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Key Specifications


DFB-3105 Industrial Switch

DFB-3105 is an industrial 4 ports 10/100Base-TX and one 100Base-FX Fast Ethernet switch. With the fiber uplink function, it enlarges the transmission distance to 2KM by multi-mode fiber (DFB-3105) or 30KM by single-mode fiber (DFB-3105s). The DFB-3105 adopts slim and rigid aluminum case to save rail space and provides good heat radiation ability for compact system requirement. In order to be operated in harsh environment, DFB-3105 is equipped with IP31 grade case design to meet the requirements of drop-water and dust proof. The DFB-3105 also provides one relay output for port error events, which is enabled/ disabled by the DIP switch. Moreover, DFB-3105 has good immunity against unstable power source and can accept DC 18~32V power input by terminal block.

● 4 10/100 Base TX ports plus 1 Fast Ethernet Fiber ports

● Supports Multi-mode 2KM, Single-mode 30KM

● Slim-sized for Industrial Din-rail Application

● 18~32VDC Power Input

● Relay Output for Port Alarm

● Supports AC 1.5KV Hi-pot isolation protection

● IP31 rugged aluminum case

● Operating temperature -10~60°C (-40~75°C wide temperature mode available by request)

DFB-3105 Industrial Switch

DFB-3105 Industrial Switch
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