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Creating Alarm Lists/Histories
4-13-1
Setting Alarm Lists/Histories
Procedure 1. Select "ALARM" on the initial editing screen.
This is the procedure for setting alarm lists and histories. For details on the display
of character-strings, setting display colors (NT30C or NT610C), setting bit
memory tables, and setting words and bits, see 4-2 "Common Setting Operations"
(p.61).
A maximum of four alarm lists and alarm histories can be created on one screen.
In the case of alarm histories, both an order of occurrence display and order of
frequency display can be created on the same screen.
2. Select the field in which the alarm list/history is to be registered and press the
key.
To delete an existing alarm list/history from the field in which it is registered,
"
locate the cursor at that field and press the [F1] (Delete) key.
3. Specify either "List" or "History" as the display type.
4. Make the necessary settings.
Alarm list
S Start Bit Tbl No.:
S Ref Bit Tbl Qty:
S Disp Order:
Alarm history
Specify the bit memory table number from which
reference is to start here.
Pressing [F1] (Ref Inpt) allows selection from a
memory table list.
Specify the number of bits to be checked (read) for
the alarm list.
This number of bit memory tables, starting from the
"start bit table number", will be subjected to the
check. A maximum of 128 memory tables can be
subjected to the check.
Specify whether the order of display in the alarm
history is to follow the order of occurrence or the or-
der of frequency.
Section 4-13
145
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