If you have made changes only to graphic displays or related elements (i.e. graphic files, screen tags, screen scripts, key macros, symbols, widgets) then downloading graph only is all that is required. Downloading graphics only does not require stopping the SCADA node. In other words, you can download graphics without interrupting data collection, alarming or other users.
Figure 10.32 Graph Only - download
On the other hand, if you have created IO Tags
or internal tags in WebAccess Configuration, or edited them, then
you must do a database download for the changes to take effect.
A download requires stopping the SCADA node by using the
Download
link.