Go to start pageConfiguration and programmingProgramming with CODESYSAutomation Builder...Programming of Applications Runtime systems, OPC UA serverOPC UA OPC UA Server Using the OPC UA Client to change a variable
Using the OPC UA Client to change a variable Permalink

  1. In the “Address Space” view, in the UaExpert client, expand the “Objects  DeviceSet  |tvOPCUA|  Application  Global Vars  GVL” object.

    The variables of the global variable list are visible.

  2. Select the variables and drag them to the “Data Access View”.

    The variables and their current values are shown.

    _cds_img_uaexpert_2.png

  3. Change the variable values by double-clicking the “Value” field.