The document describes the Humimator calibration system, which is designed for high-precision humidity and temperature control, operating within a range of 15°-40°C and 5-95% RH. It features an easy-to-use menu, graphical display, and the ability to calibrate multiple humidity measuring probes simultaneously. Technical specifications include a power supply range of 85 to 264 VAC and a RS-232 interface for data logging.