01-08-2013, 12:58 PM
Plc automation
Plc automation[.ppt (Size: 6.99 MB / Downloads: 119)
Existing for the last 2 decades
Executes Automation projects for all types of process & manufacturing industries
Executed Automation projects for overseas clients of Canada, Nepal, Bhutan, Srilanka, Taiwan, Russia, Muscut etc.
Imparts automation training to Engineers / engineering professional
Imparted training to more than 3000 fresh engineers & 2000 professionals
Introduction
A PLC is a solid state / industrial computer that performs discrete or sequential logic in a factory environment. It was originally developed to replace mechanical relays, timers, counters. A sequence of instructions is programmed by the user to the PLC memory. Its purpose is to monitor crucial process parameters and adjust process operations accordingly.
Basic Components of a PLC System
Processor, Controller, or CPU
Stores the control program and data in its memory
Reads the status of connected input devices
Executes the control program
Commands connected outputs to change state based on program execution