No.
Name
Connection type
Connector type
(Integrated)
Mating connector and
cable
(From outside)
⑤
XF3
Ethernet
RJ45 socket
8-pin
RJ45 plug
8-pin
⑥
XF4
Ethernet
RJ45 socket
8-pin
RJ45 plug
8-pin
CAN extension module
⑦
XF70
CAN
CAN cable (4-pin)
CAN cable (4-pin)
⑧
XF71
CAN
CAN cable (4-pin)
CAN cable (4-pin)
⑨
Fallback pushbutton
Tab. 9-1: Interfaces of the extension modules
Connector contact
XF70 or XF71
Signal
Function
00 or 02
C_H
CAN_H signal
01 or 03
C_L
CAN_L signal
10 or 12
GND
CAN ground
11 or 13
WID
Adding the termination resistor to the CAN network
The resistor is enabled by connecting the plug contacts 10 (CAN
GND) and 11 (WID) or 12 (CAN GND) and 13 (WID).
Tab. 9-2: Pin assignment of XF70 and XF71
Plug name
S20 plug
Connection method
Spring-cage connection in direct plug-in technolo-
gy
Conductor cross-section
Rigid or flexible 0.2 mm
2
to 1.5 mm
2
Conductor cross-section AWG
24 to 16
Tab. 9-3: Connection data of XF70 and XF71
Extension Modules Profibus, RT-
Ethernet, Sercos, CAN
Bosch Rexroth AG
Interfaces
DOK-CONTRL-XFE**EXTMOD-IT04-EN-P
15/37
