High precision controller allows high performance temperature control and display of CO2 and power discharge Heat tightness and insulation design of the chamber saves 30 to 40% of energy during constant temperature compared to previous models Program operation with a maximum of 99 steps, 99 patterns, with repeat function Standard equipped with various support functions such as calibration offset, operation time integration, power failure recovery mode, save & access of user setting information and other operation modes Data acquisition from internal test device possible because of cable holes Easy system upgrade with various option settings