Kanomax รุ่น4431เครื่องวัดระดับเสียงขนาดพกพา,Sound Level Meter

Weighting

A, C and Z (FLAT)

Ranges

A:28 to 130 dB (0 to 80 BD if 0dB function is active for 4431-1G)
C: 36 to 130 dB
Z (FLAT): 40 to 130 dB
C peak: 55 to 141 dB
Z (FLAT) peak: 60 to 141 dB

Time Weighting

Fast, Slow, Impulse

Parameters

Sound pressure level(Lp)
A-weighted sound pressure level(LA)
C-weighted sound pressure level(LC)
Equivalent continuous A-weighted sound pressure level(LAeq)
Sound Exposure level(LAE)
Maximum sound pressure level(LAmax)
Minimum sound pressure level(LAmin)
Percentile sound pressure level(5 freely selectable values、LAN)
Peak Sound Pressure level(Lpeak)
C- weighted Peak Sound Pressure level(LCpeak)
Power average of maximum sound pressure level in a given interval(LAtm5)
Impulse Sound pressure level(LAI)
Impulse equivalent continuous sound pressure level(LAIeq)

Standards

ANSI S1.4 1983: Type 2
IEC 61672-1: Class 2

General Specifications

Interface

USB, Printer

Output

1 Vrms (AC output)
2.5 V (DC output)

Power Supply

4 AA Batteries or AC adapter

Operaing Environment

14 to 122°F (-10 to 50°C), 30 to 90%RH with no condensation

Dimensions

W 3.4″ x H 12.9″ x D 1.9″

Weight

1 lb (453g)