Hydraulic and pneumatic pressure transmissionChapter 11 Basic Pneumatic Circuits and Their Application 2Chapter 11 Basic Circuits and their Application All pneumatic systems are composed of some basic circuits with different function, familiarizing and mastering these basic circuits are necessary foundation for analyzing and designing pneumatic systems. The basic circuit may be classified based on function: pressure and force control , direction control , speed control , etc.3Chapter 11 Basic Ci