Accurate air conditioning use to manage temperature, humidity, cleanliness and accuracy (exact rate 0.05 - 0.1) in fixed space. It help to remain constant temperature and humidity in the different manufacturing process, and provides high accuracy in the analysis and test process help to save energy. Also constant temperature and humidity, are also available to make the model and dehumidification. DR and AZ series made to provide dry air to achieve a low humidity environment of fixed space.