecting points at the end of...

  • Page 42: Technical Data

    Operating elements Two piezo buttons, OSTC sport: Push two buttons Housing Milled from a single block of alloy (OSTC plus and OSTC sport), ABS-PC (OSTC 2, OSTC 2 TR, OSTC cR), scratch resis- tant borosilicate-glass panel Dimensions 66 mm x 65 mm x 20 mm (OSTCplus)
  • Page 44 GmbH Adlerstraße 7 79098 Freiburg im Breisgau Deutschland...

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