Maintenance Manual________________________________________________________________
78 __________________________________________________________________ M210886EN-G
An example of the event chain is presented in the following table.
For more information on using ASCII Log View, see the appropriate
AviMet system User’s Guide.
Dealing with Technical Event Messages (TECH)
Technical events in the Events panel of the Diagnostics application signal
technical problems in the system, for example, in sensors, other field
devices, or in the communication.
Table 37 An Example of the Event Chain
Event Color System Event Message and
Status
ASCII Log View Message
and Status
Communication
between wind sensor
and CDU corrupted
at 09:38
Red event row
in Diagnostics
09:38 LLWAS_WIND_SENSOR
DATA MISSING, Status: ALARM
09:38
LLWAS_WIND_SENSOR
DATA MISSING, Status: 3
Observer notices
and acknowledges
the event at 09:43
Red status
column in
Diagnostics
09:43 LLWAS_WIND_SENSOR
DATA MISSING, Status:
ACKNOWLEDGED ALARM
09:43 LLWAS WIND
SENSOR DATA MISSING,
Status: 1
Maintenance fixes
the problem at 10:09
- Message disappears from System
Events
10:09
LLWAS_WIND_SENSOR
DATA MISSING Status: 0
(= over)
NOTE
The instructions in this manual are limited to troubleshooting with the
system maintenance software. If the Diagnostics application reveals a
physical field device problem that requires calibration or other technical
maintenance tasks, you must refer to the manuals of the appropriate field
device.
WARNING
This manual does not include technical instructions and safety
precautions for working with sensors and other field devices. In case you
need to perform technical maintenance operations to field devices, you
must first check the safety precautions in the field device manual and act
accordingly. Vaisala assumes no liability for the customer’s failure to
comply with the safety precautions presented in field device manuals.
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