Product Code Product Description PRSD -1440 Freezing and Thawing Chamber 285 L, 220-240 V 50-60 Hz STANDARDS : , 13450; CEN/TS 12390-9 Used for the determination of resistance to freezing and thawing by providing freezing / thawing in air. The chamber is equipped with a user defined program including 10 steps. Time can be adjusted to 999 minutes for each step of the program. The temperature range of the cabinet is -30°C to +30°C. The temperature is controlled by a sensor which can be immersed either into the sample, into the water which the sample is placed into or, into the salty water solution placed on the sample before starting the test. The calibration of the sensor is carried out using the user friendly menu.The distribution of temperature in the cabinet is performed using an integral fan. Software for data transfer to a computer is supplied complete with the cabinet, and data can be monitored during the tests. Data can be converted to an excel report or to a graph. The condenser of the cabinet is fitted with an air cooled hermetic cooler. The gas used for the cooler does not include CFCâ??s. The control unit is electronic and equipped with digital display with 0.1°C temperature resolution. The temperature distribution accuracy in the cabinet is not higher than 2°C. The user can preset the time of each ramp and the number of each set by using the control unit. Internal Dimensions 500x500x900 mm External Dimensions 680x650x1980 mm Weight (approx.) 140 kg Power 1800 W