SONUS Sound Level Meters

The Castle SONUS range of pocket sized sound level meters bring simplicity and power to the worlds of Noise at Work and Environmental sound monitoring. From a basic sound pressure meter to a combined sound and dosemeter, the range of systems covers a wide diversity of applications. ​

A total system dedicated to your needs

There are a number of system packages available to suit many applications from simple tasks such as alarm monitoring, to a fully weatherproof system for long-term environmental solutions, there are also dedicated packages for Noise at Work requirements. 

Dedicated Systems

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​Castle Sonus GA116B Class 1 Sound Pressure Level Meter
Castle Sonus GA116L Class 1 Logging Sound Level Meter
​Castle Sonus GA116E Class 1 Environmental Sound Level Meter
​Castle Sonus GA116I Class 1 Integrating Sound Level Meter
Castle Sonus GA216B Class 2 Sound Pressure Level Meter
​Castle Sonus GA216I Class 2 Integrating Sound Level Meter
​Castle Sonus GA216L Class 2 Logging Sound Level Meter
Measurement Parameters
No
Leq
Leq, Ln/Percentiles
​Lepd, Leq
No
​Lepd, Leq
Leq
Class
Class 1
Class 1
Class 1
Class 1
Class 2
Class 2
Class 2
Weightings
A, C
A, C, Z
A, C, Z
A, C
A, C
A, C
A, C. Z
Application
Noise at Work
​Environmental Noise, Noise at Work
​Noise at Work
Noise at Work
Environmental Noise, Noise at Work
Noise at Work
​Environmental Noise, Noise at Work
Noise Features
N/A
Data Logging
Data Logging
N/A
Data Logging
N/A
Data Logging

More Information

Data Sheet & Product Information

Specifications - Technical Information

Applicable Standards
Sonus GA116I
  • IEC 61672-1:2002 (Integrating, Sound Exposure and Sound Level Meters)
  • IEC 60651:2001 (Sound Level Meters)
  • IEC 60804:2000 (Integrating Function)

Sonus GA216I
  • IEC 61672-1:2002 (Integrating, Sound Exposure and Sound Level Meters)
  • IEC 60651:1979+A1+A2 (Sound Level Meters)
  • IEC 60804:2000 (Integrating Function)