User guide

Equipment specifications Chapter 4: Reference information
4-2
phn-2513_004v000 (Oct 2012)
Equipment specifications
This section contains specifications of the CMU, RFU and other equipment supplied by
Cambium for PTP 800 installations.
CMU specifications
The PTP 800 CMU (Cambium part number WB3480) conforms to the specifications listed
in Table 75, Table 76 and Table 77. The CMU and ODU power consumption figures are
specified in Table 78.
Table 75 CMU physical specifications
Category Specification
Dimensions Width 18.0 cm (7.1 in), Height 3.5 cm (1.4 in), Depth 22.0 cm (8.7 in)
Weight 1.1 kg (2.4 lbs)
Table 76 CMU environmental specifications
Category Specification
Temperature –33°C to 55°C
Humidity 95% non-condensing
Waterproof IP20
UV Exposure 10 year operational life (UL746C test evidence)
Table 77 CMU electrical specifications
Category Specification
Input voltage –40.5 V to –60 V
Input voltage withstand 0 V to –72 V
CMU dissipation 21 W