AI PLC Programming: Hype or Here to Stay?

 

You take a sip of coffee. It’s 2:00 PM, and you are sitting at your desk, scanning your inbox. A vendor email catches your eye. It claims a new “agentic AI” tool can write your entire PLC program in seconds. 

It sounds promising, but you feel a cold chill.

If an algorithm writes the code, what happens to your job? And more importantly, who carries the blame if that AI-generated code crashes a physical machine?

This Verdusco Automation article clears the air and separates the reality from the noise.

We Tested AI PLC Programming: Here is the Honest Verdict

We ran these new tools through their paces. 

If you ask an AI model to write a complex, multi-station sequencing program from scratch, it fails. It cannot feel the vibration of a misaligned conveyor belt or see a bent limit switch bracket.

However, watching an AI tool generate repetitive boilerplates in a few seconds is eye-opening. It is fast. Still, you have to verify every single rung. Otherwise, one misplaced bit or a poorly mapped physical input can damage equipment or create unsafe conditions.

How AI PLC Programming Can Help You Work Faster Without Giving Up Control

Knowing AI’s current limits is only half the story. The next question is where it actually saves time for experienced engineers.

Think of AI as an eager intern who works at lightning speed but lacks context. It removes the repetitive tasks that keep you chained to your laptop when you should be on the floor solving real problems.

You can delegate this tedious work to AI:

  • Structured text generation: Produces math functions, scaling logic, and array operations quickly.

  • Ladder logic templates drafting: Builds basic start/stop sequences and reusable structures.

  • Legacy code documenting: Turns unclear, comment-free logic into readable explanations.

  • Test routine writing: Creates simulation or dry-run scripts in seconds.

After automating this grunt work, you’ll reclaim time to focus on the actual plant challenges that compel you. 

If AI PLC Programming Speeds Up Routine Work, What Does That Mean for Your Career?

A controls engineer’s value is not measured by typing speed. It is measured by the ability to understand processes, recognize risk, coordinate with electricians and operators, troubleshoot under pressure, and make decisions that keep people safe and production running.

Think about the hours spent building nearly identical motor routines, documenting old programs, or explaining logic no one has touched in years. These tasks do not require your best thinking. That’s where today’s AI PLC programming tools help. They produce a quick first draft that you can turn into a safe, production-ready solution.

That’s a meaningful distinction.

Controls Engineer Skills to Build in the AI Era 

Prioritize these specific controls engineer skills that software alone cannot replicate:

  1. System Architecture & Safety Design: AI does not account for real-world hazards, such as a high-pressure valve or a heavy robotic arm. Designing and validating hardwired safety loops and fail-safe logic remains your responsibility.

  2. Precision Prompting: Learn to describe control sequences so AI generates accurate initial code on the first try.

  3. Advanced Diagnostics: Turn your attention to deeper system optimization, like network latency, machine-to-machine handshakes, and hardware integration.

These are the skills that separate a programmer from a true automation engineer over the next decade.

How Verdusco Automation Helps Teams Use AI Without Risk

You don’t have to navigate these technical shifts alone.

At Verdusco Automation, we design, build, and troubleshoot automation systems every single day. We know that small- to mid-sized manufacturers often feel like modern automation upgrades are complex and out-of-reach. Our goal is to show you they don’t have to be. 

We combine advanced tools with hands-on, plant-floor grit to deliver stable, reliable systems.

Let’s make your next automation project safe and stress-free.

Contact Verdusco Automation Today:

📩: maria@verduscoautomation.com

🔗: LinkedIn - Raul Verdusco

🌐: verduscoautomation.com/contact

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