Motorola PTP 600 System User Manual page 38

3.3.3 Redundancy and Alternate Powering Configurations
NOTE: The use of DC supplies of less than 55v will reduce the usable distance between the
PIDU Plus and ODU see
Figure 7 – PTP 600 Series Bridge PIDU Plus to ODU Cable Length Graph
WARNING: The maximum distance from the ODU to the connected network equipment is
100m (330 ft) when using 1000BaseT. Powering distances over 100m (330 ft) are only
applicable when using a 1000BaseSX (Fiber Optic) connection.
3.3.3.1 External DC Supply Only
For use where there is no mains supply.
F igure 7.
9 7 6 H
Figure 8 - External DC Supply Only
36