OPC 10000-1, OPC Unified Architecture - Part 1: Overview and Concepts

http://www.opcfoundation.org/UA/Part1/

OPC 10000-2, OPC Unified Architecture - Part 2: Security Model

http://www.opcfoundation.org/UA/Part2/

OPC 10000-3, OPC Unified Architecture - Part 3: Address Space Model

http://www.opcfoundation.org/UA/Part3/

OPC 10000-4, OPC Unified Architecture - Part 4: Services

http://www.opcfoundation.org/UA/Part4/

OPC 10000-5, OPC Unified Architecture - Part 5: Information Model

http://www.opcfoundation.org/UA/Part5/

OPC 10000-6, OPC Unified Architecture - Part 6: Mappings

http://www.opcfoundation.org/UA/Part6/

OPC 10000-7, OPC Unified Architecture - Part 7: Profiles

http://www.opcfoundation.org/UA/Part7/

OPC 10000-8, OPC Unified Architecture - Part 8: Data Access

http://www.opcfoundation.org/UA/Part8/

OPC 10000-9, OPC Unified Architecture - Part 9: Alarms and Conditions

http://www.opcfoundation.org/UA/Part9/

OPC 10000-100, OPC Unified Architecture - Part 100: Device Information Model

http://www.opcfoundation.org/UA/Part100/

OPC 10000-200, OPC Unified Architecture - Part 200: Industrial Automation

http://www.opcfoundation.org/UA/Part200/

OPC 40001-1, OPC UA for Machinery - Part 1: Basic Building Blocks

http://www.opcfoundation.org/UA/Machinery/

IEC 60050, International Electrotechnical Vocabulary

ISO 8573-1:2010-04, Compressed air – Part 1: Contaminants and purity classes

ISO 11011:2013, Compressed air — Energy efficiency — Assessment

ISO 50001, Energy management systems - Requirements with guidance for use

ISO 80000:2009, Quantities and units

NAMUR NE 107:2017-04-10, Self-monitoring and diagnosis of field devices

Details of the Asset Administration Shell – Part 1:The exchange of information between partners in the value chain of Industrie 4.0