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CRY2851 Sound Level Meter

CRY2851 Sound Level Meter

Product catalog summary

Overview
The CRY2851 Sound Level Meter is engineered for precise noise measurement in environmental and industrial contexts. It features advanced capabilities such as frequency analysis, data logging, and wireless control and transmission.

Standards Compliance
The device adheres to GB/T3785.1-2010 Class 1 and IEC61672-1: 2013 Class 1 standards, ensuring high accuracy and reliability.

Applications

Noise measurement
Environmental noise assessment
Product end-of-line noise control
Occupational noise assessment

Technical Specifications

Measurement Range: 19-135dB(A)
Frequency Range: 10Hz-20kHz
Frequency Weighting: A, C, Z
Time Weighting: F, S
Measuring Parameters: Lp, Lmax, Lmin, Leq, Lpeak, LN(1-99), SD, Ldn, Ld, Ln, EA, LAE(SEL), 1/1 OCT, 1/3 OCT, FFT

Features

Microphone: CRY333 free-field 1/2" microphone with open circuit sensitivity of 50mV/Pa
Noise Floor: ≤18dB at 250Hz
Connectivity: Supports SD Card, Ethernet, Bluetooth, WiFi, and GPS

Power and Operation

Battery: 6600mAh lithium battery with 9.5 hours of operation time
Charging: 4 hours with 2A input current via USB Type C
Operation: Touch/Button interface

Environmental Conditions

Operating Temperature: -10 to +50°C
Pressure: 65kPa-108kPa
Humidity: ≤90% RH

Physical Dimensions

Size: 260mm x 90mm x 40mm
Weight: 460g

Catalog excerpts

CRY2851 Sound Level Meter CRY2851 Sound Level Meter is designed for noise measurement, environmental and industrial product measurement. With high-performance processor, CRY2851 has ability to do frequency analysis, data logging, wireless control and transmission accurately and reliably. CRY2851 Sound Level Meter follows GB/T3785.1-2010 Class 1, IEC61672-1: 2013 Class 1 Standard. Application Noise measurement Environment noise assessment Product EOL noise control Occupational noise assessment Feature Single measurement range：19-135dB(A) from noise floor to maximum level Support SD Card Ethernet/Bluetooth/WiFi for remote control and data transfer GPS for time and position 1/1,1/3 octave and Frequency analysis

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Specification Microphone Sensor Open circuit sensitivity Frequency range Noise floor Technical Specification Weighting Frequency Range Frequency Weighting: A、C、Z Time Weighting: F、S 10Hz-20kHz Lp, Measuring Parameter Single measurement range (from noise floor to maximum level)

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Power Supply Battery Operation Time Charging Time External Power Supply Calibration Environment Reference Level Sound Calibrator Class 1 Temperature 23°C Pressure 101.325kPa Humility 50% RH Temperature -10~+50℃, Operation Condition Physical Dimension

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CRY2851 Sound Level Meter

CRY2851 Sound Level Meter

Catalog excerpts

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