The SFC Free Form editor is a full graphical mouse driven editor that enables you to enter and manages Sequential Function Chart according to the IEC 61131-3 standard. The editor supports advanced graphic features such as drag and drop, and let you free to arrange steps and transitions within a graphic layout.

You can simply drag items (step, transition, jump) from the editor toolbar to the graphic layout to insert objects. Objects can then be freely moved by drag and drop.

You must draw links by dragging with the mouse from an item to another in the direction of the flow. When you put the mouse cursor over a step or transition, a green mark indicates you from where dragging a new link.

To draw a divergence or convergence, simply link items together (for instance from a step to several transitions). The editor will take care of drawing horizontal lines. When a link is selected you can move its segments using the mouse in order to change its routing.

Created with the Personal Edition of HelpNDoc: Free EPub and documentation generator