Descrição
device complies with IEC61672-1 Class2 for sound level meters
normal and peak mode
data management: stored or real-time
over range indicator
A & C weighted
fast & slow response
software calibration
manual and automatic start mode
Specifications
accuracy: ± 1.4dB
frequency range: 31.5Hz to 8kHz
dynamic range: 50dB
measuring range: 30dB to 130dB
data memory (measuring points): 129920
sampling rate: 1s ~ 24h
frequency weighting: A, C
time weighting: fast (125ms), slow (1s)
microphone: 1/2″ electret condenser microphone
data output: USB
power supply: 1x 3.6V battery 14250 (LS14250, incl.)
average operating time with full battery : 200 hrs.
consumption: 5.5mA (stand-by = 30µA)
operation temperature / humidity: 0 – 40°C (32 – 104°F) / 10~90%RH
operating altitude: < 2000m
storage temperature / humidity: -10 – 60°C (14 – 140°F) / 10%~75%RH
dimensions: 130 x 30 x 25mm
weight: 20g
system requirements: Windows 2000 / XP / Vista
hardware requirements: min. 8MB memory, 2MB disk space, free USB port
accessories: user manual, battery, windscreen, CD, transparent cap
