Agilent Technologies 6890 Series - Page 46

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Jun 2001
Inlets
Agilent 6890 Gas Chromatograph Service Manual
Split/Splitless Inlet 210
Manually controlled inlet
Figure 210-4 Manual control splitless mode flow diagram (pre-run to purge time).
Total F low
Control
Septum holder
Septum purge
regulator
Septum purge
3 mL/min
Inlet Vent Flow (split)
100 mL/min
Inlet pressure
control
Purge Control Valve
PCV
To D e tector
1 mL/min Column Flow
1
mL
/m
i
n
104 mL/min
V1
SPR
V2