4. Read Status Operation
Viewing and Printing a Read Status
52
NFS-640 Operations Manual P/N 51334:B 10/03/2003
How to View Read Status for Alarm History
Option 4 (
ALARM
HIST
=4) lets you view the total number of alarms in the
History buffer (up to 200), then view each alarm in chronological sequence.
From the “Read Status” screen, press
4
, then press the
ENTER
key to display
the “Event History” screen. A sample Alarm History screen is shown
below:
Figure 35 Sample Alarm History Display
To display alarms in the buffer, do the following:
•
Press the
NEXT
SELECTION
key to step through each alarm from the first entry (oldest alarm
first) in the buffer, or
•
Press the
PREVIOUS
SELECTION
key to step through each alarm from the most recent entry in
the buffer
Note:
The
NEXT SELECTION
key will show the most recent event first, and then move to its normal function of
displaying the oldest events first.
A sample display for an alarm event:
Figure 36 Sample Alarm Event Display
next event
previous event
The number of alarms in the History buffer
ALARM HISTORY START (ESCAPE TO ABORT)
ALARMS IN HIST: 073
Type Code of the device
that alarmed
Type of event
(ALARM)
SLC address of the
device that alarmed
Time and date of the alarm
ALARM: PULL_STATION INTENSIVE CARE UNIT
EASTERN WING
Z004
03:10P 071401 2M147
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