Portable Handheld Digital Sound Level Meter LM15
Specifications:
Frequency response: 31.5Hz-8KHz
Measuring range: 30-130dB.
level: 30-80, 50-100, 60-110, 80-130, 30-130dB.
Accuracy: ±1.5 dB
Frequency weighting characteristic: A & C
Display & Resolution: 4 digit & 0.1 dB
Sampling frequency: 2times/s
For level 30-130dB, I scale means 2dB. For other levels, I scale means 1 dB.
Overload indication: OVER / UNDER
Working temp/humidity: 0-40°C, 10-85%RH.
Storage temp/humidity: -10-60°C, 10-70%RH.
AC output: 0.707vrms/ FS. Output resistance:600 ohm.
DC output: 10mV/dB. Output resistance:100 ohm.
Time weighting: FAST/SLOW
Microphone:1/2” capacitance microphone
Max data hold
Power: 4*1.5V AA or DC 6V 100mA adapter
Standard:
----A. IEC PUB 651 TYPE2
----B. ANSI S1.4 TYPE2
Features:
Backlight:automatic inductive backlight
Data record
Low battery indication
Auto power off / Cancel “Auto power off”
Application:
Sound level test for engine, equipments, construction field, factories, house, capital, school, lab, car, etc.
Sound level:
20-40dB : whisper
40-60dB: normal talk
60-70dB: noise
70-90dB: too noisy, it hurts hearing
Sounder than 100dB; it damage hearing.
Pack:
Dimension: 256*70*35mm
Weight: 308g (including batteries)
Packing method: PP case, sound level meter, anti wind ball, manual.
Attn: Amanda
email: amanda@liidetech.com
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