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Sunlight Readable HMI Displays: Enhance Visibility in Any Environment

In industrial environments, where precision and clarity are essential, the ability to read a display in direct sunlight can make a significant difference. Sunlight-readable HMI displays are designed to maintain visibility and performance even in the harshest outdoor conditions. For industries ranging from manufacturing to transportation, this technology enhances safety, efficiency, and reliability in real-time monitoring and control.
Outdoor HMI Sunlight readable with bonding 15"

What Makes a Display Sunlight Readable?

 

Key Benefits of Sunlight Readable HMI Displays

  • Enhanced Brightness: High-brightness HMI displays often reach brightness levels up to 1,000 candela per square meter or more, ensuring visibility under direct sunlight. In comparison, typical indoor screens might max out at 300-400 candela / meter2, making them unreadable outdoors.
  • Anti-Reflective Coating: Reducing glare is critical for outdoor HMI displays. Anti-reflective or anti-glare coatings help to minimize reflections that obscure critical information.
  • Durability: Outdoor industrial displays are designed to withstand temperature extremes, moisture, and dust, essential for maintaining functionality in rugged conditions.
  • Touchscreen Functionality: Many touchscreen HMI systems designed for sunlight readability retain responsive touch capabilities, allowing for intuitive control without sacrificing durability.

 

EXOR IoT Industrial Controller

 

The Technology Behind Sunlight-Readable HMI Displays

 

High-Brightness Backlighting

 

At the heart of HMI screen brightness lies advanced LED backlighting. By increasing the luminance, manufacturers can create screens that are visible even under direct sunlight. For instance, EXOR’s sunlight-readable technology, highlighted on EXOR’s Why use an Outdoor HMI page, uses LED backlight modules engineered for high efficiency and brightness.

 

LCD Visibility Enhancement

 

Special LCD visibility enhancement technologies work with backlighting and anti-reflective coatings to improve screen clarity. This combination provides a crisp, clear display, even in challenging lighting environments. Such advancements allow operators to monitor data, control processes, and make decisions without visual impediments.

 

Outdoor HMI Sunlight readable 10"

 

Product Spotlight: EXOR EX710G and EX715MG

 

Both the EXOR EX710G and EXOR EX715MG HMI’s offer a cutting-edge solution that combines robust hardware with advanced sunlight-readable technology. These industrial-grade outdoor HMI displays are built for extreme conditions, delivering high performance in any environment. From touchscreen functionality to unmatched durability, the EX710G and EX715MG set new standards for industrial HMI visibility.

 

Applications and Industries Benefiting from Sunlight-Readable HMI Displays

 

  • Energy and Utilities – Sunlight-readable displays are invaluable in the energy sector, where monitoring and control equipment is often exposed to bright outdoor environments.
  • Transportation – In sectors like rail, aviation, and shipping / marine, clear visibility on HMI displays allows for safer navigation, equipment monitoring, and timely responses to environmental changes.
  • Construction and Heavy Machinery – Construction sites and industrial machines rely on these displays to keep track of operational data in real-time, maintaining productivity and safety in outdoor settings.
  • Manufacturing – While some manufacturing occurs indoors, specific outdoor operations can benefit from outdoor industrial displays designed to handle environmental challenges.

 

Choosing the Right Sunlight-Readable HMI Display

 

When selecting a sunlight-readable display, consider the following factors:

  • Brightness Levels: Look for displays that offer at least 700 candela / meter2 for clear visibility.
  • Optically bonded: Ensure that the screen minimizes glare for optimal readability.
  • Touchscreen Capabilities: Many modern touchscreen HMI devices maintain responsiveness, even with ruggedized glass or protective layers.
  • Durability Standards: Choose a display rated for industrial use to ensure it withstands the conditions of your environment.

Sunlight readable HMI displays enhance industrial HMI visibility, providing critical clarity and performance in outdoor and high-light environments. iOpen, with over 20 years of experience in automation and communication solutions, proudly offers a range of options, including the EXOR EX710G and EX715MG, that meet the demands of today’s industrial environments. Explore iOpen’s solutions at www.iopen.com.au and discover how these displays can elevate the performance and safety of your operations. Get in touch today.

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