OPCActivate — activates or deactivates an OPC group.
(OPCActivate label 0|1)
label
The name for this connection, as displayed in the OPC option of the Properties
window. If label is * then
the command affects all currently configured connections.
0|1
If 1, the group is activated; if
0, it is deactivated.
A message indicating success or error. Please refer to Return Syntax for details.
This command activates or deactivates the OPC group in the OPC server
representing the connection specified by label. This
sends a message to the OPC server to activate or deactivate the underlying
group. The result of deactivating a group is that subsequent read and write
attempts will fail until the group is activated again.