CAL FAST offers a medium temperature range from 50 to 350°C. It is a highly stable standard furnace for calibrating thermocouples / RTD. The comparison volume is a metallic block of aluminum, which has a diameter of 27mm and 120mm long. The temperature of the calibrator is set and controlled by a self-tuned PID controller with automatic super fine adjustment With the Tempsens make Compact Temperature Calibrator, you have chosen an extremely effective instrument which we hope will live up to all your expectations. This is a fast, time-saving, and reliable true industrial temperature calibrator designed for onsite use.