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Specifications
Applicable legislation
The Japan measurement law - Sound
level meter
JIS C 1509-1:2005 class 2
IEC 61672-1:2013 class 2
JIS C 1516:2014
CE Marking
WEEE Directive
Chinese RoHS (units shipped to China
only)
Measurement functions
Processing type
Sound level
L
p
Equivalent continuous sound level
L
eq
Sound exposure level
L
E
Maximum Sound level
L
max
C weighting peak sound level
L
Cpeak
(measurement possible only when peak
range is selected)
Measurement times
1 minute, 5 minutes, 10 minutes, or 1
hour
Microphone
1/2-inch electret condenser microphone
Model: UC-52
Sensitivity: -33 dB±3 dB (re.1 V/Pa)
Measurement level range
Wide range
A weighting: 30 dB to 137 dB
C weighting: 36 dB to 137 dB
Peak range
A weighting: 65 dB to 137 dB
C weighting: 65 dB to 137 dB
Total range
30 dB to 137 dB (A weighting, 1 kHz)
Peak sound level measurement range
65 dB to 140 dB
Inherent noise level
Wide range
A weighting: 24 dB or less
C weighting: 30 dB or less
Peak range
A weighting: 59 dB or less
C weighting: 59 dB or less
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