Field help (SDHTYPNOR2) 

When selecting a category, you must specify the Delivery type.
This information is used to group picking tickets on automatic delivery generation. The counters used to create the deliveries are also specified by the delivery type.
The delivery types specified in this block are used by default for picking tickets for which no delivery type has been specified.
They are initialized with the values of the following general parameters, but you can modify the delivery type.

SEEINFO Only delivery types belonging to the same category as the source elements can be specified.
The legislation and company group for which they are defined must be consistent with those of the company of the shipment site.
SEEREFERTTOLearn more about group legislation
.