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MWM-J-2009 Sound Data
Sound Data
Sound Pressure Level
Model Speed
1/1 Octave Sound Pressure Level (dB, ref 20μPa) Overall
(dBA)
Noise
Criteria
125 Hz 250 Hz 500 Hz 1k Hz 2k Hz 4k Hz 8k Hz
MWM009J/JR
High 30 32 33 29 25 19 9 34 28
Medium 27 29 31 27 22 20 11 32 25
Low 24 26 28 23 19 19 11 29 22
S. Low 24 25 27 22 18 19 11 28 22
M5WM010J/JR
High 31 35 36 34 30 22 9 38 33
Medium 26 30 31 27 22 13 5 32 25
Low 24 26 27 22 15 7 7 27 21
S. Low 23 24 25 20 13 6 5 25 -
MWM015J/JR
M5WM015J/JR
High 32 35 36 34 31 22 11 38 33
Medium 30 32 33 29 25 16 10 34 28
Low 29 28 28 24 19 11 10 29 22
S. Low 28 26 27 22 17 9 9 27 21
Microphone position: 1m in front and 0.8m below the vertical centre line of the unit. (JIS C 9612)
Model Measuring location
MWM009J/JR
MWM015J/JR
M5WM010J/JR
M5WM015J/JR
Mi
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