EXTECH Instruments HW30 HeatWatch Humidity and Temperature Stopwatch User Manual

1. Uvod

The Extech Instruments HW30 HeatWatch is a multi-function stopwatch designed to provide essential environmental data alongside precise timing capabilities. This device displays digital up/down timer functions, current temperature, humidity, and calculates the heat index, which indicates how hot it feels when humidity is combined with the actual temperature. It is an ideal tool for monitoring conditions in various environments, particularly those with hot weather. Additional features include a 12/24-hour clock, a standard stopwatch, 30 lap/split memory, and a programmable alarm.

2. Ključne karakteristike

• Multi-function stopwatch with digital display.
• Integrated up/down timer.
• Real-time temperature display.
• Real-time humidity display.
• Heat Index calculation for perceived temperature.
• 12/24-hour clock display.
• Stopwatch function with 30 lap/split memory.
• Programabilna funkcija alarma.

3. Sadržaj paketa

Prilikom otvaranja paketa provjerite da li su svi artikli prisutni i u dobrom stanju:

• HW30 HeatWatch Humidity and Temperature Stopwatch
• Lanyard
• 1 x Lithium Metal Battery (installed or separate)
• Uputstvo za upotrebu (ovaj priručnik)

4. Proizvod je gotovview

The HW30 HeatWatch features a robust design with clearly labeled buttons for easy operation and a large LCD for clear readings.

Slika 4.1: Prednja strana view of the Extech HW30 HeatWatch, showing the display and control buttons.

Slika 4.2: Detaljno view of the HW30 display, indicating humidity (50%), temperature (86°F), and heat index (88°).

4.1. Kontrole i prikaz

• START/STOP dugme: Initiates and pauses timing functions.
• Dugme MODE: Cycles through different operating modes (Time, Stopwatch, Humidity/Temperature/Heat Index, Alarm).
• LAP/SPLIT/RESET Button: Records lap/split times or resets the stopwatch.
• Dugme RECALL: Accesses stored lap/split memory.
• LCD ekran: Shows time, measurements, and function indicators.

5. Podešavanje

5.1. Instalacija baterije

The HW30 HeatWatch requires one Lithium Metal battery for operation. The battery is typically included with the device.

1. Pronađite poklopac odjeljka za baterije na stražnjoj strani uređaja.
2. Use a small screwdriver or coin to open the battery compartment.
3. Insert the Lithium Metal battery, ensuring correct polarity (+/-) as indicated inside the compartment.
4. Vratite poklopac odeljka za baterije i pričvrstite ga.

Napomena: Istrošene baterije odlažite odgovorno u skladu sa lokalnim propisima.

6. Uputstvo za upotrebu

This section details the various functions and modes of the HW30 HeatWatch.

Figure 6.1: The HW30 HeatWatch being held, demonstrating its portable and ergonomic design for active use.

6.1. Osnovne operacije i odabir načina rada

Pritisnite MODE dugme za ciklično prebacivanje između sljedećih načina prikaza:

• Vremenski način rada: Displays the current time (12 or 24-hour format).
• Način štoperice: For timing events, including lap/split functions.
• Humidity/Temperature/Heat Index Mode: Shows environmental readings.
• Način alarma: For setting and activating the programmable alarm.

6.2. Podešavanje vremena i datuma

1. U vremenskom režimu, pritisnite i držite MODE dugme dok cifre vremena ne počnu treptati.
2. Koristite START/STOP dugme za podešavanje trepćuće cifre (sati, minute, sekunde).
3. Pritisnite LAP/SPLIT/RESET button to move to the next digit or setting (e.g., 12/24-hour format, date).
4. Nakon što su sve postavke konfigurirane, pritisnite dugme MODE button to exit setup.

6.3. Using the Stopwatch Functions

1. Prebacite se u način rada štoperice pomoću MODE dugme.
2. Pritisnite START/STOP za početak mjerenja vremena.
3. Pritisnite LAP/SPLIT/RESET to record a lap or split time. The display will momentarily show the recorded time while the stopwatch continues to run in the background.
4. Pritisnite START/STOP ponovo da biste pauzirali štopericu.
5. Za nastavak pritisnite START/STOP. Za resetovanje pritisnite LAP/SPLIT/RESET dok je štoperica pauzirana.
6. To recall stored lap/split times, press the RECALL button in Stopwatch Mode. Use LAP/SPLIT/RESET to scroll through memory.

6.4. Humidity, Temperature, and Heat Index Measurement

The HW30 automatically measures and displays humidity, temperature, and calculates the heat index in the dedicated mode.

1. Switch to Humidity/Temperature/Heat Index Mode using the MODE dugme.
2. The display will show the current humidity percentage, temperature (in °F or °C), and the calculated heat index.
3. Allow a few minutes for the sensors to stabilize and provide accurate readings, especially when moving the device between environments with different conditions.

6.5. Postavljanje alarma

1. Switch to Alarm Mode using the MODE dugme.
2. Pritisnite i držite MODE button until the alarm time digits begin to flash.
3. Koristite START/STOP button to adjust the flashing digit (hours, minutes).
4. Pritisnite LAP/SPLIT/RESET dugme za prelazak između sati i minuta.
5. Nakon što podesite željeno vrijeme alarma, pritisnite MODE dugme za potvrdu.
6. Da biste aktivirali ili deaktivirali alarm, pritisnite dugme START/STOP button in Alarm Mode. An alarm icon will appear on the display when activated.

7. Održavanje

7.1. Čišćenje

• Obrišite jedinicu mekom krpom, damp tkanina. Nemojte koristiti abrazivna sredstva za čišćenje ili rastvarače.
• Ensure the device is dry before storage or further use.

7.2. Skladištenje

• Store the HW30 in a cool, dry place away from direct sunlight and extreme temperatures.
• If storing for extended periods, it is recommended to remove the battery to prevent leakage.

7.3. Zamjena baterije

Replace the battery when the display becomes dim or the unit ceases to function. Refer to Section 5.1 for battery installation instructions.

8. Otkrivanje problema

This section addresses common issues you might encounter with your HW30 HeatWatch.

9. Specifikacije

Technical specifications for the Extech HW30 HeatWatch Humidity and Temperature Stopwatch:

10. Garancija i podrška

Extech Instruments products are designed for reliability and performance. For specific warranty information, please refer to the warranty card included with your product or visit the official Extech Instruments website. For technical support, troubleshooting assistance beyond this manual, or to inquire about replacement parts, please contact Extech Instruments customer service through their official channels.

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