1. Produktet er slutview
The Coolmay EX3G-8043H-24MT is an all-in-one HMI/PLC solution designed for industrial automation. It integrates logic control, analog I/O, and a high-definition 4.3-inch touch screen into a single, compact unit. This device is engineered to reduce costs, save space, and simplify installation in various industrial applications.

2. Tekniske specifikationer
The EX3G-8043H-24MT offers robust features for diverse automation needs:

| Specifikation | Beskrivelse |
|---|---|
| Modelnummer | EX3G-8043H-24MT |
| Maximum I/O Points | 12 Digital Inputs (DI) / 12 Digital Outputs (DO) |
| PLC Communication Interface | 1x TYPE-C programming port; Default 1x RS232 + 1x RS485; Optional 1x additional RS485 |
| Analog Points | Max 4 Analog Inputs (AI) / 2 Analog Outputs (AO) |
| HMI COM Port | Type-C (HMI download port); 1x USB 2.0 port; Comes with 1x RS232 |
| Programmering Software | Compatible with GX Developer8.86Q and GX Works2 |
| Motortype | DC motor |
| Dimension | 134mm * 102mm * 34mm |
| Udskæringsstørrelse | 143mm * 86mm |
| Strømforbrug | 4-6W |
| Display Type | 4.3" TFT-skærm |
| Opløsning (pixels) | 480*272 |
| Skærmstørrelse | 97mm * 56mm |
| Certificering | CE |
| Oprindelse | Fastlandet Kina |
3. Produktfunktioner
- Integrated Cost-Efficiency: Integrates logic control, analog I/O (compatible with multiple signals), and HMI (high-definition touch screen). This replaces split-type devices, reducing costs and boosting efficiency.
- Pladsbesparende design: Features a compact structure that supports both vertical and horizontal installation, with embedded snaps for complex cabinets. This design saves over 60% space compared to traditional split systems.
- Nem installation: Fixed by screws with integrated terminal blocks, simplifying wiring. This significantly cuts wiring labor and material costs by up to 50%.
- Full Expandability: Offers 12-30 digital I/O channels (input/output optional), 8 analog signal types, and comprehensive communication interfaces (RS485, Ethernet, etc.) for flexible production line integration.
- Deep Customization: Supports customization across hardware (interfaces/channels), appearance (panels/structures), functions (temperature control/weighing), and software (interfaces/boot screens) to meet diverse application needs.
- Efficient After-sales: Equipped with plug-in terminals (rated for over 5,000 insertion cycles) that enable wire replacement in as little as 5 minutes, increasing maintenance efficiency by over 80%.
4. Opsætning og installation
The EX3G-8043H-24MT is designed for straightforward installation and integration into your control system.
4.1 Fysisk installation
- Montering: The unit supports both vertical and horizontal panel mounting using embedded snaps. Ensure the cutout size of 143mm x 86mm is prepared accurately on your control cabinet.
- Ledningsføring: Utilize the integrated terminal blocks for connecting digital inputs (DI), digital outputs (DO), and analog I/O. The plug-in terminals simplify wiring and future maintenance.
4.2 Elektriske forbindelser
Connect the DC 24V power supply to the designated terminals. Refer to the back panel diagram for correct polarity and connection points.

4.3 Kommunikationsopsætning
- PLC Programming: Connect your PC to the TYPE-C programming port for PLC programming. The device is compatible with GX Developer8.86Q and GX Works2 software.
- HMI Download: Use the dedicated Type-C port for HMI program downloads.
- Seriel kommunikation: The unit includes default RS232 and RS485 ports for communication with other devices. An optional additional RS485 port is available for expanded connectivity.
- USB: A USB 2.0 port is provided for data transfer or peripheral connections.
5. Betjeningsvejledning
The 4.3-inch TFT touch screen provides an intuitive interface for monitoring and controlling your automated processes.
5.1 Tænd/sluk
Once correctly wired, apply DC 24V power. The unit will boot up, displaying the configured HMI interface. To power off, disconnect the power supply.
5.2 HMI-grænsefladenavigation
Interact with the system using the touch screen. The interface typically includes:
- Datavisning: View real-time process data, sensor readings, and system status.
- Kontrolknapper: Operate machinery, start/stop processes, and adjust parameters directly from the screen.
- Alarmstyring: Monitor alarms and system warnings.
- Parameterindstillinger: Access and modify operational parameters.


5.3 PLC Program Execution
The integrated PLC executes the loaded program automatically upon startup. Ensure your PLC program is thoroughly tested before deployment.
6. Vedligeholdelse
Regular maintenance ensures the longevity and optimal performance of your Coolmay HMI PLC combo.
- Rensning: Keep the touch screen and exterior clean using a soft, dry cloth. Avoid abrasive cleaners or solvents.
- Ledningsinspektion: Kontrollér regelmæssigt alle ledningsforbindelser for tæthed og tegn på slid eller beskadigelse.
- Udskiftning af komponenter: The plug-in terminals allow for quick replacement of wires or modules if necessary, minimizing downtime.
- Firmwareopdateringer: Tjek Coolmay-officielle website or contact support for any available firmware updates to enhance performance or add features.
7. Fejlfinding
If you encounter issues with your HMI PLC combo, consider the following basic troubleshooting steps:
- Ingen strøm: Verify the 24V DC power supply is connected correctly and providing the specified voltage. Check fuses if applicable.
- Skærmen reagerer ikke: Ensure the unit is powered on. If the screen is frozen, try a power cycle.
- Kommunikationsfejl: Check all communication cables (Type-C, RS232, RS485) for secure connections. Verify communication settings in your programming software match the device.
- I/O-fejl: Inspect wiring to and from I/O terminals. Verify I/O status indicators on the device or HMI screen. Check PLC program logic for correct I/O addressing.
- Program Download Issues: Ensure the correct programming port is selected and drivers are installed on your PC.
Ved vedvarende problemer henvises til afsnittet 'Garanti og support' for kontaktoplysninger.
8. Anvendelsesscenarier
The Coolmay HMI PLC combo is versatile and suitable for a wide range of industrial applications, including:
- Vandbehandling
- Agricultural industry
- Manufacturing industry
- Medicinsk industri
- Emballage industri
- Træbearbejdningsindustrien
- Tekstilindustrien
- And other various industrial automation processes.

9. Garanti og support
9.1 Garantioplysninger
- 18-Month Manufacturer Warranty: Covers hardware defects and system malfunctions under normal use from the date of purchase.
9.2 Teknisk support
- Livsvarig teknisk support: Fjernsupport er tilgængelig til konfiguration, firmwareopdateringer og integrationsforespørgsler.
9.3 Returns & Exchanges
- For damaged shipments, please contact us within 3 days of receipt with photographic evidence.
10. Kontaktoplysninger
For support, documentation, firmware files, or any inquiries, please feel free to reach out. We aim to respond within 24 hours.
- WhatsApp: +86 199-2529-1353
- WeChat: +86 199-2529-1353





