ACO 6236 - Specifications

49
Specifications
1) Type ：TYPE 6236
2) Description ：Sound Level Meter
3) Applicable Standards ：JIS C1516:2014 Class 1
JIS C1509-1：2017 Class 2, IEC 61672-1：2013 ClassⅡ
4) Frequency Range ：20Hz～8kHz
5) Microphone(Sensitivity） ：TYPE 7052NR(-33dB, Stand-alone-31dB)
6) Level Range Control ：10dB 6step
20～80dB, 20～90dB, 20～100dB, 20～110dB, 30～120dB
40～130dB
7) Measurement Level A：28～130dB
C：37～130dB
Z：39～130dB
Cpeak：55～141dB
Zpeak：60～141dB
8) Self-noise level A：≦22dB
C：≦30dB
Z：≦32dB
9) Linearity Range ：100dB
10) Time weighting ：Fast、Slow、Impulse
11) Frequency weighting ：A, C, Z
12) Measurement items ：Sound pressure level (L
A
/Lc/Lp)
Time level display of sound pressure level (L
A
/Lc/Lp )
Equivalent continuous sound pressure level (L eq )
Single event sound exposure level（L
E
）
Maximum Sound pressure Level (L
max
)
Mimimum Sound pressure Level (L
min
)
Percentile level(L
N
)
Z-weighted peak sound pressure level (L
peak
)
C-weighted peak sound pressure level (L
Cpeak
)
Power average value of the maximum sound pressure level in
a given interval (L
Atm5
)
Impulse sound pressure level(L
AI
)
Impulse equivalent continuous A-weighted sound pressure
level (L
AIeq
)
13)Measurement time ：1s, 3s, 5s, 10s, 1mim, 5mim, 10mim, 15mim, 30mim, 1h, 8h, 12h,
24h, Manual(Max. 199h59m59s)
14) Sampling Time ：20.8μ
S
（L
eq
, L
max
, L
min
), 100ms(L
N
)
15) Data clear function ：Pause, and a function that deletes preceding 3s or 5s data.
16) Timer function ：A marker can be set to start and stop the measurement at any
specified moments.
17) Display ：Liquid crystal and Backlight(128×64 points)
Display range ：4digits
Display cycle ：1s
Bar display ：display Period: 0.1s
Warning ：Over ：upper limited scale
Under：lower limited scale
Battery display ：5steps display
Date ：year/month/day/ hour：minute：second
(Equivalent to +/- 1 minute monthly difference)
18) Calibration signal ：Acoustic calibration by TYPE2127(1kHz,94dB)
Electric calibration with internal oscillator(1kHz sine wave)