node-red-contrib-opcua

A Node-RED nodes to communicate or serve via OPC UA.

based on node-opcua

Install

Run command on Node-RED installation directory.

npm install node-red-contrib-opcua

or run command for global installation.

npm install -g node-red-contrib-opcua

Usage

Use OpcUa-Item to define variables. Use OpcUa-Client to read / write / subscribe / browse OPC UA server.

See some flows under Examples.

Here you got some ready to use examples. You can use the Import in Node-RED in the right upper corner menu.

Examples are available for Schneider IGSS and Prosys Simulation Server as Node-RED flow. Search for OPC UA on: http://flows.nodered.org/

Author

• since 2015 Mika Karaila
• since 2016 Klaus Landsdorf

Testing

karma start opcua.conf.js --log-level debug --single-run

TBD List

Nodes	Function	Done
All
	Project structure	✅
	Async calls	🌒
	UnitTesting	🌑
	Documentation	🌒
Item		✅
Browser
	Browse	✅
	Simple UI interface	🌓
Client
	Read	✅
	Write	✅
	Subscribe	✅
	AE	🌑
	reconnect on error	🌒
Server
Commands
	Restart	✅
	Add Folder	✅
	Set Folder	✅
	Add Variable	✅
	Add Object	🌑
	Add Method	🌑
	Add Equipment	🌓
	Add PhysicalAssets	🌓
	Delete by NodeId	✅
Examples
	Methods
	Structures
	Variables
	Objects
	AE
Alarm and Events
	Subscribe	✅

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