Mô tả
DF 290 -86°C Ultra Low-Temperature
Model: DF 290
Capacity – Volume ): 261 Liters
Minimum Temperature: -86 °C*
Control System: Programmable Microprocessor N-Smart™
Data Memory: 10 years
Safety System: Lockable ON-OFF Switch
Temperature Display: 4,3” Colourful TFT LCD display (Unaffected by a power failure)
Temperature Set Range: -45/-90°C
Temperature Limit: -55 / -86°C
Temperature Reading and Setting Sensitivity: 1°C
Temperature Sensor: PT -100
Cooling System: DirectFREEZE™ direct cooling
Temperature Alarm Range: SetPoint +5°C/+25°C
Power Failure Alarm: Audible and visual
Door Open Alarm: Audible and visual
Alarm Feeding System: 12-hour battery with automatic charging
Independent Cell / Inner insulation door (pcs): 3/3
Noise Level: <65 dB
Isolation ( CFC free): High density injected polyurethane (130 mm)
Gasket Structure: Heated sealing surface
Refrigerant gas: R507a-R 508b
Circular temperature recorder: Optional
Central Alarm Output: Standard
Remote Alarm Output: Standard
Internal Surface Material: Stainless Steel
External Surface Material: Electrostatic powder coated stainless steel sheet
Wheel System: 4 wheels, 2 fixation foot
Power Supply: 1600W
Power Ratings: 230 V – 50 Hz
Internal Dimensions (W x D x H): 420 x 630 x 995mm
External Dimensions (W x D x H):680 x 975 x 1715 mm
Feature of DF 290 -86°C Ultra Low-Temperature<h2/p>
- 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 cryoboxes
- Washable air filter for simple maintenance and top performance
- Perfect air tightness with soft gasket
- Heated contact surface of 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
- Optional AlerText™ SMS alarm system for ultimate security
- Optional NuveWarn™ remote alarm system
- Optional CO2 back-up system to extend protection in case of failure
- Equipped with NuveCom™ communication unit
- Equipped with Wi-Fi connection for N-Mobile™
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