CRY2851Sound Level Meter
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
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
Physical |
---|
Dimension | L*W*H=260mm*90mm*40mm |
Weight | 460g |
Operation | Touch /Button |
Power Supply |
---|
Battery | 6600mAh lithium battery |
Operation Time | 9.5h(max brightness,BT and WiFi) |
Charging Time | 4h (2A input current) |
External Power Supply | USB Type C |
USB input voltage | 5V DC |
USB input current | >1.5A |
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 |
Specification |
---|
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)) |
Standard | |
Standard | GB/T3785.1-2010 Class 1 IEC61672-1: 2013 Class 1 |
Technical Specification | |
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 |
-
20 years industry experience
-
24 hours Technical Support
-
Professional engineers on line response
-
2 hours response
Solution within 2 work days -
All life Costs Maintenance