EKI-1222-CE 2-Port Modbus Gateway
The EKI-1222-CE Modbus gateway is engineered for industrial automation professionals who need reliable serial-to-Ethernet conversion without complexity. This 2-port industrial device server bridges legacy Modbus/RTU and Modbus/ASCII serial devices with modern TCP/IP networks, delivering bi-directional communication with dual Ethernet ports for redundancy. Perfect for manufacturing facilities, SCADA systems, and IoT integration projects requiring robust device connectivity and failover protection.
Key Features
- Bi-directional Modbus gateway supporting RTU and ASCII protocols
- Dual independent Ethernet 10/100Base-T ports with separate MAC addresses for network redundancy
- Serial interface support: RS-232, RS-422, and RS-485 configurations
- Master/Slave and Client/Server operation modes for flexible deployment
- Industrial-grade reliability for 24/7 mission-critical applications
- Compact form factor ideal for DIN rail or panel mounting
- No configuration required — plug-and-play Modbus protocol translation
Technical Specifications
| Specification |
Details |
| Manufacturer |
B+B SmartWorx |
| Model Number |
EKI-1222-CE |
| Gateway Type |
Modbus/RTU and Modbus/ASCII to TCP/IP |
| Ethernet Ports |
2 x 10/100Base-T (independent with dual MAC addresses) |
| Serial Interface |
RS-232, RS-422, RS-485 (configurable) |
| Operation Modes |
Serial Master/Slave, Ethernet Client/Server |
| Protocol Support |
Modbus/RTU, Modbus/ASCII, Modbus/TCP |
| Redundancy |
Dual Ethernet ports with independent MAC addresses |
| Application |
Industrial device server for SCADA, PLC, and IoT integration |
Frequently Asked Questions
What is a Modbus gateway and how does it work?
A Modbus gateway acts as a protocol translator, converting serial Modbus communications (RTU/ASCII) into TCP/IP Ethernet packets. The EKI-1222-CE enables legacy serial devices to communicate with modern networked systems without replacing existing equipment, reducing integration costs and downtime.
Can the EKI-1222-CE provide network redundancy?
Yes. The dual Ethernet ports feature independent MAC addresses, allowing you to connect to separate network segments or switches. This 2-port industrial device server design ensures continuous operation even if one network connection fails, critical for industrial automation environments.
What serial protocols does this Modbus gateway support?
The EKI-1222-CE supports RS-232, RS-422, and RS-485 serial interfaces, accommodating a wide range of legacy industrial devices. It translates both Modbus/RTU and Modbus/ASCII protocols to Modbus/TCP for seamless Ethernet integration.
Is configuration required for the Modbus gateway?
The EKI-1222-CE is designed for minimal setup. As a plug-and-play Ethernet gateway, it automatically translates Modbus protocols without complex programming, making it ideal for rapid deployment in manufacturing and SCADA systems.
