BETAFIT NOISEBETA 6250 Operation manual

INSTRUCTIONS FOR USE
It is recommended that the wearer should ensure that:
The Earmuffs are fitted, adjusted and maintained in accordance with manufacturer’s instructions.
The Earmuffs are worn at all times in noisy surroundings.
The Earmuffs are regularly inspected for serviceability.
WARNINGS
If the above recommendations are not adhered to, the protection afforded by the Earmuffs will be severely
impaired.
This product may be adversely affected by certain chemical substances. Further information should be
sought from the manufacturer.
Regularly inspect for wear and damage. Earmuffs, and in particular their cushions, may deteriorate with use
and should be examined at frequent intervals for cracking, leakage and other deformations. Dispose as
necessary.
The fitting of hygiene covers to the cushions may affect the acoustic performance of the Earmuffs.
FITTING INSTRUCTIONS
Earmuffs must be put on before exposure to noise and worn at all times in noisy environment.
With the Earmuffs fully extended, position the headband directly over the head, pull cups outward and
position over ears, so that they fully enclose the ear and seal tightly against the head.
Adjust headband to reduce the space between head and band.
For best results, remove hair, and other objects, from under the cushions. The entire cushion surface
should press firmly, but comfortably, against the head.
ATTENUATION VALUES
SNR=32dB H=35dB M=30dB L=22dB
Mean Mass=217grams
Frequency (Hz) 125 250 500 1000 2000 4000 8000
Mean Attenuation (dB) 17.3 22.6 31.2 38.1 36.4 40.5 37.2
Standard Deviation (dB) 2.8 2.4 2.4 2.0 3.1 4.1 2.9
Assumed Protection (dB) 14.5 20.2 28.8 36.1 33.3 36.4 34.3
Assumed Protection rounded to one decimal place.
NOTE: Tested According To BS EN 352-1:2002
PRODUCT DATA
NOISEBETA EARMUFF - MODEL 6250

NOISEBETA EARMUFF - MODEL 6250
STORAGE & MAINTENANCE
Earmuffs must be stored in a cool, dry, clean, uncontaminated environment before and after use.
Routinely wash in lukewarm mild soapy water and dry with a soft clean cloth or in the open air, and away
from a direct heat source. The foam liner should be allowed to air dry before reinserting into the cups.
Disinfection: For disinfection use 70% solution of Ethyl Alcohol in water, [“Surgical Spirit”], to wipe the
Earmuffs.
ADDITIONAL INFORMATION
Material Content: Headband - ABS + PC
Cushion - Sponge + PVC
FOR FURTHER INFORMATION
CONTACT YOUR LOCAL DISTRIBUTOR:
SIZING & ADJUSTABILITY
Mode Size Range Warning: Large size range. [O-T-H Earmuffs].
These Earmuffs are of ‘large size range’. Earmuffs complying
with EN 352-1 are of ‘medium size range’ or ‘small size range’ or
‘large size range’. ‘Medium size range’ Earmuffs will fit the
majority of wearers. ‘Small size range’ or ‘large size range’
Earmuffs are designed to fit wearers for whom ‘medium size
range’ Earmuffs are not suitable.
Small Medium Large
O-T-H 
i.e. ‘large size range’. O-T-H [Over The Head].
PRODUCT DATA