IDEC WindMSG - Manual (Page 25)

Select Turn bit off task as ‘relesed task’ for the same key.
Select coil. Click to accept the task.
Now go to screen no 1 using ‘select screen’ icon . To define while
showing task list, click on screen task icon . Select ‘While showing
Task’. Add ‘wait till’ and ‘goto screen’ tasks.
We want to display an alarm when bit 0 of tag D5 turns on. An alarm
object has to be placed on the screen so as to display alarm
condition. But as the space on the screen is limited we will create a
new screen, screen 2, with alarm object on it. This screen will be
triggered when the bit turns on. So in the While showing task list for
the screen no 1, a define ‘wait till’ task followed by ‘goto screen’ task.
So the screen 1 will be displayed till the alarm bit is off. Immediately
after the bit turns on the screen will change and display screen 2.
To create a new screen click on New screen icon . Enter essential
screen information. In screen 2, click on alarm object icon . Click
on the screen. Alarm object will be placed on the screen. Double click
the object to edit.
An alarm dialog box will be displayed. This window will enable user to
select text to be displayed whrn alarm is displayed. Select item from
‘Select From’ list and click . If any item is to be removed select
from ‘selected’ list and click . Sequence of selected items can be
adjusted using the and buttons.
Now click to add the tasks to screen task list.
Now click to close screen dialog box.