The Siemens part number 6DL5210-1CX17-0YB5 refers to the BRAUMAT Client V7.1 software license. Here's a detailed breakdown:

Software Type: BRAUMAT Client V7.1 (floating license for 1 user runtime)

License Key: Supplied on a USB flash drive

Package Contents: License key only — no software or documentation included

Languages: German and English

Supported OS: Windows 7 Ultimate and Windows 10 LTSB

License Class: Class A (made to order, not reusable)

Reference Hardware: PC/PG systems

Lifecycle Status: Discontinued as of October 1, 2024, with no direct replacement

This license was typically used in conjunction with BRAUMAT process control systems, especially in industries like brewing and food processing. If you're planning a system refresh or migration, I can help you explore current Siemens platforms or compatible alternatives.