L3 is a solid state dual sensor switch, immune to the majority* of direct and alternating field welding applications.
L5 is a single sensor switch, N.O. NPN (not weld field immune) 3-wire M12 DC connector. Two switches are installed per cylinder.
Chicklet-style inductive sensors are weld field immune, AC or DC. Sensors set to extend or retract position by placement in switch housing.
Most switch manufacturers available.
Check product catalogs for availability.
Welker Smart Stop does all stopping & sensing functions in one part. Minimizes engineering, field set up and operator adjustment time.