3M Noise Indicator
The 3M Noise Indicator alerts users to potentially dangerous noise levels, helping identify areas where hearing protection may need to be worn. Users simply clip the Noise Indicator to a shirt or jacket; it’s LED light delivers a clear indication when noise levels exceed a potentially hazardous threshold.
Red Flashing LED: Noise levels are above 85 dBA – hearing protection may be required.
Green Flashing LED: Noise levels are below 85 dBA – hearing protection may not be necessary.
The Noise Indicator’s small size and lightweight design make it ideal for workers in a variety of industries. With a rechargeable battery that operates for up to 200 hours between charges, it’s an economical investment in your employee hearing awareness program.
The NI-100 can be used as an effective training tool within a Hearing Conservation Program (consult OSHA Standard 1910.95) to help ensure workers know when and where to wear hearing protection. Industrial Hygienists can also use it as a mapping tool to determine where noise studies are necessary.
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