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Laboratory centrifuge Sigma 1-7
6 Using the centrifuge
Version 08/2018, Rev. 1.7 of 28/04/2022
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Translation of the original operating manual, part no. 0703402
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6.2.2.2
Installation of accessories
• Only use tubes that are suitable for the rotor.
• Always load the axial symmetrical inserts of the rotors with the same
accessories and fill to avoid imbalance.
Centrifugation with low capacity
• Install the tubes axial symmetrically so that the rotor is loaded evenly.
• It is not permissible to load angle rotors on only one axis.
correct
incorrect
Fig. 5: Permissible and impermissible loading of an angle rotor (example illustration)
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6.2.2.3
Vessels
• Load the vessels outside of the centrifuge. Liquids in the bores of the
rotor cause corrosion.
• Fill the vessels carefully and arrange them according to their weight.
Imbalances result in the excessive wear of the bearings.
• After the centrifugation, remove the vessels carefully in order to prevent
the samples from mixing.
• Follow the safety instructions and hazard warnings (see chapter 3 -
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