Specifications and features  
    

• User-friendly microprocessor technique
• Comfortable control panel with digital display to enter and read out all security-relevant data.
• Adjustable alarm limits for over- and under-temperatures (0 - 20 K)
• Additional control and alarm options, individually settable for different user applications.
• Maintains all display and alarm functions for 60 hours in case of a power failure (accumulator time allowance).
• Electronic alarm device and potential-free contact for connection to an internal alarm system, or to the central I&C system.
• RS 232 serial interface for trouble-free data transfer.
• Inside cabinet made completely of stainless steel and ex-proof.
• The magnetic sealing system reliably prevents freezing of the door seals.
• Wide range of accessories. Custom-made solutions on request.
• Energy-saving, maintenance-free cooling unit. Both the non-flammable refrigerant and the all-around special insulation (up to 150 mm) are CFC-free. The heat emission is only approx. 400 W.
  

Applications 
    
Only a safe temperature protection ensures trouble-free long-term storage of cell lines, human, animal and plant tissues, fractions of the blood, vaccines, or reference cultures of micro-organisms, such as bacteria, yeasts, viruses and fungi.