Automation Standards

Practical Solutions from Industry Experts

ISA Standards help automation professionals streamline processes and improve industry safety, efficiency, and profitability. Over 150 standards reflect the expertise from over 4,000 industry experts around the world. Since 1949, ISA has been recognized as the expert source for automation and control systems consensus industry standards.

Security committee sets goals at May meeting
Fossil Fuel Committee Revises Functional Requirements
ISA Launches New Standards Committee on Building Automation
ISA100 Wireless Standard Receives IEC Approval
ISA Technical Report Presents Wireless User Requirements for Factory Automation
ISA100 Wireless Compliance Institute and ITEI Host ISA100 Wireless Technology Seminar in Beijing, China

Be a Leader

Jim Gilsinn

Electronics Engineer
National Institute of Standards & Technology (NIST)

Co-Chair and General Editor, ISA99 Committee
Managing Director, ISA71 & ISA90



ISA Standards Library for Automation and Control

ANSI/ISA-12.12.01-2011
Nonincendive Electrical Equipment for Use in Class I and II, Division 2 and Class III, Divisions 1 and 2 Hazardous (Classified) Locations
ANSI/ISA-12.12.03-2011
Standard for Portable Electronic Products Suitable for Use in Class I and II, Division 2, Class I Zone 2 and Class III, Division 1 and 2 Hazardous (Classified) Locations
ANSI/ISA-12.12.03-2011
Standard for Portable Electronic Products Suitable for Use in Class I and II, Division 2, Class I Zone 2 and Class III, Division 1 and 2 Hazardous (Classified) Locations
ANSI/ISA-TR12.12.04-2011
Electrical Equipment in a Class I, Division 2/Zone 2 Hazardous Location
ANSI/ISA-12.27.01-2011
Requirements for Process Sealing Between Electrical Systems and Flammable or Combustible Process Fluids
ISA-TR20.00.01-2006
Specification Forms in Microsoft Word Format - 3rd Edition
ISA-TR20.00.01-2007
Specification Forms for Process Measurement and Control Instruments Part 1: General Considerations-Updated with 27 new specification forms in 2004-2006 and updated with 11 new specification forms in 2007
ANSI/ISA-75.08.09-2005 (R2010)
Face-to-Face Dimensions for Sliding Stem Flangeless Control Valves (Classes 150, 300, and 600)
ANSI/ISA-75.08.09-2005 (R2010)
), Face-to-Face Dimensions for Sliding Stem Flangeless Control Valves (Classes 150, 300, and 600)
ANSI/ISA-75.25.01-2000 (R2010)
Test Procedure for Control Valve Response Measurement from Step Inputs
ANSI/ISA-75.25.01-2000 (R2010)
Test Procedure for Control Valve Response Measurement from Step Inputs
ANSI/ISA-TR75.25.02-2000 (R2010)
Control Valve Response Measurement from Step Inputs
ANSI/ISA-TR75.25.02-2000 (R2010)
Control Valve Response Measurement from Step Inputs
ANSI/ISA-TR77.70.01-2010
Tracking and Reporting of Instrument and Control Data
ANSI/ISA-TR77.70.01-2010
Tracking and Reporting of Instrument and Control Data
ISA-TR84.00.04-2011, Part 1
Guideline for the Implementation of ANSI/ISA-84.00.01-2004 (IEC 61511)
ISA-TR84.00.07-2010
Guidance on the Evaluation of Fire and Gas System Effectiveness
ISA-TR84.00.07-2010
Guidance on the Evaluation of Fire and Gas System Effectiveness
ISA-88
Batch Systems Standards CD -3rd Edition
ANSI/ISA-88.00.01-2010
Batch Control Part 1: Models and Terminology
ISA-TR88.95.01
Using ISA-88 and ISA-95 Together
ANSI/ISA-92.00.01-2010
Performance Requirements for Toxic Gas Detectors
ANSI/ISA-95.00.01-2010 (IEC 62264-1 Mod)
Enterprise-Control System Integration - Part 1: Models and Terminology
ANSI/ISA-95.00.02-2010 (IEC 62264-2 Mod)
Enterprise-Control System Integration - Part 2: Object Model Attributes
ISA-TR100.00.02-2009
The Automation Engineer's Guide to Wireless Technology: Part 2 - A Review of Technologies for Industrial Asset Tracking
ISA-TR100.00.03-2011
Wireless User Requirements for Factory Automation
ISA-TR100.00.03-2011
Wireless User Requirements for Factory Automation
ANSI/ISA-TR104.00.03-2010
Meeting the requirements for integrating fieldbus devices in engineering tools for field devices
ANSI/ISA-60079-2 (12.04.01)-2010
Explosive atmospheres - Part 2: Equipment protection by pressurized enclosures "p"
ANSI/ISA-60079-11 (12.02.01)-2011
Explosive Atmospheres - Part 11: Equipment protection by intrinsic safety "i"
ANSI/ISA-60079-26 (12.00.03)-2011
Explosive atmospheres - Part 26: Equipment for Use in Class I, Zone 0 Hazardous (Classified) Locations
ANSI/ISA-60079-25 (12.02.05)-2011
Explosive Atmospheres - Part 25: Intrinsically safe electrical systems
ANSI/ISA-61241-0 (12.10.02)-2006 (R2011)
Electrical Apparatus for Use in Zone 20, Zone 21, and Zone 22 Hazardous (Classified) Locations - General Requirements
ANSI/ISA-61241-1 (12.10.03)-2006 (R2011)
Electrical Apparatus for Use in Zone 21 and Zone 22 Hazardous (Classified) Locations - Protection by Enclosures "tD"
ANSI/ISA-61241-11 (12.10.04)-2006 (R2011)
Electrical Apparatus for Use in Zone 20, Zone 21 and Zone 22 Hazardous (Classified) Locations - Protection by Intrinsic Safety "iD"
ANSI/ISA-61241-18 (12.10.07)-2006 (R2011)
Electrical Apparatus for Use in Zone 20, Zone 21 and Zone 22 Hazardous (Classified) Locations - Protection by Intrinsic Safety "mD"
ANSI/ISA-62381-2011 (IEC 62381 Modified)
Automation Systems in the Process Industry - Factory Acceptance Test (FAT), Site Acceptance Test (SAT), and Site Integration Test (SIT

ISA Standards Library for Automation and Control

ANSI/ISA-5.1-2009
Instrumentation Symbols and Identification
ISA-5.4-1991
Instrument Loop Diagrams (Downloadable)
ANSI/ISA-18.2-2009
Management of Alarm Systems for the Process Industries
ISA-20
Specification Forms in Excel Format on CD-ROM
ISA-TR20.00.01-2006
Specification Forms in Microsoft Word Format - 3rd Edition
ISA-20.00.03-2001
Specification Forms for Process Measurement and Control Instruments Part 3: Form Requirements and Development Guidelines
ANSI/ISA-75.01.01 (IEC 60534-2-1 Mod)-2007
Flow Equations for Sizing Control Valves
ANSI/ISA-75.02.01-2008 (IEC 60534-2-3 Mod)
Control Valve Capacity Test Procedures (Downloadable)
ANSI/ISA-84.00.01-2004 Part 1 (IEC 61511-1 Mod)
Functional Safety: Safety Instrumented Systems for the Process Industry Sector - Part 1: Framework, Definitions, System, Hardware and Software Requirements (Downloadable)
ANSI/ISA-84.00.01-2004 Part 2 (IEC 61511-2 Mod)
Functional Safety: Safety Instrumented Systems for the Process Industry Sector - Part 2: Guidelines for the Application of ANSI/ISA-84.00.01-2004 Part 1 (IEC 61511-1 Mod) - Informative (Downloadable)
ANSI/ISA-84.00.01-2004 Part 3 (IEC 61511-3 Mod)
Functional Safety: Safety Instrumented Systems for the Process Industry Sector - Part 3: Guidance for the Determiniation of the Required Safety Integrity Levels - Informative (Downloadable)
ANSI/ISA-99.00.01-2007
Security for Industrial Automation and Control Systems Part 1: Terminology, Concepts, and Models
ANSI/ISA-99.02.01-2009
Security for Industrial Automation and Control Systems: Establishing an Industrial Automation and Control Systems Security Program
ANSI/ISA-60079-0 (12.00.01)-2009
Explosive atmospheres - Part 0: Equipment - General Requirements
ANSI/ISA-60079-11 (12.02.01)-2011
Explosive Atmospheres - Part 11: Equipment protection by intrinsic safety "i"

Accessing Standards

ISA standards, recommended practices, and technical reports, and select IEC standards, are available for purchase in the following formats:

  • Digital Copy
  • Printed Copy
  • CDs (subscriptions and network licenses only)

If you are an ISA Member:

You may view ISA standards, recommended practices, and technical reports online, free of charge, for your personal use. If you would like to download an ISA standards document, you may use your new Standards Redemption Coupon* towards its purchase. All listed IEC documents are not available for free viewing and cannot be purchased with your Standards Redemption Coupon.

Not a Member? Join ISA now to take advantage of this Member benefit!


*This redemption coupon is available for full dues-paying Members only. The coupon is equal to the dollar amount you paid for your membership (e.g., $100 for one-year Members, $186 for a 2-year membership term, etc.). The option and ability to use the coupon is available in your online shopping cart and when you place an order with ISA Customer Service by phone. The coupon can be applied to downloadable and print versions of individual ISA standards documents only, and not the listed IEC documents. In addition, the coupon cannot be applied to any other standards-related products, such as software licenses and CDs. Unused money remains in your account for the balance of your paid membership term. The coupon is non-transferable. Note: Your redemption coupon must be used before your ISA membership expires because when your ISA membership expires, so does your coupon.