Cirrus sound level meter | Cirrus Research Optimus

Sound level meter range [Cirrus sound level meter]

Cirrus sound level meter

Optimus is the latest generation of Cirrus sound level meter.

The Optimus range uses the latest technology for a guaranteed high performance. The noise level meters are designed for a variety of applications, including basic, occupational, and environmental noise measurements.

The sound level meter can be easily upgraded at any time and comes with a 15-year warranty, which makes it an ideal investment for the future.

Each instrument is IEC 61672-1:2013 and IEC 61672-1:2002 certified, and meets the global UK, EU, OSHA, MSHA, and ACGIH standards.


Available versions of Cirrus sound level meter:

Optimus yellow sound level meters The simplest instrument. Designed for basic noise data such as fire alarm testing and machinery servicing.
Optimus red sound level meters A more advanced instrument. Designed to measure occupational noise measurements.
Optimus green sound level meters The most advanced instrument. Designed to measure both environmental and occupational noise measurements.

Applications for the Cirrus sound level meter:

  • Noise ordinance and community noise.
  • Fire alarm testing.
  • Maintenance and trouble-shooting.
  • Occupational and industrial hygiene noise evaluations.
  • Noise at work surveys and noise exposure calculations.
  • HML or Octave band methods are used to select hearing protection.
  • Simple noise level testing.
  • Environmental noise measurements.
  • Long term noise assessments.

The Cirrus sound level meter includes:

Training Cirrus Research offers a range of online courses, personalised online training, resources, and webinars to help with the Optimus range.
NoiseTools The NoiseTools software enables the user to download and analyse the data easily. The software is included with some versions of noise level meter.
Service and calibration The Cirrus Research service and calibration support will maintain the accuracy of the Optimus product throughout its lifetime.
Warranty The warranty of an Optimus product is to 15 years.

Contact Cirrus Research plc