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Cressi LEONARDO 2.0 Directions For Use Manual
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Cressi LEONARDO 2.0 Directions For Use Manual

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DIRECTION FOR USE
EN
L E O N A R D O 2 . 0
L E O N A R D O 2 . 0

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Summary of Contents for Cressi LEONARDO 2.0

  • Page 1 DIRECTION FOR USE L E O N A R D O 2 . 0 L E O N A R D O 2 . 0...

  • Page 3: Main Features

    DIVE COMPUTER • Dive history memory. • Possibility of eventual Reset (desaturation reset), useful for • CRESSI RGBM algorithm. New algorithm from the Cressi - Bruce instrument rental. Wienke collaboration based on the Haldane model integrated with • Bluetooth interface with general data and dive profile (optional).
  • Page 4 I I DANGER: CRESSI DOES NOT RECOMMEND USING THIS INSTRUMENT IMPORTANT: the LEONARDO Cressi computer is designed for FOR DECOMPRESSION DIVING.
  • Page 5 It is therefore important for one’s health not to exceed two dives per day. It is also I I DANGER: CRESSI DOES NOT RECOMMEND NITROX DIVING WITHOUT recommended to take a rest period of at least two hours between HAVING SUCCESSFULLY COMPLETED A SPECIFIC COURSE RELATED dives.
  • Page 6 THAT BECOMES SAFETY INFORMATION ONLY AND EXCLUSIVELY ONCE IT HAS BEEN SIFTED AND PROCESSED BY THE HUMAN MIND. A Cressi reserves the right to make changes to the instrument without prior notice as a result of the constant technological updating of its SOUND AND THOROUGH THEORETICAL PREPARATION IS THEREFORE RECOMMENDED.

  • Page 7: Clock Function

    Long. Long (3 Sec.) \ RETURN Long (3 Sec.) \ RETURN computer can be connected to a portable device via the Cressi interface Long (1 Sec.) \ ENTER \ ESC (accessory) and the relevant software (accessory). Short NEXT (ONE STEP) Long (3 Sec.) \...
  • Page 8 NOTE: The computer is able to switch on automatically during a dive within 20 seconds when the depth of 1.2m/4ft is exceeded, even if it is not switched on by the diver. Cressi nevertheless recommends NITROX turning the instrument on and checking its parameters.

  • Page 9: Pre Dive Air

    ORA/DATA MODE-S DIVE-S TIME-S PLAN SYSTEM Long (3 Sec.) \ RETURN Short NEXT (ONE STEP) From each of these screens, pressing the Long accesses the Long (1 Sec.) \ ENTER \ ESC relevant functions: Long (3 Sec.) \ RETURN www.cressi.com...

  • Page 10: Pre Dive Nitrox

    PRE DIVE NITROX ORA/DATA TIME NITROX MAX DEPTH The computer is ready for diving The current time and date can be viewed on this screen...
  • Page 11 Short NEXT (ONE STEP) By pressing the Long button , the data for the selected dive can Long (1 Sec.) \ ENTER \ ESC be displayed. Long (3 Sec.) \ RETURN NOTE: the logbook is not resettable www.cressi.com...
  • Page 12 LOG AIR LOG EAN The AIR dive log consists of 2 pages that can be scrolled by briefly The EAN (NITROX) dive log consists of 2 pages that can be scrolled by pressing the button Short briefly pressing the Short button on page 1: Short NEXT (ONE STEP)
  • Page 13 It is good to remember that when we go to high altitudes (higher altitudes than where we live), our physique undergoes alterations due to the oversaturation of nitrogen that must rebalance with the external environment. In the same way, it is important to www.cressi.com...
  • Page 14 NOTE: the computer is set by the factory with DEPTH in OFF. remember that, due to the lower partial pressure of oxygen in the atmosphere, our bodies require a certain period of acclimatisation. It is therefore advisable, after arrival at altitude, to wait at least 12 to 24 OXYGEN PARTIAL PRESSURE P02 hours before diving.
  • Page 15 PO2 to lower values, up to a minimum of 1.2 bar. The available values range from 1.2 to 1.6 in steps of 0.1 bar. The set value will remain stored on the computer until it is set again by the diver. www.cressi.com...
  • Page 16 PLAN (immersion programming) % 02 Short NEXT (ONE STEP) From this screen, press the Long button to access the PLAN DEPTH NO DECO Long (1 Sec.) \ ENTER \ ESC TIME function (planner): This function allows you to display, depending on the Long (3 Sec.) \ RETURN mixture used in the mode (Nitrox or Air), the no-decompression time...
  • Page 17 PC LINK - PC COMPATIBLE INTERFACE SYSTEM - system menu LEONARDO Cressi can be interfaced with a Personal Computer or The system mode allows you to download data to portable devices, portable device.To connect the two computers follow the steps below: change system settings, reset the instrument, etc.
  • Page 18 UNITS - SETTING METRIC/IMPERIAL UNITS OF MEASUREMENT To activate the alarm override function, from the AL.SP screen press the Short NEXT (ONE STEP) The LEONARDO computer can indifferently perform its calculations Long button to enter the function, press the Short button Short Short Long (1 Sec.) \...
  • Page 19 Long (3 Sec.) \ RETURN three beeps will be heard to confirm that the instrument has been reset. case of forgetfulness, the computer will activate automatically but in a maximum time of 20 seconds as soon as the same depth is reached. www.cressi.com...
  • Page 20 DIVING IN SAFETY CURVE. Other important information is obtained by pressing the Short button AIR FUNCTION: Diving with air. during the dive and represents: Short NEXT (ONE STEP) - The maximum PO2 set. Long (1 Sec.) \ ENTER \ ESC When set to AIR mode, the following information is shown on the - The selected mode (Air).

  • Page 21: Before A Nitrox Dive

    Otherwise, the decompression and gas toxicity information provided by the computer will be life-threatening. Before, after and during a NITROX dive, it is imperative to check the Oxygen percentage and make sure it exactly matches that of the cylinder. www.cressi.com...
  • Page 22 DURING A NITROX DIVE Other important information is obtained by pressing the Short Short during the dive and represents: Long (1 Sec During a Nitrox dive on a safety curve, in addition to all the information - The maximum PO2 set. Long (3 Se of a normal air dive, the following will also be present: - The set oxygen percentage %O2.

  • Page 23: Cns Toxicity Display

    CNS TOXICITY DISPLAY The computer is able to constantly monitor another fundamental The LEONARDO Cressi computer is able to graphically represent the parameter related to oxygen: the Partial Pressure (PO2) value. Oxygen level of Oxygen toxicity to the Central Nervous System (CNS). It is toxicity can in fact occur either through excessive exposure or through related to the Partial Pressure of Oxygen and the diver’s exposure time...
  • Page 24 DANGER: Too fast an ascent speed exponentially increases the risk of MDD! Cressi always recommends that, at the end of each dive, you make a safety stop (commonly called “safety stop”) of 3 min at 5m...

  • Page 25: Safety Stop

    If the Deep Stop is omitted by the recommended if, for example, the maximum ascent speed is repeatedly diver, the warnings will be cancelled and the computer will recalculate exceeded. Cressi recommends always respecting it in order to avoid the ascent plan without that stop. safety problems.
  • Page 26 DANGER: Do not use this instrument for diving outside the safety decompression stages. curve! Cressi does not recommend using this computer for - Icon “DIVE. T” icon indicating elapsed dive time. decompression diving.
  • Page 27 Monitor yourself in the event of the onset of MDD symptoms specific software and/or special tables. In this regard, Cressi reminds by contacting DAN and a hyperbaric centre and providing as much you that sport dives must be conducted within the safety curve and at data as possible on the dive performed.

  • Page 28: Surface Interval

    LIGHT button. The display backlight lasts for a few DANGER: Cressi categorically advises against diving with gas seconds after which it will switch off automatically. During backlighting, mixtures other than air without having attended a specific course.

  • Page 29: Cura E Manutenzione

    CURA E MANUTENZIONE LEONARDO Cressi was designed and built to withstand the harsh conditions of intense underwater use. It should be remembered, however, that it is a precision instrument that deserves all due care.
  • Page 30 Cressi centre to have the instrument serviced. - Calibration for salt water (in fresh water the indicated depths are If everything appears to be in good condition, remove the battery approx.
  • Page 31 B) one year for consumables and accessories, including but not limited to straps, buckles, etc. (whether included in the retail package or sold Cressi provides this limited warranty to the purchaser of the Cressi dive separately). (whether included in the sales package of the dive computer computer and Cressi dive computer accessories (product).
  • Page 32 Warranty claims will be fulfilled free of charge at the sole discretion of Cressi or an authorised Cressi centre and the product will be repaired or replaced within a reasonable time.
  • Page 33 www.cressi.com...
  • Page 34 Mexico: Cressiwater S.A.P.I De C.V. Brasil: Central de Abastos, Carretera Cressi Brasil COM. MAT. ESP. LTDA Cancun-Aeropuerto km 17, Cancun Avenida Padre Anchieta, 175 Jordanópolis Quintana Roo. C.P. 77565 São Bernardo do Campo, SP. 09891-420 Mexico, VAT NO. CRE161110812 CNPJ: 35.112.958/0001-59...