SoundEar 3 - 310

The sound of a good working environment

The SoundEar®3 – 310 is an ideal tool to help monitor and map the noise environment. The visual signal also tells you when you need to wear hearing protection if the noise is too loud.

Key features of SoundEar 3 - 310

  • Has a measuring range from 30 dB to 120 dB
  • Built in log that saves LAeq measurements for up to 600 days
  • View multiple units in real time in the SoundEar software by adding a wireless USB dongle
  • Easy transfer of log data into the SondEar software via USB to give a complete overview of the noise environment
  • All measurements are saved in a CSV format and can be opened in Excel

SoundEar 3 Product Demo

Data Sheet & Product Information

Specifications - Technical Information

Standards:
  • IEC61672-2-2002. Type 2, ANSI S1,4 Type 260601-1: Medical electrical equipment - Part 1: General requirements for basic safety and essential performance.
  • 60601-1-2: Medical electrical equipment - Part 1-2: General requirements for basic safety and essential performance.
Parameters:
  • Measures 3 measurements simultaneously LAF; LAS; LCpeak; Laeq, 1s, Laeq ¼ h, Laeq 1/2h, Laeq 1 h. 
Resolution:
  • 0,1 dB for all parameters 
Measuring Ranges:
  • RMS: Total 30 – 120 dB
Deviation:
  • +/- 0.5 dB 
Frequency Range:
  • 20 Hz – 20 kHz
Frequency Weighting:
  • A- weighting ( RMS), C-weighting ( Peak )
​Time Weighting:​
  • Slow (1S) & (125mS) 
Dynamic Range RMS:
  • 90 dB and Peak detection
Light setting:
  • Full configurability through SoundEar® software including night setting. 
2 x Outputs (1 for dB A + 1 for dB C):
  • Either 0-10V or 4-20mA outputs
2 x USB ports:
  • Micro USB (Power &PC), USB OTG (Log, config.)
Display data:
  • LAS max, Leq (A)15, Alarm settings, Temperature & Clock
Power supply:
  • 5VDC (micro USB) / 24VDC (screw terminal) Current consumption: max 2.5W.
Microphone:
  • ​20 Hz – 20 kHz
Internal memory:
  • 16MB (128MBit) (5-90 days log time, depending on log settings)
Real Time Clock: 
  • Hi-precision type with battery backup (CR2032).
Mechanical properties: 
  • Cabinet: Shockproof acrylic.
  • Measurements: Length: 265mm, Width: 205mm, Height: 46mm,
  • Weight: 1.5 kg.