Purpose: defense industry, anti-Ran aerospace industry, automation components, automotive parts, electrical and electronic components, plastics, chemical industry, food industry, the pharmaceutical industry and related products, cold, dry test-resistant properties and quality of research, engineering and the management specification. Characteristics: ◆ New Europe's most advanced system-proof handle, perfect design, the appearance of the texture of a high standard, import and versatile, dedicated controller scalability, the simple, easy to learn, reliable control, for temperature, humidity and ultra-low temperature Dual testing. ◆ spacious and bright with large windows high brightness fluorescent lamps, so that users can always observing the condition of the test chamber. ◆ comprehensive security protection to ensure the safety of the machine itself and users. ◆ wide range of temperature and humidity control 20 ~ 98% RH, the installation of dehumidification systems up to 5 ℃, 5% RH. ◆ all-capillary, automatic load capacity adjustment system technology than ever expansion valve system more stable and reliable. Humidity control is more precise, heating and cooling rate fast, smooth, uniform, saving the user valuable time. ◆ Special forced air circulation designed to avoid dead air box, guarantees excellent moisture distribution uniformity. ◆ arc of the inner box structure design, easy to clean. ◆ using ozone coefficient of zero green (HFC) refrigerant R507. R23. ◆ Low bath sound design ≦ 65Db. ◆ can be connected to a computer, recorder (optional). Juya instrument dedicated to temperature and humidity chamber, high and low temperature test chamber, thermal shock chambers, UV aging chamber and other detection equipment R & D and production of affordable, high-quality http:! //www.juwei17. com /?