Providing a practical overview of software-based logic control systems, this edition demonstrates how the personal computer, coupled with the right software and input/output hardware, may emerge as the next generation of programmable logic controller. It contains over 30 hands-on applications of soft-logic from HVAC systems to robotics machinery and includes a complete walk-through of an entire soft-logic system from design to implementation. The book also features a comprehensive chapter on communications schemes including a detailed discussion of DeviceNet.Function block diagram (FBD) language is a graphical language which eventually functions as a circuit diagram. Program elements appear as blocks on the screen and are then wired together. The shell of the block receives input and sendsanbsp;...
|Author||:||Robert S. Carrow|
|Publisher||:||McGraw-Hill Companies - 1998|