Mitsubishi Electric PEAD-RP1.6EA Technical & Service Manual page 37

(External static
PEAD-RP4EA
1 pressure 70Pa)
70
60
50
40
30
20
10
Approximate minimum
audible limit on
continuous noise
0
63 125 250 500 1000 2000
OCTAVE BAND CENTER FREQUENCIES (Hz)
(External static
PEAD-RP5EA
1 pressure 70Pa)
70
60
50
40
30
20
10
Approximate minimum
audible limit on
continuous noise
0
63 125 250 500 1000 2000
OCTAVE BAND CENTER FREQUENCIES (Hz)
(External static
PEAD-RP6EA
1 pressure 70Pa)
70
60
50
40
30
20
10
Approximate minimum
audible limit on
continuous noise
0
63 125 250 500 1000 2000
OCTAVE BAND CENTER FREQUENCIES (Hz)
High
Low
NC60
NC50
NC40
NC30
NC20
4000 8000
High
Low
NC60
NC50
NC40
NC30
NC20
4000 8000
High
Low
NC60
NC50
NC40
NC30
NC20
4000 8000
(External static
PEAD-RP4EA
1 pressure 130Pa)
70
60
50
40
30
20
10
Approximate minimum
audible limit on
continuous noise
0
63 125 250 500 1000 2000
OCTAVE BAND CENTER FREQUENCIES (Hz)
(External static
PEAD-RP5EA
1 pressure 130Pa)
70
60
50
40
30
20
10
Approximate minimum
audible limit on
continuous noise
0
63 125 250 500 1000 2000
OCTAVE BAND CENTER FREQUENCIES (Hz)
(External static
PEAD-RP6EA
1 pressure 130Pa)
70
60
50
40
30
20
10
Approximate minimum
audible limit on
continuous noise
0
63 125 250 500 1000 2000
OCTAVE BAND CENTER FREQUENCIES (Hz)
High
Low
NC60
NC50
NC40
NC30
NC20
4000 8000
High
Low
NC60
NC50
NC40
NC30
NC20
4000 8000
High
Low
NC60
NC50
NC40
NC30
NC20
4000 8000
37