User's Manual

Table Of Contents
PN 8700-10 Help Hot Line (U.S. only): 1-800-530-9960 3-5
620003-0
PRELIMINARY Communications RS-232 Serial Connector
Local Monitoring
Use a null modem cable to connect a laptop or PC to the 9-pin D-sub male serial con-
nector for local monitoring or configuring. The cable typically has a DB-9 female
connector on both ends. The following figure shows the cable pinout.
Figure 3-5 Null Modem Cable Pinout
Note that for each connector, pins 1 and 6 are tied together and sent to pin 4 of the
opposite connector.
DB-9
Connector
Pin
DB-9
Connector
Pin
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9