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IndraControl PR4 and VR4 Control cabi-
net PC and panel PC
Pin
5
6
7
8
9
Tab. 9-3: Pin assignment RS-422/485, 9-pin, male
RS-232, electrically isolated
The RS-232 interfaces are two electrically galvanically isolated interfaces that
are connected internally to the PC via the USB2.0 host.
Fig. 9-11: Optional extension module, RS-232, electrically isolated
Fig. 9-12: Pin assignment RS-232, 9-pin, male
Pin
1
2
3
4
5
6
7
8
9
Tab. 9-4: Pin assignment RS-232, 9-pin, male
RS-422
GND
RTS-
RTS+
CTS+
CTS-
1 2 3 4 5
6 7 8 9
RS-232
DCD
RXD
TXD
DTR
GND
DSR
RTS
CTS
RI
R911384699_Edition 03 Bosch Rexroth AG
Interfaces
RS-485
GND
–
–
–
–
19/57
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