Log Mode; Log Entries - ABB AWT420 Operating Instruction

30 AW T4 2 0 | U N I V E R S A L 4 - W I R E , D U A L- I N P U T T R A N S M I T T E R | O I/A W T4 2 0 - E N R E V. B
...9 Operation

Log mode

Log mode pages display logged information in the sequence
it occurred.
Log mode pages comprise:
• Calibration Logs: a history of calibration routines.
One log is provided for each sensor and is displayed only
if the sensor is fitted. Each log can store 15 entries that
are displayed in date order.
• Alarm Log: a history of alarm events.
• Audit Log: a history of analyzer activity.
• Diagnostics Log: a history of diagnostic events.
Event date
Audit Log
No .
Event
01
description
02
03
04
Alarm number/
icon* in
occurrence order
*Icons not displayed on Alarm Log or Calibration Log
Figure 27 Log page example (Audit Log shown)
Log icon
04-09-2019
10:03:25
Event Date Time
03:09:19
Power Failure 22:03:24
Power Recovery 23:06:19 14:17:03
Power Failure
15:05:19 02:21:54
Power Recovery
08:04:19
11:08:31
CAL
Event time

Log entries

Example Calibration Log entries with descriptions are shown in
Table 2. Example Audit Log entries together with a description
are shown in Table 3. The Diagnostics Log shows the history of
diagnostic messages that have been displayed in the
Diagnostic View – see page <?>.
Log entry Description
Cal Failed Calibration procedure failed due to low slope or sample
temperature error.
Cal Aborted Calibration aborted manually by the user.
Cal Missed Note. Sensor-type specific.
Table 2 Calibration Log entries
Log entry Description
Power Failure Power to the transmitter is lost.
Power Recovery Transmitter restarted after a power loss.
In Config. User in Advanced/Configuration mode.
Time/Date User has changed date/time.
Changed
Daylight Saving Time changed due to daylight saving.
Table 3 Audit Log entries