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Project tree
3-2 Creating a New Project
(2) Meaning of the icons displayed in the project tree window
The following describes the meaning of all the icons used in the project tree.
An empty folder with no object. This icon is used to indicate the entire project, each sub-tree (excluding [Physical
Hardware]), the action and transition in the SFC POU.
A closed folder containing objects (for example, worksheets, sub-folders, and others).
An open folder. The contained objects are displayed in the hierarchy below.
Registered library contained in the [Libraries] sub-tree (folder).
Data type worksheet contained in the [Data Types] sub-tree (folder).
Program organization unit (POU) contained in the [Logical POUs] sub-tree (folder). The program always consists of one
or more code worksheets, variable worksheet, and/or description worksheets.
Function block POU contained in the [Logical POUs] sub-tree (folder). The function block always consists of one or
more code worksheets, variable worksheets, and/or description worksheets.
Function POU contained in the [Logical POUs] sub-tree (folder). The function always consists of one or more code
worksheets, variable worksheets, and/or description worksheets.
Description worksheet contained in a POU or configuration element. The worksheet describes an option explanation for
documentation.
Variable worksheet contained in a POU. The variable worksheet name ends with “V” as the default.
ST code worksheet contained in a POU.
IL code worksheet contained in a POU.
LD code worksheet contained in a POU.
FBD code worksheet contained in a POU.
SFC code worksheet contained in a POU.
Code worksheet of an action or transition contained in a POU of an SFC element.
A closed folder of the [Physical Hardware] sub-tree. It includes the configuration and resources.
An open folder of the [Physical Hardware] sub-tree. The configuration and resources are displayed.
Program instance. It indicates a program instance name assigned to a task.
System definition icon contained in a configuration in the [Physical Hardware] sub-tree.
Global variable worksheet contained in a resource in the [Physical Hardware] sub-tree.
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