The Kanomax Sound Meter – Model 4431-1G is the world’s first 0-dB function sound meter available. It is designed to meet Type 2 standards for ANSI S1.4 1983 and IEC 61672-1. The magnetic accelerometer easily attaches to machinery for increased accuracy and precise operation.
Features and Benefits
- Lightweight and compact design
- A, C, and F weighting modes
- 28 to 130 dB measurement range
- Measures Lp, Leq, Le, Lmax, Lmin and Lx
- 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
Applications
- Industrial Hygiene Investigation
- Noise Exposure Measurement
- Environmental Noise Measurement
Accessories
- Microphone with PreAMP (20 to 10,000dB): Model AC7052NR
- Microphone without PreAMP (20 to 10,000dB): Model AC7052R
- Windscreen Φ50: Model ACNA-0304
- Windscreen Φ90: Model ACNA-0301
- Weatherproof Screen Φ200 with Tripod: Model ACNA-0303
- Weatherproof Screen Φ200 without Tripod: Model ACNA-0303
- AC Adapter - AC 100 V Input. DC 6 V Output: Model AC-1026
- Tripod EX630, Made by Velbon Corporation: Model ACNA-0333
- 3m Microphone Cable: Model ACBC-0046-3
- 5m Extension Cable: Model 3mACBC-0046-5
- 10m Extension Cable: Model ACBC-0046-10
- 20m Extension Cable: Model ACBC-0046-20
- 30m Extension Cable: Model ACBC-0046-30
- 50m Extension Cable with Reel: Model ACBC-0046-50
- 100m Extension Cable with Reel: Model ACBC-0046-100
- 200m Extension Cable with Reel: Model ACBC-0046-200
- 300m Extension Cable with Reel: Model ACBC-0046-300
- BNC-Pin Cable 1.5m: Model ACBC-0071
- Acoustic Calibrator 94 dB, 1 kHz: Model AC2127
- PC Communication Cable USB Type: Model ACBC0038PC
- Communication Cable for Printer ACBS2-80TS, RS232C Type: Model ACBC0026
- 1/1 and 1/3 Octave Real-time Analyzer Card: Model ACNA-0038
- Real Sound Recording Card: Model ACNA-0038R
- FT Analyzer Card: Model ACNA-0038FF
- Printer RS232C Type: Model ACBS2-80TS
- AC Adapter for Printer: Model AC-1016
- Roll Paper for Printer: Model ACBS-80-15
- Data Processing Software within USB Cable: Model ACNA-0038M
- Correction Function 0dB: Model AC6236-0dB
| Main Unit Specifications | |
|---|---|
| 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 |
| Operating 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) |
| Warranty | 1 year |
| Standard Accessories | Operation manual, SD card for data storage, Windshield,Carrying case, AA batteries, Hand strap, Calibration certificate |
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