"Non-contact safety sensorFor use on sliding, hinged, or removable machine guards or on articulating robot arms Coded magnetic operation principle: • can only be actuated with matching BPS300 or BPS303 actuator magnet (Sold separately)• cannot be by-passed with simple magnets - tamper resistant• no mechanical wear on componentsThreaded cylindrical metal enclosure (1.18\" dia x 3.07\") IP67 ingress protection rating 1 NC contact Can be flush mounted Optional LED status indicator Prewired 1 meter cable or M12 connector","Safe Solutions for your Industry.Schmersal is focused on machine safety - protection for man and machine. For over 65 years Schmersal has developed a reputation for the design and manufacture of machine safeguarding switches that satisfy current safety requirements of the latest OSHA, ANSI, RIA and international standards and guidelines. Products supplied by Schmersal are used in a wide variety of applications in industries such as power presses, packaging, automotive, food and beverage, pharmaceutical, elevators, machine tools and heavy industry."