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Jun 2001
Valves
Agilent 6890 Gas Chromatograph Service Manual
1140 Typical Valve Configurations
Valve configuration diagrams
The diagrams in this section show various valving configurations possible
with the 6890 gas chromatograph. The symbols used in these diagrams are
explained in the legend below.
Legend
Arrows indicate the
direction of flow.
Loops have a specified
volume ± 5%.
Jumper volume is
not specified.
Adjustable Restrictors
can be manually set to
adjust its pressure drop
(e.g., to balance flow).
Fixed restrictors
cannot be adjusted.
Union
Fitting
Column
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