Real Time Automation, Inc.
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Access Program Scope Tags
There are two different types of tags in the PLC: Controller Scope tags and Program Scope tags. With
Controller Scope tags, these tag names can be entered into the gateway without any additional syntax. If
you are using a tag that is defined within Program Scope, then the tag name inside of the RTA gateway
needs additional syntax for it to successfully communicate.
Example: “AnotherTag” is created in the Program Scope called “AnotherProgram”.
To access this Program Scope tag within the RTA 460, you must use the following syntax:
Tag Name = “PROGRAM:ProgramName.TagName” where Program Name = Scope name & TagName =
Actual Tag Name, Data type will vary.