PLANET WGSD-10020HP User Manual
Page 336
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al of WGSD-10020 Series
336
User’s Manu
Figure 8-1:
Power Supplied over the Spare Pins
The data pairs are used. Since Ethernet pairs are transformers coupled at each end, it is possible to apply DC power to the
center tap of the isolation transformer without upsetting the data transfer. In this mode of operation the pair on pins 3 and 6 and
the pair on pins 1 and 2 can be of either polarity.
Figure 8-2:
Power Supplied over the Data Pins
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