Sound Meter Model 4431
Features
- Lightweight and compact design
- A, C, and F weighting modes
- 28 to 130 dB measurement range
- Equipped with highly sensitive electret condenser microphone
- Large 4 digit display with 0.1 dB resolution with backlighting and analog bar graph
- Add additional functions with the program cards
- Includes SD card for data storage, windshield, carrying case, AA batteries, hand strap, and calibration certificate
Parameters |
Lp, LA, LAeq, LAE,
LAmax, LAmin, LAN, Lpeak, LAtm5 |
Ranges | A: 28 - 130 dB, Z 39 - 130 dB |
Weighting |
A, C and Z
|
Time
Response |
Fast or Slow
|
Microphone |
TYPE 7146nl
(-28dB, Stand-alone -26dB)
|
Standards |
Type 2 (4431)
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.
|