Bosch Rexroth Marex SB Manual page 12

Wiring control head
!
gb
1
gr
2
1
2
3
4
br
1
ws
2
screened line
grounded at both ends
Terminal assignment control head
At the last control head, a bridge must be connected between terminals 4 and 5.
!
Special application: twin engine with mechanical throttle control and gear shifting
remove bridge
!
terminal 2/3
gb
1
gr
gr
gb
2
br
ws
gb
1
gr
2
3
4
br
1
ws
2
shielded cable
2
4 x 1 mm
earthed at both ends
The IDs of the control heads
must be different.
control head
ID 1
7 7
6 6
5 5
gr gr
4 4
gb gb
3 3
br br
2 2
ws ws
1 1
Example: 2 control head
The IDs of the control heads
!
must be different.
control head
control head
ID 1
7 7 7
6 6 6
5 5 5
gr gr
4 4 4
gb gb
3 3 3
br br
2 2 2
ws ws
1 1 1
port
9
optional switch: station tranfer interlock
(required for ECR stations according to classification rules)
control head
+
ID 2
7 7
-
6 6
5 5
gr gr
4 4
gb gb
3 3
br br
2 2
ws ws
1 1
screened line
(LIYCY)
4 x 1 mm
total length 60m max.
Terminal Designation
1 0 V
2 +8 V
3 CAN –
4 CAN +
5 CAN end
6 switch -
7 switch +
ID 2
!
7
6
5
4
3
bridge
2
at last
1
head
starboard
shielded cable
2
2 (4) x 1 mm
earthed at both ends
control head
ID 3
!
7 7
6 6
5 5
gr
4 4
gb
bridge
3 3
br
at last
2 2
ws
head
1 1
2
Colour
white (ws)
brown (br)
yellow (gb)
green (gr)
gb
1
gr
2
1
2
3
4
1
2