Westermo SDW-550 Switch Техническое Руководство

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Industrial Ethernet Switch
Field of application
SDW-550
5 port Switch
The SDW-550 is an unmanaged industrial Ethernet switch with 5 TX (copper) 
10/100 Mbit/s ports.The ports are set up for auto-negotiation of line speed and
full/half duplex connection; however DIP switches do allow each port to be individu-
ally configured if necessary. All 5 ports support MDI/MDI-X which means there will
never be a problem as to whether to use a standard or crossover patch cable.
The screen of each TX port is individually isolated to help prevent earth loop 
problems within the network.
The unit has a wide DC power input range with polarity protection as well as
being able to accept power from dual sources. With extended temperature range
supported as standard the SDW-550 is a basic switch designed to be used the
harshest environments.
… 5 port TX switch
… Plug and play
… TX chassis individually isolated
… Auto negotiation or manual TX port 
configuration.
… Automatic MDI/MDI-X crossover
… Extended temperature range –25°C 
to +70°C (–13°F to +158°F)
… LEDs for diagnostics
… Redundant power
… Wide DC power range