Learn AVEVA Historian ConceptsSave PDFSave selected topicSave selected topic and subtopicsSave all topicsShareShare to emailCopy topic URLLast UpdatedMay 26, 2026HMI and SCADASystem PlatformHistorian 2023 R2 SP2 Related LinksWelcome to AVEVA HistorianProcess data: About tags and valuesData acquisition: Getting data into HistorianData storage: Preserving huge amounts of data over timeData retrieval: Transforming data into informationData replication: Delivering information to people who need it