VWR 62379-036 Big-Digit Stopwatch Chronograph Instruction Manual

1. Uvod

The VWR 62379-036 Big-Digit Stopwatch Chronograph is a versatile timing instrument designed for precision in laboratory and plant environments. This unit offers comprehensive stopwatch functions and full chronograph features, making it suitable for a wide range of timing applications.

Ključne značajke uključuju:

• 6 cm diameter for comfortable handling.
• Easy-to-read display for clear visibility of measurements.
• Extra-tough, shockproof ABS construction ensures durability.

Figure 1: VWR 62379-036 Big-Digit Stopwatch Chronograph. This image displays the front view of the black stopwatch with its large digital display showing "22:38 10". Buttons are visible on the top and sides, and the VWR logo is present at the bottom of the display.

2. Postavljanje

2.1 Ugradnja baterije

The stopwatch typically comes with a battery pre-installed. If the display is blank or dim, battery replacement may be necessary. Refer to the battery compartment located on the back of the unit. Use a small screwdriver to open the compartment, insert a new battery (usually a button cell, e.g., LR44 or CR2032, check markings inside the compartment), ensuring correct polarity, and then securely close the compartment.

2.2 Početno uključivanje

Upon battery installation or first use, the stopwatch should power on automatically, displaying the current time or a default stopwatch mode. If not, press any button to activate the display.

3. Upute za rad

The VWR 62379-036 stopwatch features multiple modes and functions controlled by its buttons. While specific button labels may vary slightly, common functions are typically assigned to buttons labeled MODE, START/STOP, and RESET/LAP.

3.1 Odabir načina

Pritisnite tipku NAČIN RADA button (often located on the left side or top left) to cycle through the available modes:

• Način prikaza vremena: Prikazuje trenutno vrijeme, datum i dan u tjednu.
• Način štoperice: Za mjerenje vremena događaja.
• Način alarma: For setting and activating alarms.
• Način odbrojavanja: (If available) For countdown timing.

3.2 Postavljanje vremena i datuma

1. In Time Display Mode, press and hold the RESETIRANJE or SET button (refer to device markings) until the digits begin to flash.
2. Koristite START/STOP gumb za podešavanje trepćuće znamenke (sati, minute, sekunde, mjesec, dan, godina).
3. Pritisnite tipku NAČIN RADA or RESETIRANJE gumb za prijelaz na sljedeću postavku.
4. Nakon što su sve postavke dovršene, pritisnite tipku RESETIRANJE or SET ponovno pritisnite gumb za izlazak iz načina podešavanja.

3.3 Using the Stopwatch Function

1. Switch to Stopwatch Mode using the NAČIN RADA button. The display should show "00:00:00" or similar.
2. Pritisnite tipku START/STOP button (often on the right side or top right) to begin timing.
3. To pause the timer, press START/STOP ponovno. Pritisnite ga još jednom za nastavak.
4. To record a lap or split time while the stopwatch is running, press the KRUG/RESET button (often on the bottom left or front). The display will momentarily show the lap time while the main timer continues in the background.
5. Za potpuno zaustavljanje timera pritisnite START/STOP.
6. Za resetiranje štoperice na nulu, pritisnite KRUG/RESET gumb dok je štoperica zaustavljena.

3.4 Postavljanje i korištenje alarma

1. Switch to Alarm Mode using the NAČIN RADA dugme.
2. Pritisnite i držite RESETIRANJE or SET gumb dok znamenke vremena alarma ne zatrepere.
3. Koristite START/STOP button to adjust the hours and minutes.
4. Pritisnite tipku NAČIN RADA or RESETIRANJE gumb za prebacivanje između sati i minuta.
5. Pritisnite tipku RESETIRANJE or SET ponovno pritisnite gumb za potvrdu vremena alarma.
6. Za aktiviranje ili deaktiviranje alarma pritisnite START/STOP button in Alarm Mode (a bell icon or similar indicator may appear on the display when active).

4. Održavanje

4.1 Čišćenje

Wipe the stopwatch with a soft, damp cloth. Do not use abrasive cleaners or solvents, as these can damage the plastic casing and display. Ensure the unit is dry before storage.

4.2 Skladištenje

Štopericu čuvajte na hladnom i suhom mjestu, dalje od izravne sunčeve svjetlosti i ekstremnih temperatura. Ako je skladištite dulje vrijeme, razmislite o vađenju baterije kako biste spriječili curenje.

5. Rješavanje problema

• Zaslon je prazan ili taman: Check the battery. Replace if necessary. Ensure the battery is inserted with correct polarity.
• Gumbi ne reagiraju: Ensure the unit is not in a locked mode (if applicable, though not specified for this model). Try removing and reinserting the battery to perform a soft reset.
• Netočno vrijeme: Ensure the stopwatch is used in a stable environment. Extreme temperatures or strong electromagnetic fields can sometimes affect electronic devices.

6. Specifikacije

7. Jamstvo i podrška

For warranty information and technical support, please refer to the documentation provided at the time of purchase or contact VWR customer service directly. Keep your purchase receipt as proof of purchase.

For further assistance, visit the official VWR webstranicu ili se obratite njihovim ovlaštenim distributerima.