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Christ Alpha 1-4 LSCplus -55 °C Alpha 2-4 -85 °C LSCplus 4 kg Freeze Dryers - Advanced Processes

Product Details

Base model includes Compact table-top unit for effective lyophilisation of specimens with innovative Wireless Shelf Technology. The freeze dryer can be configured with tried and tested accessories to meet your specific needs. The simple and intuitive LSCplus controller supports manual and automatic process control for reproducible results. Two different drying methods are available to handle virtually every task. -55° C condenser temperature for drying aqueous specimens, -85° C for specimens containing solvents or with low eutectic points.

  • Ice condenser capacity: 4.0 kg
  • Condenser temperatures: -55°C / -85°C
  • Condenser performance 4kg/24 hours
  • LSCplus controller – colour touchscreen and graphic interface
  • WST – wireless heated shelf technology NEW
  • -55C for drying of aqueous products
  • -85C for drying solvents with low eutectic points
  • Display of vacuum, sample temperature, shelf temperature, ice condenser temp, run time
  • Data transfer via USB or Ethernet
  • Multiple system configurations
  • Attachments for ampoules, round bottomed flasks, wide-necked filter bottles
  • Complete system includes vacuum pump

Technical Specifications

Alpha 1-4 Alpha 2-4

Ice condenser

  • Max. capacity
  • Max. performance
  • Temperature
  • Chamber volume
  • 4 kg
  • 4 kg/24 h
  • approx. –55 °C
  • approx. 6.5 l
  • 4 kg
  • 4 kg/24 h
  • approx. –85 °C
  • approx. 6.5 l

Shelf temperature or  product temperature

during freezing in the ice condenser with a fan

approx. –25 °C approx. –35 °C
Refrigeration system 0.51 kW 2 x 0.51 kW
Dimensions of basic unit (W x H x D) 390 x 415 x 555 mm 390 x 415 x 555 mm
Weight approx. 48kg approx. 60kg
Power supply (other voltages available upon request)

220 V / 50 Hz

230 V / 60 Hz

208 V / 60 Hz

220 V / 50 Hz

230 V / 60 Hz

208 V / 60 Hz

Communication interface Ethernet Ethernet
Refrigerant CFC-free CFC-free
Noise level as per DIN 45635 54 dB(A) 54 dB(A)
Defrosting function Hot gas Hot gas
Vacuum measurement standard standard
Vacuum control standard standard

Temperature

  • Ice condenser (measurement)
  • Shelf (measurement and control)
  • Product (measurement for max. 10 sensors)
  • standard
  • standard
  • standard
  • standard
  • standard
  • standard

End point determination

  • Product temperature measurement
  • Pressure increase test
  • Capacitive pressure measurement
  • standard
  • optional
  • optional
  • standard
  • optional
  • optional
Programmer module optional optional
USB optional optional

LyoControl (freezing point determination,

measurement of product resistance)

optional optional
LyoLogplus process documentation software optional optional
LPCplus process control and documentation software optional optional

Downloads

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Buying Options

Product Code Description List Price
102142 Christ Alpha 2-4 LSCplus Freeze Dryer, -85C ice condenser, 4kg ice capacity, heated shelves, Vacuum control POA Enquire
102141 Christ Alpha 1-4 LSCplus Freeze Dryer, -55C ice condenser, 4kg ice capacity, heated shelves, Vacuum control POA Enquire

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