'A' = warehouse 'B' = zone 'C' = sequence 'D' = scale 'E' = level 'F' = rack 'G' = cavity
Each letter is optional, it can be repeated but it is necessary to respect an ascending order of weights.
For instance: AAABEFF = 3 characters for the warehouse 1 character for the area 1 character for the level and 2 characters for the rack.
It is used during the location creation that can be carried out in mass between two location ranges.
The "Stock at business partner" storage mode does not follow this codification of locations. The format is forced to 10 alphabetical characters in free entry. The tabs are created one by one.