Moxa IMC-21-S-SC SC Single-mode Port Industrial Converter

The Moxa IMC-21-S-SC is an industrial converter designed for robust network extension in harsh environments, featuring a single-mode SC fiber optic port for long-distance communication. This converter boasts an extended operating temperature range of -40 to 75°C, ensuring reliable performance in extreme conditions, and supports a wide DC power input range (12 to 48 VDC). Its DIN-rail mountable design simplifies installation, and its compact form factor is ideal for space-constrained industrial settings. The IMC-21-S-SC excels at converting electrical signals to optical signals, effectively extending Ethernet networks over significant distances using single-mode fiber.

Product Specifications

| Feature                 | Specification                                          |

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

| Model                   | Moxa IMC-21-S-SC                                       |

| Interface               | 1 x 10/100BaseT(X) (RJ45 connector)                     |

|                         | 1 x 100BaseFX (SC connector, single-mode)              |

| Fiber Wavelength        | 1310 nm                                                |

| Fiber Distance          | Up to 30 km (single-mode)                              |

| Power Input             | 12 to 48 VDC                                           |

| Power Consumption       | Max. 1.56 W                                            |

| Operating Temperature   | -40 to 75°C                                            |

| Mounting                | DIN-rail                                               |

| Dimensions              | 20.5 x 95 x 76 mm (0.81 x 3.74 x 2.99 in)               |

| Ingress Protection      | IP30                                                   |

Core Features & Market Positioning

The Moxa IMC-21-S-SC distinguishes itself with its industrial-grade construction, specifically engineered for reliability in demanding sectors like oil and gas, transportation, and manufacturing. Its single-mode SC port provides superior signal integrity and extended reach compared to multimode fiber, making it an ideal solution for bridging large distances between network nodes. The converter’s ability to withstand extreme temperatures and power fluctuations positions it as a dependable choice for mission-critical applications where network uptime is paramount. Moxa's reputation for robust industrial networking solutions further reinforces the IMC-21-S-SC's market standing as a high-performance, long-term investment.

Key Application Scenarios

This industrial converter is crucial for extending Ethernet connectivity in scenarios requiring long-haul data transmission. It is frequently deployed in utility substations to connect remote monitoring equipment back to a central control system, leveraging the single-mode fiber's kilometer-spanning capabilities. In transportation networks, such as railways or highways, the IMC-21-S-SC facilitates communication between wayside devices and central management platforms over extensive routes. Furthermore, in large-scale manufacturing plants, it bridges the gap between different production zones or connects supervisory control systems in expansive facilities, ensuring seamless operational data flow.

Practical System Integration Guidance

Integrating the Moxa IMC-21-S-SC into an industrial network is straightforward. Installation typically involves mounting the unit onto a standard DIN rail within an enclosure. Power is supplied via screw terminals, accepting a wide DC voltage range to accommodate various industrial power sources. The RJ45 port connects to standard Ethernet devices using Cat5e or higher cabling, while the SC fiber optic port requires appropriate single-mode fiber optic patch cords. Configuration is minimal, often requiring no complex setup as the device acts as a transparent media converter, translating electrical Ethernet signals to optical signals and vice-versa. Proper termination of the SC connectors and correct fiber polarity are essential for establishing a stable optical link.

Operation and Risk Mitigation

Operating the Moxa IMC-21-S-SC requires adherence to standard industrial electrical safety practices. Ensure power is disconnected before making any wiring connections. The converter is designed for plug-and-play functionality, minimizing the risk of configuration errors. Common troubleshooting steps include verifying power supply stability, checking the integrity of Ethernet and fiber optic connections, and inspecting the LED indicators for link status. While the device has an IP30 rating, it should be protected from direct exposure to dust, moisture, and corrosive substances by housing it within an appropriate industrial enclosure. For optical connection issues, ensure the correct single-mode fiber type and clean SC connectors are used.

Scalability & Long-Term Value

The IMC-21-S-SC offers significant long-term value by providing a reliable and cost-effective method for extending existing industrial Ethernet infrastructure. Its compatibility with standard Ethernet protocols ensures seamless integration with a wide range of PLCs, SCADA systems, and other industrial devices. As industrial environments evolve towards greater connectivity and IIoT adoption, the IMC-21-S-SC serves as a foundational component for expanding network reach to previously inaccessible areas, enabling richer data collection and remote monitoring capabilities. The use of single-mode fiber future-proofs the network by offering substantial bandwidth and distance capabilities that can support future technological advancements and increased data traffic demands.

FAQs

What is the maximum data transmission distance for the Moxa IMC-21-S-SC?

The Moxa IMC-21-S-SC supports single-mode fiber optic cables. It can transmit data up to 30 kilometers. This extended reach is ideal for large industrial sites.

This capability significantly surpasses standard copper Ethernet limitations. It allows for robust network extension across vast geographical areas. The single-mode nature ensures signal integrity over these long distances.

This makes it suitable for applications like utility networks, transportation systems, or sprawling factory floors. It bridges communication gaps where conventional networking is impractical. The reliable, long-distance link is a key advantage.

What type of fiber optic connector does the Moxa IMC-21-S-SC use?

This industrial converter utilizes an SC connector. It is specifically designed for single-mode fiber optic applications. SC connectors are widely recognized for their reliability and ease of use.

The SC connector's push-pull mechanism ensures a secure connection. This is vital in industrial settings where vibrations can occur. The single-mode fiber compatibility allows for longer transmission distances.

When connecting, ensure the SC connector is clean and properly seated. This maximizes signal quality and connection stability. The SC interface is a common standard in industrial fiber optics.

What are the power requirements for the Moxa IMC-21-S-SC?

The IMC-21-S-SC operates on a wide DC power input range. It accepts voltages from 12 to 48 VDC. This flexibility accommodates various industrial power supplies.

This wide voltage tolerance is crucial for unstable power environments. It ensures reliable operation even with fluctuations. The device's low power consumption is also an advantage.

The unit draws a maximum of 1.56 W. This makes it an energy-efficient component for your network. Proper wiring to the screw terminals is essential for stable power delivery.

Can the Moxa IMC-21-S-SC operate in extreme temperatures?

Yes, the Moxa IMC-21-S-SC is built for harsh industrial conditions. It features an extended operating temperature range. This covers temperatures from -40°C to 75°C.

This wide thermal range ensures dependable performance in extreme heat or cold. It is suitable for outdoor installations or unconditioned environments. This robustness is a hallmark of industrial-grade equipment.

Deploying this converter in challenging climates is therefore highly feasible. Its resilience minimizes downtime risks associated with temperature fluctuations. The construction prioritizes operational continuity.

What is the primary function of the Moxa IMC-21-S-SC?

Its primary function is to convert Ethernet signals to optical signals. It specifically facilitates communication over single-mode fiber optic cables. This media conversion extends the reach of industrial Ethernet networks.

It acts as a bridge between electrical Ethernet (RJ45) and optical Ethernet (SC). This allows for long-distance data transmission where copper Ethernet fails. The device is essential for building resilient, far-reaching networks.

This converter is a key component for reliable data transfer in demanding industrial settings. It ensures seamless connectivity across significant distances, vital for operational efficiency. It's a robust solution for network expansion.

How is the Moxa IMC-21-S-SC typically mounted in an industrial panel?

The IMC-21-S-SC is designed for easy industrial installation. It features a DIN-rail mounting mechanism. This is a standard method for mounting devices within control cabinets.

Simply slide the converter onto a 35mm DIN rail. This ensures a secure and stable physical connection. The compact dimensions also save valuable panel space.

This mounting type simplifies deployment and maintenance. It allows for quick removal or replacement if needed. Ensure the DIN rail is properly grounded for safety.

What is the Ethernet speed supported by the Moxa IMC-21-S-SC?

The IMC-21-S-SC supports Fast Ethernet speeds. It operates at 10/100 Mbps on its copper RJ45 port. The fiber optic port also supports 100 Mbps transmission.

This speed is suitable for many industrial control and monitoring applications. It ensures sufficient bandwidth for typical data exchange. The converter maintains a consistent data rate across media types.

While not Gigabit Ethernet, its 100 Mbps capacity is ample for its intended purpose. This ensures reliable data flow for critical industrial processes over long distances. It's designed for robustness and reach.

Is the Moxa IMC-21-S-SC suitable for hazardous or explosive environments?

The Moxa IMC-21-S-SC has an IP30 Ingress Protection rating. This means it is protected against solid objects larger than 2.5mm. It is not designed for hazardous or explosive environments requiring higher IP ratings or intrinsic safety certifications.

For such applications, specialized industrial equipment with appropriate safety certifications (e.g., ATEX, IECEx) must be used. Always consult product datasheets and environmental requirements. Environmental suitability is critical for safety and compliance.

This converter is best suited for general industrial applications where environmental risks are moderate. Ensure it is installed in a protected enclosure if used in dusty or damp locations. Proper enclosure protects the device from environmental ingress.

Does the Moxa IMC-21-S-SC require any software configuration to function?

No, the Moxa IMC-21-S-SC operates as a transparent media converter. It does not require any software configuration or complex setup. Its function is to directly translate signals between Ethernet and fiber optics.

Plug-and-play operation simplifies deployment significantly. Connect your Ethernet device to the RJ45 port and your fiber optic network to the SC port. The converter handles the rest automatically.

This plug-and-play nature reduces installation time and potential for human error. It's designed for immediate use in industrial networks where ease of deployment is valued. It ensures reliable operation out of the box.

What are the physical dimensions of the Moxa IMC-21-S-SC?

The Moxa IMC-21-S-SC has compact physical dimensions. Its measurements are 20.5 mm in width, 95 mm in height, and 76 mm in depth. These dimensions are approximately 0.81 inches by 3.74 inches by 2.99 inches.

These compact dimensions are advantageous for industrial control panels. They allow for installation in space-constrained enclosures. The small form factor facilitates dense equipment mounting.

The slim profile ensures it can be easily integrated alongside other industrial networking components. This makes it a practical choice for upgrading or building out network infrastructure within limited physical space. Its size aids in efficient cabinet layout.