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Transition SDSFE3114-120-NA Media Converter DB-9 SC 100BFX 20km
- Converts serial data (DB-9) to 100Base-FX fiber optic signals.
- Features a DB-9 connector for the serial interface.
- Utilizes SC connectors for the fiber optic interface.
- Supports 100 Mbps data rates over fiber.
- Extends serial communication distances up to 20 km over single-mode fiber.
- Standalone unit with external power adapter.
- LED indicators for status monitoring (Power, FX Link/Activity, Serial Link/Activity).
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Product Overview
The Transition SDSFE3114-120-NA is a media converter designed for serial data transmission, converting DB-9 serial interfaces to 100Base-FX fiber optic signals. It supports extended distances up to 20km.
Technical Information
| Product Type | Serial Media Converter |
| Interface Type | RS-232 (DB-9) to 100Base-FX (SC) |
| Serial Connector | DB-9 |
| Fiber Connector | SC |
Additional Specifications
| Max Distance | 20 km |
| Data Rate | 100 Mbps (Fiber), Varies (Serial) |
| Network Standard | IEEE 802.3u Fast Ethernet (Fiber side) |
| Fiber Type | Single-mode |
Product Description
The Transition SDSFE3114-120-NA is a specialized media converter designed to extend the reach of serial communication interfaces, such as RS-232, over fiber optic networks. It bridges the gap between a standard DB-9 serial port and a 100Base-FX fiber optic link, enabling serial data to be transmitted over significantly longer distances than possible with copper cabling. This is crucial for industrial automation, SCADA systems, remote monitoring, and other applications requiring reliable serial data transmission over extended ranges. The converter features a male DB-9 connector for connecting to serial devices like PLCs, industrial controllers, or diagnostic equipment. The fiber optic side utilizes SC connectors for connection to single-mode fiber optic cable, allowing for data transmission up to 20 kilometers. The device converts the serial data stream into a 100 Mbps Fast Ethernet optical signal for transmission over the fiber, and vice-versa at the receiving end. It supports various serial communication parameters, typically configurable via DIP switches or software. As a standalone unit, the SDSFE3114-120-NA is powered by an external AC adapter and includes LED indicators for monitoring power, serial link status, and fiber optic link activity. This media converter is an essential tool for modernizing legacy serial equipment, integrating serial devices into Ethernet networks, and ensuring robust, long-distance serial communication in challenging environments.

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