-
76
-
'16 • SCM-T-199
Noise
Level
Cooling
38 dB(A)
Heating
39 dB(A)
× ...... Cooling,
Heating
Condition ISO-T1, JIS C 9612
10
20
30
40
50
60
70
10
20
30
40
50
60
70
Sound pressure level (dB)
(Standard 2×10
-5
Pa
)
63
125
250
500
1000
2000
4000
8000
Mid octave band frequency (Hz)
N50
N30
N40
N60
N70
N20
(4) 4way ceiling cassette type (FDTC)
Model FDTC25VF
1.5m
Mike position
(Center & below unit)
●
Mike position
Noise
Level
Cooling
41 dB(A)
Heating
43 dB(A)
× ...... Cooling,
Heating
N50
N30
N40
N60
N70
N20
10
20
30
40
50
60
70
63
125
250
500
1000
2000
4000
8000
10
20
30
40
50
60
70
Mid octave band frequency (Hz)
Sound pressure level (dB)
(Standard 2×10
-5
Pa
)
Condition ISO-T1, JIS C 9612
Model FDTC35VF
1.5m
Mike position
(Center & below unit)
●
Mike position