The most commonly used distance measuring sensors are: Ultrasonic Distance Sensors; Laser Distance Sensors; ... See the tried-and-true adapter circuit diagram below. A simple Arduino Sketch for ...

This is an Arduino-based Proximity Sensor circuit wired using the popular HC-SR04 Ultrasonic ranging module,used here for non-contact object detection purpose. The HC-SR04 module includes ultrasonic ...

Ultrasonic range-finding sensors can measure the distance between workers with centimeter... Ensuring safe social distancing is one piece of the puzzle for workers in the COVID-19 age.