ETH-MODBUS-IO8R-A: 8-Channel Modbus TCP/RTU RS485 to Ethernet Converter
The ETH-MODBUS-IO8R-A is a versatile 8-channel relay output module designed for industrial automation. It seamlessly integrates RS485 Modbus RTU communication with Modbus TCP over Ethernet, providing a robust solution for interfacing field devices with modern control systems.
Key Features
- Dual Communication Protocol Support:Converts Modbus RTU (RS485) to Modbus TCP, allowing devices to communicate effortlessly across both networks.
- 8 Relay Outputs:Provides 8 opto-isolated relay output channels, each capable of switching AC 250V/10A or DC 30V/10A loads.
- Web-Based Configuration:Intuitive configuration via a web interface with support for static IP or DHCP for easy network setup.
- Real-Time Monitoring:LED indicators for power, communication status, and each relay output, simplifying diagnostics and operation.
- Compact and Durable Design:DIN rail mountable for quick and secure installation in control cabinets.
- Wide Operating Range:Compatible with 12–24V DC input, ensuring adaptability to various industrial power systems.
Applications
- Industrial Automation Control:Ideal for integrating legacy RS485 devices into modern Modbus TCP-based systems.
- Remote Relay Control:Suitable for controlling equipment or monitoring processes from remote locations.
- SCADA and PLC Systems:Enhances data exchange between field devices and supervisory systems.
- IoT and Smart Systems:Facilitates IoT solutions by bridging Ethernet and serial communication networks.
- Building Management Systems:Efficient control of lighting, HVAC, and other utilities in smart buildings.
Technical Specifications
| Parameter | Specification |
|---|---|
| Communication Protocol | Modbus TCP/IP and Modbus RTU (RS485) |
| Relay Outputs | 8 opto-isolated channels |
| Relay Capacity | 10A@250VAC / 10A@30VDC |
| Configuration Interface | Web browser-based |
| Power Supply | 12V–24V DC |
| Operating Temperature | -20°C to 70°C |
| Mounting | DIN rail |
| Indicators | LEDs for power, communication, and output |
The ETH-MODBUS-IO8R-A delivers robust performance in industrial and IoT applications, ensuring reliable and efficient relay control with seamless Modbus integration. Contact us to learn more or place an order!







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