Fid Flameout Problems - HP 5890 Series II Plus Reference Manual

Detector Systems
Flame ionization detector (FID)

FID flameout problems

When using pressure programming with large id columns (i.e. 530
columns) it is possible to blow the FID flame out if pressure (flow)
becomes too high. If this occurs, either lower the pressure ramp or switch
to a more restrictive column (longer and/or smaller id).
Figure 7-2
Final Pressure Regulators
and Gauges
Traps
Compressed
Air
Hydrogen
Gas
Capillary
Makeup
Gas
Flow Diagram, Flame Ionization Detector (FID)
128
External Internal
Plumbing Plumbing
Flow Manifold Block
Vent
to Ignitor
Power
Power
to Ignitor
PRESS
TO
Ignitor
IGNITE
Button
AIR
On/Off
Air
HYDROGEN
On/Off
Hydrogen
(Plus Makeup
Gas)
MAKEUP
GAS
On/Off
¿
Detector
From
Inlet
Column