A few settings determine weither data values for a variable should be logged into the time-series database (TSDB) or not. By default they are all set to enable logging.
OPC UA Server node settingsdialog window should be checked. This dialog window can be opened by selecting server’s node in the
Address Spacepanel and clicking on
- Setting in the column
Log to TSDBof the
Logged Variablestable should be checked.
For those variables for which all these conditions met, ogamma Visual Logger for OPC creates subscriptions and monitored items on OPC UA Server, and writes received data changes to the TSDB.