The Siemens part number 6DL5260-0AX58-0YT8 refers to the SIMIT Simulation Framework Demo Version V9.0. 

Software: SIMIT Simulation Framework Demo V9.0

Functionality: Limited demo version with restricted features, intended for evaluation or demonstration purposes only

License: No commercial license; provided without liability or warranty

Delivery: Includes CD (software and documentation); some suppliers may include a USB dongle

Languages: German and English

Supported OS: Windows 7, Windows 10, and Windows Server

Reference Hardware: PC/PG

Product class: A (standard product)

Net weight: 0.121 kg

Country of origin: Germany

Discontinued: Officially deleted without replacement as of December 31, 2021

Special Requirement: A Legacy System Services Contract is mandatory for use