Friedrich FPWC1 - Page 25

25 PB
SPECIFICATIONS
Sound Pressure Data Cassettes
Model
Test condition
9K
4.6ft(1.4m) from the unit; 3.3ft(1.0m) high from the ground
NC-15
NC-20
NC-25
NC-30
NC-35
NC-40
NC-45
NC-50
NC-55
NC-60
NC-65
NC-70
10
20
30
40
50
60
70
80
90
63 125 250 500 1k 2k 4k 8k
Total octave band sound level(dB:total sound level C)
Octave band center frequency(Hz)
Hi
Med
Lo
Model
Test condition
12K
4.6ft(1.4m) from the unit; 3.3ft(1.0m) high from the ground
NC-15
NC-20
NC-25
NC-30
NC-35
NC-40
NC-45
NC-50
NC-55
NC-60
NC-65
NC-70
10
20
30
40
50
60
70
80
90
63 125 250 500 1k 2k 4k 8k
Total octave band sound level(dB:total sound level C)
Octave band center frequency(Hz)
Hi
Med
Lo
Model
18K
Test condition
4.6ft(1.4m) from the unit; 3.3ft(1.0m) high from the ground
Model
Test condition
24K
4.6ft(1.4m) from the unit; 3.3ft(1.0m) high from the ground
NC-15
NC-20
NC-25
NC-30
NC-35
NC-40
NC-45
NC-50
NC-55
NC-60
NC-65
NC-70
10
20
30
40
50
60
70
80
90
63 125 2k 4k 8k
Total octave band sound level(dB:total sound level C)
250 500 1k
Octave band center frequency(Hz)
Hi
Med
Lo
Med Med