Sound Meter Model 4431 Spec Sheet
Model 4431
World's first 0-dB Function Sound Level
The new Kanomax sound level meter is designed to be
compact, lightweight and easy to use. It complies with
the type 2 ANSI S1.4 1983 standard , and has an
innovative, unique 0-dB feature that eliminates the selfnoise of the microphone. This technology extends the
lower limit of the measurement range to lower than 0
Industrial Hygiene Investigations
Noise Exposure Measurement
Environmental Noise Measurement
Sound Level Meter Model 4431 Specifications
Lightweight and compact design
Lp, LA, LAeq, LAE, LAmax, LAmin, LAN, Lpeak, LAtm5
A: 28 - 130 dB, Z 39 - 130 dB
Measures Lp, Leq, Le, Lmax, Lmin
and Lx
A, C and Z
Equipped with a highly sensitive
electret condenser microphone
Time Response:
Fast or Slow
Large 4 digit display with 0.1 dB
resolution with backlighting and analog
bar graph
TYPE 7146nl (-28dB, Stand-alone -26dB)
Type 2 standards for ANSI S1.4 1983, IEC 61672-1
Power Supply:
4 AA Batteries or optional AC Adapter
(Battery life: approx. 9 hours)
Size & Weight:
W3.4" x H12.9" x D1.9", Approx 1 lb.
A, C, and F weighting modes
28 to 130 dB measurement range
Add additional functions with the
program cards
Includes SD card for data storage,
windshield, carrying case, AA
batteries, hand strap, and calibration
Specifications are subject to change without notice.
Distributed by:
Kanomax USA, Inc.
P.O. Box 372
219 US Hwy 206, Andover, NJ 07821 U.S.A.
TEL: 1-800-247-8887 (USA) / 1-973-786-6386
FAX: 1-973-786-7586
E-mail: [email protected]
2012 by KANOMAX USA, Inc.
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