Toshiba OIS-DS/Smart, Function Manual

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2. Function Outline
15
Alarm confirmation method and alarm priority
When an event conditions set up in guidance , a guidance will be reported to OIS function.
The guidance will be indicated on the screen and buttons depending on the guidance grade.
The display style of the guidance depends on an
“
Alarm confirmation method
”
.
The alarm confirmation method for the guidance is Type B only.
About the alarm confirmation methods, refer to the
‘
Appendix1 Alarm confirmation method
’
.
Guidance Tags
The following guidance data items are set up with the guidance tags:

Guidance character string : Character strings displayed on the guidance
displayscreen.

Guidance display color : Colors to display guidance character strings.

Guidance grade : Guidance display priority is indicated.

Screen display number : Number of the graphic screen displayed when guidance
is required or of the graphic screen called from the
guidance display screen.

Signal category : The signal categories to set the alarm monitoring
groups.

Guidance detailed character string : Tag and atom array number of the OIS parametertag set
with a character string representing details of guidance.

Event conditions : Event conditions to generate guidance.
Event Condition
Process tag is registered in "Tag No." of "Event Condition".
The Event Condition for guidance regists process tag. A maximum of 8 event condition elements
can be set for each event.events can be registered.The following items can be set as individual
event condition elements.

Tag No.

Atom name : Each bit in the alarm condition, on and off of tag representative alarm
monitoring, each bit of alarm monitoring on and off, digital-tag DI status and
scan on and off.

NOT designate

AND/OR designate