Proximity sensors are like a proxy switch which operates without physical contact through electromagnetic radiation when an object placed in between the sensor and the body.
Proximity sensors are usd in the number of application but its widely used in the automobile industry and in all types of manufacturing machines where it act like a relay to make NO and NC,these sensors are very cost effective and need no type of accuracy their primary objective is to act like a switch either ON or OFF.
Proximity sensors are of many types but in technical standard it is categorized in two types NPN and PNP which is positive and negative which provide the difference of NO and NC relay.
now a days Data logger Proximity sensors are also coming in the market which maintain the data of NO NC for the machine particular part.
If you are looking for Proximity sensors than please contact to us,we have many brands available.