Retsch Cryomill - Manual (Page 4)

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5.7 Programs ......................................................................................................................................... 38
5.7.1 Grinding without program ............................................................................................................ 38
5.7.2 Grinding with program ................................................................................................................. 39
5.7.2.1 Selection of a program ......................................................................................................... 39
5.7.2.2 Display of the program grinding parameters ....................................................................... 39
5.7.2.3 Create/change a program .................................................................................................... 39
5.7.2.4 Delete program .................................................................................................................... 40
5.8 Setting grinding cycles ..................................................................................................................... 40
5.9 Setting the precooling time .............................................................................................................. 41
5.9.1 Precooling with definable precooling time ................................................................................... 41
5.9.2 Automatic precooling ................................................................................................................... 41
5.10 Setting the grinding time .................................................................................................................. 42
5.11 Setting the duration of intermediate cooling .................................................................................... 42
5.12 Setting the grinding frequency ......................................................................................................... 43
5.13 Starting the grinding process ........................................................................................................... 43
5.14 Interrupting and continuing the grinding process ............................................................................ 44
5.14.1 Pausing grinding ...................................................................................................................... 44
5.14.2 Cancelling grinding .................................................................................................................. 44
5.15 Stopping the grinding process ......................................................................................................... 44
5.16 Operating hours display ................................................................................................................... 45
5.17 Operating software display .............................................................................................................. 46
5.18 Replacing the machine fuses........................................................................................................... 46
6 Working instructions............................................................................................................................ 48
6.1 General ............................................................................................................................................ 48
6.2 The grinding process ....................................................................................................................... 48
6.3 Quantities of sample material and feed sizes .................................................................................. 48
6.4 Working instructions ........................................................................................................................ 49
7 Safety functions and fault display ...................................................................................................... 50
7.1 Fault messages ............................................................................................................................... 50
8 Cleaning, wear and service ................................................................................................................. 51
8.1 Cleaning ........................................................................................................................................... 51
8.2 Wear ................................................................................................................................................ 51
8.3 Wearing parts .................................................................................................................................. 51
8.4 Service ............................................................................................................................................. 51
8.5 Checks ............................................................................................................................................. 52
9 Safety and occupational health instructions ..................................................................................... 52
9.1 General ............................................................................................................................................ 52
9.2 Safety instructions on the handling of liquid nitrogen ...................................................................... 54
9.3 Oxygen deficiency ........................................................................................................................... 54