SANSEL Electric Infrared Black Body Calibrator BCAL 502

MODEL BCAL : 502 Display : 4+4 digit 7 segment LED Display Temperature Range : 50 to 500 °C Resolution : 0.1°C Stability : ± 0.2 °C Uniformity in aperture area: ± 0.5°C@50°C, ± 1.7@250°C , ± 2.5@500°C Heating Time (to Max) : 40 Minutes Cooling  Time (to Max) : 40 Minutes to 100°C Aperture area : 25 mm Emissivity : 0.950 Power Supply : 230V AC ± 10% / 50Hz (Optional 110V AC) Power Consumption : 500 VA Instrument Weight : 4.5 kg