PCB noise sensor module

PCB board installation method, measuring 30-120dBA wide range and 20-12.5kHz wide frequency; Adopting high-performance pre polarized back polarized electret capacitor microphone, with a wide dynamic range and stable performance; Power supply 4.5V~5.5VDC, 10-28VDC optional, output connected to TTL or RS-485 factory optional; It has two modes of slow and fast measurement to meet the requirements of different customers.

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Detailed Images

Feature of noise sensor module:

1. PCB board mounting method. 2. 30~120dBA wide range, 20~12.5KHz wide frequency measurement. 3. Adopt high-performance pre-polarized back-electret condenser microphone with wide dynamic range and stable performance. 4. The output interface TTL or RS-485 is optional at the factory. 5. There are two modes of slow and fast measurement to meet the requirements of different customers. 6. The power supply is 4.5V~5.5VDC, 10~28VDC optional.

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Specifications

Attribute
Customized support	OEM, ODM, OBM
Name	Industrial 30 ~ 120db Noise Detector Noise Sensor Module
Description	Noise Sensor Module
Output signal	RS485/TTL
Operation temperature	-40℃~+80℃
Response time	Fast mode: 500ms; Slow mode: 1.5S
Sensor parameters
Measuring range	30dB~120dB
Frequency response range	20Hz~12.5kHz
Detection accuracy	±0.5dB
Physical Characteristics
Power Supply	4.5~5.5V (default); 10~28V (optional)
Probe material	ABS+PCB