The vibration sensor module based on the vibration sensor SW-420 and Comparator LM393 is used to detect vibrations. The threshold can adjust using an on-board potentiometer. During no vibration, the sensor provides Logic Low and when the vibration is detected, the sensor provides Logic High.

Pin Configuration of Vibration Sensor Module

Vibration Sensor Module Features & Specifications

• Operating Voltage: 3.3V to 5V DC
• Operating Current: 15mA
• Using SW-420 normally closed type vibration sensor
• LEDs indicating output and power
• LM393 based design
• Easy to use with Microcontrollers or even with normal Digital/Analog IC
• With bolt holes for easy installation
• Small, cheap and easily available