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Tusa TC1 User Manual

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TUSA TC1 ( IQ1301 ) DIVE COMPUTER
USER GUIDE 【 1st/en 】
The CE mark is used to mark conformity with the European Union
EMC directive 2014/30/EU.
IN-TC1-EN-1ST
Page 1

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  • Page 1 TUSA TC1 ( IQ1301 ) DIVE COMPUTER USER GUIDE 【 1st/en 】 The CE mark is used to mark conformity with the European Union EMC directive 2014/30/EU. IN-TC1-EN-1ST Page 1...
  • Page 2 ◆This dive computer does not conform to Dive watches (100m) stated in the ISO6425 and JISB7023. Applications This is a dive computer to support no decompression diving safely. The TUSA TC1(IQ1301) functions as a watch, alarm, timer, stopwatch. In Dive Mode, information of water depth, water temperature, dive time, ascent rate and decompression are provided.
  • Page 3 Safety Precautions Please read the following before use. TUSA shall assume no responsibility on damage, lost profit and/or any claims caused in use or by malfunctions of this dive computer from customers and any third parties. Danger • Make sure you understand how to use the warnings, and cautions of this dive computer within this Instruction Manual before use.
  • Page 4 • Before any dive, always check your dive computer status, complete all related settings and check for sufficient battery power. • Have your dive computer checked by a TUSA technician once a year or before any major trip. • The dive computer may be set to air with O 21 % and Nitrox (EANx) gas with 22-56%.
  • Page 5 Clip using a safe, qualified USB adaptor; then connect it to the power supply. Do not use unsafe, unqualified USB adaptors. • Match the Clip to the contact points on the back of TUSA TC1(IQ1301). Once it’s in place, you should see the motion indicator of battery on the monitor. Page 5...

  • Page 6: Table Of Contents

    TUSA TC1 (IQ1301) Dive Computer User Guide 1. SCREEN AND FUNCTIONS 1.1 Button function 1.2 MENU 1.3 WATCH Mode and Dive History & System Information 1.3.1 WATCH Mode 1.3.2 Dive History & System Information 1.3.3 WATCH Mode SETTINGS 1.4 SCUBA Mode and SETTINGS 1.4.1 SCUBA Mode...

  • Page 7: Screen And Functions

    1. Screen and Functions 1.1 Button function ‧Name: ‧Name: POWER UP Button Button ‧Function: ‧Function: Move Pointer Power Up / Access more Switch/ Exit Settings ‧Name: MODE Button ‧Function: MENU/ Select/ Enter Value ‧Name: DOWN Button ‧Function: Move Pointer Down / Access Dive History &...

  • Page 8: Menu

    1.2 MENU 1.2 MENU WATCH Mode ● To Access: From default time screen, press MODE button. Move cursor with UP or DOWN buttons to position at WATCH and press MODE button again to enter WATCH mode. ● To Exit : Press POWER button once. SCUBA Mode ●...
  • Page 9 1.2 MENU PLAN Mode ● To Access: Under MENU, move cursor with UP or DOWN buttons to position at PLAN and press MODE button again to enter PLAN Mode (preview). Please refer to 1.7 for details. ● To Exit: Press POWER button once. TIMER Mode ●...
  • Page 10 1.2 MENU Maintenance Mode This mode is used for inspection and maintenance service at factory. It is locked and user cannot use it. Page 10...

  • Page 11: Watch Mode And Dive History & System Information

    1.3 WATCH Mode and Dive History & System Information 1.3.1 WATCH Mode Default mode when your turn on. To Access: Under MENU, press MODE button to select WATCH mode or press POWER button to go back to default. Upper: ANALOG FACE Lower: DIGITAL FACE Events during this function: 1.
  • Page 12 1.3.1 WATCH Mode ●If you press any key to activate, dive computer will resume Default Status. 4. Auto Shutdown Status: Once you cease operating the dive computer 24 under Sleep Status, dive computer will enter Auto Shutdown Status automatically. ●If you need to operate dive computer, please press Power Button to activate.

  • Page 13: Dive History & System Information

    TIME: Accumulated dive time (clock : minute) DEPTH: Maximum depth of all scuba dive logs TC1 Estimate Memory Capacity: *900 dives. (*Estimated dives storage calculation is based on 40 minutes to 50 minutes per dive. Actual dive log capacity may vary based on executed dive time.)

  • Page 14: Watch Mode Settings

    1.3.2 Dive History & System Information FREEDIVING HISTORY ● To Access: Under Watch Mode, press DOWN Button three times. Displays dives under FREEDIVING Mode: DIVES: Dive counts DEPTH: Maximum depth of all FREEDIVING logs LOT: The longest time of all FREEDIVING logs VERSION ●...
  • Page 15 1.3.3 WATCH Mode SETTINGS DATE FORMAT Settings ● To Access: Under WATCH Mode, press the UP button once, and press UP/ DOWN button to locate the cursor at FORMAT and then press MODE button once to select the desired settings. The values at the bottom of the screen will blink.
  • Page 16 1.3.3 WATCH Mode SETTINGS UTC Settings (Coordinated Universal Time Settings) ● To Access: Under Watch Mode, press the UP button once, and press UP/ DOWN button to locate the cursor at UTC and then press MODE button once to select the desired settings. The values at the bottom of the screen will blink.
  • Page 17 1.3.3 WATCH Mode SETTINGS AUTO MODE (Auto Active Mode at depth) ● To Access: Under Watch Mode, press the UP Button once, and press UP Button / DOWN Button to locate the cursor at AUTO MODE and then press MODE Button once to select the desired settings.
  • Page 18 1.3.3 WATCH Mode SETTINGS LANGUAGE Settings ● To Access: Under WATCH Mode, press the UP button once, and press UP/ DOWN button to locate the cursor at LANGUAGE and then press MODE button once to select the desired settings. The values at the bottom of the screen will blink.

  • Page 19: Scuba Mode And Settings

    1.4 SCUBA Mode and SETTINGS 1.4.1 SCUBA Mode SCUBA Mode – UI (User Interface) Setting ● To Access: Under SCUBA Preview Mode, press UP button Or from SETTINGS, press UP/ DOWN Button to locate the cursor at UI and then press MODE button to select.
  • Page 20 1.4.1 SCUBA Mode SCUBA Mode Underwater 18.6m (DEPTH): Current Depth NDL: The Non-Decompression Limit time in minutes, will show 99 when NDL exceeds 99 minutes. ： Ascent speed (03 means 3meter/minute) If diver exceeds 10meter/minutes, there will be alarm warning (short SIMPLE Display beeping repeated) with vibration.
  • Page 21 1.4.1 SCUBA Mode DIVE TIME (SIMPLE Display) / TIME (NORMAL Display): Dive time CEILING: The depth at which divers should ascend to and remain. TEMP: Water temperature. (Only NORMAL Mode) SCUBA Mode – After finishing SAFETY STOP (When the NDL has not been exceeded) DEPTH (Current Depth) 4.6m(SIMPLE Display)
  • Page 22 1.4.1 SCUBA Mode SCUBA Mode – When NDL is exceeded (first 3mins) NDL: The Non-Decompression Limit time in minutes, will show 99 when NDL exceeds 99 minutes. If it reaches 4 minutes remainng, there will be alarm warning (short beeping repeated) with vibration.
  • Page 23 1.4.1 SCUBA Mode SCUBA Mode – When NDL is exceeded and ascent to ceiling depth. STOP: (Decompression Stop) After reaching CEILING depth, the remaining amount of time indicated on the screen will be displayed as countdown timer. Please remain at the ceiling depth the entire duration indicated by the countdown timer if you have enough air and no other potential risks...

  • Page 24: Scuba Mode Settings

    1.4.1 SCUBA Mode SCUBA Mode – End Screen will show Dive Profile of current dive for approximately 1 minute. To check entire history dive logs and dive profiles, go to LOG Mode and press UP Button / DOWN Button to scroll up or down to view other logs, press MODE button to select designated dive and press UP Button to see dive profile.
  • Page 25 1.4.2 SCUBA Mode SETTINGS WARNING: Please make sure you have measured the EANx gas of the cylinder you are about to dive with and correctly input that value in your computer. Before using NITROX, you MUST have received proper training and a certification that qualifies you to use such gas.
  • Page 26 1.4.2 SCUBA Mode SETTINGS Default: SF1(Normal) Setup range: SF1 (Normal), SF2 (Conservative). WARNING: Please make sure you fully understand that changing this setting will affect algorithm calculations and the related risks. SCUBA Mode – SDPTH – ALM(Depth Alarm) Settings – ON/OFF ●...
  • Page 27 1.4.2 SCUBA Mode SETTINGS SCUBA Mode – SDPTH – THD (SCUBA Depth Alarm) Setting ● To Access: Under SCUBA Preview Mode, press UP button Or from SETTINGS, press UP/ DOWN Button to locate the cursor at SDPTH-THD and then press MODE button to select. One of the depth options will be blinking at the bottom.
  • Page 28 1.4.2 SCUBA Mode SETTINGS SCUBA Mode – SAMPLING (Sampling Rate) Settings ● To Access: Under SCUBA Preview Mode, press UP button Or from SETTINGS, press UP/ DOWN Button to locate the cursor at SAMPLING and then press MODE button to select. One of the sampling options will be blinking at the bottom.
  • Page 29 1.4.2 SCUBA Mode SETTINGS SCUBA Mode – LOG STOP (Log Stop Time after ascending to 0.5m) Setting ● To Access: Under SCUBA Preview Mode, press UP button Or from SETTINGS, press UP/ DOWN Button to locate the cursor at LOG STOP and then press MODE button to select.
  • Page 30 1.4.2 SCUBA Mode SETTINGS EXIT ● To Access: Locate the cursor at EXIT and then press MODE button to resume WATCH screen. Page 30...

  • Page 31: Freediving Mode And Settings

    1.5 FREEDIVING Mode and SETTINGS 1.5.1 FREEDIVING Mode FREEDIVING Mode – Preview FD: FREEDIVING Mode Default sampling: 0.5 seconds 00: Total FREEDIVING counts within 11 hours Note: Total FREEDIVING counts will be Return-to-Zero after 11 hours TEMP: Water temperature 10:08: Surface time SI: Surface Interval LAST, DPTH: Max Depth of previous dive LAST, TIME: Dive Time of previous dive...
  • Page 32 1.5.1 FREEDIVING Mode FREEDIVING Mode – MAXIMUM RATE (Maximum History) (Maximum History calculation are based on total FREEDIVING history executed with this dive computer within 11 hours) ● To Access: Press DOWN button under FREEDIVING Mode. ASCENT: MAX Ascent Speed per second DESCENT: MAX Descent Speed per second DEPTH: MAX Depth...

  • Page 33: Freediving Mode Settings

    1.5.2 FREEDIVING Mode SETTINGS FREEDIVING Mode – FTIME – ALM (FREEDIVING Time Alarm) Settings – ON/OFF ● To Access: Under FREEDIVING Preview Mode, press UP button Or from SETTINGS, press UP/ DOWN button; until the cursor aligns with FTIME-ALM. Press MODE button once. One of the FTIME-ALM options will be blinking at the bottom.
  • Page 34 1.5.2 FREEDIVING Mode SETTINGS FREEDIVING Mode – FSI – ALM (FREEDIVING Surface Interval Alarm) Settings – ON/OFF ● To Access: Under FREEDIVING Preview Mode, press UP button Or from SETTINGS, press UP/ DOWN button; until the cursor aligns with FSI- ALM.
  • Page 35 1.5.2 FREEDIVING Mode SETTINGS FREEDIVING Mode – FDPTH – THD (FREEDIVING Depth Alarm) Settings ● To Access: Under FREEDIVING Preview Mode, press UP button Or from SETTINGS, press UP/ DOWN button; until the cursor aligns with FDPTH-THD1/2/3. Press MODE button once.
  • Page 36 1.5.2 FREEDIVING Mode SETTINGS Default: 1minute (THD1)/ 3 minutes (THD2)/ 5 minutes (THD3). Setup range: 0minute – 60 minutes If you set the FSI-ALM on, when you reach the preset time, alarm warning will activate: one long beeping repeated two times with vibration and time blinking.

  • Page 37: Gauge Mode

    1.6 GAUGE Mode 1.6 GAUGE Mode GAUGE Mode GA: GAUGE Mode : Battery Indication 000.0m: Current depth AVG: Average Depth STPW: STOP Watch TIME: Dive Time TEMP: Water temperature. ● To Access:Press DOWN button to calculate Average Depth automatically. STPW will Return-to-Zero and start calculating dive time in current stage.
  • Page 38 1.6 GAUGE Mode GAUGE Mode – No Diving DIVE recommendation time countdown will show on the screen after a dive is completed under Gauge Mode. DO NOT continue diving activities during countdown. For exact NO DIVING recommendation time countdown please check DIVE HISTORY page.

  • Page 39: Plan Mode

    1.7 PLAN Mode 1.7 PLAN Mode PLAN Mode : Battery Indication Upper Left (O2%): Oxygen percentage value. SF: Safety Factor Default: SF1(Normal) Setup range: SF1 (Normal), SF2 (Conservative). DPTH: Water Depth NDL: The Non-Decompression Limit time in minutes (it will show 99 when NDL exceeds 99 minutes.) Under PLAN Mode, divers can check NDL values and MOD limits and plan...
  • Page 40 1.7 PLAN Mode and understand the related risks using PLAN Mode. 4. To change related settings, please refer to: SCUBA Mode and SETTINGS. PLAN Mode – Warning When you reach the preset PO2 value, alarm warning will activate. Warning: One long beeping with vibration and PO2 value blinking.

  • Page 41: Timer Mode

    1.8TIMER Mode 1.8 TIMER Mode TIMER Mode : Battery Indication ● To Access: Under MENU, move cursor with UP or DOWN buttons to position at TIMER and press MODE button again to enter TIMER Mode. Press UP button: Start / Pause TIMER. Press MODE button: Reset TIMER.

  • Page 42: Log Mode

    MODE button to select designated dive and press UP button to see dive profile. LOG Mode – WARING (MEMORY FULL) Memory Full: Storage capacity of dive computer TC1 has been reached. Note: SCUBA Mode, FREEDIVING Mode and GAUGE Mode will remain locked under this display image.

  • Page 43: Settings Mode

    1.10 SETTINGS Mode 1.10 SETTINGS Mode WATCH Mode and SETTINGS Please check page 15 to page 18. SCUBA Mode and SETTINGS Please check page 19 to page 30. FREEDIVING Mode and SETTINGS Please check page 31 to page 36. UNIT Setting ●...
  • Page 44 1.10 SETTINGS Mode Note: SLEEP Settings only applies settings of Watch Mode. While using the dive computer to execute all diving mood, the screen will remain turned on. BUZZER Setting ● To Access: From SETTINGS, press the UP/DOWN button until the cursor aligns with BUZZER.
  • Page 45 Watch Mode. Alarm Setting of diving mode will not be affected. TISSUE CLEAR This mode is for TUSA Dealers (Rental purpose). DO NOT USE this function. WARNING: This mode will affect residual nitrogen calculation and there is risk of decompression sickness.
  • Page 46 1.10 SETTINGS Mode LOG CLEAR This mode is for factory and TUSA dealers. DO NOT USE this function. Please contact your dealer when LOG CLEAR is necessary. WARNING: All dive logs and history information will be deleted permanently. There is no way to restore them.

  • Page 47: Specification

    2.Specification （1）Accuracy ・ Time︓±25 seconds a month at 20℃ ・ Water depth︓±1％ (Guaranteed in the water depth range of 0ｍ〜80ｍ) ・ Temperature︓±2.0℃ at 0~40℃（Temperature change within 20 minutes） （2）Measuring range ・ Water depth︓0.0 〜 99m ・ Temperature︓0 〜 40℃ (Measuring interval︓ 1 second) （3）Operating temperature ・...
  • Page 48 TABATA U.S.A. INC. 2380 Mira Mar Ave., Long Beach, CA 90815, U.S.A. TEL 800-482-2282/FAX 562-498-1390 (Country Code=1) TABATA AUSTRALIA PTY. LTD. 4D James Ruse Business Park 6 Boundary Road, Northmead, Sydney, NSW 2152, Australia TEL 02-9890-4555/FAX 02-9890-5222 (Country Code=61) T.E.C. [TABATA EUROPE CORPORATION] B.V. Watervoort 2, 1046 BG, Amsterdam, The Netherlands TEL 020-58-11-280/FAX 020-58-11-285 (Country Code=31) TABATA CO., LTD.

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