Owner's manual
ALPHA 1-4 LSC&
ALPHA 2-4 LSC&
Table of contents
Version 01/2011, Rev. 1.5 of 16/12/2013 • sb
5
Translation of the original operating manual
1 General information ............................................................................................................. 9
1.1 Importance of the operating manual .................................................................................. 9
1.2 Intended use ..................................................................................................................... 9
1.3 Warranty and liability ....................................................................................................... 10
1.4 Copyright ........................................................................................................................ 10
1.5 Explanation of symbols ................................................................................................... 10
1.6 Standards and regulations .............................................................................................. 10
1.7 Scope of supply .............................................................................................................. 10
2 Layout and mode of operation .......................................................................................... 11
2.1 Layout of the freeze-dryer ............................................................................................... 11
2.1.1 Functional and operating elements ............................................................................ 11
2.1.2 Name plate ................................................................................................................ 14
2.2 Mode of operation ........................................................................................................... 15
2.2.1 General information on freeze-drying ......................................................................... 15
2.2.2 Freeze-drying process ............................................................................................... 18
2.2.2.1 Preparation ........................................................................................................ 18
2.2.2.2 Freezing ............................................................................................................. 18
2.2.2.3 Main drying ........................................................................................................ 19
2.2.2.4 Final drying ........................................................................................................ 20
2.2.2.5 End of drying and aeration ................................................................................. 20
2.2.2.6 Defrosting .......................................................................................................... 20
3 Safety .................................................................................................................................. 21
3.1 Marking of the unit .......................................................................................................... 21
3.2 Explanation of the symbols and notes ............................................................................. 22
3.3 Responsibility of the operator .......................................................................................... 23
3.4 Operating personnel ....................................................................................................... 23
3.5 Informal safety instructions ............................................................................................. 23
3.6 Safety instructions........................................................................................................... 24
3.6.1 Electrical safety ......................................................................................................... 24
3.6.2 Mechanical safety ...................................................................................................... 25
3.6.3 Fire prevention ........................................................................................................... 25
3.6.4 Thermal safety ........................................................................................................... 25
3.6.5 Chemical and biological safety................................................................................... 26
3.7 Safety devices ................................................................................................................ 26
3.7.1 System check ............................................................................................................ 26
3.7.2 Earth conductor check ............................................................................................... 26
3.8 Procedures in the event of hazards and accidents .......................................................... 27
3.9 Remaining hazards ......................................................................................................... 27