Landtek MILA44200

Landtek MILA44200 Decibel Meter Sound Level Data Logger User Manual

Model: MILA44200

1. Wprowadzenie

This manual provides detailed instructions for the safe and effective operation of your Landtek MILA44200 Decibel Meter Sound Level Data Logger. This device is designed for precise sound level measurement and data logging in various environments, including industrial, residential, and commercial settings. Please read this manual thoroughly before use to ensure optimal performance and to prevent damage.

Landtek MILA44200 Decibel Meter in various application scenarios
The Landtek MILA44200 Decibel Meter is suitable for diverse applications such as musical instrument inspection, airport noise inspection, construction noise detection, and traffic noise detection.

2. Koniec produktuview

The Landtek MILA44200 is a portable sound level meter featuring data logging capabilities, A/C weighting, and a 3-color light alarm system. It is equipped with a condenser microphone for accurate measurements.

Główne cechy:

  • Rejestrowanie danych: Przechowuje do 30 000 punktów danych.
  • A/C Weighted Measurement: Selectable A-weighting for general sound levels and C-weighting for low-frequency sound content.
  • Zakres pomiarowy: 30~130dB (A) / 35~130dB (C) with an accuracy of ±1.5 dB.
  • Zakres częstotliwości: Od 31.5 Hz do 8,500 Hz.
  • 3-Color Light Alarm: Visual alerts for high (red), low (yellow), and normal (green) noise levels.
  • Łączność USB: For real-time recording, data export, analysis, and graph printing on Windows 7, 10, and 11.
  • Akumulator: Built-in 1000mAh lithium battery, charged via USB.
  • Wielofunkcyjny: Adjustable date/time, Fast/Slow response, data hold/delete, automatic shutdown, record function, Hi/Low alarm settings, and calibration knob.

Zawartość zestawu:

  • 1 x Landtek MILA44200 Decibel Meter
  • 1 x Windproof Sponge Ball
  • 1 x kabel USB
Landtek MILA44200 Decibel Meter with USB cable
The Landtek MILA44200 Decibel Meter, shown with its included USB charging cable.
Szczegółowy view of the Landtek MILA44200 Decibel Meter's colored LCD display
The colored LCD display provides clear readings, indicating various parameters such as sound level, A/C frequency, time, date, battery status, and alarm icons.

3. Konfiguracja

  1. Naładuj urządzenie: Connect the decibel meter to a USB power source using the provided USB cable. The built-in 1000mAh lithium battery will begin charging.
  2. Attach Windproof Sponge Ball: Gently place the windproof sponge ball over the microphone at the top of the device. This helps to reduce wind noise during outdoor measurements.
  3. Włączanie: Naciśnij i przytrzymaj Moc button (red button with power symbol) to turn on the device.

4. Instrukcja obsługi

4.1 Podstawowa obsługa

  • Włączanie/wyłączanie: Naciśnij i przytrzymaj Moc przycisk.
  • Automatyczne wyłączanie: The device features an automatic shutdown function to conserve battery. This can be configured in the settings.

4.2 Ustawienia pomiaru

  • A/C Weighting Selection: Naciśnij Klimatyzacja button to toggle between A-weighting (dBA) and C-weighting (dBC).
    A-weighting simulates the human ear's response to low-intensity noise, suitable for ambient noise. C-weighting simulates the human ear's response to high-intensity noise, suitable for machine motor sound pressure analysis.
  • Szybka/wolna reakcja: Naciśnij P/S button to switch between Fast and Slow response times.
    Fast captures current readings quickly. Slow captures the average reading within 1 second.
  • Data Hold (MAX/HOLD): Naciśnij TRZYMAĆ button to freeze the current reading on the display. Press MAKS to display the maximum measured value.
Diagram showing Fast/Slow time weighting and A/C frequency weighting selection
Illustrates the selection of Fast or Slow time weighting and A-weighting or C-weighting for frequency response.

4.3 funkcja alarmu;

The device features a 3-color light alarm system for visual indication of noise levels:

  • Zielony: Normal noise levels.
  • Żółty: Low alarm threshold reached or exceeded.
  • Czerwony: High alarm threshold reached or exceeded.

Alarm thresholds (Hi/Low) can be set by the user. If the indicator function is off, the lights will not activate.

Visual representation of Low and High alarm states on the decibel meter
The display shows a yellow light for a low alarm (e.g., ≥50dBA) and a red light for a high alarm (e.g., ≥70dBA).

4.4 Kalibracja

A calibration knob is located on the back of the device for adjustment. Refer to the detailed software manual for specific calibration procedures.

5. Data Logging and PC Connection

The Landtek MILA44200 can store up to 31,000 data points internally. For real-time recording, data export, analysis, and graph printing, connect the device to a computer.

5.1 Podłączanie do komputera

  1. Ensure the decibel meter is powered on.
  2. Podłącz urządzenie do komputera za pomocą dostarczonego kabla USB.
  3. The device is compatible with Windows 7, Windows 10, and Windows 11 operating systems.

5.2 Software and Data Export

Specialized software is required for data management. This software allows you to:

  • Download recorded data.
  • Perform real-time data sampling and analysis.
  • Print graphs and data reports.

For software download and a detailed user manual, please visit: https://cd50.net/442/

Landtek MILA44200 Decibel Meter connected to a laptop for data storage and analysis
The decibel meter connected to a computer via USB, demonstrating its data storage and analysis capabilities.

6. Konserwacja

  • Czyszczenie: Do czyszczenia urządzenia należy używać miękkiej, suchej ściereczki. Nie należy używać środków czyszczących o właściwościach ściernych ani rozpuszczalników.
  • Pielęgnacja baterii: Regularnie ładuj wbudowaną baterię litową, zwłaszcza jeśli urządzenie nie będzie używane przez dłuższy czas, aby zachować jej sprawność.
  • Składowanie: Przechowywać urządzenie w chłodnym i suchym miejscu, z dala od bezpośredniego światła słonecznego i ekstremalnych temperatur.
  • Ochrona mikrofonu: Always keep the windproof sponge ball on the microphone when not in use to protect it from dust and physical damage.

7. Rozwiązywanie Problemów

  • Urządzenie nie włącza się: Upewnij się, że bateria jest naładowana. Podłącz ją do źródła zasilania USB i spróbuj ponownie.
  • Niedokładne odczyty: Check if the windproof sponge ball is properly installed. Ensure the device is calibrated. Avoid measuring in strong winds or near strong electromagnetic fields.
  • Problemy z połączeniem z komputerem: Verify the USB cable connection. Ensure the correct software drivers are installed. Try a different USB port or computer.
  • Screen Readability Outdoors: The screen may be difficult to read in direct sunlight. Try to operate the device in shaded areas for better visibility.

8. Specyfikacje

ParametrSpecyfikacja
Measurement Range (A-weighted)30~130dB (A)
Measurement Range (C-weighted)35 ~ 130 dB (C)
Dokładność±1.5 dB
Zakres częstotliwości31.5 Hz do 8,500 Hz
Pojemność przechowywania danych31,000 punktów danych
Typ baterii1000mAh Lithium Battery (Rechargeable via USB)
Zgodność z komputeremOkna 7, 10, 11
Waga przedmiotu9.6 uncji
Wymiary opakowania7.28 x 5.08 x 2.24 cala

9. Gwarancja i wsparcie

For warranty information, please refer to the documentation provided at the time of purchase or contact your seller. For technical support, software downloads, and additional resources, please visit the manufacturer's support website or the link provided in Section 5.2: https://cd50.net/442/

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