"Optoelectronic safety device for guarding perimeter of hazardous areas. Safety Type 4 in accordance with IEC 61496-12, 3, or 4 beam light gridRange: 0.3 meter to 18 metersOne-piece extruded reinforced housing: 49 mm diameter round profile.. The housing profile is less susceptible to mechanical damage and misalignment from torsion or bending. IP67 rated ingress protection.","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."