Touch screen | panel | 24V | HMI-PLC | RS232 | RS485 | Modbus RTU
Code: ESWS7020TThis is an all-in-one HMI-PLC device that combines advanced industrial automation and human-machine interface in a single unit. The 7-inch color touchscreen and powerful 32-bit CPU ensure fast performance, precise control, and user-friendly operation. The PLC part is compatible with the FX3U series and can be programmed using GX Developer or GX Works2 software. This device supports analog inputs/outputs, high-speed pulse outputs, RS232/RS485 communication, and the Modbus RTU protocol – an ideal solution for space-saving automation systems.
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Technical Specifications
HMI Performance SpecificationsDisplay size: 7" TFT color touchscreen
Resolution: 800x480 px
Number of colors: 26,000 colors
Backlight: LED
Brightness: 400 cd/m²
LCD lifetime: ~20,000 hours
Touchscreen: 4-wire, high precision (surface hardness 4H)
CPU: 32-bit, 240 MHz ARM9
Memory: 128 MB Flash
Program upload: via RS232
USB ports: 1x USB 2.0 host, 1x USB 2.0 device
Ethernet: Not available
RTC (Real-Time Clock): Available
HMI Electrical Specifications
Input voltage: 24V (operating range ±15%)
Power consumption: <5 W
Permissible power loss: <5 ms
Vibration resistance: 10–25 Hz (2G / 30 min. in X, Y, Z directions)
Surge protection: Equipped with lightning surge protection
HMI Structural Specifications
Outer dimensions: 199×144×59 mm
Panel cutout size: 190×136 mm
HMI Environmental Specifications
Operating temperature: -10…+50 °C
Operating humidity: 10–90% RH (non-condensing)
Storage temperature: -30…+70 °C
Cooling: Natural air cooling
Other HMI Features
Configuration software: WSStudio_En V5.1
CE certification: Compliant with EN61000-6-2:2005, EN61000-6-4:2007
Standard protections:
• Lightning surge protection: ±250V
• Group pulses: ±2kV
• Contact discharge: ±4kV
• Air discharge: ±8kVControl screen memory: 45 MB
Screen image memory: 50 MB
Address retention on power loss: Supported
Historical alarm records: Retained even after power loss
Historical data storage memory: 63 KB
Historical data: Retained after power loss
Maximum number of widgets per screen: 255
Current page memory: 1.5 MB
Main PLC Parameters
Output type: Transistor
High-speed counting: 6/3K (supports 3-channel AB phase)
DI (Digital Inputs): 12
DO (Digital Outputs): 8
AI (Analog Inputs): 6
Analog Inputs (details): 0–10V × 3; 4–20 mA × 3
AO (Analog Outputs): 2
Analog Outputs (details): 0–10V × 2
PLC Electrical Parameters
High-speed pulse outputs: 4/100K
Output current: 1 A
PLC External Interfaces
RS232: 1 unit
RS485: 1 unit (terminal block)
Ethernet: Not available
Modbus: Supported
Other PLC Features
PLC Programming Software:
• GX Developer (compatible with Windows XP and Windows 7 32-bit)
• GX Works2 (compatible with Windows 7 64-bit, Windows 8, and Windows 10)Program capacity: 8000 steps
Upload speed: 38.4 KB/s
RTC (Real-Time Clock): Available
Additional features: Compatible with FX3U series
Functions
Integrated HMI and PLC – saves space and reduces wiring
Color touchscreen with clear interface and multiple widgets
Analog and digital I/O for automation systems
Fast data processing with 32-bit CPU
Data retention in case of power loss
Supports Modbus RTU communication via RS485
Easy programming via GX Developer or GX Works2
Applications
Automation of machines and equipment
Production line control systems
Building automation solutions
Collection and control of data such as fluids, heat, pressure, etc.
Energy and manufacturing sectors
Laboratory and testing systems
Pros
HMI and PLC in one – compact solution
Analog I/O – flexible for different sensors
High-resolution 7” screen with color support
Fast 32-bit CPU performance
Modbus RTU support via RS485 – easy SCADA integration
Compatible with FX3U series solutions
Durable construction with ESD and lightning protection
Cons
No Ethernet port – limited network connectivity
No SD card slot or additional storage
Only compatible with WSStudio 5.1 (not with other HMI software)
Illustrative image may have been created using AI. The appearance of the product may differ slightly from the image shown. Please refer to the technical specification.This product is marked with the CE label, which confirms that it complies with all applicable European Union directives and regulations. CE marking is not just a formality – it is an important indicator of quality and safety, ensuring that the product has been properly assessed, tested, and can be safely used throughout the EU market.
CE certification means that the product has been evaluated according to the main criteria:
Safety requirements – ensures that the product does not pose a risk to the user or the environment
Electromagnetic compatibility (EMC) – the device does not interfere with other equipment and is resistant to external disturbances
Environmental standards – complies with current ecological and material usage requirements
Operational reliability – the product is suitable for long-term use according to its intended purposeCE marking allows this product to:
be legally supplied and used in all European Union countries
ensure a high level of quality and safety
be used in residential, commercial, and industrial environmentsThe CE mark is a declaration of the manufacturer’s responsibility, confirming that the product complies with all applicable standards and has been assessed according to EU legislation.
What does this mean for you as a buyer?
Safe use in everyday activities
Reliable performance and reduced risk of failure
Compliance with EU standards and requirements
Suitability for professional solutions
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