Service and maintenance
9.10 Other faults
FIDAMAT 6
Operating Instructions, 01/2019, A5E00222135-04
143
The following faults are not signaled or stored by the device but are only detectable based
on characteristic measured values.
Table 9- 3 Other faults
Possible cause and its elimination
Large positive zero drift
• Check gas preparation system
• Clean FID
Large span drift
• Detector leaky
• FID nozzle defective
Span depends strongly on flow Exhaust gas line is congested/clogged, e.g. by
See also
Zero calibration (function 20) (Page 80)
Span calibration (function 21) (Page 80)
Cleaning the device (Page 136)
General technical data of the FIDAMAT 6 gas analyzers (Page 167)