UniOP eTOP20C-0050
1. Overview
The UniOP eTOP20C-0050 is a mid-to-small size model belonging to the UniOP (Universal Operation Panel) series, designed to provide highly integrated graphical display and interactive functions. It is commonly used to replace traditional mechanical panels or small PLC panels, suitable for projects that require basic graphical interfaces, variable control, and recipe management.
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2. Core Specifications
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Item
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Specification Description
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Display Type
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TFT LCD Color Display
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Screen Size
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4.3 inches (WQVGA 480 × 272 pixels)
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Color Depth
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65,536 True Colors
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Backlight Type
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LED (Adjustable Brightness)
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Touch Technology
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Resistive Single-Point Touch (Supports Glove Operation)
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Processor
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ARM Cortex-A8 (600MHz and above)
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Memory Configuration
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128MB Flash, 64MB RAM (Higher configurations optional)
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Communication Ports
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Multi-serial Ports (RS-232/485/422)
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Network Interface
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Ethernet (10/100M)
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Operating Temperature
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-10℃ – 55℃
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3. Product Features
- High Integration: Integrates display, touch control, CPU, memory, and power management functions in a small-size panel, saving installation space effectively.
- Industrial-Grade Reliability: Equipped with a wide operating temperature range, the resistive touchscreen maintains stable performance even in harsh industrial environments.
- Multiple Communication Interfaces: Supports various serial port configurations and Ethernet, facilitating seamless integration into different fieldbuses and PLC systems.
- Low Power Consumption Design: Usually adopts 24V DC wide-voltage input, compatible with standard industrial power supplies.

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4. Structure & Composition
- Display & Touch Module: Integrates a TFT LCD screen and a resistive touch sensor, ensuring clear display and sensitive operation.
- CPU Main Control Module: Based on the ARM Cortex-A8 architecture processor chip, providing efficient data processing capabilities.
- Communication & Interface Module: Includes Ethernet interface and multiple serial communication ports for flexible connectivity.
- Power Management Module: Responsible for converting 24V DC power into low-voltage power required for internal components of the panel.
- Backlight Module: Provides adjustable brightness for the screen, adapting to different ambient light conditions.
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5. Typical Application Fields
- Packaging Machinery: Used to control operating parameters of equipment such as filling machines and labeling machines.
- Textile Equipment: Used to monitor yarn tension, loom status, and other key production indicators.
- Woodworking Machinery: Serves as the operation panel for CNC cutting machines, drilling machines, etc.
- Special Machine Tools: Used for program loading and operation monitoring of CNC machine tools.
- Logistics & Sorting: Controls conveyor belts, sorting arms, and other automated logistics equipment.
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6. Installation & Maintenance
- Mounting Location: It is recommended to install in a dry and well-ventilated place, avoiding direct sunlight or strong light reflection which may affect screen visibility.
- Environmental Requirements: Avoid high temperature, humidity, or corrosive gas environments to extend the service life of the product.
- Connection Inspection: During installation, confirm that all communication interfaces (serial ports, Ethernet) are firmly connected to ensure signal integrity and stable operation.
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