Siemens SIMATIC NET CP 5511 Installationsanleitung Seite 48

Installing the Network Card
Caution
The terminating resistors must only be activated on the first and
last station.
Pinout of the PROFIBUS Port
Pin No. Signal
Name
1 nc
2 nc
3 B (RxD/TxD- Data line B
P)
4 RTS_AS Handshake line for di-
rect PLC coupling
5 Ground (0V) Data reference potential –
6 +5V *) Power supply plus for
supplying the bus termi-
nation
7 nc
8 A (RxD/TxD- Data line A
N)
CP 5511 Installation Instructions/Product Information
20
Description IN/OUT
–
–
Input/output
Input
–
–
Input/output
A5E00102069–04