Wide Range Cold Cathode Module

High Vacuum Cold Cathode 701 Module.
Cold Cathode Inverted Magnetron / Pirani miniature wide range vacuum gauge. Full range measurements from 1.10e-9 mBar to atmosphere. Patented ultra-low magnetic stray field. The Cold Cathode sensor is automatically activated once the pressure measured by the Pirani sensor has indicated a low enough pressure level of 9.10e-3 mBar