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MERCANTA

www.mercanta.com Certified to EN 352-2 H=33 M=28 L=25 SNR=32. Moulded and corded ear plugs. Unique one-size fits most ear canals comfortably and provides a high level of attenuation. Incorporating an easy-to- see blue vinyl cord, making them ideal for the food manufacturing industry. Reuseable. 3M Detectable Plugs “EAR Tracer“ Certified to EN 352-2 H=30 M=22 L=19 SNR=26. Stylish banded hearing protection with innovative flexible band and soft round foam plugs for optimum fit and superior comfort. 3M Semi-Aural Plugs “EAR 1310“ Certified to EN 352-2 H=27 M=19 L=17 SNR=23. One of the lightest semi-aural devices available. Earcaps provide day-long hearing protection against workers exposed to noise. Ideal as disposable protectors for visitors. 3M Semi-Aural Plugs “Earcaps“ Basic sound level meter, to be used with the 3M Optime Alert System for easier product selection. Offers integrating/averaging feature which calculates the average sound pressure level. Ideal for quick simple noise checks. Range of measurements: Leq/Lavg (Equivalent/ Average pressure sound level), Max, Min, Runtime, OL (Overload) and UR (Under-range). Rechargeable battery via USB. Kit includes SD-200, USB Cable, Windscreen. Order No.: 154-791051 3M Sound Level Detectors “SD-200“ Order No.: 154-254092 Colour: Blue Box contains 50 pairs Order No.: 154-254279 per pair Colour: Orange Box contains 50 pairs Order No.: 154-254221 per pair Colour: Orange Box contains 40 pairs Attenuation - EAR Tracer Freq (Hz) 63 125 250 500 1000 2000 4000 8000 Mean Attenuation (dB) 29.2 29.4 29.4 32.2 32.3 36.1 44.3 44.8 Standard Deviation (dB) 6.0 7.4 6.6 5.3 5.0 3.2 6.0 6.4 Assumed Protection (dB) 23.2 22.0 22.7 26.9 27.3 32.8 38.3 38.4 Attenuation - EAR 1310 Freq (Hz) 63 125 250 500 1000 2000 4000 8000 Mean Attenuation (dB) 22.6 21.7 21.8 23.6 25.1 34.8 40.5 42.7 Standard Deviation (dB) 5.0 4.6 4.5 4.3 3.0 3.2 4.3 3.6 Assumed Protection (dB) 17.6 17.0 17.3 19.3 22.1 31.6 36.2 39.1 Attenuation - Earcaps Freq (Hz) 63 125 250 500 1000 2000 4000 8000 Mean Attenuation (dB) 21.0 20.2 19.8 19.1 23.2 33.4 41.0 40.7 Standard Deviation (dB) 4.1 4.4 4.2 4.3 3.7 4.5 2.9 5.4 Assumed Protection (dB) 16.9 15.8 15.5 14.8 19.5 29.0 38.1 35.2 35 Freq (Hz) 631252505001000200040008000 Mean Attenuation (dB) 29.229.429.432.232.336.144.344.8 Standard Deviation (dB) 6.07.46.65.35.03.26.06.4 Assumed Protection (dB) 23.222.022.726.927.332.838.338.4 Freq (Hz) 631252505001000200040008000 Mean Attenuation (dB) 22.621.721.823.625.134.840.542.7 Standard Deviation (dB) 5.04.64.54.33.03.24.33.6 Assumed Protection (dB) 17.617.017.319.322.131.636.239.1 Freq (Hz) 631252505001000200040008000 Mean Attenuation (dB) 21.020.219.819.123.233.441.040.7 Standard Deviation (dB) 4.14.44.24.33.74.52.95.4 Assumed Protection (dB) 16.915.815.514.819.529.038.135.2

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