Fluke calibration 9100S-B-256 Temperature Calibrator

The Fluke handheld dry well is simple and convenient. Anyone can learn to use one in less than 15 minutes. It has a range to 375 °C (707 °F) and is perfect for checking RTDs, thermocouples, and small bimetal thermometers in the field.

Smallest dry-wells in the world
Ranges from 35 °C to 375 °C
Accuracy to ±0.25 °C, stability of ±0.25 °C at 50 °C
RS-232 interface