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: 1579Member 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) 38Currently Browsing this Page: 1 Guest(s)Top Posters: Forum Stats: Groups: 2Forums: 10Topics: 1445Posts: 4889 Usage Policy © Simple:Press — Privacy Policy New / Updated TopicsSuggestions for Enhancing OPC UA Securit…OPC UA server with GUID and Opaque handl…Does the Topic format in PubSub MQTT UAD…SourceNode in BaseEventTypeInformation Model XML Schema for PubSubWhat Status-Codes should be used for dat…Query on OPC UA over 5GCTT Audit Event Test ReferenceTypeId matches a Reference Gran…Data Change Notification Issue QueryGetting started with OPC UA with HA capa…OPC UA Client Application Instance Certi…About the Opc.Ua.Client licenseModel Compiler - combine Model Design xm…GetAssemblySoftwareVersion nullFrom where can i download opc core compo…OpcNetApi for .Net Core 3Unable to download classic OPC NET API s…OPC .NET API using NetworkCredential64-bit client cannot connect to 32-bit s…