Identification and marking systems, implemented in several industrial fields, allow to identify the involved components and to track down them within the manufacturing process; in some cases the customer asks for a progressive encoding for the traceability in case of a recall campaign or a after-sales repair.
The marking system used ranging from micro-characters print heads (specified if the information required are alphanumeric) to the marking with laser system (for large amount of data and with the possibility to insert two dimensional codes).