Metrohm 863 Compact Autosampler - Manual (Page 53)

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863 Compact Autosampler ￭￭￭￭￭￭￭￭ 43
Rotational speed and shift direction
Pump+ / Pump-
Setting the rotational speed. It can be set in steps of –7 to +7. The default
setting 3 corresponds to approx. 18 U/min.
The shift direction of the roller drive changes as the algebraic sign of the
rotational speed changes.
￭ "'+": clockwise rotation
￭ "–": counterclockwise rotation
Range –7 ... 7
Default value 3
The rotational speed can also be changed when the pump is switched off.