
Connecting the Network
3-4
SIMATIC 505 PROFIBUS-FMS CP User Manual
Cables and Connectors (continued)
A
PROFIBUS repeater available from Siemens is shown in Figure 3-3. The
repeater connects two RS-485 segments, enabling expanded physical
networking. Nine repeaters may be used in a series. A standard PROFIBUS
repeater is available from Siemens; specify 6ES7 972-0AA00-0XA0
(9.6 Kbits to 12 Mbits).
DC
24V
L1 M PE M5
A2 B2 A2 B2
RS 485–REPEATER
A1 B1 A1 B1
Figure 3-3 PROFIBUS
Repeater
PROFIBUS Repeater
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