Field help (SYMCFG) 

Enter the name of the symbol (8 characters max)
Under the term "symbol" are grouped:
- The configurator questions
- The variables or work fields necessary to intermediate calculations.
2 types of symbols exist
- The "user" symbols that can be created.
- The "system" symbols that can be created by the configurator.

In the packing or calculation expressions, the symbol will be used
by prefixing its name with a "S_"

Example:
Question : COLOR
In the expressions: S_COLOR