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Photo Electric Proximity Switches Or Sensors Are Primarily Used When The Object To Be Sensed Is metallic Or Non Metallic.
Photo Electric Sensors Are Three Different Types.
Working Principal
Diffused Type
These Type Of Proximity Switch Are Contned Emitter And Receiver In One Unit.
When The Emitter Emites The Infrared Signal Which Is Reflected From The Surface Of The
Object To Be Detected And Received By The Receiver And This Will Changed The Output Stage.