OPC UA features 

Here's an overview to the OPC UA features and when they were implemented into PLCnext Technology:

OPC UA Server

Firmware version 2019.0
LTS
2020.0
LTS
2021.0
LTS
2021.6 2021.9 2022.0
LTS
2022.3 2022.6
Data Access – Primitive datatypes
Data Access – Arrays and Structs
Data Access – PLC status information
Data Access – Date & Time data type
Alarm & Condition – Send alarms
Alarm & Condition – Enable/disable alarms
Alarm & Condition – Confirm alarms
Alarm & Condition – Acknowledge alarms
File Transfer – Access directories and files
File Transfer – Open, read, write, seek and close files
Support of GDS push certificate management
Historical Access * – Primitive datatypes
Historical Access * – Get history of a specific time frame
Historical Access * – Cyclic Read
Subscription type – Real-time
Subscription type – Direct Read 
Information models – Basic support 
Certification according to OPC UA version 1.0.4 
AXC F 2152 only

via file-based configuration only by now – configuration via PLCnext Engineer will be implemented later

OPC UA Pub/Sub

Firmware version 2019.0
LTS
2020.0
LTS
2021.0
LTS
2021.6 2021.9 2022.0
LTS
2022.3 2022.6
OPC UA PubSub – Basic support

 


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• Published/reviewed: 2022-09-14 • Revision 046 •