Chapter 3 PLC System Configuration & Settings Process Data: parameter settings First, choose “Communication” then click “On-line Mode”. The upper side of the IO-Link tab in Edit Area monitors and displays the connection status of devices, while the lower side shows parameter values of Process Data. Choose the output tab in Process Data, then click on the field of the value you intend to modify and the configuration window will pop up. Click “OK” after the modification is complete. 3-79