
ID
Index Name
Value
Unit Description
Type
PDO
2841
0
HYD_Ctrl
0000000000100000b
Hydraulic: system control
uint16
x
2842
0
HYD_State
0000000000000000b
Hydraulic: Status of the control
functions
uint16
x
Table 7.95: Control and status Word
Reference values, ramp and valve settings can now be made in the motion block
table.
Image 7.89: “Motion block table” screen
Motion block 0 is enabled immediately after starting the controller. The various
motion blocks can now be selected via bit 0 to bit 4 of the hydraulic control word.
ID No.: 0842.26B.5-01 Date: 09.2020
ServoOne - Device Help
216
7 Control
ID
Index Name
Value
Unit
Description
Type
PDO
2854
0
HYD_PumpRef
0
rpm
Hydraulic pump speed reference
float32
x
2855
0
HYD_PumpAcc
0
rpm/s
Hydraulic: Acceleration of the
pump speed
float32
x
2856
0
HYD_PumpDec
0
rpm/s
Hydraulic: Deceleration of the
pump speed
float32
x
2857
0
HYD_Ref
15
HYD_
UNIT
Hydraulic: Setpoint for volumetric
flow rate/pressure/speed/position
float32
x
2858
0
HYD_dRef
15
HYD_
UNIT/s
Hydraulic: 1st setpoint derivative
float32
x
2859
0
HYD_d2Ref
0
HYD_
UNIT/s/s
Hydraulic: 2nd setpoint derivative
float32
x
2860
0
HYD_ConMode
PRESS
(Hydraulic Control Mode)
uint8
x
Table 7.96: Table index 0 settings
ID
Index Name
Value
Unit
Description
Type
PDO
2854
1
HYD_PumpRef
0
rpm
Hydraulic pump speed reference
float32
x
2855
1
HYD_PumpAcc
0
rpm/s
Hydraulic: Acceleration of the
pump speed
float32
x
2856
1
HYD_PumpDec
0
rpm/s
Hydraulic: Deceleration of the
pump speed
float32
x
2857
1
HYD_Ref
15
HYD_
UNIT
Hydraulics: Setpoint for
volumetric flow
rate/pressure/speed/position
float32
x
2858
1
HYD_dRef
15
HYD_
UNIT/s
Hydraulic: 1st setpoint derivative float32
x
2859
1
HYD_d2Ref
0
HYD_
UNIT/s/s
Hydraulic: 2nd setpoint derivative float32
x
2860
1
HYD_ConMode
PUMP_
SPEED
(Hydraulic Control Mode)
uint8
x
Table 7.97: Einstellung Tabellenindex 1
7.11.14 Example: Hydraulic position control
This example shows which parameters must be set in order to control the position
and speed of a hydraulic cylinder with a linear encoder. The motor and encoder
must be parametrised before the hydraulic control settings can be made.