1. Introduzzjoni
This manual provides detailed instructions for the safe and effective operation of your Mastfuyi Digital Decibel Meter, Model FY8862. Please read this manual thoroughly before using the device and retain it for future reference.
The Mastfuyi FY8862 is a portable, digital sound level meter designed for measuring sound levels in various environments. It features a wide measurement range, high accuracy, and multiple functions including A-weighting, fast/slow response modes, and MAX data hold.
2. Informazzjoni dwar is-Sigurtà
- Tippruvax tiżżarma jew timmodifika l-apparat.
- Keep the device away from water, high temperatures, and corrosive substances.
- Kun żgur li l-batteriji jiddaħħlu bil-polarità korretta. Neħħi l-batteriji jekk l-apparat ma jkunx se jintuża għal perjodu twil ta' żmien.
- Evita li twaqqa 'l-apparat jew suġġett għal impatti qawwija.
3. Kontenut tal-Pakkett
Iċċekkja li l-oġġetti kollha huma preżenti malli tiftaħ il-pakkett:
- 1 x Mastfuyi Digital Decibel Meter FY8862
- 2 x Batteriji AAA 1.5V
- 1 x Manwal ta 'Istruzzjoni
Image 3.1: Mastfuyi Digital Decibel Meter FY8862 and included AAA batteries.
4. Prodott Aktarview u Karatteristiċi
The Mastfuyi FY8862 is designed for ease of use and accurate sound measurement. Below are its key components and features:
Image 4.1: Labeled components of the Mastfuyi FY8862 Decibel Meter.
- Wind-resistant Ball: Protects the microphone from wind noise and minor impacts.
- Electret Condenser Microphone: High-precision microphone for accurate sound capture.
- Sound Level Alarm: Visual indicator (green/red LED) for sound levels.
- Display LCD: Shows decibel readings, mode, and battery status.
- Qoxra tal-batterija: Secures the AAA batteries.
- Swiċċ tal-Enerġija: Ixgħel jew jitfi l-apparat.
- MAX Locking Key: Iżomm il-valur massimu mkejjel.
- SLOW/FAST Select Button: Toggles between fast and slow response modes.
- Clip tal-but: For convenient carrying and secure attachment.
- Disinn li ma jiżloqx: Ensures a secure grip.
4.1. Electret Condenser Microphone
The device utilizes a precise electret condenser microphone for accurate sound capture, offering high precision, quick response, and anti-interference capabilities.
Image 4.2: The Electret Condenser Microphone, designed for high precision and quick response.
4.2. Disinn Kompatt u Portabbli
Weighing only 1.76 oz (without battery) and measuring 6.65 inches (169mm) in length, the pen-style design with a pocket clip makes it easy to carry and store securely.
Image 4.3: The compact and lightweight design of the decibel meter, suitable for various carrying methods.
4.3. A-Weighted Measurement
This noise meter incorporates A-weighting, which simulates the frequency response of the human ear at low sound intensities. This provides a more accurate and professional detection of environmental noise, crucial for assessing potential hearing damage and noise pollution.
Image 4.4: A-weighting feature for accurate environmental noise detection.
4.4. Fast and Slow Measurement Modes
The device offers two response rates for diverse measurement needs:
- FAST Mode: Samples the signal 8 times per second, ideal for measuring transient noise or instantaneous changes in sound levels.
- SLOW Mode: Samples 1 time per second, suitable for continuous noise measurements and indicating the average level of fluctuating noise.
Image 4.5: Illustration of Fast and Slow measurement modes.
4.5. MAX Data Hold Function
The MAX lock function continuously records and displays the highest measurement during the sampling period, simplifying data reading and recording.
Image 4.6: The MAX Hold function for capturing peak sound levels.
4.6. Sound Level Alarm
A visual alert system is integrated: the sound level indicator illuminates green when the sound level is below 60 dB and red when it exceeds 60 dB.
4.7. Common Noise Range Reference
Understand typical decibel levels and their potential impact:
Image 4.7: Reference chart for common noise ranges and their effects.
4.8. Applikazzjoni Wiesgħa
The decibel meter is suitable for monitoring noise levels in various environments, including homes, factories, classrooms, offices, home theaters, audio systems, and automobiles.
Immaġni 4.8: Eż.amples of the decibel meter's application in various settings.
5. Setup
5.1. Installazzjoni tal-batterija
The Mastfuyi FY8862 requires two AAA 1.5V batteries. To install or replace batteries:
- Sib l-għatu tal-batterija fuq wara tal-apparat.
- Use a small Phillips head screwdriver to unscrew the battery cover.
- Insert two AAA 1.5V batteries, ensuring correct polarity as indicated inside the compartment.
- Ibdel l-għatu tal-batterija u waħħalha bil-kamin.
5.2. Kalibrazzjoni
The device is factory-calibrated. If recalibration is necessary, follow these steps:
- Agħfas il- Bil-mod/veloċi buttuna u l- Swiċċ tal-Qawwa button simultaneously. Hold the Bil-mod/veloċi buttuna.
- After the device powers on, briefly press the Swiċċ tal-Qawwa button. The screen will display "MAX" to indicate entry into calibration mode.
- Set your standard signal source device to 94dB.
- Align the decibel meter to the standard signal source device. Wait for the meter reading to stabilize at 94dB.
- Agħfas il- Bil-mod/veloċi button to save the calibration.
- Agħfas il- Qawwa mixgħul/mitfi button to restart the device. Calibration is now complete.
6. Istruzzjonijiet Operattivi
6.1. Power On/Off
Agħfas l-aħmar Swiċċ tal-Qawwa buttuna biex tixgħel jew titfi l-apparat.
6.2. Selecting Measurement Mode (FAST/SLOW)
Agħfas il- VELOĊI/BIL-MOD button to toggle between Fast and Slow response modes. The selected mode will be indicated on the LCD display.
6.3. Using MAX Data Hold
Agħfas il- MAX button to activate the MAX data hold function. The display will then show the highest decibel reading recorded since the function was activated. Press the MAX buttuna għal darb'oħra biex toħroġ minn din il-modalità.
6.4. Interpreting Sound Level Indicators
The device features LED indicators to provide a quick visual reference for sound levels:
- LED aħdar: Illuminates when the sound level is below 60 dB.
- LED aħmar: Illuminates when the sound level is above 60 dB.
7. Speċifikazzjonijiet
| Karatteristika | Speċifikazzjoni |
|---|---|
| Medda ta' Kejl | 30 dB sa 130 dB |
| Eżattezza | ±1.5 dB |
| Medda ta' Frekwenzi | 31.5 Hz sa 8 KHz |
| Peżar | Ippeżar A |
| Ħin ta' Rispons | Fast (125ms), Slow (1s) |
| Provvista tal-Enerġija | 2 x Batteriji AAA 1.5V |
| Numru tal-Mudell tal-Oġġett | FY8862 |
| Dimensjonijiet tal-Pakkett | 7.17 x 1.54 x 1.34 pulzieri |
| Piż tal-oġġett | 3.17 uqija |
8. Manutenzjoni
- Naddaf l-apparat b'ċarruta ratba u niexfa. Tużax prodotti tat-tindif jew solventi li joborxu.
- Ensure the microphone's wind-resistant ball is free from dust and debris for accurate readings.
- Aħżen l-apparat f'post frisk u niexef meta ma jkunx qed jintuża.
9 Issolvi l-problemi
- L-apparat ma jixgħelx: Iċċekkja l-installazzjoni tal-batterija u kun żgur li l-batteriji mhumiex eżawriti. Ibdel jekk meħtieġ.
- Qari mhux preċiż: Ensure the microphone is clear of obstructions. Perform calibration if readings are consistently off.
- Problemi bil-wiri: Jekk id-displej ikun mudlam jew qed iteptep, ibdel il-batteriji.
10. Garanzija u Appoġġ
Mastfuyi provides a 48-month unconditional warranty and lifetime after-sales service for this product. For any questions or support needs, please contact Mastfuyi customer service. We are available 24/7 online to answer your questions as soon as possible.
11. Vidjows tal-Prodott
Watch the official product video for a visual guide on the Mastfuyi Digital Decibel Meter.
Vidjo 11.1: Il-prodott uffiċjali spiċċaview of the Mastfuyi Digital Decibel Meter, demonstrating its features and ease of use.
