===== Open Platform Communication Unified Architecture (OPC-UA) =====
[[ddsf:public:guidebook:06_append:glossary:start| Return to Glossary ]]


** Open Platform Communication - Unified Architecture** (OPC-UA) is an information exchange standard for Industrial Automation and related systems created by the OPC Foundation. The [[ddsf:public:guidebook:06_append:glossary:o:opc]] UA standard provides an Addressing and Information Model for Data Access, Alarms, and Service invocation layered over multiple transport-level protocols such as Binary [[ddsf:public:guidebook:06_append:glossary:t:tcp]] and Web-Services.

Source: [[ddsf:public:guidebook:06_append:01_family_of_standards:04_gate:ddsopcua]]


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