
XS-ZY01High-sensitivity Digital RS485 Output 10~30V DC Input Wall-mounted 30dB~120dB Indoor Noise Sensor Sound Level Sensor

The noise sensor is a high-precision sound measuring instrument with a range of up to 30dB~120dB, which meets the daily measurement needs and is widely used in various fields such as home, office, workshop, automobile measurement and industrial measurement.
DC power supply (default) | 10~30V DC | |||
Power | 0.4W | |||
Transmitter Circuit Operating Temperature | -20ºC~+60ºC,0%RH~80%RH | |||
Communication Interface | 485 communication (modbus) protocol Baud rate: 2400, 4800 (default), 9600 Data bit length: 8 bits Parity mode: none Stop bit length: 1 bit Default ModBus communication address: 1 Support function code: 03 | |||
Parameter Settings | Configure via the 485 interface with the supplied configuration software | |||
Resolution | 0.1dB | |||
Measuring Range | 30dB~120dB | |||
Frequency Range | 20Hz~12.5kHz | |||
Response Time | ≤3s | |||
Stability | Less than 2% in use period | |||
Noise Accuracy | ±0.5dB(Reference pitch,94dB@1kHz) |
Interface Description
Line Color | Description |
Electricity Source | Brown |
Black | |
Through Letter | Yellow |
Blue |

It is widely used in various fields such as home, office, workshop, automobile measurement and industrial measurement.



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