FBD Components

FBD component palette consists of:

 

Input

 

Output

 

Block

 

Jump

 

Return

 

Label

Components are meant to work with absolute layout. Components are connected by relations.

Pin points are previously set for components listed above. Their amount depends on available component input and output number.

Common Component Properties

Common Mechanisms

  • In case of component creation, points for component input and output indication are created automatically. Successive execution order is automatically assigned to component.
  • In case of dragging, component relations follow it.
  • In case of component change or deleting, component step value is changed according to execution order. This mechanism is described in execution order section.
  • In case of component deleting, relations connected to it are deleted.
  • In case of function block name change, its input and output points are calculated and redisplayed automatically.

Program Example

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