Position switch with adjustable roller lever, Housing: Metal housing, one threaded M20x1,5 conduit entry (FD series), Contact block: 1NO+1NC slow action, closer contacts (B18), Head: Regular head for rotating levers , Actuator: With adjustable technopolymer roller and notching lever, 20 mm diameter, Protection degree: IP67 according to EN 60529, Positive opening: Yes.