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| Brand | Chu Ding Technology |
|---|---|
| Origin | Shanghai, China |
| Model | LHS-300HC |
| Power Supply | AC 220 V, 50 Hz |
| Temperature Range | RT+10 °C to 85 °C (heating only) |
| Humidity Range | 40–85 % RH |
| Temperature Uniformity | ±1 °C (typical, empty chamber, 20 °C ambient) |
| Temperature Resolution | 0.1 °C |
| Humidity Control Accuracy | ±3–5 % RH (dependent on setpoint and ambient conditions) |
| Chamber Volume | 300 L |
| Internal Dimensions (W×D×H) | 580 × 540 × 950 mm |
| External Dimensions (W×D×H) | 705 × 765 × 1640 mm |
| Input Power | 2000 W |
| Standard Shelving | 3 adjustable stainless steel shelves |
| Programmable Cycles | 99 cycles × 30 segments × 99 h 59 min per segment |
| Refrigerant | R134a / R406a (non-ozone-depleting, low-GWP HFC blend) |
| Compliance | Designed for GLP-compliant environmental simulation |
| Brand | Chu Ding Technology |
|---|---|
| Origin | Shanghai, China |
| Model | LHS-250SC |
| Capacity | 250 L |
| Temperature Range | RT+10°C to 85°C (with humidity control: 15–45°C |
| without humidity | 10–45°C) |
| Humidity Range | 40–85% RH |
| Temperature Uniformity | ±1.0°C (±0.5°C at high temp, ±1.5°C at low temp) |
| Temperature Resolution | 0.1°C |
| Humidity Control Accuracy | ±3% RH (typical, @25°C/60% RH, empty chamber) |
| Power Supply | AC 220 V, 50 Hz |
| Input Power | 730 W |
| Internal Dimensions (W×D×H) | 580 × 500 × 850 mm |
| External Dimensions (W×D×H) | 705 × 725 × 1525 mm |
| Standard Shelves | 2 pcs |
| Programmable Cycles | 99 cycles × 30 segments × 99 h 59 min per segment |
| Control System | PID-based digital controller with LCD interface |
| Refrigerant | R134a / R406a (CFC-free, ozone-safe) |
| Construction | Mirror-finish stainless steel interior, double-glazed insulated door, adjustable shelf spacing |
| Air Circulation | JAKEL centrifugal fan with optimized duct design |
| Humidification System | Built-in water reservoir with immersed heating element |
| Optional Interfaces | RS485, USB |
| Compliance | Designed for GLP-compliant environmental simulation |
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