Bosch rexroth A4VSO 10 Series Instruction Manual page 88

12 A4VSO Series 10, 11 and 30 | Axial piston variable pump
DFR - Pressure and flow controller (see 92060)
DFR - Pressure and flow controller
(see 92060)
This controller keeps the flow of the pump constant even
under changing operating conditions.
The flow control is overlaid by a mechanically adjustable
pressure controller.
Optional:
Connection from X to the tank plugged (DFR1)
F
▼ Characteristic curve
p
q q
v min v max
LR2 - Power controller with hyperbolic
characteristic curve
(see 92064)
The hyperbolic power controller keeps the specified drive
power constant at the same drive speed.
Optional:
Pressure control (LR2D), remotely controllable (LR2G);
Flow control (LR2F, LR2S);
Hydraulic two-point control (LR2Z)
Not available from RE 92064:
LR2.Y (electric relief valve)
▼ Characteristic curve
p
V V
g min g max
Notice
▶ All additional components from 92060 and 92064 must
correspond to the ATEX classification for the
application concerned.
Bosch Rexroth AG, RE 92050-01-X-B2/2019-08-23
▼ Circuit diagram
not included in the scope of delivery
B
B B M
1 B
U S M
S
▼ Circuit diagram
B B M
1 B
U S M
S
X
F
K K T R(L)
1 2
R
KV
K K T R(L)
1 2