Blog & Articles
Everything you need to know about AI-assisted industrial automation, TIA Portal integration, and PLC programming with T-IA Connect.
AI & PLC Programming
Leverage artificial intelligence for industrial automation
AI PLC Code Generation
Generate IEC 61131-3 compliant SCL, Ladder Logic, and Function Blocks using natural language prompts with any AI model.
On-Premise AI vs Cloud Copilot
Compare Siemens TIA Portal Copilot (SaaS) with TIA Connect's MCP-based on-premise approach. Data sovereignty, offline AI, cost analysis.
TIA Portal V19+ AI Generation
How AI code generation works with TIA Portal V19, V20, and V21. Automatic block creation, compilation, and deployment.
SIMATIC AX & TIA Portal V21
How SIMATIC AX and TIA Portal V21 Source Documents (.s7dcl) are converging into code-based PLC programming. Bridge both worlds with T-IA Connect's MCP server.
IEC 61131-3:2025 — Edition 4
Instruction List removed, OOP Properties, Mutex/Semaphore, UTF-8 strings added. What Edition 4 means for PLC programming and how to migrate IL to ST.
AgentGateway: Zero-Trust MCP for TIA Portal
Secure AI agents interacting with Siemens PLCs using AgentGateway Zero-Trust proxy. 190+ MCP tools, policy enforcement, full audit logging.
TIA Portal AI Assistant
T-IA Connect turns any AI model into a full TIA Portal assistant — create blocks, manage tags, compile and deploy, all through natural language. No switching between chat and TIA Portal.
Claude AI with TIA Portal
Step-by-step guide on connecting Claude to TIA Portal via MCP. Generate SCL code, create function blocks, and automate engineering tasks with Anthropic's Claude.
vs Siemens Industrial Copilot
How T-IA Connect compares to Siemens Industrial Copilot — pricing, offline support, data sovereignty, AI model choice, and 390+ TIA Portal operations.
Technical Guides
Deep dives into TIA Portal APIs and integration
TIA Portal Openness API
Complete guide to the Siemens TIA Portal Openness API. Automate project management, block operations, and device configuration.
TIA Portal REST API
Access TIA Portal through a modern REST API. HTTP endpoints for reading, writing, and managing PLC projects programmatically.
TIA Portal C# / .NET Development
Build custom C# applications that interact with TIA Portal through the Openness API and T-IA Connect middleware.
Siemens PLC API
Comprehensive guide to programmatically controlling Siemens S7-1200 and S7-1500 PLCs through modern API interfaces.
TIA Portal Compatibility
Supported TIA Portal versions (V17-V21), CPU families, firmware requirements, and Openness API compatibility matrix.
Tutorials & How-To
Step-by-step guides to get the most out of T-IA Connect
All Tutorials
Step-by-step guides covering automation, data export, CSV-to-SCL generation, MCP AI copilot, security, PLCSim, and more.
Video Tutorials
Watch T-IA Connect in action. Video walkthroughs of key features and real-world automation workflows.
API Reference
Full REST API documentation with endpoints, parameters, request/response examples for every T-IA Connect operation.
Windows SmartScreen Help
How to handle the Windows SmartScreen warning when installing T-IA Connect. Step-by-step guide with screenshots.
TIA Portal Instructions
Learn every LAD/FBD instruction in TIA Portal — explained with shortcuts, examples, and best practices
Basic Instructions — General
Insert Network, Empty Box, Open Branch, Close Branch, Insert Input. The structural building blocks of every LAD/FBD program.
Bit Logic Operations
Contacts (NO/NC), coils, Set/Reset, SR/RS flip-flops, and edge detection. The 20 instructions at the heart of every PLC program.
Timer Operations
TP, TON, TOF, TONR — plus Start, Reset, and Load instructions. Complete guide to IEC timers in TIA Portal.
Product & Features
Discover what T-IA Connect can do for your workflow