SANSEL TCAL 1501/-40 Low Temperature Liquid Calibration Bath is a microcontroller based precision temperature calibrator designed for highly stable and accurate low temperature calibration applications. The system generates true reference temperature with excellent resolution, fast response, and superior control stability for calibration laboratories and industrial process industries. Equipped with an advanced auto-tune FUZZY PID control algorithm, the bath delivers fast settling and reliable temperature stabilization across the operating range. The user-friendly TFT touch screen display allows easy monitoring of liquid temperature, set temperature, and calibration status simultaneously. This liquid calibration bath is ideal for calibration of thermometers, RTDs, thermocouples, temperature sensors, and industrial transmitters with high repeatability. Its rugged and compact construction makes it suitable for both laboratory and onsite calibration applications. The TCAL 1501/-40 offers excellent uniformity, dependable performance, and reliable temperature generation for demanding calibration environments.