You searched for "PMI 509"

Magnetic safety switch PSENmag, with safety switch and square actuator, ATEX certificate, 4-pin M8 male connector, series connection, incl. 1 pair CABLE/M8/CLIP to secure 1 M8 plug-in connector

Non-contact coded safety switch for position monitoring of movable guards according to EN 60947-5-3; two safe outputs; connection cable 10m. For applications up to SILCL 3 resp PLe ; IP 67, typical switching distance 11mm, Sao=8mm, Sar=20mm packaging unit = 1piece fully coded switch w/o actuator; Teach-in of 8 other actuators possible.