Cirrus Optimus Red range | Sound level meter

Contact Instrument Solutions

The Optimus Red sound level meters use digital technology to give you a simple to use instrument for occupational and industrial hygiene noise measurements. The instrument requires no setup or complicated configuration via a PC, simply switch on, calibrate then press start.

The measurement data is displayed in a clear and simple format along with a real-time noise chart so you can see how the levels vary over time.

Features

  • Simple operation with the simultaneous measurement of all workplace noise parameters
  • Three independent integrators to give you every function you may need to meet UK, EU, OSHA, MSHA or ACGIH all at the same time
  • LAeq, LEP,d (LEX), Peak(C) & C-A for the UK & Europe
  • Lavg, TWA & Dose for OSHA/MSHA
  • Real-time octave band filters (C version)
  • Optional data logging with VoiceTag audio recording
  • High resolution colour OLED display with the latest digital technology
  • Ergonomically designed case
  • Fast, Slow & Impulse Time Weightings
  • dB(A), dB(C) and dB(Z) frequency weightings
  • High resolution colour OLED display with the latest digital technology
  • 120dB measurement span all the way up to 140dB(A) and 143dB(C) Peak
  • 4GB Memory in the B & C versions can store over 10,000 measurements

Important note Only the B, C & D versions of the instrument are supplied with the NoiseTools software to record and download measurements to a PC.

Technical

The Optimus Red instruments are available in a number of configurations including complete measurement kits with acoustic calibrators and carry cases, please refer to the datasheet for the full specifications.

NoiseTools® is a Registered Trade Mark of Cirrus Research plc.

Support documents

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Download
Cirrus NoiseTools software V1.8.8.zip Cirrus NoiseTools software V1.8.8
Category
Support documents
File type
Archive file
Download (357 MB)
Download
Cirrus Optimus 161 series quick set up guide.pdf Cirrus Optimus 161 series quick set up guide
Category
Technical document
File type
Adobe Acrobat
Download (416 KB)
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Cirrus Optimus Red data sheet.pdf Cirrus Optimus Red data sheet
Category
Technical document
File type
Adobe Acrobat
Download (2 MB)
Download
Cirrus Optimus user manual - Firmware 2.8 or earlier.pdf Cirrus Optimus user manual - Firmware 2.8 or earlier
Category
Technical document
File type
Adobe Acrobat
Download (969 KB)
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Cirrus Optimus user manual - Firmware 2.9 or later.pdf Cirrus Optimus user manual - Firmware 2.9 or later
Category
Technical document
File type
Adobe Acrobat
Download (5 MB)
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Cirrus Optimus+ user manual.pdf Cirrus Optimus+ user manual
Category
Technical document
File type
Adobe Acrobat
Download (2 MB)