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Keep shoppingKnow Read Understand Piping & Instrumentation Diagrams P&IDs
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15,285 students
Know Read Understand Piping & Instrumentation Diagrams P&IDs
Learn how Process Control, Safety Instrumented Systems, Interlock & Alarms are represented in engineering P&ID drawings
Created byWR Training
Last updated 11/2025
English
What you'll learn
- Understand and evaluate the purpose, content, and importance of P&IDs to the construction, commissionning, safe operation and maintenance of a process plant
- Learn how to read, interpret and successfully understand ALL P&IDs through numerous real industrial examples
- Identify the 5 key sections of your P&ID (title block, grid system, revision block, notes and legend, engineering drawing block)
- Know and identify valve symbols on your P&IDs (gate, globe, ball, butterfly, needle…)
- Know and identify valve actuator symbols on your P&IDs (pneumatic, hydraulic, electric, single acting spring return, double acting…)
- Know the standards and conventions for valve status (open, closed, throttled)
- Identify valve position and failure mode on your P&IDs (LO, LC, FO, FC, FAI…)
- Know and identify process equipment symbols on your P&IDs (pumps, compressors, heat exchangers, columns, furnaces, reactors, vessels, containers, mixers…)
- Know and identify piping symbols on your P&IDs (process, pneumatic, electric, hydraulic…)
- Determine specific information about a process piping including type of material in the line, line size, line number and type of insulation when applicable
- Know and identify pipe fitting symbols on your P&IDs (flanges, reductions, caps, spool pieces, unions…)
- Know and identify the P&ID symbols of safety devices that are used to safely isolate, vent & drain process equipment for ease of maintenance (spectacle and spade blinds, double block and bleed valves…)
- Know and identify pneumatic, electric, hydraulic and instrument signal lines on your P&IDs
- Know and identify instrumentation symbols on your P&IDs (flow meters, temperature transmitters, pressure gauges…)
- Know and identify the location of instruments, recorders, modifiers and controllers on your P&IDs (field mounted, board mounted, inaccessible…)
- Know the lettering and numbering standards based on ISA symbolgy for piping, instruments and equipment designation on your P&IDs
- Trace the flow of a process stream into your P&ID, through the pipes and equipment, and out of the P&ID
- Understand the importance of process control and how it is displayed on your P&IDs
- Successfully interpret basic process control schemes on your P&IDs
- Understand the different process control options and how they are displayed on your P&IDs (cascade control, split range control, ratio control, batch control, selective control…)
- Define the term Flow Control and explain how it is displayed on your P&IDs
- Define the term Temperature Control and explain how it is displayed on your P&IDs
- Define the term Pressure Control and explain how it is displayed on your P&IDs
- Define the term Level Control and explain how it is displayed on your P&IDs
- Understand the control of pressure in a pipe and explain how it is displayed on your P&IDs
- Understand the control of flow in a pipe and explain how it is displayed on your P&IDs
- Understand flow merging control and explain how it is displayed on your P&IDs
- Understand flow splitting control and explain how it is displayed on your P&IDs
- Understand centrifugal pump control systems (discharge throttling, variable speed drive, minimum flow…) and explain how they are displayed on your P&IDs
- Understand positive displacement pump control systems (recirculation pipe, variable speed drive, stroke adjustment…) and explain how they are displayed on your P&IDs
- Understand compressor control systems (capacity control, variable speed drive, anti-surge…) and explain how they are displayed on your P&IDs
- Understand heat exchanger control systems (direct control, bypass control, back pressure control…) and explain how they are displayed on your P&IDs
- Understand reactor temperature control systems and explain how they are displayed on your P&IDs
- Understand fired heater control systems and explain how they are displayed on your P&IDs
- Understand container and vessel control systems and explain how they are displayed on your P&IDs
- Understand electric motor control systems (ON / OFF actions) and explain how they are displayed on your P&IDs
- Know and understand the concept of Safety Instrumented Systems (SIS) and explain how safety instrumented functions are displayed on your P&IDs
- Know and understand the concept of Alarm Systems and explain how alarms are displayed on your P&IDs
- Identify safe operating limits based on system designs as displayed on your P&IDs
- Know and understand how Fire and Gas Detection Systems (FGS) are displayed on P&IDs
- Assess emergency situations and regulatory compliance issues using your P&IDs
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Course content
16 sections • 124 lectures • 7h 42m total length
Requirements
- Some engineering or field knowledge is preferable but not mandatory. All the concepts are explained in depth using an easy to understand language to allow students to build their knowledge from the ground up
Description
Piping & Instrumentation Diagrams (P&ID) Masterclass: Reading, Interpretation & Industrial Practice
Become a P&ID Expert—Master the Universal Language of Process Industries
Are you ready to confidently read, interpret, and use P&IDs in real industrial environments? This comprehensive course will transform you into a P&ID expert, equipping you with the skills needed for design, operation, maintenance, and safety in Oil & Gas, chemical, pharmaceutical, and food industries.
Why Take This Course?
Essential for All Process Industry Roles:
P&IDs are the foundation of plant design, commissioning, operations, and maintenance. Mastering them gives you a clear advantage as an operator, engineer, manager, or technician.Immediate Practical Benefits:
Accurately reading P&IDs sets you apart from your peers and improves your job performance, safety awareness, and employability.Comprehensive, Step-by-Step Learning:
Move from basic blueprint concepts to complex process control schemes, safety instrumented functions, and industrial standards—no prior experience required.
What You’ll Learn
Blueprint Reading Foundations:
Get comfortable with the basics of technical drawings used across process, electrical, hydraulic, and mechanical fields.P&ID Symbols and Standards:
Master all the symbols, conventions, and designation codes per ISA standards—including valves, actuators, process equipment, instrumentation, piping, fittings, and signal lines.Process Control & Safety:
Understand instrument loops, advanced control systems, alarm systems, and safety instrumented functions.Real-World Interpretation:
Practice with real industrial P&IDs, learn how to extract critical information, identify hazards, process flows, and isolation points.Hands-On Resources:
Access downloadable guides, symbol charts, and real P&ID examples for practice and reference.
Who Should Enroll?
Engineers, operators, and technicians in process, oil & gas, chemical, pharma, or food industries
Maintenance and reliability professionals
Managers and supervisors responsible for plant safety and operations
Engineering students and recent graduates entering process industries
Anyone seeking a practical, career-boosting skill
By the End of This Course, You Will:
Confidently read and interpret all types of P&IDs
Identify and understand every symbol, line, and code
Extract vital information for safe and efficient plant operation
Contribute to plant safety and compliance by identifying process hazards and isolation points
Communicate effectively with peers, contractors, and management using the universal language of P&IDs
Course Features
High-quality video lectures with real industrial P&ID examples
Downloadable resources: symbol charts, guides, and practice P&IDs
Step-by-step blueprint reading instruction
Lifetime access to all materials and updates
One-on-one instructor support via Udemy Q&A
Ready to Become a P&ID Specialist?
Preview the free course videos and explore the curriculum. Join thousands of students and professionals who trust WR Training for practical, industry-focused education.
Click “Enroll Now” and unlock the secrets of P&IDs today!
WR Training – Your Trusted Partner in Process Industry Training
Spread the wings of your knowledge
Who this course is for:
- All personnel involved in calculation, design, selection, manufacturing, safety, quality and maintenance of systems and equipment in industrial processes
- Plant Operators and engineers in the Process and Power Plant Industries as well as Water and Wastewater Treatment Plants
- Process control engineers & technicians
- Instrumentation engineers & technicians
- Design engineers & technicians
- Piping engineers & technicians
- Construction workers such as pipe fitters and plumbers
- Maintenance engineers & technicians
- Mechanics
- People who work with Lockout/Tagout safety systems
- Instructional designers and those involved in writing manuals and operational procedures
- Security, Safety and Environment Officers (SSHE)
- Anyone else with an interest in how P&IDs should be created, maintained and used in assessing emergency situations and regulatory compliance issues