User manual

14 Bio-inert Quaternary Pump User Manual
1 Introduction
Overview of the Hydraulic Path
depending on the flow rate. The microprocessor controls all flow rates in a
range of 1 µL/min – 10 mL/min. The inlet of the first pumping unit is
connected to the active inlet valve.
The outlet of the first piston/chamber unit is connected through the outlet
valve and the damping unit to the inlet of the second piston/chamber unit. The
outlet of the purge valve assembly is then connected to the following
chromatographic system.
Figure 4 Principle of the Pump
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