Buku Panduan Pangguna Detektor Gas Tunggal Portabel UNI-T UT334-NH3

1. Bubuka

The UNI-T UT334 series portable single gas detector is designed for the detection of specific gases, utilizing a free diffusion method. This model, the UT334-NH3, is specifically calibrated for Ammonia (NH3) detection. It incorporates high-quality gas sensors to ensure excellent sensitivity and repeatability in measurements. The device is engineered for ease of use and maintenance, meeting the demands for reliable safety monitoring in industrial environments. Its robust casing, constructed from high-strength engineering plastic, provides durability, a comfortable grip, and features waterproof, dustproof, and explosion-proof capabilities. This detector is suitable for various industries, including petroleum, chemical, environmental protection, metallurgy, refining, gas transmission and distribution, biomedicine, and agriculture.

2. Produk Langkungview

2.1 Fitur konci

• Equipped with high-quality and sensitive sensors for accurate detection.
• High-definition color screen display for clear readings.
• Multiple alarm methods: audible, visual (alarm light), and vibration.
• Ability to display measurement data as a curve graph over time.
• Certified explosion-proof design for safe operation in hazardous environments.

2.2 Komponén Alat

The UT334-NH3 detector features a clear display, intuitive control buttons, and a robust housing. Refer to the image below for a visual representation of the device's main components.

Gambar 1: Hareupeun view of the UNI-T UT334-NH3 Portable Single Gas Detector. The display shows the model number, current date and time, battery status, and alarm indicators. The main reading area indicates "Ammonia" (氨气), a temperature of 31°C, a gas concentration of 0 PPM, and a "Normal" status. Below the screen are navigation buttons (left, MENU, right) and a power button.

• Layar tampilan: High-definition color screen showing gas concentration, temperature, time, battery status, and alarm indicators.
• Tombol kontrol: Includes navigation buttons (left/right arrows), a MENU button for accessing settings, and a power button.
• Sensor Inlet: Located at the bottom, protected by a grille, for gas sampling.
• Indikator Alarm: Visual (LEDs) and audible (speaker) alarm components.

3. Setélan

3.1 Pamasangan Batré sareng Ngecas

1. Ensure the device is powered off before installing or replacing batteries.
2. Panggihan panutup kompartemen batréna, biasana di tukang atanapi sisi alat.
3. Open the cover and insert the specified rechargeable battery, observing correct polarity.
4. Tutup panutup kompartemen batré aman.
5. For initial use or after prolonged storage, fully charge the device using the provided charger. Connect the charger to the device's charging port and a suitable power source. The charging indicator on the display will show charging status.

3.2 Mimiti Power-On

1. Press and hold the power button (usually marked with a power symbol) for a few seconds until the display illuminates.
2. The device will perform a self-test and warm-up sequence. During this time, do not expose the sensor to gas.
3. Once the self-test is complete, the device will enter normal measurement mode, displaying the current gas concentration, temperature, and other relevant information.

4. Parentah Operasi

4.1 Daya Hurung/Pareuman

• Daya Hurung: Pencét jeung tahan tombol daya nepi ka layar hurung.
• Pareum listrik: Press and hold the power button until a power-off prompt appears, then confirm the shutdown.

4.2 Maca Tampilan

The high-definition color screen provides real-time information:

• Konsentrasi gas: The large central number indicates the current gas concentration in Parts Per Million (PPM).
• Jenis Gas: The detected gas type (e.g., "Ammonia" for UT334-NH3) is displayed.
• Suhu: Ambient temperature is shown in degrees Celsius (°C).
• Tanggal sareng Waktos: Current date and time are displayed.
• Status batré: An icon indicates the remaining battery life.
• Indikator Alarm: Icons for sound, vibration, and visual alarms are present.
• Pesen Status: Messages like "Normal" indicate safe operating conditions.

4.3 Navigasi Menu

Pencét éta MENU button to access the device's settings and functions. Use the left (◀) jeung katuhu (▶) arrow buttons to navigate through menu options. Press MENU again to select an option or confirm a setting. Common menu options may include:

• Setélan Alarm: Adjust alarm thresholds (low and high), enable/disable audible, visual, or vibration alarms.
• Nol Kalibrasi: Perform a zero calibration in fresh air to ensure accurate baseline readings.
• Setélan Unit: Change temperature units or other display units if applicable.
• Data logging: Access historical data or curve graphs.
• Émbaran Sistim: View rinci alat, vérsi firmware, jsb.

4.4 Fungsi Alarm

The detector is equipped with multiple alarm types to alert users to hazardous gas levels:

• Alarm Karungu: A loud sound alerts users to a gas event.
• Alarm Visual: Flashing LED lights provide a clear visual warning.
• Alarm geter: The device vibrates, useful in noisy environments or when worn on the body.

Alarms are triggered when the detected gas concentration exceeds the preset low or high alarm thresholds. Refer to the menu settings to adjust these thresholds according to safety regulations and specific application requirements.

5. Pangropéa

5.1 beberesih

• Regularly wipe the exterior of the device with a soft, damp lawon.
• Ulah nganggo pembersih abrasif, pelarut, atanapi bahan kimia korosif, sabab ieu tiasa ngaruksak casing or sensor.
• Ensure the sensor inlet is free from dust and debris. Use a soft brush if necessary.

5.2 Calibration sénsor

To maintain accuracy, periodic calibration of the gas sensor is essential. This typically involves:

• Nol Kalibrasi: Performed in a clean, fresh air environment free of the target gas. This sets the baseline for zero concentration.
• Kalibrasi bentang: Performed using a certified calibration gas of known concentration. This adjusts the sensor's response to the target gas.

Refer to the device's menu for calibration options. It is recommended to follow a regular calibration schedule as per industry standards or manufacturer guidelines, typically every 6 to 12 months, or if readings appear inaccurate.

5.3 Perawatan Batré

• Charge the battery fully before first use and whenever the low battery indicator appears.
• Hindarkeun sering-sering ngucurkeun batré, sabab ieu tiasa ngirangan umur batre.
• Upami nyimpen alat kanggo waktos anu lami, eusian batréna dugi ka sakitar 50% teras simpen di tempat anu tiis sareng garing.

6. Cara ngungkulan

If you encounter issues not listed here or if the suggested solutions do not resolve the problem, please contact UNI-T customer support for further assistance.

7. Spésifikasi

8. Garansi jeung Rojongan

UNI-T products are manufactured to high-quality standards. This product comes with a standard manufacturer's warranty. For specific warranty terms, duration, and conditions, please refer to the warranty card included with your product or visit the official UNI-T website. For technical support, service, or inquiries regarding your UT334-NH3 detector, please contact UNI-T customer service through their official channels. Keep your purchase receipt as proof of purchase for warranty claims.

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