Taidacent Industrial Noise Decibel Detection Module Sound Sensor to Measure Sound Levels in Decibels RS485 5V Uart Dust Noise Meter

PCB onboard installation method. 30~120dBA wide range, 20~12.5KHz wide frequency measurement. High performance pre-polarized back-electrode electret condenser microphone with wide dynamic range and stable performance. Output interface TTL or RS-485 factory optional. With slow and fast measurement two modes to meet different customer requirements. Power supply 4.5V~5.5VDC and 10~28VDC are optional. Operating voltage: 4.5-5.5V (default), 10-28V (optional) Power consumption: 18.9mA@5V 31.0mA@12V 27.8mA@24V Transmitter circuit operating temperature: -20C-+60C, 0%RH-80%RH output signal: UART (T) Output voltage: 0-3.3V Input voltage: 0-3.3V compatible 5v RS-485: ModBus-RTU Communication Protocol Analog output: Output voltage: 0-3V corresponds to 30-120dB TTL: UART (TTL) output 485- : 485 output 05: The supply voltage is 4.5-5.5V 12: The supply voltage is 10-28V This section has TTL-5V, TTL-12V, 485-5V, 485-12V, please leave a message to the required model, or send it randomly.