Dry Block calibrators are used for the most accurate calibration of temperature devices. Ideal for quick / fast Site Calibration of RTDs / Bi Metal Thermometers, Temperature Switches / Indicators etc. in Industrial & Marine Applications. Dry block calibrators can be used for a very wide range of temperature from – 100°C to over 1500°C. Nagman hosts a range of calibrators that are Stable, portable, heavy duty and budget friendly.