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Control panel of a cleanroom system by Ortner, showing a touchscreen interface with a 3D process visualization and status display. Mounted on a stainless-steel housing with an emergency stop button below the screen.

Merging different HMIs

Unification of HMI Systems


Clarity, Efficiency, and Future-Proofing through Standardization

In many mechanical engineering companies, different HMI solutions evolve over the years – even for similar or related machines. The reasons for this are diverse:

  • Parallel developments at different locations or by different teams.
  • Adaptations to regional markets and customer requirements.
  • Product variations that have led to their own operating concepts.
  • Technological leaps introducing new frameworks or platforms.
  • Mergers or partnerships bringing together different software philosophies.
  • Lack of central UX or design guidelines, resulting in independent, inconsistent solutions.

The result: Multiple HMIs with differing logic, design, and technical foundations – leading to significant effort in development, training, maintenance, and support.

User interface of a production machine featuring a central circular display showing process data such as counters, cell rate, and batch values. Modern UI design with a dark color scheme and blue accents.

Why Unification Makes Sense

A consolidated HMI platform brings efficiency, clarity, and long-term security:

  • Centralized development: New features, security updates, or compliance requirements (e.g., Machinery Regulation, CRA, NIS2) only need to be implemented once.
  • Improved reusability: Modules, components, and UX elements can be reused across systems.
  • Consistent user experience: Operators benefit from a unified logic and visual language – regardless of the machine.
  • Knowledge consolidation: Insights from different teams come together to create a sustainable, high-quality solution.
  • Future-oriented development: Focus shifts from technical maintenance to innovation and added value.

User interface of a cleanroom control system showing a step-by-step process with icons for H₂O₂ and other parameters. Bright, minimal UI design with a clear 3D room visualization.

How Alphagate Approaches It

Alphagate supports companies on their path to a harmonized HMI landscape – structured, methodical, and focused on users and efficiency.

  1. Analysis Phase
    Existing HMI solutions, frameworks, and design systems are analyzed from technical, functional, and UX perspectives. Workshops with stakeholders and users create understanding of usage contexts, strengths, and weaknesses.
  2. Evaluation & Strategy
    Together with the client, Alphagate identifies synergies and key differences. The goal is a clear strategy: what remains, what is unified, and what is reimagined – including compliance with regulatory requirements.
  3. UX Concept & Design System
    Based on the findings, Alphagate develops a shared interaction concept and modular design system that provides both technical and visual consistency – scalable across product lines and generations.
  4. Prototyping & Validation
    Concepts are tested using clickable prototypes and interactive user testing. This ensures that the new solution is not only efficient, but also intuitive and well accepted.
  5. Implementations & Handover
    Architecture, code structure, and guidelines are defined so that the new platform can be maintained, extended, and reused for future projects – whether developed by Alphagate or the client’s own team.

The Result

A unified, future-ready HMI System that reduces technical complexity, delights users, and paves the way for innovation.

Alphagate combines decades of experience in HMI development with proven UX methodologies – enabling a sustainable and meaningful evolution of machine interaction.

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