Functional flow block diagram

This functional flow block diagram sample was designed on the base of Wikimedia Commons file: Functional Flow Block Diagram Format.jpg. "Image extracted from Systems Engineering Fundamentals. Defense Acquisition University Press, 2001." [commons.wikimedia.org/wiki/File:Functional_Flow_Block_Diagram_Format.jpg] The FFBD example "Functional flow block diagram" was designed using ConceptDraw PRO software extended with Сlassic Business Process Modeling solution from Business Processes area of ConceptDraw Solution Park.