Creating an SPC Tag

In Data Historian, configuring Statistical Process Control (SPC) tags involves setting up data collection parameters, control limits, and distribution rules. These tags aggregate raw process data into statistical summaries to monitor quality trends and trigger alarms.

Make sure you have enabled the SPC Extension under Installed Extensions in Product Configuration. If it is not, enable it. Then right-click Logged Data and select Add SPC tag to create an SPC tag.