Fig. 7-16: 9-Pin D-Sub Female Connector Strip; Fig. 7-17: Pin Assignment Profibus Dp; Fig. 7-18: Cable Characteristics Profibus - Bosch Rexroth IndraControl VCP 35.2 Project Planning Manual

7-10 Bosch Rexroth AG | Electric Drives and Controls
Interfaces
7.3.1.1 Pin Assignment
7.3.1.2 Cable

Fig. 7-16: 9-pin D-SUB female connector strip

Connector in the small operator terminal: 9-pin D-SUB female connec-
tor strip
Pin Designation Function
1 nc Not Connected
2 nc Not Connected
3 RxD/TxD-P Received Data / Transmitted Data Plus
4 CNTR-P Repeater Control Signal Plus
5 DGND Data Transmission Potential
6 VP Supply Voltage of Terminators Plus
7 nc Not Connected
8 RxD/TxD-N Received Data / Transmitted Data Minus
9 CNTR-N Repeater Control Signal Minus

Fig. 7-17: Pin assignment PROFIBUS DP

The D-SUB connector strips must be shielded sufficiently. See chapter
"Shielding D-SUB Connectors" on page 7-12.
Any PROFIBUS DP-approved cables specified in the EN 50170 as ca-
ble type A can be used.
Parameter
Wave Impedance
Capacitance Per Unit
Length
Loop Impedance
Wire Diameter

Fig. 7-18: Cable characteristics PROFIBUS

Rexroth IndraControl VCP 35.2 | R911323106 / 02
Value
136 to 165 Ohm
< 30 pf/m
110 Ohm/km
0.64 mm (0.002")