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Parameters of centrifugation8.9 Temporarily disabled functionsFunctions written below can be temporarily disabled.SPEED RCF TIME TEMP PROG –– ––––– / ––––– PARAMTHERMALCHAMBER● ● ● ○ ● ● ●During runSPEED RCF TIME TEMP PROG –– ––––– / ––––– PARAMPROG 99 ○ ○ ○ ○ ○ ○ ○ACC/DEC10-19○ ○ ● ● ○ ○ ●StandstillSPEED RCF TIME TEMP PROG –– ––––– / ––––– PARAMPROG 99 ○ ○ ○ ○ ● ○ ○ACC/DEC10-19○ ○ ● ● ● ○ ●● available○ disabled8.10 UnbalanceThe centrifuge is provided with the rotor unbalance sensor and when it will be activated,centrifugation process will be stopped through fast braking and at the same time an error messagewill be displayed. Cancellation of this error is possible only through pressing COVER key afterstopping of the rotor.One must check if rotor was correctly loaded, close the cover and once more start theprogram. In order to protect the rotor against beating in opposite areas of the rotor, it has to beprovided with identically filled buckets, carriers, test-tubes etc. for getting the best balance possible.Unbalance causes noise and vibrations during operation, and adversely affects powertransmission system (motor, shock absorbers). The better balance, the smoother willbe the centrifuge operation and therefore longer life of usage of the driveline.Moreover, the ideal separation level is then obtained, as already separatedconstituents would not be moved up by vibration.39