Technical Specifications
| Parameter | Specification |
|---|---|
| Temperature range | −40°C to +150°C |
| Temperature stability | ±0.3°C |
| Temperature heat-up rate | 3.0°C/min (average) |
| Temperature pull-down rate | 2.0°C/min (average) |
| Heat-up time (−40°C → +150°C) | Within 60 minutes |
| Pull-down time (+20°C → −40°C) | Within 50 minutes |
| Lowest attainable temperature | −40°C |
| Humidity range | 30% to 95% RH |
| Humidity fluctuation | ±3.0% RH |
| Inside dimensions (W × H × D) | 300 × 300 × 250 mm |
| External dimensions (W × H × D) | 450 × 700 × 750 mm |
| Internal capacity | 22.5 liters |
| Shelf load-bearing capacity | 20 kg |
| Net weight | Approx. 95 kg |
| Refrigeration / Condenser | Mechanical refrigeration, air-cooled condenser, CFC-free refrigerant |
| Humidification system | Steam humidifier with DM water pump supply; internal detachable 5-liter water tank, all connections within the chamber |
| Controller | 5" color LED touch panel – operating mode control, range setting, programming, external memory (USB) function, programmable Quick Access key |
| Data logging & programs | Program loading/copying and temperature-humidity data export via USB port |
| Remote management | Start, stop, monitor & control from remote location via PC, laptop, tablet or smartphone through supplied software (LAN/Wi-Fi) |
| E-mail notification | Automatic e-mail to pre-registered IDs on alarm trigger and on test completion |
| Software | Monitoring & control software supplied free of cost, including free upgrades for 10 years from installation |
| Front door | Full-view heated glass viewing window with anti-fog heater generator for clear observation throughout testing |
| Chamber illumination | Internal LED lamp with independent ON/OFF switch for specimen viewing |
| Cable feed-through | Ø50 mm cable port with silicone rubber plug on side wall |
| Specimen basket | 1 no. (stainless steel) |
| Specimen power supply terminal | Control terminal for charging specimens – capacity 250 V, 1 A |
| Output terminals | External alarm terminal; temperature-humidity recorder terminal |
| Power supply | AC 230 V, 50 Hz, single phase |