Frequency characterisitic and Calculation function
Sound pressure level
Equivalent continuous sound pressure level
Sound exposure level
Maximum sound pressure level
Minimum sound pressure level
Percentile sound
pressure level
(L
)
AN
Peak sound pressure level
Power average of maximum sound pressure level in a
given interval
Impulse sound pressure level
Impulse equivalent continuous sound pressure level
Display example
<Measurement screen>
10m m m m 000
10
000h h h h 00
10
10
000
000
38.6
38.6
38.6
38.6
20 20 20 20
Stp
Stp
Stp
Stp
A A A A
<Example of T-L (time level) display>
80dB
38.6
dB
Fast
Lp
20
Style
Percentile (5%) sound pressure level
Percentile (10%) sound pressure level
Percentile (50%) sound pressure level
Percentile (90%) sound pressure level
Percentile (95%) sound pressure level
00m m m m 05
05s s s s
00
00
05
05
dB
dB
dB
dB
80 80 80 80
Fast Lp
Fast Lp
Fast Lp
Fast Lp
Data
A
L
L
Aeq
L
AE
L
Amax
L
Amin
L
A05
L
A10
L
A50
L
A90
L
A95
―
L
Atm5
L
L
AIeq
<Menu screen>
<System>
<System>
<System>
<System>
Mode
Mode
Mode
Mode
Data delet
Data delet
Data delet
Data delet
LCD cont
LCD cont
LCD cont
LCD cont
Date
Date y/m/d
Date
Date
y/m/d : : : : 01/01/01
y/m/d
y/m/d
Time h/m/s
Tim
Tim
Tim
e h/m/s
e h/m/s : : : : 0 0 0 0 0:00:00
e h/m/s
Printer(pc)set
Printer(pc)set: : : : 9600
Printer(pc)set
Printer(pc)set
USB out
USB out
USB out
USB out
16
C
L
A
C
L
Ceq
L
CE
―
―
―
―
―
―
―
L
Cpeak
―
―
AI
―
1/3
1/3
1/3
1/3
: : : : Norma
Normal l l l
Norma
Norma
: : : : off
off
off
off
:***
:***
:***
:***
01/01/01
01/01/01
01/01/01
0:00:00
0:00:00
0:00:00
9600
9600
9600
: : : : OFF
OFF
OFF
OFF
Z
Lp
Leq
L
E
―
―
―
―
―
―
―
L
peak
―
―
―