Toshiba OIS-DS/Smart, Руководство по эксплуатации функций

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2. Function Outline
17
Alarm Monitoring Groups
Signal category and alarm monitoring groups
Signal category is equivalent in one plant. One of signal categories is specified in the process tag.
The monitoring ON/OFF is set in the alarm monitoring group for a signal category. This must
depend on the state of operation of the system.
Table2.5 Registration example of Alarm Monitoring Group
Monitoring
Group 1
Monitoring
Group 2
Monitoring
Group 3
•••
Signal Categoly 0
(Common)
Monitoring
ON
Monitoring
ON
Monitoring
ON
Signal Categoly 1
(Plant-A)
Monitoring
ON
Monitoring
ON
Monitoring
OFF
Signal Categoly 2
(Plant-B)
Monitoring
ON
Monitoring
ON
Monitoring
OFF
Signal Categoly 3
(Plant-C)
Monitoring
ON
Monitoring
OFF
Monitoring
ON
•••
e.g.
Monitoring Group 1: Monitoring all Signal Categories
Monitoring Group 2: Monitoring Common, Plant-A and Plant-B
Monitoring Group 3: Monitoring Common and Plant-C
Figure 2.13 is the example where monitoring plants were changed.
OIS1: Monitoring Group2 ---> Monitoring Group 1
OIS2: Monitoring Group3 ---> Monitoring Group 1
Figure 2.13. The Change example of the Alarm Monitoring Group
Plant-A Plant-B Plant-C
Operator A
Plant-A Plant-B
Operator A
OIS-1
OIS-1 OIS-2
Plant-C
Operator B
OIS-2
The monitoring plants are changed.
Plant-A and Plant-B are working
Plant-C is being prepared.
Plant-A, Plant-B and Plant-C are
working