Figure D.18 provides an example of an instance of the ExecutionEngineType. It is empty in that no libraries or programs have been loaded. The model does show the AuthorUri for the ExecutionEngine (Http://Opcfoundation.org), an AuthorAssignedIdentifier (FLCEx01) and an AuthorAssignedVersion (22.214.171.124). The ApplicationIdentifier is set for the empty ExecutionEngine (ExecEngine01 with a program code of 26). The execution engine also has a default setting for BlockCount, 0 – it is empty. CycleInterval in Millisecond of 100. The status also indicates nothing is loaded.