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Quick Reference Guide

NO DECO

SURF

A 0

A 1

A 2

MAX

DIVE TIME

DIVE

BAT

CEILING

ASC

¡C

¡F

C
S

HIS

LOG

ALT

SET

PLAN

MODE

PLAN

MODE

PLAN

Arrows: Decompression Stop at the Ceiling Depth, Ascent
Recommended, Must Descend

Ascent Rate Indicator

Current Time Display, Surface Interval/No Flying Time,
No-Decompression Time, Ceiling Depth/Total Ascent Time

Common Contact

Temperature, Dive Counter, Maximum Depth During Diving,
Day of the Month

Multifunctional Bar graph: Mode Indicator, Battery Power
Indicator, Reverse No-Decompression Time

Present Depth, Maximum Depth at the Surface, Fast Ascent
Warning (SLOW), Average Depth in the Logbook

Time Display! Mode Selection Contact

Personal Adjustment/High Altitude Mode

Activation/Dive Planning Contact

Low Battery Warning

Dive Time, Month

Содержание IMPREX II IQ-400

Страница 1: ...Owner s Instruction Manual 01 1...

Страница 2: ...ion Time Ceiling Depth Total Ascent Time Common Contact Temperature Dive Counter Maximum Depth During Diving Day of the Month Multifunctional Bar graph Mode Indicator Battery Power Indicator Reverse N...

Страница 3: ...999 dive time hours maximum depth ever recorded Visual alarms Color coded graphics Phosphorescent LCD display Easily replaceable protective shield Wrist and console models DEFINITION OF WARNINGS CAUTI...

Страница 4: ...and accept that there is no proce dure or dive computer that will totally prevent the possibility of a decompression accident For example the individual physio logical make up can vary within an indi...

Страница 5: ...t the IQ 400 be not used for commercial or other severe diving activity WARNING PERFORM PRECHECKS Always check the IQ 400 before diving in order to ensure that all LCD segments are completely displaye...

Страница 6: ...ESSION TIME BAR GRAPH 17 3 3 3 ASCENT RATE INDICATOR 18 3 3 4 VISUAL ALARMS 19 3 3 5 DECOMPRESSION DIVES 20 3 4 AT SURFACE 23 3 4 1 SURFACE INTERVAL 23 3 4 2 FLYING AFTER DIVING 24 3 5 PERSONAL ADJUST...

Страница 7: ...l data The instrument can be adjusted for diving at different altitudes or to add an extra level of conserva tiveness if desired The screen is protected against scratches and damage by a replaceable s...

Страница 8: ...account dives made without the computer Thus any diving activity 48 hours prior to initial use of the computer may give misleading information and must be avoided Personal High Altitude Adjustment Mor...

Страница 9: ...ative whenever it is believed that factors which tend to increase the possibility of decompression sickness exist see Section 3 5 Failure to properly select the personal altitude adjustment mode corre...

Страница 10: ...g 1 1 Sawtooth Profiles where the diver alternates between greater and shal lower depths repeatedly throughout the dive Reverse Profiles where the diver spends most of the dive at shallow depths and t...

Страница 11: ...nditions and predive activities especially those which tend to increase dehydration may increase the risk of decompression sickness As a safety precaution TUSA recommends that divers using the IQ 400...

Страница 12: ...ed that any dive carries some risk of decompression sickness and neither the authors nor TUSA will assume any responsibility or liability for accidents or injuries which might occur for any reason 2 G...

Страница 13: ...HE IQ 400 This section contains instructions on how to oper ate the IQ 400 and interpret its displays Each dis play has been carefully designed to provide impor tant information you will need to plan...

Страница 14: ...personal and or altitude adjustment can be set Time Setting at Set the time and date can be adjusted Return you can at any time exit the above modes by touching all three contacts at the same time Fi...

Страница 15: ...vation it will automatically switch off to the time display in 10 minutes to conserve the battery power The IQ 400 does not need to be reactivated for repetitive dives It will remain active until it h...

Страница 16: ...resent depth is 0 0m 0ft The personal altitude adjustment mode is A1 The depth display will alternate between present and maxi mum depth The Low Battery Warning battery symbol indicates that the batte...

Страница 17: ...m 150 ft in 3 m 10 ft increments Fig 3 5 It takes about 45 seconds to run through the complete cycle after which the IQ 400 will 15 Battery Voltage Display After Activation Operation Figure over 3 0V...

Страница 18: ...an be retrieved any time on the surface mode by touch ing the MODE and MODE PLAN contacts for about two seconds The current time and date will be shown for four seconds Fig 3 7 When diving the dive en...

Страница 19: ...ppears As your body absorbs more nitrogen more segments start to appear Green Zone a As a safety precaution TUSA recommends that divers using the IQ 400 should maintain the no decompression bar graph...

Страница 20: ...ing appears you should immediately slow down or stop your ascent until the warning disappears You must not ascend shallower than 3 m 10 ft with the SLOW warning on If you reach this depth with SLOW on...

Страница 21: ...ceiling The IQ 400 will otherwise enter a permanent error mode in three minutes indicated by a non blinking Er the ceiling descends to 10 m 30 ft A blinking error warning Er appears You should immedia...

Страница 22: ...hin a range of depths Background When your NO DEC TIME becomes zero your dive becomes a decompression dive i e you must perform one or several decompression stops on your way to the surface The NO DEC...

Страница 23: ...ession Dive Below the Ceiling Zone The minimum ascent time is 4 minutes The upward pointing arrow tells you to ascend the ceiling is at 3m 10 ft MAX DIVE TIME CEILING ASC A1 A m S C S P E E D HIS LOG...

Страница 24: ...e surface In this case it will be more manageable to maintain an addi tional distance below to the ceiling to make sure that the waves do not lift you above the ceiling TUSA recommends that decompress...

Страница 25: ...ndicated by a blinking airplane Fig 3 17 e Display II Fig 3 18 The present depth in meters ft Fig 3 18 a The desaturation no flying time in hours an 23 Figure 3 16 Displays After Violated Decompressio...

Страница 26: ...ing The no flying time is shown in the center window next to the non blinking airplane image The blink ing airplane is a reminder when the alternative dis play showing surface time is on Figures 3 17...

Страница 27: ...tiple dives for several days or make dives that require decompression stops should take special precautions and wait for an extended interval beyond 12 hours before flight TUSA recommends that flying...

Страница 28: ...ty of decompression sickness include but are not limited to cold exposure water temperature less than 20 C 68 F the diver is below average physical fitness level multiday or repetitive dive exposure d...

Страница 29: ...hed no further diving or flying should take place for a minimum of two days Omitted Decompression The most common ERROR MODE results from omitted decompression when the diver stays above the ceiling f...

Страница 30: ...nd the date and time setting The menu based functions are activated using the water contacts Keep your fingers on the MODE and MODE PLAN contacts while the IQ 400 scrolls through the menu Fig 4 1 The...

Страница 31: ...ached during the dive b SLOW if the diver has surfaced with this warning on downward pointing arrow if the ceiling was violated Er in the center window if the ceiling was violated permanently over 3 m...

Страница 32: ...replacement has been done according to the instructions In the dive planning mode the dives are numbered according subsequent repetitive dives within a dive series whereas in the logbook the dives are...

Страница 33: ...simmediatelywhenAlt appearsonthedisplay Withinacoupleof secondsthepre sentpersonal altitudeadjustmentsettingisshown Fig 4 7 31 Figure 4 5 Violation Displays in the Logbook Display I Display I shows SL...

Страница 34: ...400 will return to the surface mode 4 4 Setting Time and Date The current date and time is read by connecting the MODE and MODE PLAN contacts for about two second as described in Section 3 2 3 Calend...

Страница 35: ...is blinking Fig 4 14 Repeat step 2 to change this value Fig 4 15 4 Repeat steps 2 and 3 to change any additional values 5 Exit the Time Setting mode with the RETURN command i e by connecting all thre...

Страница 36: ...e scuba cylinders nor chemicals like acetone and alcohols ethanol isopropanol 34 NOTE The clock is on time is elapsing when setting it and exiting the Time Setting mode It is not possible to reset the...

Страница 37: ...moisture will be trapped next to the contacts and will not allow your IQ 400 to operate properly The water contacts can be cleaned with a soft pencil eraser IMPORTANT The IQ 400 should be soaked then...

Страница 38: ...butor 6 TECHNICAL DESCRIPTION 6 1 Operating Principles The TUSA IQ 400 is a multi functional sport diving instrument which pro vides information on depths times and decompression requirements Its elec...

Страница 39: ...rst Dive of a Series Personal high altitude adjustment mode Depth ft A0 A1 A2 U S Navy 30 149 102 40 120 86 65 200 50 69 56 41 100 60 51 38 29 60 70 36 29 23 50 80 28 23 19 40 90 22 18 15 30 100 17 14...

Страница 40: ...a different rate The compartments that absorb and release nitrogen rapidly are believed to have a high tolerance for excess nitrogen whereas compartments that absorb and release nitrogen more slowly...

Страница 41: ...duced Surface Intervals The IQ 400 requires a minimum surface interval of 10 minutes between dives If a surface interval is shorter than 10 minutes the IQ 400 dive counter and dive timer treat the nex...

Страница 42: ...ion day and month Other Displays Dive time 0 to 199 min 999 dive hours in the history memory Surface time 0 to 39 h 59 min Dive counter 0 to 255 dives 999 dives in the history memory No decompression...

Страница 43: ...r any other warranty appears to be necessary return the product freight prepaid to your TUSA Dealer or qualified repair facility Include your name and address proof of purchase and or service registra...

Страница 44: ...arranty or to make any additional warranty This Instruction Manual should be kept with your IQ 400 8 GLOSSARY Altitude dive A dive made at an elevation above 700 m 2300 ft above sea level Ascent rate...

Страница 45: ...ncludes time spent at vari ous depths and whose no decompression limits are not determined solely by the maximum depth attained No decompression The maximum amount of time a diver may remain at a time...

Страница 46: ...____________________________________________________ Address ________________________________________________________ City ___________________________________________________________ State ZIP _______...

Страница 47: ...UROPE CORPORATION B V NIEUW POORTSRAAT 84 A 1055 RZ AMSTERDAM HOLLAND TEL 20 681 5955 FAX 20 682 4527 TABATA DEUTSCHLAND GMBH Balser Strabe 1579639 Grenzach Wyhlen F R GERMANY TEL 07621 669466 FAX 076...

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