2 SUMMARY The description of the invention The history The definition & the working principle The technical use The importance of the invention Conclusion
3 The description of the invention The history 1953 : The first capacitive sensor ever made 2021 : Under continuous improvements
4 The description of the invention The definition & the working principle
5 The description of the invention The technical use The change in position The detection of presence The measurement of density The measurement of thickness …
6 The importance of the invention The growth in the automation technology sector Non-contact switching system The widespread of proximity sensors