Field device tool (FDT) interface specification – Part 309: Communication profile integration – IEC 61784 CPF 9
standard by The International Society of Automation, 05/31/2011

Electrical Apparatus for Use in Zone 20, Zone 21, & Zone 22 Hazardous (Classified) Locations – Protection by Encapsulation "mD" Downloadable.
standard by The International Society of Automation, 09/20/2006

Wireless Use Requirements for Factory Automation
standard by The International Society of Automation, 05/26/2011

Definitions and Information Pertaining to Electrical Equipment in Hazardous (Classified) Locations
standard by The International Society of Automation, 03/27/2009

Explosive Atmospheres – Part 25: Intrinsically safe electrical systems
standard by The International Society of Automation, 2011

Enterprise-Control System Integration – Part 1: Models and Terminology
standard by The International Society of Automation, 01/01/2010

Functional Safety: Safety Instrumented Systems for the Process Industry Sector – Part 3: Guidance for the Determiniation of the Required Safety Integrity Levels – Informative
standard by The International Society of Automation, 09/02/2004

Explosive Atmospheres – Part 11: Equipment protection by intrinsic safety "i"
standard by The International Society of Automation, 03/14/2011

Intelligent Device Management Part 1: Concepts and Terminology
standard by The International Society of Automation, 06/16/2015

Quality Standard for Instrument Air
standard by The International Society of Automation, 04/01/1996