Beamex EXT160-S-IS: The ultimate intrinsically safe temperature calibrator for hazardous areas. Its compact size, rugged design, and intuitive interface make it the ideal choice for field technicians. With its wide temperature range (-40 to 800 °C / -40 to 1472 °F) and high accuracy (±0.05 °C / ±0.09 °F), the EXT160-S-IS ensures precise and reliable temperature calibration in even the most challenging environments.