What is P&ID ?; What is automation and control system? , What purpose use open loop and closed loop system? What is purpose of plc ,scada,DC's?

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Accepted Answer

P&ID is a diagram that shows the interconnection of process equipment and instrumentation. Automation and control system is a system that controls and monitors industrial processes. Open loop and closed loop systems are used for different purposes. PLC, SCADA, and DCs are used for automation and control.

P&ID stands for Piping and Instrumentation Diagram
Automation and control system is used to control and monitor industrial processes
Open loop system is used for simple processes where the output is not affected by the input
Closed loop system is used for complex processes where the output is affected by the input
PLC stands for Programmable Logic Controller and is used to control industrial processes
SCADA stands for Supervisory Control and Data Acquisition and is used to monitor and control industrial processes
DCs stands for Distributed Control System and is used to control and monitor industrial processes

What is P&amp;ID ?; What is automation and control system? , What purpose use open loop and closed loop system? What is purpose of plc ,scada,DC's?

Popular interview questions of Instrumentation Technician

What is P&ID ?; What is automation and control system? , What purpose use open loop and closed loop system? What is purpose of plc ,scada,DC's?