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Pressure and flow control system SYDFE1 series 2X, 3X | Annex
p
SOLL
Reference
Switch T
D
0...5 V
p
IST
0.5...5 V
0...20 mA
4...20 mA
Reference
Pressure controller OFF
Master/slave
Version VT5041-3X/1-0 or .../2-0
SW
SOLL
Reference
SWA
or
ACT master
Power limit
Reference
0...+10 V
Enable
System ground
Abbreviations used for signals
p
Pressure command value
COMM
p
Actual pressure value
ACT
Switch T
Switching of oil volume
D
SWA
Swivel angle command value
COMM
SWA
Actual swivel angle value
ACT
SWA
Actual swivel angle value of master
ACT master
FE1-contr.
Pressure controller deactivated
Bosch Rexroth AG, Edition 10.2021, RE 30011-B
17.2
BLOCK CIRCUIT DIAGRAM OF CONTROL ELECTRONICS VT
5041-3X
(1)
6c
0...10 V
U
4c
U
22c
0/+24 V
0...10 V
(3)
1...10 V
8c
U
10c
U
18a
0/+24 V
1)
FE1-contr.
(1)
14c
±10 V
U
16c
U
(1)
18c
±10 V
U
20c
U
100 %
cw
R3
ccw
0 %
Power limit
26c
0/+24 V
30a
+U
B
32a
28a
0 V
26a
Shield
32c
U
b
20a
–15 V
22a
M0
24a
+15 V
Pressure command value
1
Actual pressure value
2
Adjustment
R1
R2
J4
Leakage com-
pensation
3
Adjustment
+
+
Single pump/
combination
1
2
J2
3
8
SW
DIV
MAX
p
IST
Version VT5041-3X/3-0
+15 V
=
0 V
=
–15 V
1)
Function of jumpers and switches on the control electronics,
see 17.3 "Display and setting elements of control electronics VT
5041-3X" on pageSeite 92.
Meaning of the test jacks, display and setting elements
(potentiometers) on the front panel, see data sheet 40242, page
9.
D1
D2
p
IST
Pressure control off
>+11.5 V
<–0.5 V
Active swivel angle
command value
7
(5)
MIN
F
&
1)
Enable
9
10
Pressure controller
(10)
P
Swivel angle
controller
(6)
P
Enable
valve output stage
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