IEC-61131 Name Standard

Projects and components in

Studio 5000

applications are named per IEC-61131, section 2.1.2:

An identifier is a string of letters, digits, and underline characters that begin with a letter or underline character. Underlines are significant in identifiers, for example, A_BCD is interpreted differently than AB_CD. Multiple leading or multiple (consecutive) embedded underlines are not allowed, trailing underlines are not allowed, and letter case is not considered significant.