Machine Model: LT-408AHumidity and Temperature Control Chamber   One.Constant Temperature and Humidity Test ChamberPurpose and Application
The LT-408A恒温恒湿试验箱 is designed to provide a stable testing environment with constant high and low temperature and humidity, as well as alternating high and low temperature and humidity. It includes a refrigeration system, heating system, humidification/dehumidification/waterway system, air duct system, control system, and system safety protection devices.

II.Humidity and Temperature Control Test ChamberKey Technical Parameters
Studio size: 400mm (W) x 400mm (D) x 500mm (H)
2. Approximate dimensions: Width 910 x Depth 870 x Height 1760mm
Temperature Range: -20℃ to +150℃
4. Temperature fluctuation: ≤±0.5℃
5. Temperature uniformity: ≤±1℃
6. Temperature Deviation: ≤±2℃
7. Cooling and heating rate:
From +20 to -20°C, approximately 60 minutes
From +20 to +100°C, approximately 40 minutes
8. Humidity Range: 20%–98% R.H. (AT+25℃ to +85℃)
Humidity Error: +2/-3% R.H. (above 75% R.H.), ±5% R.H. (below 75% R.H.)
10. Wind Speed: 1.7 ~ 2.5 m/s
The above parameters were measured under conditions of environmental temperature ≤ 25°C, atmospheric pressure, unloaded and without any load, within 1/6 of the space inside the container wall.
11. Power: Approximately 3.5 Kw
12. Power: 220V ± 10%; 50Hz
Weight: Approximately 180 Kg

III.Environmental Temperature and Humidity Control ChamberComply with relevant standards and testing methods
GB/T2423.22-87Nb      GJB1032-90          MIL-STD-2164/(E/C)  
GB/T2423.4-93         GB/T2423.34-86         GJB150.9-86

Note: The working volume and temperature range of the LT-408 series environmental chamber are available in multiple specifications. The one displayed above is just one example; for details, please refer to.