KOE TX14D24VM1BPA: A Robust 5.7-inch Industrial Touch Display for Demanding Environments
KOE TX14D24VM1BPA 5.7″ QVGA Industrial TFT-LCD Module
Introduction and Core Highlights
The KOE TX14D24VM1BPA is a 5.7-inch a-Si TFT-LCD module engineered for consistent performance in challenging industrial environments. Its primary value stems from a robust design that combines a wide operational temperature range with reliable optical characteristics and an integrated resistive touch panel. This makes it a durable choice for interactive human-machine interfaces (HMIs) where operational uptime is critical.
- Core Specifications: 320×240 QVGA | 360 cd/m² | -20°C to 70°C Operating Range.
- Key Advantages: Integrated 4-wire resistive touch simplifies HMI design; long-life WLED backlight reduces maintenance needs.
- Addresses User Need: Provides a durable, integrated touch display solution capable of functioning reliably in environments with fluctuating temperatures.
Download Official Datasheet (PDF)
Technical Analysis for System Integration
The engineering value of the TX14D24VM1BPA is found in its balanced and durable feature set. The specified operating temperature of -20°C to 70°C allows this module to be deployed in a variety of settings, from refrigerated areas to non-climate-controlled factory floors, without requiring auxiliary heating or cooling components. This simplifies the overall system design and reduces potential points of failure. The module is also built to withstand a vibration level of 2.0G, underscoring its suitability for machinery and portable equipment.
A key feature is the WLED backlight system, which has a specified typical lifetime of 50,000 hours. Think of backlight lifetime as the operational lifespan of a car’s headlights; a longer rating directly translates to fewer service calls and lower total cost of ownership over the product’s lifecycle. This extended lifetime ensures the display maintains usable brightness for many years of continuous or intermittent operation, a critical factor for long-term industrial deployments.
Optimized Application Scenarios
The specific combination of features in the TX14D24VM1BPA makes it a practical fit for several applications:
- Industrial Control Panels: The integrated resistive touch panel and wide temperature range are ideal for HMIs on machinery where operators may be wearing gloves.
- Process Monitoring Systems: Its 50k-hour backlight lifetime ensures long-term, reliable display of critical process data without frequent replacement.
- Portable Test Equipment: A moderate weight of 220g and robust vibration resistance make it suitable for field instruments that are subject to movement and transport.
- Building Automation Systems: The standard Parallel RGB interface allows for straightforward integration with many embedded controller boards used in HVAC and security panels.
This module is best matched for cost-sensitive industrial systems requiring an integrated touch interface and proven environmental durability.
Key Specification Parameters
| Feature | Specification |
|---|---|
| Manufacturer | KOE |
| Screen Size | 5.7 inch |
| Resolution | 320(RGB)×240 [QVGA] |
| Display Technology | a-Si TFT-LCD, TN, Normally White, Transmissive |
| Luminance | 360 cd/m² (Typ.) |
| Contrast Ratio | 600:1 (Min.) |
| Viewing Angle | 60/60/75/55 (Typ.)(CR≥10) (L/R/U/D) |
| Signal Interface | Parallel RGB (1 ch, 6-bit), 40 pins Connector |
| Touch Panel | Integrated 4-wire Resistive Touch |
| Operating Temperature | -20 ~ 70 °C |
| Storage Temperature | -30 ~ 80 °C |
| Outline Dimensions | 167(W) × 109(H) × 11.2(D) mm |
Engineer’s FAQ
1. What type of controller is needed for the resistive touch panel?
The TX14D24VM1BPA includes an integrated 4-wire resistive touch panel but does not have an onboard controller. The system designer must implement an external touch panel controller IC that can interface with the 4-wire analog output.
2. How should this display be mounted for industrial vibration?
The datasheet specifies a vibration resistance of 2.0G (19.6 m/s²). For reliable operation, the module should be securely fastened using all designated mounting points on its metal frame. Using shock-absorbing washers or grommets can further enhance resilience in high-vibration machinery.
3. Is the brightness sufficient for outdoor use?
With a typical brightness of 360 cd/m² and an anti-glare surface treatment, this display is well-suited for indoor industrial environments and shaded outdoor conditions. It is not optimized for direct, bright sunlight readability, where displays typically require 800 cd/m² or more. For more information, see our guide to HMI display specifications.
4. What is the power consumption of the module?
The total power consumption is the sum of the logic board and the backlight. The logic board typically consumes around 380mW, and the WLED backlight system consumes approximately 1.03W under typical conditions. For precise thermal design, refer to the datasheet for maximum current ratings.
Design & Lifecycle Considerations
The KOE TX14D24VM1BPA provides a stable, long-lifecycle solution for industrial HMIs. Its use of a standard parallel interface and integrated touch functionality reduces design complexity. The robust environmental specifications and long-life backlight enable engineers to develop products with extended operational lives and minimal service requirements, directly supporting the goal of creating reliable and low-maintenance systems.