Pepperl+Fuchs”s 5000Q Purge and Pressurization System features a robust display screen and intuitive menus to support field configuration, easy installation and safe, seamless operation of general purpose equipment, mounted in certified enclosures, within Zone 2, Zone 22 hazardous areas. With user-selectable programming, the device enables the user to select the specific program to satisfy application needs. The pressurization system also allows the direct connection of PT100 RTD temperature sensors, which provide alarm contact outputs for user configurable setpoints. Should the temperature exceed the setpoints, the digital valve will activate to automatically cool the enclosure’s interior.