Factory price noise sensor adopts a high-sensitivity capacitive microphone with stable signal and high accuracy, offering a resolution of 0.1dB and a response time of ≤3s. It supports multiple output options including RS485, 4-20mA, 0-10V, and 0-5V, with a measurement range of 30~120dB (analog) or 30~130dB (RS485) and a frequency range of 20Hz~12.5kHz. SUCH noise sensor uses a wide DC 10~30V power supply, is wall-mounted, and features a wide measurement range, good linearity, long transmission distance, and convenient installation. It is widely used in noise monitoring applications such as warehouses, computer rooms, workshops, libraries, schools, shopping malls, smart homes, building control systems, airports, and train stations.
Feature
- Equipped with a high-sensitivity capacitive microphone for accurate and stable sound detection, ensuring precise and reliable noise measurement.
- Featuring IP65 protection with a high-density housing and waterproof sealing strip, providing superior resistance to moisture, humidity, and dust for reliable operation in harsh environments.
- Offers a wide measurement range, excellent linearity, fast response, and long transmission distance. Designed for wall-mounted installation for easy setup and maintenance.

Dimension (Unit: mm)

Note: Image dimension is for reference only, please refer to the actual product.
Wiring Instruction
| Type |
Line Color |
Description |
| Power supply |
Brown |
Power supply positive |
| Black |
Power supply negative |
| Output |
Blue |
Noise signal positive |
| Green |
Noise signal negative |
Installation
This noise sensor is wall-mounted, the mounting holes are located in the middle of both sides of the device.
