Interlock 08 : Any automatic sensing device that causes a radiation producing device to shut off or prevents access to the hazardous radiation beam while it is present
Jefferson Lab, Radiation Worker Glossary, Newport News, VA, USA 2007. http://www.jlab.org/div_dept/train/rad_guide/gloss ary.html, (Rad Sfty, Prot and Cont - Amer) {1005}