FEC920: USER GUIDE
Page 18
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September 18
Figure 9 Alarm icons
5.2.2 Status Bar Icons
The following items can appear in a dedicated window immediately to the left of the time and date, at the bottom
right-hand corner of the display. The width of this window expands as the number of icons increases, and the
instrument name is truncated, as necessary, to make room.
SYSTEM ALARMS
This indicator appears, flashing, if any one or more of the alarms listed below is active. The System Alarms
summary page (accessed from ‘Go to View in the top level menu) allows the user to view such system alarms
as are active. It is not possible to ‘acknowledge’ system alarms.
Archive Disabled
An unattended archiving strategy has temporarily been disabled.
Archiving Failed
An unattended archiving strategy has failed to complete.
Archiving Timeout
A configured archiving strategy has timed out.
Battery failure
Indicates that the battery is approaching the end of its useful life, or that
it is missing or is completely exhausted. Immediate battery replacement
is recommended (Appendix B, Section B1).
Broadcast Storm detected
Networking is limited until the storm has passed.
Clock failure
The internal clock was found to be corrupt at power up, or that the time
has never been set. Time is forced to 00:00 1/1/1900. Can be caused
by battery failure, in which case a battery failure message appears. The
error is cleared by setting the time and date.
Channel error
Indicates a hardware failure in the channel circuit or in the internal cold
junction temperature measurement.
Database failure
Corrupted EEPROM or flash memory.
DHCP Server failure
For units with ‘IP Type’ set to ‘DHCP’ (Network.Interface configuration)
this alarm occurs if the instrument is unable to obtain an IP address from
the server.
FTP Archiving file lost
A file has been deleted that had not yet been archived. Possible causes:
Communications with the server could not be established,; archive is
disabled; archive rate too slow.
FTP Archiving too slow
The archive rate is too slow to prevent the internal memory from
overflowing. The recorder effectively switches to ‘Automatic’
(
Section
6.2.2) to ensure that data is not lost.
Absolute High
Absolute Low
Deviation High
Deviation Low
Deviation Band
Rising Rate of change
Falling Rate of change
Digital High
Digital Low
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