Cressi EDY User Manual
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Cressi EDY User Manual

Underwater computer
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Summary of Contents for Cressi EDY

  • Page 1 User’s manual User’s manual...

  • Page 2: Table Of Contents

    TABLE OF CONTENTS 3.3.3. - CNS toxicity display (OLI) ..... . pag. 211 3.3.4. - PO2 alarms ........pag. 211 1.
  • Page 3 5. - CARE AND MAINTENANCE - Care and maintenance ..... . pag.229 5.1. - Battery replacement ......pag.230 6.

  • Page 4: Introduction

    1. - INTRODUCTION. • CNS oxygen toxicity graphic indicator • Back-luminescent display Congratulations on your purchase of your , underwater • Incorporated calendar and clock with alarm and time zone computer, a sophisticated and complete instrument, realized functions in order to offer you the utmost performance, reliability •...
  • Page 5 DANGER: Cressi-sub discourages the use of this WARNING: the present instrument should be used only by instrument in decompression dives. In the event that no...
  • Page 6 GAGE during the 48 hours elapsing since last apnoea dive. quent 48 hours. As a result of technological advancements/changes, Cressi- WARNING: avoid any dive presenting very risky profiles, sub reserves the right to modify the instrument without noti- such as "yo-yo"...

  • Page 7: Introduction

    Cressi-sub underwater computer may be connected to a compatible IBM personal computer, by means of Cressi-sub computer is a multifunctional instrument Cressi-sub interface (accessory) and the related Cressi PC for sport diving. It will supply any wanted information on depth, Logbook software (accessory).
  • Page 8 In order to understand all the computer’ s functions and their meaning, the manual is divided in five main chapters, dealing with every possible situation: • 1 - Introduction and safety measures • 2 - Before diving • 3 - While diving •...

  • Page 9: Before Diving

    2) Before diving 2) Before diving Foto Ghisotti...

  • Page 10: Display And Controls

    2.2. - Clock functions. 2.1. - display and controls. 2.2.1. - Clock display. ‘s clock display is always on, and the related battery consumption is unnoticeable. It shows, in its central part, the time in hours and minutes; at the bottom, the seconds; at the top, the week’s day, the calendar’s month and day (picture 1).

  • Page 11: Alarm Clock (Daily) And Time Signal Setting

    Related topics: use. Although, it must always be checked that the appropria- te altitude adjustments have occurred. The function is carried • 2.2. - Clock functions out automatically, updating every 10 minutes the atmosphe- ric pressure values and showing the related altitudes levels as 2.2.3.

  • Page 12: Parameters Setting

    WARNING: should the display show the symbol of a bat- • PO2 is the maximum partial oxygen pressure, which may be tery (picture 4 a-b), the computer must NOT be used. set by the user on values between 1.0 bar (included) and 1.6 Should it appear during a dive, the diver must immediately bar (included), by variations of 0.1 bar, obtained at each surface.

  • Page 13: Gage (Or Depth Gauge/Timer) Program Parameters Setting

    By the way, la Cressi-sub reminds you that sport dives must be residual nitrogen, therefore reducing the curve times. carried out within the no-decompression guidelines and at the When the computer is set on DIVE , program, by depressing maximum depth of 132 ft..

  • Page 14: Faee (Or Apnoea) Program Parameters Setting

    In such case, the diver may be exposed to risks including serious Cressi-sub computer is equipped with a FAeE (or physical damages and, in extreme cases, even death. apnoea) program, intended for all those divers who want to...

  • Page 15: Instrument General Setting

    meters, that is current depth, maximum depth reached by alarm. The computer is preset on the values of 131 ft. and OFF. plunging, dive time, with a frequency of data sampling (sam- At the end of the dive FAEE program processes the pling time) of 1 second.

  • Page 16: Date And Time Adjustment

    2.7.3. - Units of measure setting. (between 0 and 324,7 ft.), by depressing button D ( Cressi-sub computer can make computations both by When the wished depth has been set, use again buttons C metric units (depth in meters and temperature in °C) and by ) and D ( ), to switch on or off the alarm.

  • Page 17: While Diving

    3) While diving 3) While diving Foto Ghisotti...
  • Page 18 Further important information are obtained by keeping button 3. - DIVE program. ) depressed by diving: they show (picture 12): Cressi-sub computer supplies two DIVE computing pro- current PO2; grams: for Air dives (DIVE program) and for Nitrox or EAN (Enriched Air Nitrox) dives.
  • Page 19 • 2.4.1. - DIVE program parameters setting training course on the use of such mixtures. • 2.7.3. - Units of measure setting. DIVE Nitrox program of Cressi-sub computer allows • 3.3. - Nitrox parameters setting making saturation and de-saturation computations for a dive •...
  • Page 20 WARNING: the computer keeps the set PO2 until the Depress button A ( ) for some seconds to confirm diver resets it manually on different values. the set percentage and revert back to the normal display (picture 1). Related topics: NOTE: it is possible to vary the Nitrox mixture’s setting •...

  • Page 21: Air Dive

    3.3.3. – CNS toxicity display • 3.3.2. - Nitrox mixture oxygen fraction (FO2%). • 3.3.4. - PO2 alarms. Cressi sub computer displays a graph of the oxygen • 4.2. - Dive logbook toxicity level to the Central Nervous System (CNS). The toxicity level depends on the oxygen partial pressure and on the expo- 3.3.4.

  • Page 22: Curve Dive (Non Decompression Dive)

    3.4.1. – Ascent rate. diver within a range between 1.0 bar and 1.6 bar. consi- Cressi-sub computer’ s algorithm considers different ders the 1.6 bar value as the partial pressure maximum allo- ascent rates according to the depth. The rate is shown on...

  • Page 23: Safety Stop (Stop)

    Related topics: computer. • 3.5. - Decompression dive. NOTE: Cressi-sub always recommends a safety stop after 3.5. - Decompression dive ( DECO ). the end of any dive, lasting about 3-5 min. at 10 ft.-20 ft. DANGER: do not use this instrument to dive beyond...

  • Page 24: Omitted Decompression Stage Alarm

    During rough sea conditions, it may be difficult to comply with the next 48 hours. the decompression stage requirements without exceeding them. Cressi-sub recommends that shallowest depth (nea- In the event you feel any symptoms of decompression sick- rest the surface) be at depth of about 13-16 ft., even though...

  • Page 25: Gage (Or Depth Gauge/Timer) Program

    Related topics: carried out by means of proper tables. By the way, Cressi-sub reminds you that sport dives must be • 2.5. - GAGE (or depth gauge/Timer) program parameters setting carried out within the no decompression guidelines, at the •...

  • Page 26: Faee (Or Apnoea) Program

    3.7. - FAEE (or apnoea) program day will be reset automatically at midnight. It is though possible Cressi-sub computer is equipped with a FAEE (or to reset the apnoea dives’ memory of the day at any moment, apnoea) program, destined to the divers who wish to use the by following the procedure described in chapter 3.7.2.
  • Page 27 By exceeding the depth of 4 ft. the FAEE mode will switch on the DANGER: Cressi-sub strongly recommends to avoid counting, and the display will change as shown in picture 32, any apnoea diving after snorkel dives. Moreover, at least...
  • Page 28 Same information is given even when the computer is taken the display will get back to the main view shown in picture 37. out of water and the contact “E” switches off. In this case the Related topics: display will change as shown in picture 35-b, delivering follo- •...

  • Page 29: On Surface After A Dive

    4) On surface after a dive 4) On surface after a dive Foto Ghisotti...

  • Page 30: Surface Interval After A Dive Program Dive

    4. - On surface after diving/Data processing. 3 Surface time, given in hours and minutes, meaning the current surface interval, shown by the ( ) icon. This chapiter deals with all the “on surface” functions, mea- 4 graph of the residual nitrogen in the tissues after a dive. ning data processing after a dive carried out using computer.
  • Page 31 2 Time of last apnoea dive, given in minutes and seconds computations during the next 48 hours after concluding the by the icon “DIVE T.”; GAGE program dive. The value of such surface time, given in hours and minutes, is shown by the ( ) icon (picture 27) 3 Maximum depth reached during last apnoea dive, given in meters (m) or feet (ft) by the icon “MAX”.

  • Page 32: Dives Logbook Log

    "red" zone, the dive is considered a decompression dive. Cressi-sub computer stores data related to the last 30 hours’ dives (or to the last 60 dives) conducted in DIVE pro- 6 Indicator of altitude level at which the dive has been con- gram: the data are entered every 30 seconds in the logbook ducted (see chapter 2.2.).

  • Page 33: Gage Program Logbook

    D ( ). The mode’s number 1/3 is replaced by 2/3, Cressi-sub computer stores data related to the last 30 meaning the second of the available logbook modes related hours’ dives (or to the last 60 dives) conducted in GAGE pro-...

  • Page 34: Faee Program Logbook

    2 Dive’s end time (the time at which the computer has gone above 4 ft).; Cressi-sub computer stores data related to the last apnoea dives conducted in FAEE program: the data are ente- 3 Dive’s average depth (AVE) in m or ft.

  • Page 35: Dives Historic Memory Hist

    3 Apnoea dive’s average depth (AVE) given in m or ft. 4.3.1. – DIVE program dive historic memory. 4 Apnoea dive’s total time, given in minutes, shown by the Cressi-sub computer is also equipped with a historic "DIVE T." icon memory for DIVE program dives (HIST). To start this function,...

  • Page 36: Gage Program Dives Historic Memory

    NOTE: it is possible to vary the data stored in the HIST, 4.3.3. - FAEE program apnoea dive historic memory function, using the proper interface software (accessory). Cressi-sub computer is also equipped with a historic Related topics: memory for FAEE, program apnoea dives (HIST). To start this •...

  • Page 37: Dive Profile Paof

    USB port of your personal computer and installing 3 date of the selected dive’s profile the related Cressi PC Logbook (accessory) software, it will be Therefore, it is possible to scan the selected dive or apnoea possible to download all data stored in your computer.

  • Page 38: Instrument Reset

    The instrument may be completely reset, by using the file 1) Current time and calendar “ _RESET.exe” contained in the utilities of Cressi PC 2) Dive setting such as FO2, PO2Max, Depth alarm, Dive Logbook software in the PC interface (accessory). By doing...
  • Page 39 • 4.4. - Dive profile 5. - CARE AND MAINTENANCE. Cressi-sub is designed to operate in extreme condi- tions with extensive underwater use. 2) There is no connection between dive computer and PC You should always remember though that it is a precision interface unit.
  • Page 40 Should you notice humidity inside the display, have it checked quality itself, the temperature. immediately by an authorized Cressi-sub retailer. WARNING: always check your computer’s water-tight- Avoid over tighten your computer’s strap, in order not to ness! Any anomaly or ater infiltration due to incorrect battery stress the handles fastening it to the instrument.
  • Page 41 - Surface interval: from 0 to 48 hours reach a 50% saturation). Cressi-sub utilizes 12 stan- dard tissues, on which the mathematical model computa- - Altitude function monitoring: from 0 to 19.685 ft., measures tions are carried out, in any stage of the dive, on surface and every 10 minutes in the subsequent dives.
  • Page 42 The warranty cannot be transferred by the first pur- chaser to a third party. A purchase receipt (with purchase date) from an authorized Cressi-sub dealer is required for warranty service. Any unwarranted repair will be carried out at the buyer’s expense.
  • Page 48 Realizzazione grafica e stampa REV. A_05/06 COLOMBO GRAFICHE - Genova...

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