ControlDraw is for engineers who deal with Process Control Systems, it helps them to design them and write the Specifications

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Why ControlDraw?

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Quick Summary
You can use ControlDraw to quickly draw all the diagrams that you need to specify your system including Process Graphics and Flow Diagrams, SFC, PFC, Control Loop (SAMA), ISA Logic and State Transition
Build Models - hierarchically linked diagrams which you can drill down from a high level overview to the smallest level of detail.
Define the S88 objects in a process
Design State Oriented modules such as S88 Control and Equipment Modules
Design Procedures such as S88 Recipe Procedures and S106 Unit Procedures
Generate IO Lists, SCADA and DCS Tag databases
Build Equipment State Matrices.
Build libraries of reusable modules.
Generate Complete Functional Requirement and Design Specifications