Data modem 2563
RS232RS485for fiber optics

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data modem
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RS232, RS485, for fiber optics
DIN rail


The 2563 model is manufactured by SI Tech, and is an optical mini bit-driver® with asynchronous operation up to 115 kbps. It has a metal ST connector receptacle or SMA connector as an option. The unit has LED indicators for power, optical link status, transmit data and receive data that has optical link status pin. Every electrical interface is entirely independent and share a combined fiber link. The unit can operate at temperature ranging from 0°C to 50°C for multimode, and can extend from -20°C to +70°C as an option. It also has a power rating of 9 to 12 V DC, and mass of 0.4 lb.

Other S.I. Tech, Inc. products

RS-485 to Fiber Optic Modems

*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.