The 63x Series of sound level meters are the most versatile of meters available; ideal for both noise at work applications (ISO9612, OSHA) and environmental measurements (BS4142). Ensure compliance with workplace noise legislation with the 633 and assist with the selection of hearing protection. For environmental noise monitoring, the CEL-633 can be used for boundary noise assessment, noise nuisance complaints, or in the construction industry, section 61 notices.

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