7 cables and connectors – Honeywell Q7055A User Manual

Page 42

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BUILDING NETWORK ADAPTER BNA-1C/2CS/2DN

42

EN1B-0198GE51 R0801

7 Cables and Connectors

7.1

DB9F Null Modem Cable

Figure 7-1: Serial connectors

The female connector is numbered as shown below:

1

DCD

2

RxD

3

TxD

4

DTR

5

Ground

6

DSR

7

RTS

8

CTS

9

RI