The Hart Scientific 9141 High-Temp Field Calibrator may be used as a portable instrument or bench top temperature calibrator for calibrating thermocouple and RTD temperature probes. The 9141 is small enough to use in the field, and accurate enough to use in the lab. Calibrations may be done over a range of 50C to 650C (122F to 1202F). Temperature display of the 9141 is 0.1 degrees.

The 9141 dry-well calibrator features:
Tone Rapid heating and cooling
Tone Interchangeable multiple hole probe sleeves
Tone Convenient handle
Tone RS-232 interface
Tone Switchable AC Input (115 VAC or 230 VAC)

Built in programmable features include:
Tone Temperature scan rate control
Tone Temperature switch hold
Tone Eight Setpoint memory
Tone Adjustable readout in C or F