Mô tả
Ultra Low-Temperature Freezers DF 290
Model DF 290
Technical specifications:
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- Capacity (lt.): 261liters
- Minimum temperature: -86oC (at 20°C to 30°C ambient)
- Control system: Programmable Microprocessor N-Smart™
- Data memory: 10 years
- Safety system: Lockable ON-OFF Switch
- Display: 4,3” Colourful TFT LCD display (Unaffected by a power failure)
- Temperature set range: -45°C to -90°C
- Temperature limit: -55°C to -86°C
- Temperature reading and setting sensitivity: 1°C
- Temperature sensor: Pt-100
- Cooling system: DirectFREEZE™ direct cooling
- Temperature alarm range: Setpoint +5°C to +25°C
- Power failure alarm: audible and visual
- Door open alarm: audible and visual
- Alarm feeding system: 12 hours battery with automatic charging
- Independent Cell / Inner insulation door (pcs): 3/3
- Noise level: < 65dB
- Isolation (CFC Free): high density injected polyurethane (130 mm)
- Gasket structure: heated sealing surface
- Refrigerant gas: R507A-R 508B
- Internal Surface Material: stainless steel
- External Surface Material: Electrostatic powder coated stainless steel sheet
- Wheel system: 4 wheels, 2 fixation foot
- Internal Dimensions (W x D x H): 420 x 630 x 995mm
- External Dimensions (W x D x H): 680 x 975 x 1715
- Power: 1600W
- Input: 230V, 50/60Hz
FUNCTIONALITY AND RUGGED DESIGN OF ULTRA LOW-TEMPERATURE FREEZERS DF 290
- DirectFREEZE™: Faster and homogenous freezing through the coils located inside the shelves
- Powerful and reliable N-Smart™ microprocessor control system
- Maximum information with highly visible 4,3’’ colorful LCD display
- Massive data storage with internal memory that stores the records up to ten years with one-hour intervals as digitally and graphically
- Ethernet port for remote access through the internet
- Possibility of sending e-mails in case of any failure
- Optional NuveCloser™ software to access the operating parameters, failure history, memory, and other technical parameters
- Four independent compartments with insulated doors for decreasing air entry
- Minimized air exchange on opening reduces ice build-up and protects samples
- Compartment dimensions match commonly used cryo boxes
- Washable air filter for simple maintenance and top performance
- Perfect air tightness with a soft gasket
- The heated contact surface of the gasket to virtually eliminate icing-up.
- Chamber made of stainless steel for longer life and shelves made of aluminum for faster heat transfer
- Epoxy-polyester powder coated stainless steel outer body
- Foamed-in-place high-density polyurethane insulation
- Door handle with key lock
- Key operated mains power switch to protect your samples
- Audible and visual alarm system
- Alarm system fed by a permanently recharged battery
- Display of actual temperature even at power failure
- Standard remote and central alarm ports
- Optional battery-operated 7- day chart recorder (option)
- Optional AlerText™ SMS alarm system for ultimate security (option)
- Optional NuveWarn™ remote alarm system (option)
- Optional CO2 back-up system to extend protection in case of failure (option)
- Equipped with NuveCom™ communication unit (option)
- Equipped with Wi-Fi connection for N-Mobile™ (option)
Tags: Ultra Low-Temperature Freezers DF 290
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