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Hmi Image Library May 2026

Searching for an HMI image library typically leads to specialized graphic resources for industrial automation, ranging from classic symbol sets for PLC/SCADA to modern, minimalist dashboard designs. HMI Graphic & Symbol Libraries

Most libraries cater to specific industrial software environments, but many offer universal formats like SVG or PNG: AggreGate Symbol Library

: A large collection of SVG-based automation and control symbols, including tanks, pumps, and electrical components. Symbol Factory

: A professional industry standard containing over 3,600 icons in dozens of categories like water treatment, manufacturing, and chemical processing.

: Offers premium, vector-based graphics specifically tailored for SCADA integrators looking for a more modern aesthetic. Siemens SIMATIC HMI

: Native libraries built into Siemens software for replacing or customizing symbols in industrial panels. Design Inspiration

Modern HMI design is shifting toward high-performance graphics that reduce operator fatigue. You can find contemporary dashboard examples on platforms like

, focusing on dark modes, minimalist KPIs, and responsive layouts. AggreGate SCADA/HMI Symbol Library AggreGate IoT Platform AggreGate SCADA/HMI Symbol Library AggreGate IoT Platform AggreGate SCADA/HMI Symbol Library AggreGate IoT Platform AggreGate SCADA/HMI Symbol Library AggreGate IoT Platform

An HMI Image Library is a centralized repository of graphical assets used to build Human-Machine Interfaces (HMIs) for industrial automation. These libraries provide pre-made symbols, icons, and animations that help operators monitor and control complex machinery through intuitive visual dashboards. Core Components & Features

Static Symbols: Industrial-standard representations of field devices such as pumps, valves, compressors, and tanks.

Dynamic Graphics (Animations): Elements like conveyors with moving parts or flashing alarm indicators that change state based on real-time data from a PLC.

Scalable Formats: Modern libraries heavily use SVG (Scalable Vector Graphics), which allow images to resize without losing quality, ensuring clarity on everything from mobile phones to high-definition monitors.

Interaction Controls: Pre-configured buttons, switches, and multi-state indicators that can be dragged directly onto a screen and linked to system tags. Major Software Libraries Key Library Features Siemens TIA Portal

Includes a massive Symbol Library and SVG Library with global objects for machines, plant components, and buildings. Opto 22 groov View

Offers a free Opto 22 Image Library with over 1,900 images, including editable SVGs and animated GIFs. FactoryTalk View

Features a global image library for 3D buttons, gadget switches, and "fancy" indicators. Maple Systems

Uses a "Picture Library" that stores up to 1,000 custom-imported images as .emtp files. Best Practices for Use

Adhere to Standards: The ISA101 HMI standard often recommends grayscale or neutral backgrounds to reduce operator distraction, using color only for critical alarms or status changes.

Performance Optimization: To avoid lag, it is better to resize images in a photo editor to their final dimensions before importing them, rather than scaling them within the HMI design software.

Consistency: Use a consistent visual language for buttons and navigation to help operators react quickly without confusion.

Customization: Many developers use external tools like Inkscape or Illustrator to create bespoke icons that better match specific machinery or company branding.

The Role of Image Libraries in Modern HMI Design In the world of industrial automation, a Human-Machine Interface (HMI)

is more than just a screen; it’s the bridge between complex machinery and the people who run it. At the heart of an effective HMI lies its image library

. These collections of icons, symbols, and photographic assets are the visual shorthand that allows operators to understand system status at a glance. Efficiency through Standardization The primary value of a robust image library is standardization

. When every pump, valve, and motor follows a consistent visual language, the cognitive load on an operator decreases. Using industry-standard icons (such as those from ISA or ISO) ensures that a "warning" symbol in one facility means the same thing in another. This consistency reduces training time and, more importantly, minimizes the risk of human error during high-pressure situations. Balancing Realism and Clarity Historically, HMI libraries relied on skeuomorphism

—3D images that looked like real-world physical objects. While visually impressive, modern design has shifted toward High Performance HMI (HPHMI)

. This philosophy prioritizes grayscale or muted color palettes, using vibrant colors only to signal alarms or changes in state. Modern libraries now offer "flat" or 2D assets that prioritize clarity over decoration, helping operators focus on what truly matters: the data. Scalability and Customization

As screens evolve from low-resolution panels to high-definition mobile devices, Scalable Vector Graphics (SVG)

have become the gold standard for HMI libraries. Unlike traditional bitmaps, SVGs can be resized without losing quality. This flexibility allows engineers to build interfaces that look professional on everything from a 4-inch handheld device to a 60-inch control room monitor. Conclusion

A well-curated HMI image library is not just a cosmetic feature; it is a critical tool for safety and productivity. By providing a consistent, clear, and scalable visual framework, these libraries empower operators to make faster, more informed decisions, ultimately bridging the gap between human intuition and machine precision. like ISA-101 or look for vendor-specific libraries?

1. The Standard Symbol Set

This includes process equipment such as:

10. Maintenance & Version Control

Changelog example:

## 2025-03-10
- Added: agitator_running.svg, agitator_stopped.svg
- Deprecated: old_pump_red.svg (use pump_fault.svg instead)
- Updated: All valve icons to new corporate blue (#1F618D)

1. ISA-101 Compliant Libraries

Vendors like InSource or Symbol Factory (by Siemens) offer libraries with 4,000+ symbols pre-coded for color animation. Cost: $300–$1,500.

Tier 2: Dynamic Symbol Library

Final Checklist Before Deployment

A well-built HMI image library will cut screen development time by 50% and reduce operator training errors significantly.

To prepare content for an HMI (Human Machine Interface) image library, you must focus on creating a consistent, high-performance visual system that enhances operator speed and reduces error. 🛠️ Step 1: Technical Standards

Before importing assets, define the technical constraints to prevent performance lag or visual distortion on the industrial panel. Format Selection:

SVG: Best for scalability and performance without losing quality. PNG: Use for static objects requiring transparency.

BMP/JPG: Standard for simple backgrounds, though they lack transparency. hmi image library

Resolution: Match the native resolution of your panel (e.g., or ) to avoid jagged edges caused by scaling.

Transparency: Ensure the top-left pixel color is dedicated to transparency if using older software like VisiLogic. 🎨 Step 2: Content Creation & Editing

Most built-in libraries like the Siemens HMI Symbol Library provide basic plant components, but custom content often requires external editing.

External Editors: Use tools like Adobe Illustrator for SVGs or Inkscape for free vector creation.

State-Based Graphics: Create different versions of the same image for different states (e.g., a green pump for "Running," a gray one for "Stopped," and a flashing red one for "Fault").

Bulk Preparation: If you have many assets, organize them into folders by theme (e.g., Valves, Tanks, Buttons) to simplify the Bulk Import Process in software like TIA Portal. 📂 Step 3: Library Organization

A well-structured library prevents "duplicate" assets and helps multiple engineers stay consistent. Global vs. Project Libraries:

Global: Use for company-wide standards (logos, standard buttons).

Project: Use for specific machine parts unique to the current job.

Naming Conventions: Use punchy, descriptive names: PUMP_CENTRIFUGAL_GREEN_ON.

Faceplates: Group images into Faceplate Types to allow for easy updates across the entire project with a single edit. 💡 Best Practices for High Performance

Limit High-Res Photos: Large files slow down screen transition times.

Use Templates: Leverage resources like the Siemens HMI Template Suite to save time on basic navigation and UI layout.

Contrast Matters: Design for the factory floor; use high-contrast colors that are visible even under bright overhead lighting or from a distance. To give you more specific advice, could you tell me:

Which HMI software are you using (e.g., TIA Portal, FactoryTalk, EasyBuilder Pro)?

Are you looking to create new icons from scratch or import existing graphics?

What is the main industry (e.g., Food & Beverage, Water Treatment, Automotive)?

HMI Image Library is a collection of pre-made graphics and icons used to build Human-Machine Interfaces (HMIs) for industrial automation. These libraries help engineers create professional, intuitive screens for monitoring and controlling machinery. Core Components of an HMI Image Library Static Elements

: Icons for hardware like pumps, valves, tanks, motors, and fans. Dynamic Objects

: Multi-state indicators (e.g., green for 'Running', red for 'Fault') and gauges. Navigation & UI : Buttons, sliders, switches, and backgrounds. Standardized Icons

: Symbols following industry standards (like ISA-101) for situational awareness. Popular HMI Library Sources Unitronics UniPics : A high-quality graphic library used in

and UniLogic software, organized by screen size to avoid manual scaling. Siemens WinCC

: Includes comprehensive "Symbol Factories" for complex industrial processes. Rockwell FactoryTalk

: Offers extensive libraries of 2D and 3D objects for high-performance HMI design. Open Source/Third-Party : Websites like

or specialized industrial icon packs (e.g., Symbol Factory). Best Practices for Using HMI Graphics Avoid Excessive Scaling

: Use images that match your controller's native resolution. Scaling can lead to pixelation or loss of detail on low-resolution industrial screens. Maintain Consistency

: Use a uniform color palette (e.g., gray backgrounds with high-contrast alarms) to improve operator response times. Optimize File Size

: Industrial hardware often has limited memory; use efficient formats like PNG or BMP as recommended by your software. Custom Graphics : If the library is missing a specific part, tools like

allow you to trace over scaled images to create pixel-perfect custom icons. or tips on how to import custom images into a specific HMI platform? Welcome to VisiLogic - Unitronics

An HMI (Human-Machine Interface) image library is a centralized collection of graphical assets—such as icons, symbols, and animations—used to design the visual interface through which operators interact with industrial machines and automation systems. These libraries are essential for creating clear, functional dashboards that help monitor real-time data, manage alarms, and optimize industrial processes. Key Components of an HMI Image Library

A well-structured library typically includes several types of assets to ensure both performance and aesthetic flexibility:

Scalable Vector Graphics (SVGs): High-quality, editable graphics that remain sharp at any screen resolution, making them ideal for modern, high-definition HMI displays.

PNGs and GIFs: Raster images used for static icons or simple animations that provide visual feedback to operators, such as a rotating fan or a flashing warning light.

Industrial Symbols: Standardized icons representing components like pumps, valves, sensors, and tanks, which ensure that different operators can quickly understand the system status.

Dynamic Dashboards: Pre-made templates for graphs, charts, and digital gauges that simplify the visualization of complex data sets. Strategic Benefits

The use of a dedicated image library offers significant advantages in industrial design:

Efficiency: Designers can quickly drag and drop pre-existing elements rather than creating every graphical asset from scratch. Searching for an HMI image library typically leads

Standardization: Using a consistent set of images across different machines reduces the learning curve for operators and helps prevent human error.

Advanced Capabilities: Specialized libraries, such as the Opto 22 SVG and GIF Library, provide resources specifically optimized for edge controllers and web-based interfaces.

In more technical or academic contexts, "HMI images" can also refer to datasets used for training machine learning models in fields like medical diagnostics or specialized archaeological imaging. Free graphics to help build your HMI - OptoBlog

An HMI (Human-Machine Interface) image library is a specialized collection of pre-designed graphics, icons, and symbols used to build the visual dashboards that operators use to monitor and control industrial machinery. Instead of drawing every pipe, pump, or valve from scratch, engineers use these libraries to create clear, intuitive, and standardized interfaces for factories and plants. Why HMI Image Libraries Matter

In industrial automation, the interface is the primary bridge between a human operator and a Programmable Logic Controller (PLC). A high-quality image library provides several advantages:

Rapid Development: Drastically reduces design time by providing "drag-and-drop" components like tanks, motors, and gauges.

Standardization: Ensures that symbols (e.g., an emergency stop button or a cooling fan) look consistent across different screens and facilities, reducing operator error.

Clarity & Safety: Professional graphics use color coding (like red for alarms or green for "running") to help operators identify issues at a glance. Common Components in a Library

A standard library typically includes both static and dynamic visual assets:

Industrial Equipment: Icons for pumps, valves, conveyors, silos, and boilers.

Input Controls: Buttons, switches, sliders, and numerical keypads for entering data.

Status Indicators: LED-style lamps, progress bars, and gauges to show real-time metrics like temperature or pressure.

Navigation Elements: Icons for switching between "Home," "Alarms," and "Settings" screens. Popular Software and Formats

Major automation brands often bundle proprietary libraries within their development software. For example, Siemens provides extensive libraries through WinCC Unified and TIA Portal. Other providers like AVEVA or Weintek offer similar high-resolution graphic sets.

Modern libraries increasingly use Vector Graphics (SVG) rather than standard images (PNG/JPG). SVGs allow icons to be resized without losing quality, ensuring the dashboard looks sharp on anything from a small handheld panel to a large 4K monitor. AI responses may include mistakes. Learn more Delivery release TRANSLINE HMI Lite V8.0 - ID - Support

Scope of delivery * Step 7 PLC project based on TIA Portal STEP 7 Professional V14. * HMI image library based on TIAP WinCC V14. * Human Machine Interface (HMI) Software & Solutions - AVEVA

Unlocking the Power of Visualization: A Comprehensive Guide to HMI Image Libraries

In the world of industrial automation and control systems, Human-Machine Interfaces (HMIs) play a vital role in facilitating communication between humans and machines. One crucial aspect of HMI design is the use of images and graphics to convey information, provide visual feedback, and enhance the overall user experience. This is where HMI image libraries come into play. In this article, we will explore the concept of HMI image libraries, their benefits, and best practices for utilizing them effectively.

What is an HMI Image Library?

An HMI image library is a collection of pre-designed, high-quality images and graphics specifically created for use in HMI applications. These libraries typically contain a wide range of images, including icons, symbols, charts, and other graphical elements that can be used to represent various industrial control and automation concepts. The images in an HMI image library are usually designed to be easily recognizable, scalable, and compatible with various HMI software platforms.

Benefits of Using an HMI Image Library

Using an HMI image library offers several benefits to system designers, developers, and end-users. Some of the most significant advantages include:

  1. Improved Visualization: HMI image libraries provide a standardized set of images that can be used to represent complex industrial control concepts in a clear and concise manner. This enables operators to quickly understand the status of equipment, processes, and systems, reducing the risk of errors and improving overall system performance.
  2. Increased Efficiency: By using pre-designed images, developers can save time and effort that would be required to create custom graphics from scratch. This enables them to focus on other critical aspects of HMI design and development.
  3. Enhanced Consistency: HMI image libraries ensure consistency in the visual representation of industrial control concepts across different HMI applications and systems. This consistency makes it easier for operators to understand and navigate various systems, reducing training times and improving overall user experience.
  4. Better Communication: HMI image libraries facilitate effective communication between operators, maintenance personnel, and other stakeholders. By using standardized images, teams can quickly convey complex information, reducing the risk of miscommunication and errors.

Best Practices for Utilizing an HMI Image Library

To get the most out of an HMI image library, follow these best practices:

  1. Choose a Comprehensive Library: Select an HMI image library that contains a wide range of images and graphics relevant to your industry or application. Ensure that the library is regularly updated and expanded to meet evolving needs.
  2. Use Images Consistently: Establish a consistent visual language throughout your HMI application by using images from the library in a standardized manner.
  3. Customize Images as Needed: While using pre-designed images can save time, it's essential to customize them to fit your specific application or branding requirements.
  4. Optimize Images for Performance: Ensure that images are optimized for performance, taking into account factors such as file size, resolution, and rendering speed.

Common Applications of HMI Image Libraries

HMI image libraries have a wide range of applications across various industries, including:

  1. Industrial Automation: HMI image libraries are widely used in industrial automation applications, such as process control, machine control, and SCADA systems.
  2. Power Generation and Distribution: HMI image libraries are used in power generation and distribution applications to represent complex electrical concepts, such as substation control and grid management.
  3. Water and Wastewater Treatment: HMI image libraries are used in water and wastewater treatment applications to represent process flows, equipment status, and alarm conditions.
  4. Oil and Gas: HMI image libraries are used in oil and gas applications to represent complex drilling, production, and transportation concepts.

Popular HMI Image Library Providers

Several companies provide HMI image libraries, each with their strengths and specializations. Some popular providers include:

  1. AGI: AGI offers a comprehensive HMI image library with a wide range of images and graphics for industrial automation and control applications.
  2. Insys: Insys provides an HMI image library specifically designed for the oil and gas industry, covering drilling, production, and transportation concepts.
  3. Matrikon: Matrikon offers an HMI image library with a focus on process control and industrial automation applications.

Conclusion

HMI image libraries play a vital role in enhancing the visualization, efficiency, and consistency of industrial control and automation systems. By understanding the benefits and best practices for utilizing HMI image libraries, system designers and developers can create more effective and user-friendly HMI applications. As the demand for industrial automation and control systems continues to grow, the importance of HMI image libraries will only continue to increase. By leveraging these libraries, industries can unlock the power of visualization, improving communication, reducing errors, and optimizing system performance.

The Ultimate Guide to HMI Image Libraries: Enhancing Industrial Interfaces

In the world of industrial automation, a Human-Machine Interface (HMI) is more than just a screen; it is the vital link between operators and complex machinery. The effectiveness of this link depends heavily on the visual quality and organization of the HMI image library used during development. A high-quality library allows engineers to move beyond simple text-based data, providing intuitive, high-performance graphics that improve situational awareness and response times. What is an HMI Image Library?

An HMI image library (sometimes called a picture or symbol library) is a curated collection of digital assets—such as icons, realistic renderings, and animated symbols—used to build graphical user interfaces for industrial control systems. These libraries typically include:

HMI Image Library: A Comprehensive Collection of Human-Machine Interface Images

The HMI (Human-Machine Interface) Image Library is a vast repository of high-quality images designed to facilitate the creation of intuitive and user-friendly interfaces for industrial control systems, machinery, and equipment. This extensive library provides a wide range of images that cater to the diverse needs of HMI designers, engineers, and developers.

What is an HMI Image Library?

An HMI Image Library is a collection of pre-designed images, icons, and graphics used to create graphical user interfaces (GUIs) for industrial control systems, supervisory control and data acquisition (SCADA) systems, and other machinery. These images are specifically designed to be used in HMIs, allowing designers to create consistent and intuitive interfaces that enhance user experience and improve operator efficiency. Pumps, Fans, and Compressors: Vector-based shapes that scale

Benefits of Using an HMI Image Library

  1. Improved Design Consistency: The HMI Image Library ensures design consistency across different interfaces and applications, reducing visual clutter and making it easier for users to navigate.
  2. Increased Efficiency: Pre-designed images save designers and engineers time and effort, allowing them to focus on other critical aspects of HMI development.
  3. Enhanced User Experience: A well-designed HMI image library provides a cohesive and intuitive interface, reducing user errors and improving overall operator efficiency.
  4. Reduced Development Costs: By utilizing pre-designed images, developers can reduce the costs associated with creating custom graphics from scratch.

Features of the HMI Image Library

The HMI Image Library offers a comprehensive collection of images, including:

  1. Industrial Icons: A wide range of industrial icons, such as pumps, valves, motors, and sensors, to represent various industrial equipment and components.
  2. Control Elements: Images of control elements, including buttons, switches, gauges, and charts, to create intuitive control interfaces.
  3. Alarm and Notification Icons: A set of icons for representing alarms, notifications, and system events, ensuring clear and timely communication with operators.
  4. Navigation and Orientation: Images for navigation and orientation, including maps, diagrams, and charts, to facilitate easy navigation and understanding of complex systems.
  5. Customizable Images: Many images in the library are customizable, allowing designers to adapt them to specific requirements and branding guidelines.

Applications of the HMI Image Library

The HMI Image Library is suitable for various industries and applications, including:

  1. Industrial Automation: Control systems, SCADA systems, and machinery in manufacturing, process industries, and utilities.
  2. Medical Devices: Medical equipment, patient monitoring systems, and healthcare information systems.
  3. Aerospace and Defense: Military and commercial aircraft, navigation systems, and defense systems.
  4. Building Automation: Building management systems, HVAC control systems, and security systems.

Conclusion

The HMI Image Library is an essential resource for HMI designers, engineers, and developers, providing a comprehensive collection of high-quality images to create intuitive and user-friendly interfaces. By utilizing this library, developers can improve design consistency, increase efficiency, enhance user experience, and reduce development costs. With its wide range of applications and customizable images, the HMI Image Library is an indispensable tool for creating effective HMIs in various industries.

Maximizing Efficiency with a Professional HMI Image Library In industrial automation, the HMI image library is more than just a collection of pretty pictures—it is a critical toolkit for building safe, efficient, and intuitive Human-Machine Interfaces (HMIs). Whether you are designing a complex SCADA system or a simple machine-level touch panel, the quality of your graphics directly impacts operator situational awareness and reaction time. Why a Professional HMI Image Library Matters

Modern industrial environments demand high-performance graphics that reduce cognitive load. A specialized library provides:

Speed of Development: Pre-built components like pumps, valves, and tanks allow engineers to drag and drop assets rather than drawing them from scratch.

Consistency: Using a unified library ensures that every screen in a facility follows the same visual language, which is essential for training and safety.

Technical Compliance: Leading libraries, such as Symbol Factory, offer thousands of industrial graphics optimized for ISA-101 standards, prioritizing functional clarity over decorative "eye candy". Types of Assets in an HMI Library

A comprehensive library typically includes several formats to suit different hardware capabilities:

High Performance Graphics to Maximize Operator Effectiveness

The journey of an automation engineer, let’s call him Alex, often revolves around the "HMI Image Library"—the visual toolbox that turns raw data into an intuitive control center. This "story" of the library is one of efficiency, moving from simple static icons to dynamic, project-wide templates. 1. The Core Library: The Engineer's Toolkit

Alex starts his project in a software like Siemens TIA Portal. He opens the Symbol Library, which he thinks of as his "Lego box".

Standard Graphics: He finds a vast collection of pre-made graphics for pumps, valves, and PLCs.

Project vs. Global Libraries: He distinguishes between his Project Library (specific to this job) and Global Libraries (reusable across all future jobs), saving him from reinventing the wheel every time. 2. The Power of Motion: Graphic Lists

The real magic happens when Alex needs his HMI to "speak" to the operator. Instead of a static pump icon, he uses a Graphic List. Visual Logic: He links the pump icon to a PLC tag. If the tag is 0 (Off), the pump is grey.

If the tag is 1 (Running), it switches to a green icon automatically.

Scalability: By using Graphic I/O fields, he can display complex states—like a tank filling up—by simply changing which image from the library is displayed based on a numerical value. 3. Modern Design: SVGs and High Performance

Alex knows that modern industrial design is moving away from cluttered, "cartoonish" 3D graphics. Following High-Performance HMI standards, he looks for specific file types in his library:

Vector Graphics (SVGs): Tools like Opto 22 provide editable SVGs that stay sharp at any size, crucial for high-resolution panels.

The "Squint Test": He simplifies his images to reduce "visual noise," ensuring that an operator can spot an alarm even if they squint at the screen from across the room. 4. Advanced Tools: The HMI Toolbox

To speed up his work, Alex utilizes the Siemens HMI Toolbox, which isn't just images but functional library elements like:

Pre-made Calculators & Stopwatches: Drag-and-drop tools that save hours of manual scripting.

Template Suites: Entire navigation concepts (menus, headers, and alarm banners) that ensure his screens look professional and consistent. 5. Final Deployment: Firmware Images

The story ends with the "Image Update." Before Alex can download his beautiful library of graphics to the physical hardware, he must ensure the Operator Panel Image (the panel's OS) matches his software version. This ensures the hardware can actually "render" the sophisticated library he built. HMI Template Library LTemplateKMT - Support

Beyond the Default: Unlocking the Power of Your HMI Image Library In industrial automation, your Human Machine Interface (HMI)

is more than just a screen—it's the window through which operators perceive and control complex processes. While most HMI software comes with a standard set of graphics, relying solely on "out-of-the-box" icons can lead to dull, unintuitive interfaces that hinder situational awareness. An effective HMI image library

is the backbone of high-performance design, transforming raw data into actionable insights at a glance. Why Your Graphics Library Matters

Humans are visual creatures; our brains process visual information significantly faster than text. A well-curated image library allows you to: Enhance Recognition:

Use clear icons (pumps, valves, tanks) so operators identify equipment instantly. Improve Safety:

Strategic use of color and symbols (like red for trouble) highlights alarms before they become critical failures. Bridge Language Barriers:

Universally understood graphics ensure safe operation across diverse teams without relying on translated text. Choosing the Right Format: SVG vs. Raster The debate often boils down to how your graphics scale: HMI image library - Unitronics Forum 24 Jul 2011 —

10. Conclusion

An HMI Image Library is not merely a collection of graphics – it is a systematic asset backbone for industrial automation projects. By combining vector master symbols, rich metadata, version control, and native IDE plugins, it reduces engineering effort, eliminates visual inconsistency, and improves safety communication through standardized iconography. We recommend building a pilot library for a single industry vertical (e.g., water/wastewater) before expanding to general manufacturing.

5. Design Best Practices

Part 8: Implementation Checklist – Migrating to a New Library

To actually roll out a new HMI image library across your facility, follow this 7-step checklist:

  1. Backup current project: Never overwrite.
  2. Install library in the correct global path: Most HMIs require the library to live on a network drive or device memory, not the project folder.
  3. Map old to new: Create a CSV mapping old symbols (e.g., old_pump.png) to new symbols (new_pump_animated.svg).
  4. Batch replace: Use HMI scripting (Python for Ignition, VB for FTView) to rename references across 100 screens.
  5. Resolution audit: Re-open each faceplate. Confirm text scales correctly.
  6. Operator acceptance test (OAT): Give 3 operators 1 hour to find start/stop/alarm buttons on the new library. Measure reaction time.
  7. Version control: Commit the library to Git or your asset management system with a changelog.