BEF320-2A
Operating Manual
RECORD OF NOISE AND VIBRATION ASSESSMENT
Manufacturer:
Type:
Scarifier
Model No.
BEF 320-2A
Motor:
Honda Petrol
Operation :
Concrete floor surface
Inserted Tool:
TCT cutters
Running Conditions:
2800 rpm
HAV Note:
Acoustic Associates
HAND-ARM VIBRATION
Frequency Weighted Energy Equivalent Accelerations (a
h,w
)
Measurement
Position
Acceleration (m/s
2
)
X axis Y axis
Z
axis
Vector Sum
Handle
3.59
6.61
3.47
8.30
NOISE LEVELS
Sound Power Level (L
WA
)
L
WA
at Octave Band Centre Frequency (Hz)
Sound
Power
Level
L
WA
63
125
250
500
1000
2000 4000
8000
83.8 94.1
98.6
105.4 106.9
105.
3
101.0
94.8
111.6
Operator's Ear
L
Aeq,T
at Octave Band Centre Frequency (Hz)
Overall
Level
(L
Aeq,T
)
L
Peak
dB(C)
63
125
250
500
1000
2000 4000
8000
68.6 77.5
81.3
91.6
93
89.3 85.5
79.2
96.3
111
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