Lit-Related Informational Events - Honeywell Vertex M Technical Handbook

6.5.1 LIT-Related Informational Events

Event Type In History
INFO Command - Perform LIT Char
INFO LIT Characterization Performed
INFO Command - Unscheduled LIT
INFO Line Integrity Test Performed
INFO Analyzer Lacks LIT
Note:
If additional or replacement Vertex M Analyzers are purchased without specifying the LIT option, no faults will be
generated for the lack of the option in the new analyzer. However, an "INFO" message will be logged in the Event
History each time the LIT option is invoked. Existing analyzers configured for LIT will be unaffected.
Section 6 - Troubleshooting
Event History Message
User pressed "START LIT CHAR" button
Analyzer completed LIT characterization. If data field non-zero, this indicates the
observed cracking pressure in inches Hg.
User pressed "START LIT TEST"
Analyzer completed an integrity test. The data field contains the observed cracking
pressure in inches Hg.
Other analyzers in the rack performed a Line Integrity Test but this analyzer was
purchased without the option.
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Possible Cause