P&ID is widely used in engineering to show the interconnection of process equipment and instrumentation to control the design system. 

What is P&ID used for?

• P&ID provides the details about the necessary arrangement of piping and instrumentation and - as such - it can serve for managing, maintenance, and modification works.

• P&ID used to develop guidelines and standards for facility operation

• P&ID is an essential tool to explain the processes workflows to engineers

• P&ID helps to find a primary problem cause if workflow is damaged and estimate the cost of its removal