Emerald LCU-07, Техническое руководство

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NOISE LEVEL
Model Speed
1/1 Octave Sound pressure level (dB, ref 20
µ
Pa)
Overall Noise
125Hz 250Hz 500Hz 1kHz 2kHz 4kHz 8kHz A(dBA) Criteria
LCU-07 High 56 55 50 47 42 31 24 52 46
Medium 54 52 46 42 37 27 22 48 42
Low 47 46 39 34 30 22.6 20 41 38
LCU-09 High 58 57 52 49 44 38 26 54 48
Medium 56 54 48 44 39 34 24 50 44
Low 49 48 41 39 32 30 22 43 40
LCU-12 High 59 58 53 50 45 32 27 55 49
Medium 57 55 49 45 40 28.8 25 51 45
Low 50 49 44 40 33 26.5 23 44 41
LCU-18 High 58 57 53 50 44 40 30 54 50
Medium 55 54 48 47 41 35 27 51 45
Low 48 47 41 40 34 28 20 44 38
LCU-24 High 60 57 54 50 48 40 32 54 50
Medium 57 54 50 48 43 37 29 53 48
Low 53 50 47 45 38 32 26 50 46
LCU-30 High 62 61 56 53 48 42 30 58 52
Medium 60 58 52 48 43 38 28 54 48
Low 53 52 45 43 36 34 26 47 44
LCU-36 High 62 61 56 53 48 39.2 30 58 52
Medium 60 58 52 48 43 34.6 28 54 48
Low 53 52 48 43 36 30.8 26 47 44
LCU-48 High 62 61 57 54 48 44 34 58 54
Medium 59 58 52 51 45 39 31 55 49
Low 52 51 45 44 38 32 24 48 42
LCU-56 High 66 63 60 57.4 54 46 38 60 56
Medium 63 60 56 54 49 43 35 59 54
Low 59 56 53 51 44 38 32 56 52
LCU-60 High 66 63 60 57.2 54 46 38 60 56
Medium 63 60 56 54 49 43 35 59 54
Low 59 56 53 51 44 38 32 56 52
Model
Measuring location
LCU-07
LCU-09
LCU-12
LCU-18
LCU-24
LCU-30
LCU-36
LCU-48
LCU-56
LCU-60
0.8
m
1
m
Microphone
1
m
1
m
Microphone