Coolmay EX3S Series 4.3 Inch HMI PLC All-In-One Controller
The Coolmay EX3S-8043H-24MT is a compact 4.3-inch HMI/PLC all-in-one controller featuring RS232 and RS485 interfaces with Modbus RTU protocol support and optional Ethernet functionality. This versatile controller is ideal for temperature, humidity, and compressor control applications.
Technical Specifications
| Parameter |
Description |
| Model |
EX3S-8043H-24MT |
| Maximum I/O Points |
12 DI / 12 DO |
| Display Size |
4.3 inch |
| Operating Temperature |
-20°C to 60°C (no freezing) |
| Operating Humidity |
20% to 90% (non-condensing) |
| Serial Interfaces |
RS485, RS232 |
Product Features
1. Compact & Space-Saving Design: Integrates logic control, HMI, analog I/O, temperature control, and weighing modules into a single unit. Features a compact design with a volume reduced by 60%.
2. Enhanced Performance: Delivers HMI-PLC integration for superior operation.
3. High-Speed I/O: Offers 100 kHz high-speed pulse outputs and 100 kHz high-speed inputs.
4. Powerful Communication: Built-in 3 communication ports: 2x RS232 + 1x RS485.
5. Flexible Configuration: Supports program download via USB or Ethernet, and configuration updates via USB drive.
Certifications & Quality Standards
Coolmay products are fully compliant with CE and RoHS regulations and manufactured under ISO 9001-certified quality management systems.
Application Scenarios
About Coolmay
Founded in March 2006, Coolmay stands as a premier brand in industrial automation, serving over 10,000 customers across 200+ countries. Our team of 200+ global professionals, including 40+ R&D specialists, has completed 55,000+ projects and secured 60+ intellectual property rights. We deliver advanced, reliable solutions including PLCs, HMI+PLC all-in-one machines, HMIs, power supplies, servo drives, stepper drives, VFDs, and IoT modules—engineered for precision and efficiency in smart manufacturing.
Our Partners
Industry Exhibitions
Payment Methods
We accept a variety of secure payment methods on AliExpress, including Western Union, WeChat, AliPay, and PayPal (where available), as well as international bank transfers (T/T). All transactions are protected under AliExpress Buyer Protection for your peace of mind.
Warranty & After-Sales Service
- 18-Month Manufacturer Warranty: Covers hardware defects and system malfunctions under normal use
- Lifetime Technical Support: Remote assistance available for configuration, firmware, and integration
- Returns & Exchanges: For damaged shipments, please contact us within 3 days with photo evidence
Contact Information
Feel free to reach out for support, documentation, or firmware files. We will respond within 24 hours.
WhatsApp: +86 199-2529-1353
WeChat: +86 199-2529-1353
