Rotary limit switch used to qualify and evaluate the movement of industrial engine. Its compact size make it appropriate for use in narrow spaces. Features - It consists of a gear motor that transfers movement through a primary input reduction stage (worm gear and helical toothed gear) and one or more secondary output stages (pairs of straight toothed gears). - Mechanical life of switches: 1 million operations. - IP conservation degree: Base is classified IP42, IP65 or IP66, IP67 and IP69K. - Accurate adjustment of cams by means of screws. - NEMA protection degree: Base IP66, IP67 and IP69K is classified Type 3; Base IP42 is classified Type 1. - Positive opening NC contacts for security functions.