Moxa EDS-408A-3M-ST-T 8-Port Multi-mode ST Turbo Ring Redundant Switch

The Moxa EDS-408A-3M-ST-T is an 8-port multi-mode managed Ethernet switch designed for demanding industrial environments. It offers robust reliability with its Turbo Ring redundancy technology, ensuring uninterrupted network operation even during link failures. This switch boasts a compact form factor and wide operating temperature range, making it ideal for applications requiring high network availability and performance in harsh conditions. Its integrated fiber optic ports with ST connectors provide extended transmission distances, crucial for geographically dispersed industrial sites.

Product Specifications

| Feature                 | Specification                                   |

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

| Model               | Moxa EDS-408A-3M-ST-T                           |

| Ethernet Ports      | 8 x 10/100BaseT(X)                               |

| Fiber Ports         | 2 x 10/100BaseT(X) with 2 x 100BaseFX Multi-mode ST |

| Redundancy Protocol | Turbo Ring (Patented), supports millisecond recovery |

| Switching Capacity  | 3.6 Gbps                                        |

| Packet Forwarding Rate| 2.68 Mpps                                       |

| MAC Table Size      | 1 Million entries                               |

| Input Voltage       | 12/24/48 VDC (9.6 to 60 VDC)                    |

| Operating Temperature| -40 to 75 °C                                    |

| Enclosure           | IP30 metal housing                              |

| Mounting            | DIN-rail, Wall-mount                            |

| Dimensions          | 65 x 140 x 115 mm                               |

| Mean Time Between Failures (MTBF) | 235,000 hours                                   |

Core Features & Market Positioning

The Moxa EDS-408A-3M-ST-T distinguishes itself through its advanced Turbo Ring technology, offering sub-20-millisecond network recovery times, a critical differentiator in industrial automation where downtime is exceptionally costly. Its support for multi-mode fiber optic connections with ST connectors enables reliable data transmission over several kilometers, extending network reach far beyond the limitations of copper cabling. This combination of high-speed Ethernet, robust fiber connectivity, and rapid redundancy positions the EDS-408A-3M-ST-T as a premium solution for mission-critical industrial networks, outperforming standard unmanaged switches and even many basic managed switches in terms of resilience and environmental ruggedness. The switch's industrial-grade design, including a wide operating temperature range and robust housing, ensures stable performance in challenging environments like manufacturing floors, substations, and transportation systems.

Key Application Scenarios

This industrial Ethernet switch is optimally deployed in scenarios demanding high network availability and extended reach. Its 8-port configuration with integrated multi-mode fiber makes it suitable for connecting numerous devices in factory automation, process control, and machine-to-machine communication. Applications in intelligent transportation systems (ITS), such as traffic monitoring and control networks, benefit from the switch's ability to withstand vibration and temperature extremes. Furthermore, its robust redundancy capabilities are indispensable for critical infrastructure, including power substations and water treatment facilities, where continuous operation is paramount. The multi-mode ST fiber ports are particularly valuable for linking network segments across large industrial complexes or outdoor installations where signal integrity over distance is a concern.

Practical System Integration Guidance

Integrating the Moxa EDS-408A-3M-ST-T into an industrial network is straightforward, leveraging its standard DIN-rail mounting and straightforward wiring. Power is supplied via a wide-range DC input, accommodating common industrial power supplies. Configuration of management features like Turbo Ring, VLANs, and Quality of Service (QoS) is typically performed via a web-based interface, Telnet, or the Moxa Device Discover utility. For Turbo Ring setup, nodes are interconnected, forming a ring topology, and then the ring master is designated within the management interface. The switch supports standard industrial protocols, simplifying integration with PLCs and SCADA systems. The multi-mode ST fiber ports require appropriate fiber optic patch cables and transceivers, ensuring correct mating for optimal signal transmission.

Operation and Risk Mitigation

Operating the Moxa EDS-408A-3M-ST-T involves ensuring proper power supply within its specified voltage range and connecting network cables securely to prevent dislodgement due to vibration. Regular firmware updates are recommended to patch security vulnerabilities and enhance performance, accessible via Moxa's support portal. Troubleshooting common issues often involves checking link status LEDs, verifying cable integrity, and ensuring correct IP addressing if managed features are in use. In the event of a Turbo Ring failure, the system automatically reconfigures, but isolating the point of failure (e.g., a broken cable or faulty port) is crucial for restoring full redundancy. The wide operating temperature range mitigates risks associated with thermal stress, a common failure point in industrial electronics.

Scalability & Long-Term Value

The Moxa EDS-408A-3M-ST-T provides excellent scalability for growing industrial networks. Its managed features allow for network segmentation and traffic prioritization, supporting the increasing demands of IIoT and Industry 4.0 applications. The inclusion of both copper and multi-mode fiber ports offers flexibility to expand network reach and integrate with both existing copper infrastructure and future fiber deployments. Compatibility with other Moxa industrial networking products ensures a cohesive ecosystem for complex network architectures. The switch's robust design and long MTBF contribute to its long-term value by minimizing replacement costs and ensuring sustained operational uptime, supporting the longevity of industrial automation investments.

FAQs

What are the primary benefits of the Moxa EDS-408A-3M-ST-T?

This switch offers millisecond-level network recovery with Turbo Ring redundancy. It supports extended transmission distances via multi-mode fiber. Its industrial-grade design ensures reliable operation in harsh environments.

The Moxa EDS-408A-3M-ST-T provides robust connectivity options for industrial automation. Its rugged construction is built for demanding operational conditions. This ensures high availability and network uptime.

Key advantages include its wide operating temperature range and compact DIN-rail mountable form factor. These features simplify deployment in space-constrained industrial settings. It's engineered for mission-critical applications.

How does Turbo Ring redundancy work on this switch?

Turbo Ring provides sub-20-millisecond network recovery by creating a redundant ring topology. If a link fails, traffic is automatically rerouted. This ensures continuous operation of connected devices.

The technology allows for flexible ring configurations, supporting multiple switches in a ring. It offers high network availability crucial for industrial processes. The patented design is highly efficient.

When a break occurs in the ring, the switch automatically detects it and reconfigures the network path. This rapid failover minimizes data loss and operational interruption. It’s a key feature for uptime.

What kind of environments is the Moxa EDS-408A-3M-ST-T suitable for?

This switch is designed for harsh industrial environments. It operates reliably in temperatures from -40 to 75°C. Its IP30 metal housing protects against dust and debris.

Applications include factory floors, outdoor control cabinets, and transportation infrastructure. Its vibration and shock resistance are critical for these settings. It ensures stable network performance.

The Moxa EDS-408A-3M-ST-T is ideal for sectors like oil and gas, power utilities, and manufacturing. Its rugged features prevent failures in extreme conditions. It meets stringent industrial standards.

Can I use this switch for long-distance communication?

Yes, the multi-mode fiber ports with ST connectors enable extended communication distances. Multi-mode fiber typically supports up to 2 kilometers. This is ideal for connecting remote equipment.

Compared to copper Ethernet, fiber offers greater immunity to electromagnetic interference. This is vital in noisy industrial environments. It ensures signal integrity over longer runs.

The EDS-408A-3M-ST-T integrates fiber capabilities seamlessly. This allows for flexible network expansion across large facilities. It bridges communication gaps effectively.

What are the power requirements for this switch?

The Moxa EDS-408A-3M-ST-T accepts a wide DC input voltage range. This typically spans from 9.6 VDC to 60 VDC. It supports 12/24/48 VDC configurations.

This wide input voltage tolerance ensures compatibility with various industrial power sources. It simplifies installation in existing power systems. It reduces the need for specialized power converters.

The redundant power inputs, if available on the specific model variant, offer an extra layer of reliability. This protects against power supply failures. It enhances overall system uptime.

How do I configure the Turbo Ring feature?

Configuration is done through the switch's web interface or command-line interface. You designate a master and connect switches in a ring. The switch handles the automatic failover.

The setup involves defining the ring topology and any specific recovery parameters. Moxa's management software can also assist. It’s designed for straightforward implementation.

Once configured, the Turbo Ring ensures rapid network restoration if any part of the ring fails. This maintains seamless communication flow. It’s crucial for high-availability applications.

What is the MTBF rating of this product?

The Moxa EDS-408A-3M-ST-T boasts a Mean Time Between Failures (MTBF) of 235,000 hours. This indicates exceptional reliability and longevity. It signifies a low probability of failure.

This high MTBF rating is a testament to its robust industrial design and quality components. It assures users of its dependability in critical applications. It minimizes unexpected downtime.

A high MTBF rating translates to lower maintenance costs and reduced operational risks. It makes the switch a cost-effective, long-term solution for industrial networking. It’s built to last.

Does this switch support VLANs?

Yes, the Moxa EDS-408A-3M-ST-T is a managed switch and supports Virtual LANs (VLANs). VLANs segment the network for improved security and traffic management. It allows for better network organization.

VLANs enable the creation of separate broadcast domains. This reduces unnecessary network traffic and enhances performance. It’s a key feature for complex industrial networks.

By isolating traffic, VLANs improve network efficiency and security. It's essential for separating different operational or management segments. It supports advanced network configurations.

What type of fiber connectors does it use?

This specific model, the EDS-408A-3M-ST-T, utilizes ST connectors for its multi-mode fiber ports. ST connectors are a common and robust bayonet-style connector. They ensure a secure physical link.

The ST connector is well-suited for industrial environments due to its durability. It provides a reliable mechanical connection for fiber optic cables. It’s a widely adopted standard.

When connecting fiber optic cables, ensure the correct type of multi-mode fiber patch cord is used. Also, verify the cleanliness of the ST connector ferrules for optimal signal transmission. Proper connection is key.

What are the dimensions of the Moxa EDS-408A-3M-ST-T?

The switch has compact dimensions of 65 x 140 x 115 mm. This allows for easy installation in industrial control cabinets. Its small footprint saves valuable space.

Its size is optimized for DIN-rail mounting, a standard in industrial automation. This facilitates quick and secure installation. It integrates seamlessly into existing panel designs.

The compact yet robust design makes it suitable for various applications. It fits well even where space is limited. It's an efficient use of cabinet real estate.