Sensear SM1B, Manual

Page: 37 / 46

The SM1P/B has level dependent facilities and the criterion levels as
defined in EN352-4 are displayed below:
Model
H M L
dB(A)
SM1P/B 108.6 104.6 103.4
EARMUFFS WITH ELECTRICAL AUDIO INPUT (EN352-6)
NRR SLC [80] SNR NRR[SF]
ANSI S3.19-1974 AS/NZS 1270:2002 EN352-1 andEN352-3 ANSI S12.6 – 2008
US Australia EU US & Canada
Foam Foam
Foam
Foam
Headband
30dB 32 dB, Class 5 37dB 33dB
Behind-
the--Neck
31dB 33 dB, Class 5 38dB 33dB
Helmet
29dB 30 dB, Class 5 38dB 31dB
EARMUFFS WITH ELECTRICAL AUDIO INPUT (EN352-6)
The electrical input level for which the mean plus one standard
deviation is A-weighted diffused-field related sound pressure level is equal
to 82 dB(A) is an RMS voltage U = 108mV.
SIZE RANGES
WARNING Earmuffs complying with EN352-1 are of ‘small size range’,
‘Medium size range’ or ‘large size range’. ‘Medium size range’ earmuffs
will fit most wearers. ‘Small size range’ or ‘large size range’ earmuffs are
designed to fit wearers for whom ‘medium size range’ earmuffs are not
suitable. The SM1P/B headband, SM1P/B behind-the-neck and
SM1P/B helmet adapters may be adjusted for small, medium, or large
size.
En
glis
h
DOC00084 SM1P/B Manual rev 14.00
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