Process Control Instrumentation
A programmable logic controller can be programmed using different programming languages. Describe any three of these languages in detail. Provide appropriate examples and illustrations.
Compare an ON-OFF controller with a PID controller in terms of their characteristics and operation. Provide examples of their industrial applications.
Compare a Proportional Controller with a Proportional-and-Derivative Controller in terms of their characteristics and operation. Also provide examples of their industrial applications.