The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments and errata) applies.
OPC 10000-1, OPC Unified Architecture - Part 1: Overview and Concepts
http://www.opcfoundation.org/UA/Part1/
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 10000-8, OPC Unified Architecture - Part 8: Data Access
http://www.opcfoundation.org/UA/Part8/
OPC 10000-11, OPC Unified Architecture - Part 11: Historical Access
http://www.opcfoundation.org/UA/Part11/
OPC 10000-18, OPC Unified Architecture - Part 18: Role-Based Security
http://www.opcfoundation.org/UA/Part18/
OPC 10000-21, OPC Unified Architecture - Part 21: Device Onboarding
http://www.opcfoundation.org/UA/Part21/
ISO 639 (all parts), Codes for the representation of names of languages
https://www.iso.org/iso-639-language-codes.html
ISO 3166 (all parts), Codes for the representation of names of countries and their subdivisions
https://www.iso.org/iso-3166-country-codes.html
ISO/IEC/IEEE 60559:2020, Information technology – Microprocessor Systems – Floating-Point arithmetic
https://www.iso.org/standard/80985.html
" https://www.iso.org/standard/80985.html
RFC 5646, Tags for Identifying Languages
http://tools.ietf.org/html/rfc5646
ISO 8601-1:2019, Date and time – Representations for information interchange – Part 1: Basic
https://www.iso.org/standard/70907.html
Unicode Annex15, Unicode Standard Annex #15: Unicode Normalization Forms
http://www.unicode.org/reports/tr15/
W3C XML Schema Definition Language (XSD) Part 2, DataTypes
http://www.w3.org/TR/xmlschema-2/
ISO 4217, Codes for the representation of currencies
https://www.iso.org/iso-4217-currency-codes.html
RFC 3986, Uniform Resource Identifier (URI): Generic Syntax:
https://datatracker.ietf.org/doc/html/rfc3986
RFC 4151, The 'tag' URI Scheme
https://datatracker.ietf.org/doc/html/rfc4151
Unicode C0 Controls and Basic Latin:
https://www.unicode.org/charts/PDF/U0000.pdf
Unicode C1 Controls and Latin-1 Supplement:
https://www.unicode.org/charts/PDF/U0080.pdf https://www.unicode.org/Public/UCD/latest/ucd/PropList.txt