XCKM121H29 Range of Product Telemecanique Limit switches XC Standard Series name Standard format Product or Component Type Limit switch Device short name XCKM Body type Fixed Head type Plunger head Material Metal Body material Zamak Fixing Mode By the body Movement of operating head Linear Type of operator Spring return roller lever plunger thermoplastic Type of approach Lateral approach, 1 direction Cable entry 3 entries tapped for M20 x 1.5 cable gland 0.28…0.51 in (7…13 mm) Number of poles 2 Contacts type and composition 1 NC + 1 NO Contact operation Snap action