Hettich MIKRO 220R

EN
34/107 Rev. 12 / 12.2022 AB2200DEENFRIT
Contents
1 Use according to specification .............................................................................................................................. 36
2 Remaining risks .................................................................................................................................................... 36
3 Technical specifications ........................................................................................................................................ 36
4 Notes on safety ..................................................................................................................................................... 37
5 Transport and storage .......................................................................................................................................... 38
5.1 Transport ....................................................................................................................................................... 38
5.2 Storage .......................................................................................................................................................... 38
6 Symbol meanings ................................................................................................................................................. 39
7 Delivery checklist .................................................................................................................................................. 40
8 Unpacking the centrifuge ...................................................................................................................................... 40
9 Initial operation ..................................................................................................................................................... 40
10 Opening and closing the lid ............................................................................................................................... 41
10.1 Opening the lid ........................................................................................................................................... 41
10.2 Closing the lid ............................................................................................................................................ 41
11 Installation and removal of the rotor .................................................................................................................. 41
12 Loading the rotor ............................................................................................................................................... 42
13 Closing biosafety systems ................................................................................................................................. 43
14 Control and display elements ............................................................................................................................ 44
14.1 Control knob............................................................................................................................................... 44
14.2 Control panel pushbuttons (keys) .............................................................................................................. 44
14.3 Adjustment possibilities .............................................................................................................................. 45
15 Entering centrifugation parameter ..................................................................................................................... 46
16 Programming ..................................................................................................................................................... 46
16.1 Programme input/alteration ........................................................................................................................ 46
16.2 Programme recall ....................................................................................................................................... 46
16.3 Write protection for the programs ............................................................................................................... 47
17 Centrifugation .................................................................................................................................................... 47
17.1 Centrifugation with pre-set time ................................................................................................................. 47
17.2 Continuous run........................................................................................................................................... 47
17.3 Short-term centrifugation ........................................................................................................................... 48
18 Emergency Stop ................................................................................................................................................ 48
19 Acoustic Signal .................................................................................................................................................. 48
20 Recall hours of operation .................................................................................................................................. 48
21 Cooling (only in centrifuges with cooling) .......................................................................................................... 49
21.1 Standby-cooling ......................................................................................................................................... 49
21.2 Pre-cooling the rotor .................................................................................................................................. 49
22 Relative centrifugal force (RCF) ........................................................................................................................ 49
23 Centrifugation of materials or mixtures of materials with a density higher than 1.2 kg/dm
3
............................... 50
24 Rotor recognition ............................................................................................................................................... 50
25 Emergency release ........................................................................................................................................... 50
26 Maintenance and servicing ................................................................................................................................ 51
26.1 Centrifuge (housing, lid and centrifuging chamber) .................................................................................... 51
26.1.1 Surface cleaning and care .................................................................................................................. 51