Siemens SINUMERIK 828D Commissioning Manual page 65

Hardware serial number
The hardware serial number is a permanent part of the → CompactFlash card. It is used to
identify a control system uniquely. The hardware serial number can be determined by:
● → Certificate of License
● User interface
● Label on the CompactFlash card
License
A license gives the user the legal right to use a → software product. Evidence of this right is
provided by the following:
● → Certificate of License (CoL)
● → License key
License number
The license number is the feature of a → license used for its unique identification.
License key
The License Key is the "technical representative" of the sum of all the → licenses that are
assigned to one particular piece of → hardware, which is uniquely marked by its → hardware
serial number.
Option
An option is a SINUMERIK → software product that is not contained in the basic version and
which requires the purchase of a → license for its use.
CNC commissioning
Commissioning Manual, 10/2015, 6FC5397-3DP40-5BA3
Operating software settings
3.5 Checking and entering licenses
51