OPC UA

1min

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Here are the major differences for the OPC UA Client drivers:
This driver
Does this
﻿DeviceHub Agent﻿﻿
Connects to the Manufacturing Connect Edge DeviceHub Agent, which forwards data from an OPC Classic (Data Access) Server.
﻿OPC UA Client Advanced﻿﻿
Recommended driver to use to connect to an OPC UA Server.
Has subscribe and polling modes.
﻿OPC UA Client﻿﻿
Used to subscribe data from OPC UA servers.
Only sends a message to the broker if the value changes at the server level.
Subscription interval is defined at the driver level and does not have a polling interval at the tag level.
﻿OPC UA Client Poll﻿﻿
Polls the OPC UA server at regular user-defined intervals, returning the latest status from all specified nodes.
As soon as a record is generated, the status is passed to the pipeline to avoid delays in processing.
﻿

This driver	Does this
DeviceHub Agent	Connects to the Manufacturing Connect Edge DeviceHub Agent, which forwards data from an OPC Classic (Data Access) Server.
OPC UA Client Advanced	Recommended driver to use to connect to an OPC UA Server. Has subscribe and polling modes.
OPC UA Client	Used to subscribe data from OPC UA servers. Only sends a message to the broker if the value changes at the server level. Subscription interval is defined at the driver level and does not have a polling interval at the tag level.
OPC UA Client Poll	Polls the OPC UA server at regular user-defined intervals, returning the latest status from all specified nodes. As soon as a record is generated, the status is passed to the pipeline to avoid delays in processing.

Updated 02 May 2024

Omron-Peripheral (Gen1)

DeviceHub Agent