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Laboratory Freeze Dryer

Alpha 1-4 / 2-4

Universal laboratory freeze dryer with 4 kg ice condenser capacity Two alternative controlling systems for routine applications as well as for

advanced drying processes Modular design to increase the capacity several times due to the use of a

wide range of accessories Simple facilities for defrosting, cleaning, disinfection and sterilization

Construction of the freeze dryer according to GMP-/GLP-standards

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User-friendly controller LD-2 (LyoDisplay) forroutine applications:

LCD-display showing the most relevant processdata (ice condenser temperature, vacuum)

Conversion of temperature and vacuumaccording to the vapour pressure above ice

RS-232 communication data interface (PC)

Easy handling with the new CHRIST-controllerLSC-8(Lyo -Screen-Control)

VGA-LC-Display Graphical user interface with one knob

operation (turn and push) Clearly arranged survey of process data in a

freeze dryer-flow sheet Input of max. 32 freeze drying-pro grams in

tabular form (option) WINDOWS-NT-based software available

The improved freeze dryers of the ALPHA-seriesestablish the new standard in terms of a varied rangeof applications and advanced process control. Inaddition to an exemplary accessories range two stateof the art controllers allow an individual unitconfiguration for routine applications as well as forhigh-quality drying processes.

wo erent ry ng pr nc p es ena e t euser to handle nearly every lyophilisationdemand successfully:

Process A (single chamber system):freezing and drying of sensitive ordeep freezing substances on cooledshelves

Process B (double chambersystem): drying of less sensitiveproducts outside the ice condenserchamber on electrically heatedshelves or in round-

rocess Controller LSC-8 L o-Screen-Control

Process Controller LSC-8 L o-Screen-Control

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TYPE

PART NO.

WITH CONTROLLER LD2

ALPHA 1-4

101041

ALPHA 2-4

101042

WITH CONTROLLERLSC-8

ICE CONDENSER

CAPACITY (MAX KG)

102041

4

102042

4

PERFORMANCE (MAX KG/24H) 4

TEMPERATURE (APPROX C)

SHELF TEMPERATURE CONTROL

A. PRE FREEZING AND DRYING INSIDE THEICE CONDENSERCHAMBER

-55

-25 BIS / TO +99

-85

-40 BIS / TO +99

B. DRYING EXTERNAL TO THE ICE

CONDENSER CHAMBER

DRYING FACILITIES

PROCESS A

BIS / TO +99 BIS / TO +99

SHELF 200mm 1

SEALING DEVICE 200mm

PROCESS B

1

SHELVES 200mm MAX. 5 / 10

SEALING DEVICE 250mm MAX. 2 / 4

VACUUM CONNECTIONS INDIVIDUALLYCONTROLLABLE

MAX, 12 / 24

ACCESSORIES FOR SHELL -/SPINFREEZINGCONTROL PANEL TYPEALTERNATIVE FOR ALPHA 1-4 OR ALPHA 2-4

KUHLBAD / COOLING BATH 40c (OPTION)LD-2 ODER / OR LSC-8

VACUUM-DISPLAY YES YES

-CONTROL FUNCTION YES

TEMPERATURE

-ICE CONDENSER (DISPLAY) YES YES

-SHELVES (DISPLAY AND CONTROLFUNCTION)

YES

-PRODUCT (DISPLAY) YES

LYO CONTROL (FREEZING POINT

DETERMINATION)

OPTION OPTION

DETERMINATION OF THE END OF DRYING

-PRESSURE INCREASING TEST OPTION-MEASUREMENT OF PRODUCT TEMPERATURE YES

PROGRAMMER MODULE OPTION

PC-INTERFACEREFRIGERATION COMPRESSOR

NUMBER x Kw (HP)

YES

1 x 0,37 (1 x )

YES

2 x 0,37 (2 x )

TYPEDIMENSIONS/CONNECTION DATA/WEIGHT

WIDTH x DEPTH x HEIGHT (mm)

AIRCOOLED

390 x 480 x 415

AIRCOOLED

390 x 480 x 415

V / Hz / Kva (FURTHER ON REQUEST) 230/50/0,6 230/50/1,2

WEIGHT WITHOUT VACUUM PUMP (KG) 50 65