The LS45P31B11 is a limit switch designed for detecting unidirectional 30° cam translation. It is constructed with a 40 mm wide, reinforced thermoplastic fiberglass casing that provides double insulation and a protection rating of IP65 and UL Type 4. This model is equipped with a polyamide roller lever operating head and a Zb snap action contact block containing one normally open (N.O.) and one normally closed (N.C.) contact with positive opening operation. It operates with a maximum actuation speed of 1 m/s and requires a minimum actuation force of 12 N. Common applications include presence/absence detection, positioning, and travel limit sensing in industrial machinery.