
Troubleshooting an FID not Igniting - Articles - GC Portal - Agilent ...
This article is a troubleshooting guide for when the Flame Ionization Detector (FID) does not ignite or the flame keeps going out. Cause: If the FID is having ignition issues, it is due to the …
• The FID is a DESTRUCTIVE, mass sensing detector • Cations generated in the flame are counted and produce the detector signal • Analytes that have the greatest number of low …
Flame ionization detector - Wikipedia
A flame ionization detector (FID) is a scientific instrument that measures analytes in a gas stream. It is frequently used as a detector in gas chromatography. The measurement of ions per unit …
Troubleshooting FID Noise and High Background
Nov 10, 2022 · FID noise can result from many contributing factors, including: Contamination in the gas supplies to the GC (gas contamination usually yields a high background of >20 pA). …
FID has Unusual High Signal Output - Articles - GC Portal - Agilent ...
Dec 20, 2022 · If the FID interconnect spring is bent, damaged or has bad contact with FID base, it can cause a short circuit in the FID signal circuitry. The consequence is an extremely high …
Flame ignition issues on FID module - Thermo Fisher Scientific
Jan 13, 2022 · Perform FID maintenance and replace the FID jet. If it ignites manually and the flame stays on with the normal FID gas flows, replace the igniter and re-test. If this fails, …
The 6890/6850 FID uses a hydrogen flame to burn organic samples, resulting in increased ionization that is measured as a current—values up to the 10^6 pa range. The GC will auto …
FID Module Troubleshooting guide - Thermo Fisher Scientific
Jun 18, 2024 · This document describes how to troubleshoot a Trace 1300 / 1600 Series FID module.
The FID is a relatively simple detector in that if the electronics are functioning, a sudden change in performance is often either a matter of checking flows and cleaning or replacing the jet.
Baseline signal issues on FID detector - Thermo Fisher Scientific
Jan 13, 2022 · Check for column bleeding issues by disconnecting the column and capping the FID. Check the collector signal cable of the FID. Check the gases purity and seek main line …
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