Technical Specifications

• Accuracy: IEC 61672-1:2013 Category 2

• Microphone: Pre-amplified 1/2 inch condenser microphone

• Measurement Range:
  25dB(A)~141dB(A);
  35dB(C)~141dB(C);
  50dB(Z)~141dB(Z);
  (Other linear ranges: 31.5Hz: 26dB(A)~101dB(A); 12.5kHz: 25dB(A)~136dB(A))

• Frequency: 20Hz~12.5kHz

• Equivalent Electrical Noise: <17dB(A), <23dB(C), <33dB(Z)

• Frequency Filters: Parallel A, C, Z

• Time Filters: Parallel F (fast), S (slow), I (impulse)

• Measurement Functions: Lp, Leq t, Leq.T, Lmax, Lmin, Lpeak, SEL

• Time Interval: 1s~24h (adjustable)

• Measurement Start: Button/clock/timer

• Power Settings: Periodic on or off

• Data Storage: 4MB Flash RAM

• Data Standards: 4 parameter standards, 128 measurement point names, 64 calibration records

• Languages: Chinese, English, Portuguese

• Power Consumption: <80mA/5V

• Power Supply:
  4x AAA batteries (10 hours operation)
  AC/DC adapter: 5V/2A

• Operating Conditions:
  Temperature: -10°C~50°C
  Humidity: 25%-90%RH
  Pressure: 65-108kPa

• Dimensions: 230×69×26mm

• Weight: 180g

Description

Sound level measuring device suitable for real-time noise monitoring. Provides a wide frequency range and dynamic range, with data storage capability and USB export for PC analysis.