Forma™ Environmental Chambers: Temperature & Humidity Control
Enhance your laboratory's precision and versatility with the Forma™ Environmental Chambers, designed to deliver exceptional temperature and humidity control. With an extensive range of features, these units cater to a variety of applications including growth, stability, and shelf-life testing.
Broad Range of Features and Controls
- Wide temperature range of 0°C to 60°C for maximum operational flexibility.
- Advanced relative humidity control from above ambient to 95% at 37°C, excluding Cat. No. 3920.
- Sophisticated digital controls for intuitive operation.
- Programmable ramp and soak cycles for optimized temperature and humidity settings.
- Durable cabinets designed with true laminar airflow via side plenums, ensuring remarkably tight uniformity.
- Phenolic-coated evaporator suitable for corrosive applications.
- Manual controls for defrost and refrigeration cycles for enhanced operational flexibility.
- Visible and audible safety alarms activate upon over/under temperature conditions or humidity deviations.
Durable Construction
- Constructed from cold-rolled steel with a robust powder-coated finish.
- 2-inch thick, CFC-free, foamed-in-place polyurethane insulation for superior energy efficiency.
- Stainless-steel interior complemented with solid adjustable shelves.
- Directed horizontal airflow system promotes excellent temperature uniformity.
- Locking swivel casters provide ease of mobility for installation and cleaning tasks.
- Equipped with leveling feet for stability and enhanced safety.
Broad Range of Options
- Optional interior lighting available for Models 3940 and 3949.
- Reinforced shelving and flooring support heavy loads efficiently.
- Heatless dryer option for achieving lower humidity levels.
- Access ports for probes and sensors facilitate advanced monitoring.
- Convenience receptacles available within the chamber for easy access.
- CO2 monitoring with an IR sensor for precise gas control.
- Temperature chart recorder options at 6°C and 12°C for detailed tracking.
- Custom options tailored to specific application needs.
Compatible Accessories
- Multi-functional recorders.
- Solid stainless-steel shelves optimized for reach-in and environmental chamber setups.
- Perforated stainless-steel shelving for ideal airflow.
- Fixed reinforced shelves designed for simultaneous operation of two shakers.
- Factory-installed stainless-steel door glass cover for visibility and accessibility.
Recommended Applications
- Ideal for environments demanding rigorous growth, stability, and shelf-life testing applications.
Specifications
SKU |
Temperature Range |
Temperature Resolution |
Temperature Uniformity |
Humidity Accuracy |
Humidity Resolution |
3911 |
0°C to 60°C |
0.1°C |
±0.3°C at 25°C |
±5.0% |
0.01 |
3940 |
0°C to 60°C |
0.1°C |
±0.3°C at 25°C |
±5.0% |
0.01 |
3949 |
0°C to 60°C |
0.1°C |
±0.3°C at 25°C |
±5.0% |
0.01 |
Additional Info
SKU |
Humidity Control |
Water Consumption |
Resistivity |
Depth |
Width |
Height |
3911 |
Microprocessor, PID |
0.25 gal/hr input water volume |
50 kilohm to 1 megohm resistance |
32 in |
38 in |
51.5 in |
3940 |
Microprocessor, PID |
0.25 gal/hr input water volume |
50 kilohm to 1 megohm resistance |
32 in |
38 in |
88.5 in |
3949 |
Microprocessor, PID |
0.25 gal/hr input water volume |
50 kilohm to 1 megohm resistance |
32 in |
38 in |
88.5 in |