Table of Contents3BSE042835-600 73BSE042835-600 7Data Flow Order...................................................................................................58Execution order ....................................................................................................60Reverse and Display value attribute on data types in diagrams ...........................61Reverse attribute on data types in Diagram types ................................................61Variable and Parameter.........................................................................................62Interaction Windows in Online Mode .............................................................................63Introduction ..........................................................................................................63Interaction Windows ............................................................................................65Information Windows...........................................................................................65When to use Interaction Windows .......................................................................65Window Appearance ............................................................................................66Design .............................................................................................................67Interaction principles............................................................................................69Section 5 - Operator InterfaceIntroduction .....................................................................................................................71Operator Workplace Interaction ......................................................................................72Faceplates .............................................................................................................72Display Elements .................................................................................................74National Language Support (NLS) ......................................................................75Interface between Control Builder and Operator Workplace...............................75Interaction principles............................................................................................76SIL considerations ...........................................................................................................77Access Level.........................................................................................................77Support for Confirm Operation Dialog ................................................................78Graphical Indication of ParError..........................................................................83The Operator Workplace Graphics.......................................................................83Section 6 - Program Code IssuesProgram Code ..................................................................................................................85Descriptions..........................................................................................................86Variables and Project Constants ...........................................................................87Object Sub-Structures......................................................................................................88