Removing a Spray Controller from the spray system does not automatically remove it from the OI. Follow these steps to remove a spray controller from the OI.
Touch the Tools button on the main button bar.
Select System Configuration from the drop-down menu.
Touch the OPC Spray Controller button at the top of the System Configuration window.
Touch the names of the Spray Controllers you want to remove, or
Select all Controllers.
Deselect all selected Controllers.
Touch this button to remove the selected Controller from the OI. A dialog box appears, asking you to confirm.
The Controller faceplate no longer appears in the main window.