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Alarm List, Alarm History
Section 7-11
S Alarm history
Apart from the “Common Attributes”, alarm histories have the properties indi-
cated below.
- Properties
Settings
History Info Presence/absence of occurrence time/occurrence
frequency displays (this means the presence or absence
of the time of occurrence in the case of “order of
occurrence”, and the presence or absence of the
occurrence frequency in the case of “order of frequency”)
Check mark (present)/No check mark (absent)
Order Type Type of display
order of frequency/order of occurrence
Info Type Method of display for the time of occurrence (setting effec-
tive only when “order of occurrence” is set for “Order Type”
and a check mark is set for “History Info”.)
Y/M/D h:m Year/month/day hour:minute (15 digits)
M/D h:m Month/day hour:minute (12 digits)
h:m Hour:minute (6 digits)
- Display result
The history is displayed as follows depending on the settings made for “Gener-
al” and “Settings”.
Message
(Number of digits complies
with “Length”)
Frequency of occurrence/Time of occurrence
- Frequency: 4 digits
- Year/month/day hour:minute: 15 digits
- Month/day hour:minute: 12 digits
- Hour:minute: 6 digits
Line scrolling touch switches
Page scrolling touch switches
For details on the method of display according to the “General” settings, refer to
“Common Attributes” (page 410).
Alarm histories allow the screen to be switched in accordance with bit memory
table settings. For details, refer to 7-3-3 “Bit Memory Tables” (page 295).
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