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We want to be able to read historical events from a PostgreSQL database through our OPCUA server. We are not sure if this is posible using the open62541 standard, as we have found a previous ticket in…
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# Usage of NamespaceIndex for custom DataType-Classes
When I had two OPC UA servers import the same NodeSets but in different order and wanted to access them with clients, I realized that the handl…
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Hi all, I don't know if the error has already appeared, but I get an error when subscribing. The error appears when I subscribe again after unsubscribing. I use a PLC from Beckhoff, which runs an OPC-…
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Hello,
I came across the following issue : I ran the UA Com Server Wrapper Sample and created a wrapper using a com server that has more than 20k tags under one branch. When I connected to the wrapp…
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Hi,
I can successfully connect to the uaserver.exe demo server of the opcua-asyncio package using this package (opcua-client-gui).
However I am trying to connect to a Siemens OPC-UA server now w…
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I am exploring the features of the package explorer and I wanted to know if you have tried importing an AASX package to OPC UA with CODESYS?
I have exported the package via the Menu File>> Export …
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We are actually using your library for making a server and so far seems to be working fine. Though our final clients
are asking if the open62541 lib is compliance with the OPC UA 1.4 apparently for a…
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I wonder if this is normal, on my opcua server I have Int64 type and currently have value = 14,084
Now looking at my Fuxa it seems it reads different, the value I am receiving is something like th…
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I have an external server which is supposed to trigger an event when I change the value of a node from 0 to 1.
It does work when I do it in UAExpert, the value is then reset and some internal calcula…
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I encountered a panic using the opcua _simple-client_ example when trying to reconnect to an OPC UA server after it goes offline.
I tried running the app without an active OPC UA server, then activat…