Honeywell Q7055A - Manual (Page 44)

BUILDING NETWORK ADAPTER BNA-1C/2CS/2DN
44 EN1B-0198GE51 R0801
7.2 Ethernet Connectors
Figure 7-3: BNA Ethernet connectors
The BNA provides two different types of
connectors to bring the device online on the LAN.
First is a RJ45 10BaseT connector and second is an
AUI connector. This chapter describes the pin
layout of each connector type and shows how the
different cables need to be configured especially for
the connection via 10BaseT (RJ45).
7.2.1 RJ45 Connector
A lot of Ethernet local area networks are using
10BaseT twisted pair wiring. 10BaseT networks are
physically laid out in a star topology, where each