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Hire of SoundEar 3 Industrial Noise Sign with Data Logging

soundear 3 data logging industrial data logging sign hire

The SoundEar 3 Industrial Noise Activated Sign is a data logging noise warning device that can be mounted on a wall or other vertical surface using a single screw or hook. The trigger sound level is set using the software or the controls on the sign. The noise measurements can be downloaded using the software that is included.


  • Factories and other industrial environments
  • Machinery with noise levels that vary considerably
  • Intermittent noise

Main Features

  • Adjustable level from 30 to 120 dB(A)
  • Green, yellow, red light noise warning system
  • Download measurements and generate noise reports

Hire Kit Includes

  • SoundEar 3 Industrial Noise Warning Sign with Data Logging
  • Windows software to configure, download and create noise reports
Hire Period:


The SoundEar 3 Industrial is designed for use in factories and other indoor industrial environments. It can be used to indicate to staff when the sound levels are getting high, prompting them to reduce the noise, leave the area or to fit hearing protection.

Noise Limits

The noise limit can be set within the range of 30 to 120 dB(A).The noise trigger levels can be set using the software. The lights can be set to light up or flash when the sound levels are high, and can have different settings for day or night. Basic adjustments can also be made using controls on the noise sign itself.

industrial noise warning sign

SoundEar 3 Industrial Noise Sign Applications

The SoundEar 3 Industrial can be installed in almost any indoor environment where employees need to be warned of high noise levels and to take action.

As this noise warning sign is very easy to install, it is ideal for temporary and other short term noise measurement applications.

  • Factories
  • Industrial sites
  • By machinery that makes intermittent noise
  • By machinery with varying noise levels
  • Dusty environments (IP42 rated)
industrial noise sign software reporting

Setting Up

1. Set the sound trigger levels (see below).

2. Hang the sign on a single screw on the wall.

3. Connect the power.

Setting Trigger Levels

There are three ways to set up the trigger levels for the SoundEar 3 noise warning sign.

  • Connect the sign to a computer's USB port and use the software
  • Save the settings to a USB stick and plug it into the sign
  • Using the controls on the sign (limited configuration)
setting the noise sign up


Frequency Range20Hz to 20kHz
Measuring Range30 to 120 dB
Deviation± 0.5 dB
Frequency Weighting"A" ("C" weighted Peak)
Time WeightingFast and Slow
Digital DisplaydB(A) Slow, LAeq15, Alarm settings, Clock
Outputs"A" weighted, 0-10V or 4-20mA
USB Ports1. Micro USB (power and PC connection)
2. USB Controller (for USB memory stick connection)
Internal Memory16MB (128MBit) - 600 days depending on settings
Easily extended using memory stick
CabinetShockproof acrylic
Dimensions265 x 205 x 46 mm, 10.4" x 8" x 1.8"
Weight1.5 kg, 3.3 lb
Power5 VDC (micro USB) or 24 VDC (screw terminal)
Max 2.5W
Acoustic StandardsIEC61672-2-2002 Class 2, ANSI S1.4 Type 2
soundear 3 industrial noise sign dimensions