GE PACSystems RX7i, User Manual

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Chapter 10. OPC UA Server
GFK-2224Q January 2017 195
Published Variables = 24
Published Variables
is a count of the controller application variables currently being published. In the example,
the number is 24. Note that the Published Variables = 24, while Published Elements = 58. The difference is due
to one of the application variables being a 34 element array.
OPC UA Server – GE Device Information
The OPC UA server publishes controller specific information under the GE Device Information node.
Figure 82: OPC UA Address Space – GE Device Information
The tree structure allows you to drill down into both the Controller and Energy Pack nodes to get information
on these devices. The variables under these nodes are defined as follows
Variable Name Description
Catalog Number Device Catalog Number
Date Code Device Date Code
Firmware Version Firmware Version installed on device
Hardware Version Hardware Version of the device
Serial Number Device Serial Number
Note: If the controller does not have an Energy Pack installed, the values for these variables are NA.