Serial to Fiber Converters have RS-232/422/485 interface.

Press Release Summary:

Available with DB9 or terminal block interface options, RUS-115 and RUS-125 series can integrate serial and multi-mode or single-mode fiber networks to provide reliable solution for industrial Ethernet environment. Vibration- and shock-resistant products automatically detect serial baud rate and can extend transmission distance up to 2 km over multimode fiber and up to 120 km over single mode fiber. Transmission speeds reach 115.2 kbps for RS-232 and 500 kbps for RS-422/485.

Original Press Release:

Ethernet Direct Offers New Series of Serial to Fiber Multiple Interface

Taipei, Taiwan, 14 September, 2007- Ethernet Direct Corporation, a professional and primary provider of Industrial Networking and communication solutions, announced a series of Fiber Optic to RS-232/422/485 converter specifically designed to extend distance up to 2 km over multimode fiber and up to 120 km over single mode fiber.

The new RUS-115 and RUS-125 series integrates serial and multi-mode or single mode fiber networks to provide a reliable and economical solution for your industrial Ethernet environment. This offers seamless integration while working as transparent device serial connection and industrial Ethernet.

RUS series converters are available in two interface options: DB9 or Terminal block. It is designed to sustain vibration and shock, making the converter suitable for industrial environments.

Available models:
Model No.            Description

RUS-115MTD/MCD RS232 to Fiber Converter, Multi-Mode, ST/SC, DB9

RUS-125MTT/MCT RS422/485 to Fiber Converter, Multi-Mode, ST/SC, Terminal Block

RUS-115STD/SCD RS232 to Fiber Converter , Single-Mode, ST/SC, DB9

RUS-125STT/SCT RS422/485 to Fiber Converter , Single-Mode, ST/SC, Terminal Block

The RUS series incorporates a method to automatically detect the serial baud rate which is a convenient feature in the hardware. It provides reliability when in use and easy transmission without problem. The transmission speed based on RS-232 can be up to 115.2kbps and 500kbps can RS-422/485 network. Multimode fiber option can extend up to a transmission distance up to 2 Km while single mode fiber can extend transmission distance up to 30 km and extended distance up to 120km is available.

To learn more about Ethernet Direct products, please visit

About Ethernet Direct Group

Ethernet Direct brings a control system engineering perspective to networking technology. The principals of Ethernet Direct come from process-control and PLC system backgrounds.

The Global Ethernet Direct team covers operations from Product know-how, design implementation, quality assurance, manufacturing, logistics, sales, marketing & technical support. We are well-positioned to fulfill customers' needs and markets' demands by providing a great variety of tailor-made products and services. When you work with us, you will experience confidence and dependability. By choosing Ethernet Direct, you have chosen excellence & long-term commitment.

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