Historical Alarms & Event|OPC UA Standard|Forum|OPC Foundation This forum requires Javascript to be enabled for posting content Log InSelect ForumAnnouncementsProduct and Service RequestsSuggestionsOPC MarketplaceOPC UA StandardOPC UA Companion StandardsOPC UA Implementation: Stacks, Tools, an…OPC Certification and Interoperability T…Classic OPC: DA, A&E, HDA, XML-DA, e…Miscellaneous SearchAdvanced SearchSearchForum ScopeCurrent forumAll forumsMatchMatch any wordMatch all wordsMatch phraseForum OptionsPosts onlyTopic titles onlyPosts and topic titlesMinimum search word length is 3 characters - maximum search word length is 84 characters Search Login name Password Remember me Lost password? HomeForumOPC UA StandardHistorical Alarms & Event Historical Alarms & EventMahesh SubrmaniamNew MemberMembersForum Posts: 1Member Since: 03/24/2021 Offline103/24/2021 - 02:34 HI, Does the OPC UA Specification support access of Historical Alarms and Events I am aware of Historical data access but not sure of this thanks Randy ArmstrongAdmin Forum Posts: 1511Member Since: 05/30/2017 Offline203/24/2021 - 10:00 Yes: https://reference.opcfoundatio.....t11/5.3.1/ https://reference.opcfoundatio.....t11/6.5.4/ Forum Timezone: America/PhoenixMost Users Ever Online: 510Currently Online: Guest(s) 31Currently Browsing this Page: 1 Guest(s)Top Posters: Forum Stats: Groups: 2Forums: 10Topics: 1396Posts: 4717 Usage Policy © Simple:Press — Privacy Policy New / Updated TopicsOPCUA Server Address space Load errorSupport for UDP + JSON Protocol and enco…Support for Chinese character Set in OPC…how to read specificationFetching the events from an OPC UA Serve…Adding objects from client sideUA server SourceNode returning multiple …Query on Address Space Node - Mark for D…How to implement certificate handling in…Monitoring nodes limit in OPC UA ClientOPC 10000-15 UA Part 15: Safety; conditi…Loading NodeSet2 XML file errorBrowse multiple nodes at a time instead …Which SDK version supports OPC UA 1.04 S…Subscription vs Monitored serviceargument for JoiningProcessIdentificatio…Tool for Visualizing OPC UA Nodeset File…How to add range of the data type in DA ….NET API OPC DA Client sometimes fails t…