PSEN cs6.21n 1switch Product ID: 542263 RFiD safety switch, 2 safe SC outputs, male connector M12/5- pin, for applications up to SIL 3 or PL e, IP67, typ. operating distance (square) 11 mm, Sao = 8 mm, Sar = 20 mm, PU = 1 piece uniquely coded switch, magnetic latching.