Technical data

6-16 Bosch Rexroth AG | Electric Drives and Controls Rexroth VCP-Operating Concept | R911305038 / 01
3964 RK512
6.1.4 Physical Interfacing
Plug-in connections on the operating device for connecting to control-
lers with various communication modules.
6.1.4.1 Pin assignment for operating devices with a universal interface
Pin Designation Function
10 T+ Transmitted Data, Positive Polarity
12 S1+ Power Source 1, Positive Polarity
13 R+ Received Data, Positive Polarity
14 R- Received Data, Negative Polarity
16 S2+ Power Source 2, Positive Polarity
19 T- Transmitted Data, Negative Polarity
21 S1- Current Sink 1, Negative Polarity
24 S2- Current Sink 2, Negative Polarity
Fig. 6-26: Pin assignment TTY / 20 mA, active
Pin Designation Function
6 TD Transmitted Data
15 CTS Clear to Send
17 RTS Request to Send
18 RD Received Data
25 SGND Signal Ground
Fig. 6-27: Pin assignment SER1 RS232
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. 6-28: Pin assignment RS485