Multiuser Engineering allows simultaneous project work.
TIA Portal V21 Updates:
- Updates are published via TIA Administrator and an online article, with recommendations to follow for notifications.
Documentation:
- Available online for easy access.
Version Control Interface (VCI):
- Supports SVN, GIT integration for versioning program components.
- New in V21: project library object versioning, SIMATIC SD export/import, selective object integration, column filters, and customizable export paths.
User Management & Access Control (UMAC):
- Integrated user roles and centralized management via UMC domain.
Change Tracking:
- Automatic logging of engineering changes with easy navigation to modified elements.
TIA Portal Openness:
- Interface for automation and integration of engineering workflows.
- V21 features include redesigned architecture, modular libraries, enhanced hardware management, faster online access, expanded PLC programming, and new HMI controls.
Add-Ins:
- Expanded via Openness API, now divided into System and User Add-Ins.
- Users can manage Add-Ins without admin rights.
- Improved security and new modular libraries; older Add-Ins require adaptation.
CAx Interface:
- Exchange hardware info with ECAD systems in AutomationML format.
- New signed CAx PCT Add-In ensures trusted source.
- Enhanced log deletion and project update functions.
Engineering Options:
- Multiuser Engineering allows simultaneous project work.
- Teamcenter Gateway supports project and library management.
SIMATIC S7-PLCSIM & Advanced:
- New features include redesigned views, S7-1200 G2 support, improved sequence editing, activity log, firmware support, and virtual controller simulation.
SIMATIC Visualization Architect (SiVArc):
- Supports new devices and centralized color palettes.
- Layout rotation, improved expressions, client support, better usability, and enhanced API access.
Runtime Options:
- SIMATIC ProDiag: customizable instance labels improve alarm clarity.
- SIMATIC OPC UA S7-1500: certificate management via GDS, increased node/method limits, enhanced client/server capabilities, and improved access control.

