EXTECH Instruments HW30 HeatWatch Humidity and Temperature Stopwatch User Manual

1. Pambuka

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. Fitur Utama

• 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.
• Fungsi alarm sing bisa diprogram.

3. Isi Paket

Priksa manawa kabeh item ana lan ing kondisi apik nalika mbukak paket:

• HW30 HeatWatch Humidity and Temperature Stopwatch
• Lanyard
• 1 x Lithium Metal Battery (installed or separate)
• Instruksi Operasi (manual iki)

4. Produk Liwatview

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

Gambar 4.1: Ngarep view of the Extech HW30 HeatWatch, showing the display and control buttons.

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

4.1. Kontrol lan Tampilan

• Tombol START/STOP: Initiates and pauses timing functions.
• Tombol 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.
• Tombol RECALL: Accesses stored lap/split memory.
• Layar LCD: Shows time, measurements, and function indicators.

5. Setup

5.1. Instalasi baterei

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

1. Goleki tutup kompartemen baterei ing mburi unit.
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. Ganti tutup kompartemen baterei lan aman.

Cathetan: Mbuwang baterei bekas kanthi tanggung jawab miturut peraturan lokal.

6. Instruksi Operasi

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. Basic Operation and Mode Selection

Tekan ing MODE tombol kanggo ngalih ing mode tampilan ing ngisor iki:

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

6.2. Nyetel Wektu lan Tanggal

1. Ing Mode Wektu, penet terus tombol MODE tombol nganti angka wektu wiwit kedhip-kedhip.
2. Gunakake ing MULAI / STOP tombol kanggo nyetel angka sing kedhip-kedhip (jam, menit, detik).
3. Tekan ing LAP/SPLIT/RESET button to move to the next digit or setting (e.g., 12/24-hour format, date).
4. Sawise kabeh setelan wis dikonfigurasi, pencet tombol MODE button to exit setup.

6.3. Using the Stopwatch Functions

1. Switch to Stopwatch Mode using the MODE tombol.
2. Pencet MULAI / STOP kanggo miwiti wektu.
3. Pencet 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. Pencet MULAI / STOP maneh kanggo ngaso stopwatch.
5. Kanggo nerusake, penet MULAI / STOP. Kanggo ngreset, penet LAP/SPLIT/RESET nalika stopwatch diendhegake.
6. To recall stored lap/split times, press the KElingan 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 tombol.
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. Nyetel Weker

1. Switch to Alarm Mode using the MODE tombol.
2. Pencet terus tombol MODE button until the alarm time digits begin to flash.
3. Gunakake ing MULAI / STOP button to adjust the flashing digit (hours, minutes).
4. Tekan ing LAP/SPLIT/RESET button to move between hours and minutes.
5. Sawise wektu weker sing dikarepake disetel, pencet tombol MODE tombol kanggo konfirmasi.
6. Kanggo ngaktifake utawa mateni alarm, pencet tombol MULAI / STOP button in Alarm Mode. An alarm icon will appear on the display when activated.

7. Pangopènan

7.1. Reresik

• Ngilangke unit nganggo empuk, damp kain. Aja nggunakake pembersih abrasif utawa pelarut.
• Ensure the device is dry before storage or further use.

7.2. Panyimpenan

• 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. Panggantos baterei

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

8. Ngatasi masalah

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

9. Spesifikasi

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

10. Warranty lan Dhukungan

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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