Siemens SIMATIC NET PROFIBUS User Manual

Passive Components for RS-485 Networks
4-50
PROFIBUS Networks SIMATIC NET
6GK1970-5CA20-0AA1 Release 2 05/2000
Table 4-10 Pinout of the Sub D Connector
Pin Signal Meaning
1 PE Protective earth
2 NC Not used
3 B (RXD/TXD-P) Data line B (receive/transmit data P)
4 NC Not used
5 M5V2 (DGND) Data ground
6 P5V2 (VP) + 5V voltage plus
7 NC Not used
8 A (RXD/TXD-N) Data line A (receive/transmit data N)
9 NC Not used

Siemens SIMATIC NET PROFIBUS Specifications

General

Brand	Siemens
Model	SIMATIC NET PROFIBUS
Category	Network Hardware
Language	English