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 10000-2: 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 10000-5: 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 10000-11: OPC Unified Architecture - Part 11: Historical Access
http://www.opcfoundation.org/UA/Part11/
OPC 10000-12: OPC Unified Architecture - Part 12: Discovery
http://www.opcfoundation.org/UA/Part12/
OPC 10000-13: OPC Unified Architecture - Part 13: Aggregates
http://www.opcfoundation.org/UA/Part13/
OPC 10000-18: OPC Unified Architecture - Part 18: Role-Based Security