Liyi Dupont Altitude Environmental Test Chamber LY-270 112L Volume with -70°C to 150°C Temperature Range
The Liyi Dupont Altitude Environmental Test Chamber is designed for precise constant humidity testing across various environmental conditions. This professional testing equipment simulates different environmental parameters to evaluate material performance characteristics including heat resistance, dry resistance, humidity resistance, and cold resistance.
- High precision microcomputer touch temperature and humidity controller with platinum resistance sensors
- Sophisticated air-displacement adjustment device with digital voltage, current, and watt-hour meters
- Horizontal circulatory air supply system with airflow regulators for uniform temperature distribution
- 7-inch programmable touch screen controller supporting up to 120 programs and 999 units
- Three-layer observation window with LED lighting for clear internal monitoring
- Automatic cycling water supply system with semi-closed steam humidifier
- Completely independent testing systems for high temperature, low temperature, and constant temperature/humidity environments
| Model | LY-270 |
| Inner Dimensions (W×H×D) | 40×70×40 cm |
| Volume | 112 L |
| Temperature Range | A: -20°C~150°C, B: -40°C~150°C, C: -60°C~150°C, D: -70°C~150°C |
| Humidity Range | RH 20%-98% |
| Temperature Deviation | ±0.5°C-±2°C |
| Humidity Deviation | ±3%RH (>75%RH); ±5%RH (≤75%RH) |
| Temperature Fluctuation | ±0.5°C |
| Humidity Fluctuation | ±2.5%RH |
| Controller Analytical Accuracy | ±0.3°C ±2.5%RH |
| Refrigeration System | French Tecumseh compressor |
| Refrigerants | R404A USA DuPont environmental protection refrigerant (R23+R404) |
| Condensing Method | Air-cooled or water-cooled |
| Heating System | Nickel chrome heating wire heater |
| Wind Circulation | Centrifugal fan-broadband type forced air circulation |
This environmental test chamber is ideal for testing material characteristics in various industries including wire manufacturing, plastic products, rubber components, textiles, and surface coatings. The specialized ventilation regulator maintains fresh air circulation during heating processes while ensuring precise environmental control.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.