P&ID Basics

Learning objectives

  • Define PID and discuss its importance to the facility
  • Identify who uses the PID
  • List the types of information typically found on a PID and describe where each of the following is located on the drawing:
    • Title block
    • Main drawing
    • Line schedules
    • Equipment descriptions
    • Issue descriptions
    • Notes
    • Zone numbers
  • Describe a master sheet and identify commonly used symbols
  • Identify instruments, control loops, line designations, and piping on the PID
  • Trace the course of a process from beginning to end

Course overview

When you complete this lesson, you will have the skills necessary to read a P&ID. You will be able to identify symbols and function labels, as well as describe how the components are related.

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