Installation
Figure 44: S bus, point-to-point
Greater distances (up to 8km) can be achieved using a standard commercial S bus extension.
Restrictions
The maximum number of terminals per S bus is further restricted by the power requirements of the
terminals and their supplementary equipment:
Table 53: Power balance on the S bus
Power available [W]
S bus short
5
56
S bus, long 3.5
a
The number of terminals is the sum of the power requirements of the individual terminals and the power
available on the S bus.
4.7.3.2.3 Connection sockets
Figure 45: RJ45 connection, single socket
56
These values are based on a wire diameter of 0.5 mm.
Release 7.1
137 System Manual for Mitel SMB Controller
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