node-red-contrib-opcua

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Force Accept Certificates

3

Hello, I have an issue connecting to an OPCUA Server with a faulty certificate. The OPCUA Server is on a Machine that uses Port-Forwarding to forward from the external network...

PascalW123

debug sidebar

1

Not the worst issue in the world but I have an OPCUA server that I am writing to on node red. The server is not currently powered on so I...

AAMV3D

Unable to use 'Use Credentials' and 'User Certificate' option together for OpcUa client!

7

Hi, We are trying to establish OPC-UA Client Connection using "node-red-contrib-opcua 0.2.301". We are using: - Sign and Encrypt Basic256Sha256 Policy Certificates and - Username and Password (User credentials) It...

iAmSKU

How to expose Context variables to OPC Server.

10

I have looked at the Node-RED Forum and help. I used the browser to discover tags. I get a message "Browse to root Objects". I have Server, Aliases, DeviceSet, NetworkSet,...

youngkzy

Question about Node-RED properly detecting re-booted, PLC Restarts, other common events.

7

In Node-RED, how do you properly detect re-boot, restarted Node-RED, PLC Restarts, other common events. I have looked at the documentation in the help folder and I only see the...

youngkzy

Question: reading a structure fails, but browsing structure works - which one should I use?

3

Hello, my goal is to read a Structure from a PLC that is being programmed using CODESYS. I can see the `STRUCTURE` in OPC Expert or in UA Expert and...

Sulomus

No output in case of connection error

14

Hi, I am using the OpcUa-Client node in read mode. An issue I'm facing is that it does not give any output when there is a connection issue. How can...

Abhijiht

Issue With Data Change Filter in OpcUa-Client Node

3

When using the 'MONITOR' action in the 'OpcUa-Client' node of the _node-red-contrib-opcua_ package, I have encountered an issue with the configuration of the deadband in 'Absolute' or 'Percentage' mode. Upon...

ParkMartins

Question: Is read_multiple the best way to readout a set of values frequently for every 100ms?

1

I want to readout a set of 20 variables every 100ms even when the value did not changed. I tried subscribing to a variable which changes every nanosecond and subscribe...

MBL-DGS

On msg.action : Disconnect to a OPC UA Client the Node Red Application crashes

4

Hi, I am using node-red-contrib-opc-ua to fetch data from a Sinumerik 840 dsl. Unfortunately, I have the problem that my Node-RED application crashes when the Sinumerik has been off overnight....

edcWre