Delta Electronics DELTA DUP-B - Manual (Page 301)

Chapter 3 Creating and Editing Screens
3.14.1.3 Before Execute Macro
This macro is attached to a button element or numeric / character entry element. One
element has one Before Execute Macro. The operation is that when the button element
is pressed, the sysem will execute the command of this macro first and then perform
the operation of this button. But, if the state of the button is not triggered by pressing
the button (via macro or external signal), the command of this macro will not be
executed.
If there is a Monmentary button or numeric entry element created on the screen and
Before Execute Macro is used, when the button is pressed, the procedure is as follows:
Monmentary button or numeric entry element
When the button is pressed
(Set to be ON) or when the
value of the numeric entry
element is entered
Monmentary button is ON or
Numeric Entry Element is written
Perform Before Execute Macro
Monmentary button is OFF or
Numeric Entry Element is written
When the button is pressed
(Set to be OFF) or when the
value of the numeric entry
element is entered
Set to be ON or
Perform Before Execute Macro Enter the value again
3-280 Revision May, 2010