User guide

220 Advanced User Guide

8 Inlets

The next figure shows the flow diagram for the packed column

mode, with the column not defined the control is based on total

carrier gas flow.

Setting parameters

The inlet can operate in flow or pressure control mode. Flow is

recommended for packed columns. Pressure is recommended

for capillary columns.

Inlet in flow control mode

While in flow control mode, you cannot enter pressures here.

Valve

Frit Frit

Valve

EPC Module

Inlet Weldment

FS = Flow Sensor

PS = Pressure Sensor

Carrier Supply

80 PSI

Septum Purge

Packed Column