Purge Time And Flow - Agilent Technologies 7697A Advanced Operation Manual

Purge time and flow

Vial pressurization
gas
Vent
SV1
PV2
Sample loop
Transfer
line
Advanced Operation
Between sample vials, the HS will purge the sample probe,
sample loop, and vent. See
is 100 mL/min for 0.5 minutes.
Carrier gas
Flow control module
SV2
PV1
6 port valve
4
3
2
6
1
Figure 11 Flow paths during purge time
Figure
PS - Pressure sensor
FS - Flow sensor
SV - Switching valve
PV - Proportional valve
PS
FS
PS
5
Method Development
11. The default purge flow
3
41