Event - Omron NB-series Operation Manual

3-6-23 Event

Event component is used to display the event information registered in "Event Setting" and
whose current state satisfying the triggering conditions. The Event component will display triggered
event information one by one according to the time sequence of the triggered event. If the accurate time
needs to be displayed, the RTC must be used or the Time must be read from the PLC.
If multiple events are triggered, the events will be displayed in the order of descending or the latest
event will be at the top and the oldest event at the bottom.
In addition, if 1024 events or more are triggered, the event will be deleted in order from the oldest event.
When the event should be stored to the external memory, refer to 6-2-3 Event History Setting (Page 6-
13)
Process of adding one Event component
1
Press the Event component icon, drag it to the screen, then the [Basic Properties] dialog box of
the Event component will pop up.
Read Address: Refers to the address controlling the scroll of the event display. All the
Address: Refers to the word address to support the controlling the scroll.
Word Length: Displaying the word length of read address (fixed as 1).
NB-series Programmable Terminals NB-Designer Operation Manual(V106)
information is classified according to the triggered time of the event, and the
new event is displayed on the top while the old event is displayed on the
bottom. For example, the value of the read address is N, the Nth event will be
displayed on the first line and the events on the lines with the smaller No. than
Nth line will be removed in the screen.
3 Functions of NB-Designer
3
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