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Product description: Sound level meter - decibel meter FNIRSI FDM01 - from 30 to 130 dBA
The FNIRSI FDM01 is a modern sound level meter designed for monitoring noise in the workplace, public spaces, and utility rooms. The device measures sound intensity from 30 dB to 130 dB with an accuracy of ±1.5 dB , allowing you to reliably assess noise levels in offices, workshops, construction sites, and urban environments. The sound level meter utilizes an A-weighted characteristic , reflecting the sensitivity of the human ear, and also displays ambient temperature and humidity . Its compact design, easy-to-read display, and battery operation make it convenient for both stationary and mobile use.
Sound level meter - decibel meter FNIRSI FDM01 - from 30 to 130 dBA.
The decibel meter offers a measurement range from 30 dB to 130 dB.
Main features of the FNIRSI FDM01 decibel meter
- Wide measurement range : noise measurement from 30 dB to 130 dB
- High accuracy : measurement precision of ±1.5 dB with a reference source of 94 dB at 1 kHz
- 6mm condenser microphone : a sensitive sensor that ensures quick response to changes in sound intensity
- A-weighting characteristic : measurement consistent with sound perception by the human ear
- FAST and SLOW modes : choose between a fast or more stable measurement response
- MIN / AVG / MAX functions : reading of minimum, average and maximum values
- Light alarm : signaling that the set noise threshold has been exceeded
- Temperature and humidity measurement : additional control of environmental conditions
- 2.3-inch VA color screen : clear presentation of results and large digits
- Built-in 600 mAh battery : charging via USB Type-C without the need to replace the battery
Applications of a sonometer in everyday work
The FNIRSI FDM01 is ideal for use wherever quick and convenient noise monitoring is essential. The device can be used in offices, schools, workshops, manufacturing plants, construction sites, and urban environments , helping to assess acoustic comfort and working conditions. Its compact housing and built-in battery also make it suitable for field, inspection, and educational applications. Additional temperature and humidity measurements enhance its functionality when analyzing environmental conditions.
The 600 mAh battery guarantees long-term operation of the meter.
Technical specifications of <strong>the sound level</strong> meter
- Model: FDM01
- Device type: sound level meter / sonometer
- Measurement range: 30 dB to 130 dB
- Accuracy: ±1.5 dB at 94 dB and 1 kHz
- Frequency range: 31.5 Hz to 8.5 kHz
- Frequency weighting characteristic: A
- Dynamic range: 3.5 dB
- Resolution: 0.1 dB
- Reading frequency: 2 times per second
- Dynamic display scale: 1 division = 2 dB
- Overload indication: OVER / UNDER
- Dynamic characteristics: FAST, SLOW
- Microphone: 6mm condenser
- Functions: MIN / AVG / MAX / HOLD
- Display: VA 2.3''
- Digital display: 4 digits
- Battery: 600mAh / 3.7V
- Charging: USB Type-C
- Operating temperature: 0°C to 40°C
- Operating humidity: 10% RH to 80% RH
- Storage temperature: -10°C to 60°C
- Storage humidity: 10% RH to 70% RH
- Dimensions: 190 x 61 x 31 mm
Contents of the set
- FNIRSI FDM01 decibel meter
- USB cable
- User manual
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