The Siemens part number 6DL5260-1BX18-2YB5 refers to the SIMIT Simulation Framework CONTEC Library V8.1, tailored for industrial automation simulation.

Product: SIMIT CONTEC Library V8.1

License: Floating license for 1 user

Contents: Electronic software (E-SW) only — no software or documentation included

Activation: Requires a valid SIMIT V8.1 license/dongle, with activation via the SIMIT hotline

Supported OS: Windows 7 Professional / Ultimate

Languages: German and English

Status: Discontinued as of December 31, 2021, and deleted without replacement

This library was used to simulate control technology components within the SIMIT environment, enhancing the realism of automation simulations.