[mircemk] shows how to create a simple non-contact proximity sensor using little more than an Arduino Nano board, and a convenient software library intended to measure the value of capacitors.

How a Reed Switch Works Video credit: MEDER electronic / CC BY 3.0 Inductive Proximity Sensors - Inductive proximity sensor comprises an LC oscillating circuit, a signal evaluator, and a switching ...

The presence of an object can alters this field and the sensor is able to detect this alteration. An inductive proximity sensor is comprised of an LC oscillating circuit, a signal evaluator, and a ...

The GP2Y0D02 is an infrared proximity sensor with a detection field that ... considered a bad practice that can damage parts of a circuit. Multiple open collector outputs, however, can only ...

The proximity sensors employ a rugged brass nickel-plated housing. Their IP67 rating means they are completely dust-tight, providing the highest level of protection against solid particles. They are ...