CRY2851 Sound Level Meter
The CRY2851 NEA Approved Sound Level Meter combines advanced performance with reliability, featuring a high-performance processor that ensures precise frequency analysis, data logging, and wireless control. Designed to meet stringent standards, it adheres to GB/T3785.1-2010 Class 1 and IEC61672-1:2013 Class 1 regulations, making it a robust choice for accurate and dependable sound level measurement.
Details
High Performance Processor
Delivers precise frequency analysis and accurate sound level measurements for reliable results.
Data Logging
Records and stores measurement data, allowing for detailed analysis and historical tracking of noise levels.
Wireless Control & Transmission
Offers remote operation and real-time data transmission for enhanced flexibility and convenience.
Compliance with Standards
Adheres to GB/T3785.1-2010 Class 1 and IEC61672-1:2013 Class 1 standards for high accuracy and reliability.
Wide Measurement Range
Capable of measuring a broad spectrum of sound levels, from very quiet to extremely loud environments.
Advanced Frequency Weighting
Includes options for different weighting filters (e.g., A, C) to adapt measurements to specific needs.
Real-time Display
Features a clear and easy-to-read display for immediate monitoring and assessment of sound levels.
Durable Construction
Designed to withstand various environmental conditions and rigorous use, ensuring long-term reliability.
User-Friendly Interface
Simple controls and intuitive navigation make it easy to operate, even for users with minimal experience.
Portable & Lightweight
Compact design allows for easy transport and use in diverse locations and scenarios.
Specifications Physical
Dimension
L*W*H = 260mm*90mm*40mm
Weight
460g
Operation
Touch /Button
Specifications Power Supply
External Power Supply
USB Type C
USB input voltage
5V DC
USB input current
>1.5A
Specifications Calibration Environment
Reference Level
94dB@1kHz/114dB@1kHz
Calibration
Sound Calibrator Class 1
Environment
Temperature 23°C, Pressure 101.325kPa, Humility 50% RH
Operation Condition
Temperature -10~+50℃, Pressure 65kPa-108kPa, Humility ≤90%RH
Specifications Microphone
Sensor
CRY333 free-field 1/2" microphone
Open circuit sensitivity
50mV/Pa (-26dB re 1 V/Pa) ± 2dB
Frequency range
3.15Hz~20kHz(±2dB)
Noise floor
≤18dB(250Hz))
Specifications Standard
Standard
GB/T3785.1-2010 Class 1, IEC61672-1: 2013 Class 1
Specifications Technical
Weighting
Frequency Weighting: A、C、Z, Time Weighting: F、S
Frequency Range
10Hz-20kHz
Measuring Parameter
Lp, Lmax, Lmin, Leq, Lpeak, LN(1-99), SD, Ldn, Ld, Ln, EA, LAE(SEL), 1/1 OCT, 1/3 OCT, FFT
Single measurement range (from noise floor to maximum level)
CRY333 Mic: 19-135dBA, CRY311 Mic: 12.5-129dBA