"Non-contact safety sensorFor use on sliding, hinged, or removable machine guards or on articulating robot arms Designed for Food Processing, Pharmaceutical, Medical Equipment, Marine, Construction Equipment & Outdoor and other washdown applications Coded magnetic operation principle: • can only be actuated with matching BPS actuator magnet (Sold separately)• cannot be by-passed with simple magnets - tamper resistant• no mechanical wear on componentsStainless steel enclosure (1\" x 3.5\" x 0.5\") IP69K ingress protection rating for high pressure\/high temp wash down applicationsFront or rear (concealed) mounting1 NO * 2 NC contact configuration Optional LED status indicator1 meter prewired cable","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."