Allen-Bradley 1756-L61 ControlLogix 5561 Programming Manual page 70

Chapter 4 Data Access Control
68
The New Tag Dialog Box appears.
2. From the Type menu, choose a tag type.
3. From the External Access menu, choose an
external access option.
4. Click OK.
As shown in the example below, the External Access box is dimmed for an alias
tag.
There may be many alias tags in a program. To locate an associated base tag to
assign an external access, use the 'Go To' feature. See
Rockwell Automation Publication 1756-PM004D-EN-P - September 2012
page 71 for details.