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Connection Options (Positioning of PoE Power Supply)
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Network Without PoE, Power Supply Through One Device Via Power Supply Unit
DSL router
Two-wire cable
max. 500 m
PoE out
Two-wir
e
48-57 V DC
Power supply unit
The power required for and one PoE end device can be supplied by connect-
ing an external power supply unit (48–57 V DC, 600 mA) to another unit (max.
power output for end device: PoE class 3/13 W). The external power can also be supplied
via the unit to which the PoE end device is connected in order to reduce unnecessary
performance losses.
Network Without PoE, Power Supply Through Both Devices Via Power Supply Unit
DSL router
Two-wire cable (extra long)
No more transfer via PoE
PoE out
Two-wir
e
Two-wir
e
48-57 V DC
48-57 V DC
Power supply unit
Power supply unit
If the two-wire cable is not sufficient to supply the remote station with power
due to its length, both units can be supplied with power via a power supply
unit (48–57 V DC, 600 mA).