Programmable temperature and humidity chamber Technical parameters 1. Internal Dimensions: (W × H × D) 65 × 85 × 80cm (size more, there are different models) 2. External Dimensions: (W × H × D) 105 × 175 × 135cm (size and more, there are different models) 3. Weight: 400Kg 4. thermostat humidity: Balanced approach humidity thermostat (BTHC) PID intelligent regulation 5. Temperature range: 0 ℃, -20 ℃, -40 ℃ , -60 ℃, -70 ℃ ~ 150 ℃; 20% -98% RH 6. Temperature and humidity control accuracy: ± 0.2 ℃; ± 2.5% RH 7. temperature and humidity inside the uniformity: ± 0.5 ℃ ~ ± 0.2 ℃; ± 4.0% RH 8. Controller analytical accuracy: ± 0.01% ℃; ± 1% RH 9. heating rate: ≥ 2.5 ° C / min 10. cooling rate: The average within 1 ° C / min 11. Body material: SUS # 304 stainless steel mirror 13. Housing material: SUS # 304 brushed stainless steel cold-rolled steel plate or anti-rust treatment (spray) 14. Insulation: Polyurethane foam superfine wool + 15. Cooling method: mechanical binary refrigerant 16. manner refrigerator: closed (France Taikang or Germany Copeland) refrigerant compressor 17.: R23 / R404A 18. Condensation: air-cooled or water-cooled 19. Heater: Nichrome stainless tube heater 20. Humidifier: stainless steel humidifier cylinder 21. Blowers: centrifugal fan 22. The air pattern: wide belt forced air circulation (on the next entry) 23. Humidity Instrument Interface: LCD touch screen, English switch 24. The operation mode: constant operation, the program operation 25. The program memory capacity: 120 group programmable, each program up to 100 (above) 26. Setting the target range: Temperature: -100 ℃ + 300 ℃ Humidity: 99.9% RH 27. Resolution: Temperature: 0.1 ℃ Humidity: 0.1% RH 28. Input: PT100 or T type thermocouple 29. The control method: PID control 30. Communication function: RS-232 Interface 31. Printing: Yokogawa 6:00 recorder (optional piece) 32. subsidiary functions: upper and lower alarm, self-diagnosis, alarm display (failure reason), the timer (automatic startup, shutdown), phase sequence protection 33. water supply: water tank 34. The water cycle: Built NRK ( 30Kg capacity) 35. Water: Resistivity> 500Ω.M 36. Standard configuration: window (Double hollow glass) 1; test hole ￠ 50mm (at the left) a; sample holder 2 layers, inside lights (Fluorescent) 1; a water supply tank; 37. The safety device: power supply leakage protection, anti-dry device, a water system protection, high and low temperature limit protection, temperature deviation alarm, compressor overpressure, overload, lack of water , lack of equal protection.