Hello Shrikant, Gersh,
thanks for your help.
it works now with the comination of your posts. 
INFO(%PLANT%,DIMENSION:PLANT|0150|)
...
TASK(/CPMB/DEFAULT_FORMULAS_LOGIC,SELECTION,%SELECTION%%PLANT%)
Unfortunately I can only mark 1 post as correct... (and now even this did not work correct)
Regards
Steve