SM500F
Field mountable paperless recorder
4 Operation
IM/SM500F Rev. Z
43
4.7 Alarm Event Log
Key to Fig. 4.7:
a
Tag of the alarm's source.
b
Alarm becomes active (Active transition).
c
Alarm becomes inactive (Inactive transition).
d
Operator message.
e
Oldest data – press the
key to view the previous page of data.
f
Alarm acknowledged.
g
Newest data – press the
key to view the next page of data.
h
Global alarm icon.
Note.
The Alarm Event log view provides an historical log of all alarm events in the sequence in which
they occurred.
When the number of entries in the Alarm Event log has reached 200, the oldest data is
overwritten by the newest. Entries are renumbered so that the number of the oldest entry is
always 00.
Fig. 4.7 Alarm Event Log
1
2
3
4
5
7
8
6