| Model & Config. | Product Name | High and low temperature humidity and heat test chamber |
| Product Model | DRK641-150L | |
| Working Size(mm) | 500×500×600 | |
| Outside Size(mm) | 1030×990×1750 | |
| Product Structure | Single box vertical | |
| Technical Parameter | Temperature Range | -40~100℃ |
| Temperature Fluctuation | ≤±0.5℃ | |
| Temperature Uniformity | ≤2℃ | |
| Cooling Rate | 0.7~1℃/min (average) | |
| Heating Rate | 3~5℃/min (average) | |
| Humidity Range | 20%~98%R.H | |
| Humidity Fluctuations | 3%~4%R.H | |
| Material | Outer Box Material | Cold rolled steel electrostatic spray |
| Inner Box Material | SUS304 stainless steel | |
| Insulation Materials | Superfine glass insulation wool | |
| Component Configuration | Controller | TEMI-580 true color touch programmable temperature and humidity controller |
| Program control 30 groups of 100 segments (the number of segments can be adjusted arbitrarily and assigned to each group) | ||
| Heater | 316 stainless steel fin heater | |
| Compressor | Taikang | |
| Cooling Method | Single-stage Refrigeration | |
| Refrigerant | Environmental protection type R-404A | |
| Filter | American "AIGLE" | |
| Condenser | Sino-foreign joint venture "Purcell" | |
| Evaporator | ||
| Expansion Valve | Original Danfoss | |
| Circulatory system | Stainless steel fan realizes forced circulation of air | |
| Sino-foreign joint venture "Hengyi" motor | ||
| Window Lighting | Philips | |
| Other Configuration | Stainless steel movable sample rack 1 layer | |
| Test cable outlet Φ50mm hole 1 | ||
| Hollow conductive electric heating defrost function glass observation window and lighting lamp | ||
| Bottom corner universal moving wheel | ||
| Safety Protection | Leakage Protection | |
| South Korea "Rainbow" over-temperature alarm protector | ||
| Compressor high and low pressure protection, overheating, overcurrent protection | ||
| Line fuse and fully sheathed terminal | ||
| Fast fuse | ||
| Production Standards | GB/2423.1; GB/2423.2; GB/2423.3, GB/2423.4 | |
| Power Supply | 380V/5Kw | |