In this example, the restaurant wants to have desserts print on a dessert chit on the printer at terminal 01 as well as the expo.

Print Route Mapping = Item > Printer Routing > Printer Type > Routing Schemes > Hardware Device
Merchandise > Printer types
Select "EXPO"
Select "Add like"
Name "Dessert"
Merchandise > Print routings
Add, name 'Dessert'
Merchendise > Printer Routing Schemes
Set the Printer Type to the Hardware Device Printer

It is possible to have multiple printer types to one hardware device. (Physical Printer)