Reotemp’s Series PT45T Stainless Case Process Gauge is designed to withstand corrosive atmospheres and media, pulsation and vibration; a very rugged gauge engineered for the process industries. For highly-corrosive, high-temperature, or severe service applications a diaphragm seal is recommended. Safety Pattern Design Solid Front/Blowout Back Safety Case All Stainless Steel Internal Parts Internal Overload and Underload Stops Field Fillable Case Micro-Adjustable Pointer with Floating Zero