B1.0 SPECIFICATIONS - FOR MAGNUM 210X TWO-PORT REPEATERS
Power Supply (Internal 48 VDC Option)
DC Power Connector: 3 terminals:
Input Voltage: 36 - 70 VDC
Power Consumption: Model 210X: 8 watt typical, 15 watts max.
With the exception of the power supply, all specifications and functions of Magnum
B2.0 48V DC POWER OPTION, THEORY OF OPERATION
The 48VDC power option is designed using diodes inside on each DC power input line behind the two external power connection terminals, so that the power from an
external source can only flow into the
REPEATER
repeater. This allows the repeater to operate |
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only whenever DC power is correctly | A- |
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applied to the two inputs. It protects the |
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GND |
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repeater from incorrect DC input |
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connections. An incorrect polarity connection, for example, will neither effect the repeater, nor its power supply internally, nor will it blow the fuse in the internal power supply.
B3.0 APPLICATIONS
Magnum 210X repeaters are easily installed in a variety of applications where 48 VDC power is used as the primary power source. The 48VDC power configuration provides an Ethernet networking solution utilizing a special power supply in hubs with a proven track record.
The solution is particularly useful in the telecommunication industry, where it is common for facilities to operate on 48VDC power. Such companies include regular and
wireless telephone service providers, Internet Service Providers (ISPs) and other
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