The Accurate Thermal Systems ThermCal130 temperature calibrator is a small, rugged, portable and light weight dry block that is easy to use straight out of the box and provides specifications good enough to be a laboratory standard, while being small enough to use in the field. Compatible with a variety of removable insets, the ThermCal130 is ideal for calibrating liquid in glass thermometers, dial thermometers, hand held digital indicators, thermal switches, RTDs/PRTs, thermocouples and dozens of other temperature monitoring and recording devices. The ThermCal130 features fast heat-up and cool-down times for efficient use. Up to 8 calibration set-points can be stored and recalled. Thermal switch testing is made more reliable through an adjustable ramp rate. The Accurate Thermal Systems ThermCal130 temperature calibrator is CE marked for safety and has an internal chassis fan to keep electronics cool improving reliability and performance.