Casella has launched its enhanced 620 sound level meter to help protect more workers from noise-induced hearing loss (NIHL). The new device offers significant upgrades over its predecessor, providing users with a greater understanding of noise in the workplace and easier, faster ways to record measurement data. Casella’s latest enhanced 620 sound level meter features time history profiling, enabling operators to see how noise has varied over a set period ranging from one second to 30 minutes
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