Specifications

748414-A
August 1999
60
Heated Flame Ionization Detector Analyzer Module
Rosemount Analytical NGA 2000
4
MAINTENANCE AND TROUBLESHOOTING
4.3.4 N
OISE
1. Check that the burner exhaust is free from water condensation.
2. Verify connection to the collector is correct.
3. Verify connection to the polarizing voltage is correct.
4. Check the ambient temperature is changing <10°C per hour.
5. Verify the +24VDC is clean and grounded properly.
6. Verify there are no strong magnetic fields near.
7. Check for excessive vibration.
8. Verify burner exhaust is vented to a constant atmospheric pressure.
9. Verify bypass line is vented to a constant atmospheric pressure.
10. Verify purge out port vented to a constant atmospheric pressure.
11. Verify the collector wires are routed away from the heater.
12. Verify the collector wires are clean and not damaged.