Eaton XVS400 5.7-inch Touch Screen Analysis

Eaton XVS400 5.7-inch Touch Screen: Compact HMI-PLC Integrated Solution

Introduction: Compact human-machine interface for industrial automation

In modern industrial automation systems, human-machine interface (HMI) devices not only need to provide intuitive operating interfaces, but also need to have strong communication capabilities and flexible functional expandability. The Eaton XVS400 series 5.7-inch touchscreen is a compact HMI-PLC integrated solution designed to meet these needs. This device adopts infrared touch technology, equipped with STN color display screen, integrates multiple communication interfaces such as Ethernet, RS232, PROFIBUS/SPI, and supports users to load PLC functions by themselves, providing a highly flexible operating terminal platform for machine and equipment manufacturers.

This article provides a comprehensive analysis of the technical features, interface configuration, software ecosystem, and application points of the XVS400 5.7-inch touch screen (order number 139968) based on Eaton's official product data sheet.

Chapter 1 Product Overview and Core Features

1.1 Product positioning

The XVS400 5.7-inch touch screen belongs to the Eaton XVS400 product series and is positioned as an HMI-PLC integrated device with expandable functions. The core design concept is:

Users can configure PLC functions: As a pure HMI terminal, the basic equipment allows users to load PLC functions themselves by purchasing a license

Scalable communication range: Expand the communication function of the onboard interface through license extension

Compact design: 5.7-inch screen size, suitable for applications with limited space

1.2 Core Features

Characteristic description

Product series XVS400 5.7“

Function type HMI-PLC (PLC is loaded by the user)

Display type CSTN color display screen

Touch Technology Infrared Touch

256 colors in total

Resolution QVGA 320 × 240 pixels

Screen diagonal 5.7 inches

Horizontal/Vertical Screen Support Vertical Screen Display

Shell material: metal shell and front panel

Operating System Windows CE (License Required)

PLC license user can load, order number 140389 LIC-PLC-MXP-SMALL

Communication license can be extended as needed

Chapter 2 Detailed Explanation of Technical Specifications

2.1 Display System

The XVS400 5.7-inch adopts CSTN (Color Super Twisted Nematic) display technology, which is an enhanced version of STN display technology and has the following characteristics:

Parameter specifications

Display type CSTN color

Resolution QVGA 320 × 240 pixels

256 colors in total

Visible area 115 × 86 mm

Contrast ratio 35:1 (typical value)

Brightness of 150 cd/m ² (typical value)

Backlight technology 1 × CCFL, software dimmable

Backlight lifespan of 50000 hours (typical value)

Backlight dimming: CCFL backlight can adjust brightness through software, and users can adjust display brightness according to ambient lighting and usage needs, ensuring visibility and extending backlight life.

2.2 Touch System

XVS400 adopts infrared touch technology and has the following characteristics:

Parameter specifications

Touch Technology Infrared Touch

Logical channel 47 × 31

Protective screen laminated safety glass, anti reflective

Working principle of infrared touch: The device arranges infrared emitting and receiving tubes around the screen to form an infrared light matrix. When fingers or objects (with a minimum diameter of 7mm) block infrared light, the system can detect the touch position. This technology does not require direct contact with the screen surface and has the following advantages:

Long service life: no mechanical wear and tear

Strong anti pollution ability: The screen surface is sealed and can be dustproof and waterproof

Support glove operation: suitable for industrial environments that require wearing protective gloves

2.3 System Configuration

Parameter specifications

DRAM (Operating System and Program Memory) 64 MB

Flash (User Available Data Backup) approximately 1.5 MB

External storage CompactFlash ™ Card (to be provided by the user)

Real time clock backup battery CR2032 lithium battery

The battery life is about 10 years

The power outage lasts for about 10 years

Storage requirements: The device requires a CompactFlash card for storing the operating system, applications, and data. Users need to choose the appropriate CF card capacity according to their application requirements.

2.4 Heat dissipation and power consumption

Parameter specifications

Static heat dissipation (non current related) 19 W

Total heat dissipation capacity 19 W

The cooling design of the equipment is 19W, and the cooling conditions inside the control cabinet should be considered during installation to ensure sufficient ventilation space around the equipment.

Chapter 3 Communication Interface and Expansion Capability

3.1 Onboard Interface

XVS400 5.7-inch integrated with rich communication interfaces to meet various industrial network requirements:

Description of interface type quantity

Ethernet 1 100Base TX/10Base T

RS232 1 serial communication interface

PROFIBUS/MPI 1 supports Siemens PROFIBUS and MPI protocols

USB Host 1 is used to connect external USB devices

USB Device 1 is used to connect to the upper computer for programming and debugging