The vibration sensor module based on thevibration 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 ConfigurationofVibration 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