Yokogawa PWB51549B LCD Display Board

Product Introduction

The Yokogawa PWB51549B LCD Display Board is a high-performance visualization component engineered for Yokogawa control and monitoring systems. It provides a crisp, stable LCD interface for operators to view process data, system diagnostics, and status indicators in real time. Designed with industrial-grade components and robust signal pathways, the PWB51549B ensures exceptional reliability in demanding automation environments such as power generation, chemical processing, and heavy manufacturing. Its modular design allows easy replacement or integration into existing Yokogawa platforms, ensuring minimal downtime and long-term usability.

Technical Specifications

Applications

• Control Room Interfaces: Provides operators with high-clarity visual data for process monitoring in distributed control systems.

• Industrial Panels: Integrates into control panels for real-time status and alarm visualization.

• Factory Automation: Serves as a display node in automated production lines for equipment health and performance metrics.

• Power Generation Plants: Presents turbine, generator, and auxiliary equipment data to operators.

• Laboratory Equipment: Displays analytical results and operational data in scientific instrumentation.

• Transportation Systems: Offers a rugged display for critical infrastructure monitoring in rail and transit control.

Advantages

• High Visual Clarity: TFT LCD technology with wide viewing angles and high brightness ensures readability in varied lighting.

• Industrial Durability: Robust PCB construction and wide temperature range for harsh environments.

• Energy Efficiency: LED backlight minimizes power consumption while maintaining vivid display quality.

• Integrated Diagnostics: Built-in self-test functions enable quick fault detection and reduce maintenance time.

• Flexible Integration: Standard LVDS interface allows smooth integration with Yokogawa hardware or compatible systems.

• Compact & Lightweight: Space-saving design facilitates easy installation in crowded control cabinets.

• Stable Performance: Consistent refresh rates and color reproduction support precise process visualization.

• Long Lifecycle: Engineered for extended operational life, reducing total cost of ownership.

FAQ

1. What type of interface does the PWB51549B support for signal input?
   It utilizes a standard LVDS digital interface for high-speed, noise-resistant data transmission.

2. What is the nominal operating voltage of this display board?
   The board operates at a nominal 24 V DC with a permissible range of 19–30 V DC.

3. How is backlight brightness adjusted?
   Brightness can be controlled via an external dimming signal or Yokogawa system software settings.

4. Does the board include any self-diagnostic capability?
   Yes, it features built-in self-test routines that report status and fault codes to the host system.

5. What is the refresh rate of the display?
   The LCD refresh rate is 60 Hz, providing smooth rendering of dynamic data.

6. Is the board protected against electromagnetic interference?
   It is designed with shielding and filtering to meet IEC industrial EMC standards.

7. Can the display maintain clarity under bright ambient light?
   Yes, the 400 cd/m² brightness and wide viewing angles ensure excellent readability in strong light.

8. What communication method is used for brightness control?
   Brightness can be adjusted through pulse-width modulation (PWM) or direct voltage control depending on system configuration.

9. How does the board handle power surges or transient spikes?
   Built-in transient suppression and surge protection circuits safeguard internal electronics.

10. Is the PWB51549B compatible with legacy Yokogawa systems?
    Yes, it is designed to be backward compatible with many existing Yokogawa control platforms for seamless upgrades.

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FAQ

1. What type of interface does the PWB51549B support for signal input?
   It utilizes a standard LVDS digital interface for high-speed, noise-resistant data transmission.

2. What is the nominal operating voltage of this display board?
   The board operates at a nominal 24 V DC with a permissible range of 19–30 V DC.

3. How is backlight brightness adjusted?
   Brightness can be controlled via an external dimming signal or Yokogawa system software settings.

4. Does the board include any self-diagnostic capability?
   Yes, it features built-in self-test routines that report status and fault codes to the host system.

5. What is the refresh rate of the display?
   The LCD refresh rate is 60 Hz, providing smooth rendering of dynamic data.

6. Is the board protected against electromagnetic interference?
   It is designed with shielding and filtering to meet IEC industrial EMC standards.

7. Can the display maintain clarity under bright ambient light?
   Yes, the 400 cd/m² brightness and wide viewing angles ensure excellent readability in strong light.

8. What communication method is used for brightness control?
   Brightness can be adjusted through pulse-width modulation (PWM) or direct voltage control depending on system configuration.

9. How does the board handle power surges or transient spikes?
   Built-in transient suppression and surge protection circuits safeguard internal electronics.

10. Is the PWB51549B compatible with legacy Yokogawa systems?
    Yes, it is designed to be backward compatible with many existing Yokogawa control platforms for seamless upgrades.

Related Models (Same Series or Similar)

Popular Yokogawa Models

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