Mitsubishi Electric Mr.Slim PLH-P3AAH.UK, Техническое и сервисное руководство

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42
Ambient temperature 27 :
Test conditions are based on JIS Z8731
UNIT
1.5m
MICROPHONE
CEILING
PLH-P3AAH.UK
PLH-P3AAH
1
.UK
PLH-P4AAH.UK
PLH-P4AAH
1
.UK
PLH-P5AAH.UK
PLH-P5AAH
1
.UK
PLH-P6AAH.UK
PLH-P6AAH
1
.UK
NOTCH SPL(dB) LINE
Hi 34
Mi1 32
Mi2 30
Lo 28
NOTCH SPL(dB) LINE
Hi 41
Mi1 39
Mi2 36
Lo 33
NOTCH SPL(dB) LINE
Hi 43
Mi1 41
Mi2 38
Lo 35
NOTCH SPL(dB) LINE
Hi 45
Mi1 43
Mi2 40
Lo 37
90
80
70
60
50
40
30
20
10
63 125 250 500 1000 2000 4000 8000
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
NC-60
NC-50
NC-40
NC-30
NC-20
NC-70
OCT
A
VE BAND SOUND PRESSURE LEVEL, dB re 0.002 MICRO BAR
BAND CENTER FREQUENCIES, Hz
90
80
70
60
50
40
30
20
10
63 125 250 500 1000 2000 4000 8000
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
NC-60
NC-50
NC-40
NC-30
NC-20
NC-70
OCT
A
VE BAND SOUND PRESSURE LEVEL, dB re 0.002 MICRO BAR
BAND CENTER FREQUENCIES, Hz
90
80
70
60
50
40
30
20
10
63 125 250 500 1000 2000 4000 8000
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
NC-60
NC-50
NC-40
NC-30
NC-20
NC-70
OCT
A
VE BAND SOUND PRESSURE LEVEL, dB re 0.002 MICRO BAR
BAND CENTER FREQUENCIES, Hz
90
80
70
60
50
40
30
20
10
63 125 250 500 1000 2000 4000 8000
APPROXIMATE
THRESHOLD OF
HEARING FOR
CONTINUOUS
NOISE
NC-60
NC-50
NC-40
NC-30
NC-20
NC-70
OCT
A
VE BAND SOUND PRESSURE LEVEL, dB re 0.002 MICRO BAR
BAND CENTER FREQUENCIES, Hz
6. NOISE CRITERION CURVES
OC236(181A)---2.qxp 01/9/27 5:31 PM Page 42
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