Advantech EKI-1222-CE Industrial Grade Ethernet Media Converter

The Advantech EKI-1222-CE is a robust industrial-grade Ethernet media converter designed to bridge the gap between copper Ethernet and fiber optic networks in demanding environments. This device offers critical advantages such as enhanced network reliability, extended transmission distances, and superior immunity to electromagnetic interference, making it an indispensable component for industrial automation and critical infrastructure. Its core features include dual Ethernet ports, diverse fiber optic connectors (SC, ST, LC), and a wide operating temperature range, ensuring seamless integration and sustained performance. Key technical parameters include data rates of 10/100 Mbps, power input options of 12-48 VDC, and an operating temperature range from -40 to 75°C.

Product Specifications

| Feature                | Specification                                           |

| :--------------------- | :------------------------------------------------------ |

| Ethernet Ports         | 2 x 10/100 Mbps RJ45                                     |

| Fiber Optic Ports      | 1 x 100 Mbps Multimode/Single-mode (SC/ST/LC)           |

| Transmission Distance  | Up to 2 km (Multimode), Up to 40 km (Single-mode)       |

| Protocol               | IEEE 802.3, 802.3u, 802.3x                               |

| Power Input            | 12-48 VDC                                               |

| Power Consumption      | Max. 3.5W                                               |

| Operating Temperature  | -40°C to 75°C                                           |

| Dimensions             | 30mm x 100mm x 120mm                                    |

| Mounting               | DIN-rail, Wall-mount                                    |

| IP Rating              | IP30                                                    |

Core Features & Market Positioning

The Advantech EKI-1222-CE distinguishes itself in the industrial networking market through its industrial-grade design and versatile connectivity options. Unlike standard commercial media converters, the EKI-1222-CE is built to withstand harsh operational conditions, including extreme temperatures, vibrations, and electrical noise, which are common in factory floors, substations, and transportation systems. Its dual Ethernet ports allow for network redundancy or connection to multiple devices, enhancing overall network resilience. The choice between multimode and single-mode fiber, coupled with various connector types, provides flexibility for different site requirements and existing infrastructure. This robust construction and adaptability position the EKI-1222-CE as a reliable solution for mission-critical applications where network uptime is paramount.

Key Application Scenarios

Industrial environments benefit significantly from the Advantech EKI-1222-CE's capabilities. In manufacturing plants, it facilitates the extension of Ethernet networks to control systems and sensors located far from the main control room, overcoming the distance limitations of copper cabling and susceptibility to electrical noise on the factory floor. For intelligent transportation systems (ITS), the EKI-1222-CE enables the connection of traffic cameras, sensors, and variable message signs over extended distances, often through challenging outdoor conditions. In the oil and gas sector, its rugged design ensures reliable communication in hazardous areas or remote sites, bridging the gap between operational technology (OT) and information technology (IT) networks. Furthermore, utility companies leverage these converters for reliable data transmission in substations and power grids, where network integrity is critical for monitoring and control.

Practical System Integration Guidance

Integrating the Advantech EKI-1222-CE into an industrial network is straightforward, designed for ease of deployment in field settings. Installation typically involves DIN-rail mounting or wall mounting using the provided brackets, allowing for flexible placement within control cabinets or enclosures. Power is supplied via a 12-48 VDC input, requiring connection to a suitable industrial power source; consideration should be given to using redundant power supplies for enhanced reliability in critical applications. For network connectivity, standard Ethernet cables are used for the RJ45 ports, while the appropriate fiber optic patch cables (e.g., SC-to-SC, ST-to-ST) are used to connect to the fiber port. The plug-and-play nature of media converters means no complex configuration is usually required for basic operation, simplifying commissioning in time-sensitive projects.

Operation and Risk Mitigation

The Advantech EKI-1222-CE is engineered for reliable, low-maintenance operation in industrial settings. Its fanless design contributes to longevity by eliminating a common point of failure. To mitigate operational risks, ensure proper ventilation around the device, especially when operating at the higher end of its temperature range, and protect it from excessive dust or moisture ingress, adhering to its IP30 rating. Power supply fluctuations can be a risk; therefore, using a stabilized DC power source or a redundant power supply configuration is highly recommended to prevent intermittent connectivity issues or device failure. While the EKI-1222-CE itself does not typically present complex error codes, network issues stemming from incorrect fiber optic cable termination, damage, or exceeding transmission distance limits are common troubleshooting areas. Always verify fiber optic link status indicators on the device and connected network equipment.

Scalability & Long-Term Value

The Advantech EKI-1222-CE offers significant long-term value through its inherent scalability and compatibility with evolving industrial networking standards. Its ability to convert between copper and fiber seamlessly allows for the integration of legacy copper-based equipment into modern fiber optic networks, extending the life of existing assets. As network demands grow, the EKI-1222-CE can be easily deployed in series or parallel configurations to expand network reach or create redundant paths without requiring a complete network overhaul. Its support for standard Ethernet protocols ensures compatibility with a wide range of industrial switches, controllers, and SCADA systems. Furthermore, its adoption into an industrial network sets the stage for future integration with Industrial Internet of Things (IIoT) platforms, providing a robust and reliable communication backbone for data acquisition and analysis.

Frequently Asked Questions

1. What is the maximum transmission distance for the Advantech EKI-1222-CE?

The transmission distance depends on the fiber optic cable type used. For multimode fiber, the maximum distance is typically around 2 kilometers. Single-mode fiber allows for significantly longer reach, extending up to 40 kilometers.

This distinction is crucial for planning network layouts in large industrial facilities or across campuses. Always select the fiber type and connector that matches your specific distance requirements and existing infrastructure.

Ensure the fiber optic cable is in good condition and properly terminated to achieve optimal signal integrity and maximum transmission range.

2. Can the Advantech EKI-1222-CE be powered by a standard 24VDC power supply?

Yes, the EKI-1222-CE supports a wide DC input voltage range from 12VDC to 48VDC. This makes it compatible with most common industrial power supplies, including standard 24VDC systems.

Using a reliable power source is critical for uninterrupted network operation. Consider a redundant power input configuration for enhanced system availability.

Verify the power supply's output voltage and current rating to ensure stable operation of the media converter.

3. What types of fiber optic connectors does the EKI-1222-CE support?

The Advantech EKI-1222-CE typically supports common industrial fiber optic connectors such as SC, ST, and LC. This allows for flexibility in connecting to various types of fiber optic cabling and network devices.

The specific connector type (SC, ST, or LC) is usually determined by the model variant or can be specified at the time of purchase. Check the product documentation for exact compatibility.

Ensure the fiber optic patch cords you use have matching connectors to establish a secure and reliable physical link.

4. Is the Advantech EKI-1222-CE suitable for outdoor or harsh environments?

The EKI-1222-CE is designed for industrial environments and features a wide operating temperature range of -40°C to 75°C. It also has an IP30 protection rating, offering some resistance to dust.

While it's ruggedized for industrial settings, it is not intrinsically waterproof or explosion-proof. For extremely harsh outdoor conditions or hazardous locations, an appropriate enclosure or a more specialized industrial communication device might be necessary.

Always consider the specific environmental conditions at the installation site to determine if the EKI-1222-CE meets all necessary protection requirements.

5. Does the EKI-1222-CE require any software configuration?

The Advantech EKI-1222-CE functions as a plug-and-play device for basic media conversion. It does not typically require software configuration for its primary Ethernet-to-fiber conversion.

Its operation is based on standard IEEE Ethernet protocols. Simply connect the power and network cables, and it will automatically establish the link between copper and fiber segments.

Any advanced features or diagnostics, if available on specific models, would be accessed via hardware interfaces or specific management tools, but core functionality is autonomous.

6. What are the benefits of using fiber optic media conversion in industrial networks?

Fiber optic conversion extends network reach far beyond copper cable limitations, ideal for large facilities. It provides immunity to electromagnetic interference (EMI), crucial in noisy industrial environments.

Fiber optics also offer enhanced security against wiretapping and can transmit data at higher bandwidths over longer distances. This improves overall network reliability and performance.

The EKI-1222-CE specifically bridges existing copper Ethernet infrastructure with the advantages of fiber optics, offering a cost-effective upgrade path.

7. How do I troubleshoot a lost link on the Advantech EKI-1222-CE?

First, check the status LEDs on the device for link and activity indications for both copper and fiber ports. Ensure power is correctly supplied to the unit.

Verify the integrity and proper connection of all Ethernet and fiber optic cables. Inspect fiber connectors for dirt or damage, and ensure the correct type of fiber (multimode/single-mode) and cable are used.

If the issue persists, test the connected devices and network infrastructure to rule out problems beyond the media converter itself. Consult the user manual for specific diagnostic procedures.

8. Can the EKI-1222-CE be used for Power over Ethernet (PoE) applications?

No, the Advantech EKI-1222-CE is a standard Ethernet media converter and does not support Power over Ethernet (PoE) transmission. Its function is solely to convert electrical signals from copper Ethernet to optical signals for fiber optics, and vice-versa.

If you require PoE capabilities, you would need a separate PoE-enabled switch or injector on the copper side before the media converter. The fiber optic side will not carry PoE power.

Ensure that any devices requiring PoE are powered through dedicated PoE sources before they connect to the RJ45 ports of the EKI-1222-CE.

9. What is the role of the dual Ethernet ports on the EKI-1222-CE?

The dual Ethernet ports can be utilized for network redundancy or to connect multiple devices. For redundancy, you can create a ring topology or connect to two different switches for failover.

One port can connect to the incoming Ethernet network, while the second port can connect to a separate network segment or a downstream device. This provides flexibility in network design.

This dual-port configuration enhances network resilience, ensuring continued operation even if one network path fails.

10. What are the typical power consumption and heat dissipation considerations for the EKI-1222-CE?

The Advantech EKI-1222-CE typically consumes a maximum of 3.5W, indicating low power requirements. This efficient operation results in minimal heat dissipation.

Despite its low power consumption, it's important to ensure adequate ventilation, especially when operating in higher ambient temperatures within its industrial range. This prevents thermal throttling or premature component aging.

The low power draw makes it suitable for use in battery-powered or energy-sensitive industrial applications where power efficiency is a key consideration.