Sarrera
This manual provides comprehensive instructions for the operation and maintenance of your Ultrak 490L Stopwatch. Designed for precision timing, this device features an LED backlight, 100 dual split recallable memory, and a large 3-row display, making it suitable for various timing needs. Please read this manual thoroughly to ensure proper use and to maximize the lifespan of your stopwatch.
Ezaugarri nagusiak
- LED Backlight for visibility in low-light conditions.
- 100 Dual Split Recallable Memory for tracking multiple splits and laps.
- Large 3-Row Display for clear and simultaneous viewing of split, lap, and total times.
- Measures up to 10 hours, accommodating long events.
- Stroke/Frequency Mode for specialized timing applications.
- Time and Calendar Display for everyday utility.
- Water Resistant construction for durability in various environments.
Konfigurazioa
The Ultrak 490L Stopwatch comes ready for use with a pre-installed lithium battery. No initial setup is typically required beyond familiarizing yourself with the buttons and modes.
Hasierako Ikuskapena
Upon receiving your stopwatch, inspect it for any visible damage. Ensure all buttons are responsive and the display is clear. If any issues are found, refer to the Troubleshooting section or contact customer support.

1. irudia: Aurrealdea view of the Ultrak 490L Stopwatch. This image displays the stopwatch's main screen with its three rows, indicating split, lap, and total time, all set to zero. The buttons for LAP/SPLIT/RESET, RECALL, START/STOP, and MODE/LIGHT are visible around the display. The "ULTRAK 490L" branding and "WATER RESISTANT" text are also clearly shown at the bottom.
Funtzionamendu-argibideak
1. Basic Stopwatch Function (Start, Stop, Reset)
- Hasiera ordua: Sakatu HASI/GELDITU botoia (goian eskuinean) denbora neurtzen hasteko.
- Gelditu denbora: Sakatu HASI/GELDITU button again to pause the timer.
- Resume Timing: Sakatu HASI/GELDITU button to continue from where it was paused.
- Berrezarri tenporizadorea: While the timer is stopped, press the LAP/SPLIT/RESET button (top left) to reset the display to 0:00'00''00.
2. Lap/Split Timing
The stopwatch can record up to 100 dual split times, displaying both lap and split times simultaneously.
- Hasi: Sakatu HASI/GELDITU hasteko.
- Record Split/Lap: Sakatu LAP/SPLIT/RESET to record a split time. The display will momentarily show the split time, while the main timer continues running in the background. The bottom row will show the current lap time.
- Jarraitu: The stopwatch will automatically return to displaying the running total time after a few seconds, or you can press LAP/SPLIT/RESET again to immediately update the display to the next split.
- Gelditu: Sakatu HASI/GELDITU to end the timing session.

2. irudia: Gertutik view of the Ultrak 490L Stopwatch, highlighting the buttons and the multi-row display. This image helps identify the 'LAP/SPLIT/RESET' button on the top left, 'RECALL' on the top center, 'START/STOP' on the top right, and 'MODE/LIGHT' on the bottom right. The display shows numerical values, indicating it is in an active timing or memory recall state.
3. Memory Recall
The stopwatch can store up to 100 split/lap times. These can be recalled even during an ongoing timing session.
- Sartu Berreskuratze Modua: Sakatu GOGORATU button (top center).
- Navigate Memory: Erabili LAP/SPLIT/RESET button to scroll forward through recorded splits/laps.
- Irten Berreskuratze Modutik: Sakatu GOGORATU button again to return to the current timing display or time mode.
4. Time and Calendar Mode
To view the current time and date:
- Aldatu modua: Sakatu MODUA / ARGIA button (bottom right) to cycle through different modes until the time and calendar are displayed.
- Ordua/Data ezartzea: Ordu moduan, sakatu eta eutsi botoiari MODUA / ARGIA button until the digits flash. Use LAP/SPLIT/RESET to adjust values and HASI/GELDITU to move to the next setting. Press MODUA / ARGIA berresteko eta irteteko.
5. Stroke/Frequency Mode
This mode is used to measure strokes per minute or frequency.
- Enter Stroke Mode: Sakatu MODUA / ARGIA button until "STROKE" or "FREQ" appears on the display.
- Hasi neurketa: Sakatu HASI/GELDITU.
- Count Strokes: Sakatu HASI/GELDITU for each stroke or cycle. The stopwatch will calculate and display the average stroke/frequency.
- Stop Measurement: Sakatu HASI/GELDITU to stop counting.
- Berrezarri: Sakatu LAP/SPLIT/RESET to clear the measurement.
6. LED Atzeko argia
To activate the LED backlight for improved visibility:
- Eduki sakatuta MODUA / ARGIA button for approximately 2 seconds. The backlight will illuminate for a short period.
Mantentzea
- Garbiketa: Wipe the stopwatch with a soft, damp oihal. Ez erabili produktu kimiko gogorrak edo garbitzaile urratzaileak.
- Uraren erresistentzia: The Ultrak 490L is water resistant. This means it can withstand splashes and brief immersion. However, it is not designed for prolonged underwater use or diving. Avoid pressing buttons while submerged to prevent water ingress.
- Bateria ordezkatzea: The stopwatch uses a lithium battery. When the display becomes dim or unresponsive, the battery may need replacement. This should ideally be performed by a qualified technician to maintain water resistance.
- Biltegiratzea: Store the stopwatch in a cool, dry place away from direct sunlight and extreme temperatures.
Arazoak konpontzea
| Arazoa | Kausa posiblea | Irtenbidea |
|---|---|---|
| Pantaila ilun edo hutsik dago. | Bateria baxua. | Ordeztu litiozko bateria. |
| Botoiek ez dute erantzuten. | Softwarearen aldi baterako akatsa edo bateria baxua. | Try resetting the stopwatch (if possible, by removing and reinserting the battery, or pressing a recessed reset button if available). If not, replace the battery. |
| Esposizioaren ondoren ura sartzea. | Buttons pressed while submerged or seal compromised. | Discontinue use. Allow to dry completely. If issues persist, contact customer support. Avoid pressing buttons underwater. |
| Incorrect time/date displayed. | Time/date not set correctly. | Refer to "Time and Calendar Mode" instructions to set the correct time and date. |
Zehaztapenak
- Eredua: 490L
- Marka: Ultrak
- Neurriak (LxWxH): 0.75 x 2.5 x 3.25 hazbete
- Kolorea: Beltza
- Materiala: Plastikoa eta kautxua
- Memoria: 100 Dual Split Recallable Memory
- Pantaila: Large 3-Row Display with LED Backlight
- Denbora-gaitasuna: Gehienez 10 ordu
- Funtzioak: Stopwatch, Lap/Split Timing, Memory Recall, Time/Calendar, Stroke/Frequency
- Uraren erresistentzia: Bai
- Bateria: Lithium (type not specified, typically CR2032 or similar)
- Fabrikatzailea: CEI-Ultrak
Bermea eta Laguntza
For specific warranty information, please refer to the documentation included with your purchase or visit the official Ultrak website. If you encounter any issues not covered in this manual or require further assistance, please contact Ultrak customer support.
Fabrikatzailea: CEI-Ultrak





