Crysound CRY2831 Sound Level Meter
The CRY2831 is a cost-effective tool specifically designed for basic noise measurement tasks. It adheres to the IEC 61672-1:2013 Class 2 standard, ensuring reliable and accurate measurements that meet internationally recognized criteria.
Its lightweight and compact design makes it easy to carry, making it convenient for field measurements and on-the-go assessments. The CRY2831 is capable of measuring essential noise parameters, providing users with the fundamental data needed for noise evaluation and analysis.
Specification
Microphone Type
CRY321
Open Circuit Sensitivity
25mV/Pa(-32dB re 1 V/Pa)±2dB
Frequency Range
20Hz~12.5kHz(±2dB)
Self-generated Noise Level
22dBA
Linear Operating Range
29dBA ~ 138 dBA
Frequency Range
20Hz~12.5kHz(±2dB)
Internal Noise
≤25dBA
Applicable Standards
IEC61672-1: 2013 Class 2
Weighting Filters
Frequency weighting: A, C, Z
Time Constants
Time Weighting: S, F
Measurement Parameter
Lp, Lmax
Measurement Function
SLM
Communication Interfaces
AC/DC
Reference Level
94dB@1kHz
Calibration
Sound Calibrator Class 2 or Class 1
Environment
Temperature 23°C，Pressure 101.325kPa，Humility 50% RH
Battery
4×AA battery
External Power Supply
5V DC
Operating Temperature Range
-20~+60℃
Humidity Range
≤90% RH
Weight
300g (With battery)
Size
L×W×H=249×76×30.5mm
Display
128×64 Dot Matrix LCD
Operation
Button