Performance Requirements for Instruments Used to Detect Oxygen-Deficient/Oxygen-Enriched Atmospheres - Part Istandard by The International Society of Automation, 11/19/2007

Electrical Apparatus for Use in Class I, Zone 1 Hazardous (Classified) Locations Type of Protection - Encapsulation "m" (IEC 60079-18 Mod)standard by

Performance Requirements for Open Path Toxic Gas Detectorsstandard by The International Society of Automation, 09/08/2014

Specifications and Tests for Strain Gage Pressure Transducersstandard by The International Society of Automation, 04/01/1982

Using ISA-88 and ISA-95 Togetherstandard by The International Society of Automation, 08/01/2008

Performance Requirements for Toxic Gas-Detection Instruments: Hydrogen Sulfidestandard by The International Society of Automation, 04/01/1998

Fossil Fuel Power Plant Steam Temperature Control Systems - Once-Through Typestandard by The International Society of Automation, 01/23/2001

Fieldbus Standard for Use in Industrial Control Systems - Part 4: Data Link Protocol Specificationstandard by The International Society of Automation, 01/01/1997

Performance-Based Safety Standards: Anstandard by The International Society of Automation, 01/01/1997

Fieldbus Intrinsically Safe Concept (FISCO) and Fieldbus Non-Incendive Concept (FNICO)standard by The International Society of Automation, 09/20/2006

Guidelines for the Specification of Electric Valve Actuatorsstandard by The International Society of Automation, 01/14/2008

Installation, Operation, and Maintenance of Toxic Gas-Detection Instrumentsstandard by The International Society of Automation, 09/30/2013