Rs485 (X6-Ser1); Pin Assignment; Fig. 7-6: 25 Pin D-Sub Female Connector Strip; Fig. 7-7: Pin Assignment Rs485 - Bosch Rexroth IndraControl VCP 05.2 Project Planning Manual

R911310377 / 02 | Rexroth IndraControl VCP 05
Interfaces
7.2.1

RS485 (X6-SER1)

7.2.1.1 Pin Assignment

Electric Drives and Controls | Bosch Rexroth AG
1. Female Connector X5 (Ethernet)
2. Female Connector X6 (RS422/RS485/RS232)
3. Female Connectors X9, X10 (USB Host - Type A)
4. Termination Switch (X6-SER1 RS485)
5. Threaded Bolt for Protective Grounding
6. Connector X1 (Supply Voltage)
The interface is suitable for point-to-point and for multi-point connec-
tions.
The wires belonging together are marked with „A" and „B". Some
descriptions refer to the pins with „+" and „-" , where A = + and B = -.
Signal Logic 1 U
Signal Logic 0 U

Fig. 7-6: 25 pin D-SUB female connector strip

Connector in the small operator terminal: 25-pin D-SUB female con-
nector strip
Pin Designation Function
8 T(A) Transmitted data (+)
9 T(B) Transmitted data (-)
11 SGND Signal Ground
22 R(A) Received data (+)
23 R(B) Received data (-)

Fig. 7-7: Pin assignment RS485

The D-SUB connector strips must be shielded sufficiently. See chapter
"Shielding D-SUB Connectors" on page 7-15.
- U <= -0.3 V i.e. (U
A B A
- U >= +0.3 V i.e. (U
A B
7-5
< U )
B
> U )
A B