Technical data

6-128 Bosch Rexroth AG | Electric Drives and Controls Rexroth VCP-Operating Concept | R911305038 / 01
PROFIBUS-DP raw
6.9.5 Physical Interfacing
6.9.5.1 Pin Assignment
Fig. 6-195: 9-pin D-SUB female connector strip
Connector in the small operator terminal: 9-pin D-SUB female connec-
tor strip
6.9.5.2 Cable X2 - PROFIBUS-DP
In the wiring depicted below, the potential difference between the data
reference potentials DGND of all connections are NOT to exceed +/-
7V.
Ensure that no compensating current flow through the bus cable shield.
Install a separate equipotential bonding conductor.
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. 6-196: Pin assignment PROFIBUS DP
The D-SUB connector strips must be shielded sufficiently. See chapter
„Shielding D-SUB Connectors“ on page 7-1.