Control Wiring - Sensor Types. Mechanical Switch, Proximity, Retroreflective Photoelectric, Diffused Photo Electric
There is a huge variety of sensor types available for control systems. Here is a quick explanation of some of the popular ones.
In the video the 12 o'clock sensor is an inductive proximity sensor. I stated it was a capacitive proximity sensor.
Go to the Control and Power Wiring Lesson series to select your next lesson. There are also many other Lesson Series on PLC Programming and Industrial Automation.