User guide

268 Advanced User Guide
8 Inlets
After sampling end
The interface is forward pressure controlled; pressure is sensed
downstream from the proportional valve. The system returns to
the idle state.
Valve
Frit
Frit
Frit
Valve
EPC Module
Gas Sampling Valve
Headspace
Purge and Trap
FS = Flow Sensor
PS = Pressure Sensor
Column
FS
PS
PS
Carrier Supply
80 PSI
Septum Purge