The CRY2120 noise sensor is a new industrial-grade model that complies with the IEC61672-1 and GB/T3785-1 standards.
CRY2120 Noise sensor is small and has integrated signal conditioning, amplification, sampling, and computation circuits. It provides an industrial universal RS-485 communication interface / 4-20 mA analog output / Modbus and other data transmission modes.
| Applications | Octave Analysis, Sound pressure level |
|---|---|
| Compliance Standard | GB/T3785-2, IEC61672-1: 2013 Class 1, IEC61672-2 |
| Dynamic Range(re.20uPa) | ≥110dB, without switch range |
| AD Sampling Rate | 48kHz |
| Internal Noise | 19dB(A), 21dB(C), 27dB(Z) |
| Weighting Filters | Frequency weighting: A, C, Z |
| Time Constants | Time Weighting: S, F |
| Power Supply | DC 5-24V, Use high voltage power supply when use analog outputs |
| Weight | 115g |
| Measurement Range | 25~130dBA (Related to the microphone) |
| Microphone Type | CRY333 |
| Detection Method | Fully digital |
| Frequency Range | 10Hz – 20kHz |
| Output interface | RS-485 & 4-20mA / 1-5V / 2-10V (choose one of three) |
| Size | ɸ24.5mm×111mm |
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CRY2120
