Sound Level Monitors

Workplace and Environmental Noise

​The Optimus Sound Level Meters are a range of high performance sound level meters that use the very latest technology to provide you with a simple and accurate tool to measure and record workplace, occupational and environmental noise levels.

  • Combining the latest digital technology with ease of use

  • Class 1 & Class 2 to IEC 61672-1:2013 & IEC 61672-1:2002

  • High performance guaranteed - Class 1 & Class 2 Sound Level Meters

  • Measures everything you need simultaneously to save time

  • Designed for basic, occupational and environmental noise measurements

  • Meets standards from around the world - UK, EU, OSHA, MSHA or ACGIH

  • Type Approval to IEC 61672-1:2013 & IEC 61672-1:2002

  • Easy to upgrade at any time – a future-proof investment

  • Backed by Cirrus' industry leading 15-Year Warranty for your peace of mind

Workplace Noise - Optimus Yellow
Simple Workplace Noise Measurements with the Optimus Yellow Sound Level Monitor
Occupational Noise - Optimus Red
Advanced Occupational Noise Measurements with the Optimus Red
Environmental Noise - Optimus Green
Environmental and Occupational Noise with the Optimus Green
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  • Backed by our 15 Year "No Quibble" Warranty for your peace of mind

  • High Performance to Class 1 or Class 2 Standard

  • Class 1 & Class 2 to IEC 61672-1:2013 & IEC 61672-1:2002

  • Type Approved to IEC 61672-1:2013 (Class 1 Instruments)

  • Type Approved to IEC 61672-1:2002 (Class 1 Instruments)

  • Quick, simple and easy to operate

  • Measures Fast, Slow & Impulse Time Weightings

  • dB(A), dB(C) and dB(Z) Frequency Weightings included

  • Real-time 1:1 Octave Band Filters (optional)

  • VoiceTagTM voice note recording

  • AuditStoreTM measurement verification

  • High resolution colour OLED display and back-lit keypad

  • Measure up to 140dB(A) and 143dB(C) Peak with a single 120dB measurement range

  • Pause & Back Erase as standard

  • 4GB memory with the option of expanding upto 32GB

  • Long battery life

  • Backed by our 15 Year "No Quibble" Warranty for your peace of mind

  • Compliant to IEC 61672-1:2013 & IEC 61672-1:2002

  • Type Approved to IEC 61672-1:2013 (Class 1 Instruments)

  • Type Approved to IEC 61672-1:2002 (Class 1 Instruments)

  • Backed by our 15 Year "No Quibble" Warranty for your peace of mind

  • High Performance to Class 1 or Class 2 Standard

  • Quick, simple and easy to operate

  • Simultaneous measurement and data logging of all available parameters

  • Measures Fast, Slow & Impulse Time Weightings

  • dB(A), dB(C) and dB(Z) Frequency Weightings included

  • Real-time 1:1 & 1:3 Octave Band Filters

  • Tonal noise analysis

  • VoiceTagTM voice note recording

  • AuditStoreTM measurement verification

  • Acoustic FingerprintTM audio triggering, recording & alerts during measurements for replay and analysis

  • Compatible with CK:670 & CK:680 environmental noise monitoring kits for a total environmental noise monitoring solution

Key Words:

decibel meter, decibel metre, noise meter, sound meter, sound level meter, noise level meter,spl meter, noise monitoring equipment, db sound meter, noise monitor

Registered Address: Environmental Science and Technology Ltd, 48 Thirkleby Way, York, North Yorkshire, United Kingdom, YO10 3QD. Phone: +44 (0) 1904 373018 Email: info@environst.com 

Company Number: 10773337

VAT Number: 270 6099 96