The following referenced documents are indispensable for the application of this document. 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 10000-4, 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 10001-1, OPC Unified Architecture V1.04 - Amendment 1: AnalogItem Types
http://www.opcfoundation.org/UA/Amendment1/
OPC 10001-7, OPC Unified Architecture V1.04 - Amendment 7: Interfaces and AddIns
http://www.opcfoundation.org/UA/Amendment7/
OPC 10001-13, OPC Unified Architecture V1.04 - Amendment 13: Ordered Lists
http://www.opcfoundation.org/UA/Amendment13/
OPC 10000-100, OPC Unified Architecture - Part 100: Devices
http://www.opcfoundation.org/UA/Part100/
OPC 10000-200, OPC Unified Architecture – Part 200: Industrial Automation
http://opcfoundation.org/UA/IA/
OPC 40001-1, OPC UA for Machinery – Part 1: Basic Building Blocks
http://www.opcfoundation.org/UA/Machinery/