Generating change of value (COV) data - Johnson Controls - LIT-12013036 - OpenBlue Central Utility Plant - OBEM Central Utility Plant Optimization - v2024.Q2

OpenBlue Plant Optimizer Administration and User Guide

Product name
OBEM Central Utility Plant Optimization
Document type
Administration Guide
User Guide
Document number
Revision date

An administration user can use the COV data menu option to check when data was last received, monitor the age of the data received by Plant Optimizer, extract raw data values, or check the reliability for a specific data point or set of data points of interest.

About this task

To review change of value (COV) data for a point or a set of points, complete the following steps:


  1. In the Administration interface, from the menu bar at the top of the page, select Commissioning, in the Control Charts & Trends tab, select COV Data.
  2. From the Entity Name list, select the equipment.
  3. From the Point Urn list, select the data points.
  4. From the Data Source Name list, select the data source.
  5. Click Search to generate a table with the history of all change of values for that point.
  6. Click Export to CSV to export the COV data history.