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I have used the server-minimal.py example and tried to connect from an Beckhoff TwinCAT OPC UA Client to the python server. That failed with an client error InvalidNodeHdl. After talking to the Techni…
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I´m using the Softing OPC UA server SDK in my application ([Softing SDK](https://industrial.softing.com/en/products/software/opc-development-toolkits/opc-ua-c-development-toolkits-platform-independent…
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Hello,
We are using the python-opcua library (0.90.3) to access a Siemens OPC UA server (15xx PLC / TIA). Everything is working fine so far, but if we like to access a node which is an array in the S…
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Hi,
having to implement my first real project on a Raspberry Pi, I am having problems with basic knowledge. I want to set up an OPC UA Server on an Raspberry Pi and read in two sensors with it. The…
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In node opcua server connection ,the following function will retrying to connect opc ua server ,if it is not available.
" client.on("backoff", () => console.log("retrying connection"));"
which f…
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After updating from version 0.3 to version 1.1 it often happens that the application has 100% CPU load. After a longer analysis the cause seems to be found. An `UA_sleep_ms(100)` was removed during a …
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Hi all,
I want to set a Beaglebone Black as a server sending sensor data (right now it's just random numbers) to my laptop over OPC UA and reading it with UA Expert (OPC Client)
Here is my serve…
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## Description
I need to use enums for my application for representing various system states. I can successfully add the enumeration as a child of the enumeration data type, with it's enum value …
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## Description
I have a Open62541 Client Application and a separate Open62541 Server Application.
The server application has a CA certificate in its trusted issuer list. The trusted certifica…
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I'm using Opc Foundation's UA.Net Library v1.0.341 for testing, actually the Com Server Wrapper to convert DA and Wonderware FSGateway, after run for a period of time(several days up to 15 days), the …