What this sensor is – tight integrator note
The Omron E3FC-TP21 is an active-production M18 barrel photoelectric sensor with a stainless steel 316L housing, rated for detergent-resistant environments. Its L-ON/D-ON selectable operation covers both light-on and dark-on configurations.
Mounting & operation checklist
Threaded cylindrical M18 body with straight sensing direction; L-ON/D-ON operation selectable.
