Class 2 Sound Level Meter ST-21D | Scarlet Tech
ST-21D Sound Level Meters fully comply with the latest Class 2 IEC 61672:2013 standard. Advanced integrating algorithms designed to withstand industrial conditions.
Equates continuous sound level and sound exposure after choosing a time period, an ideal tool for occupational noise measurements, such as those required by the Controls of Noise at Work Regulations or OSHA Occupational Noise standards. At the front line, ensure the protection of hearing and occupational safety for employees.