Agilent Technologies 6890 Plus User Manual

320 Nitrogen Phosphorus Detector (NPD)
Theory of operation
2 of 32
Jun 2001
Detectors
Agilent 6890 Gas Chromatograph Service Manual
sensor, and a non-adjustable restrictor frit. The makeup gas and hydrogen
lines merge before entering the detector.
Figure 320-2 EPC detector flow
Filter
frits
Proportional
valves
Pressure
sensors Restrictors
Vent
Electrically
heated
bead
PS
PS
PS
Air in
H
2
in
Makeup in
Pressure
control loops

Agilent Technologies 6890 Plus Specifications

General

Brand	Agilent Technologies
Model	6890 Plus
Category	Laboratory Equipment
Language	English