ID
Index Name
Value
Unit Description
Type
PDO
2840
HYD_Cfg
Configure Hydraulic System Control
1
pRefSrc
PROFILE (1)
Hydraulics: Selection of pressure
reference source
uint16
3
pActCalc
PACTSEL (5)
Hydraulic: Pressure actual value
calculation method
uint16
4
pMinSrc
PressCon (0)
Minimum pressure source selector
uint16
5
pMaxSrc
PressCon (0)
Maximum pressure source selector
uint16
6
QMinSrc
PressCon (0)
Minimum flow rate source selector
uint16
7
QMaxSrc
PressCon (0)
Maximum flow rate source selector
uint16
8
QActCalc
NONE (0)
Flow rate calculation method
uint16
9
QLeakEst
MEAS (0)
Flow rate leakage estimation method
10
nRefSrc
PROFILE (1)
Pump speed reference source
selector
uint16
Table 7.91: Selectors settings
The control dynamic performance and the pressure and volumetric flow rate limits for
the pressure control are configured in P 2850 - HYD_PressCon.
Image 7.85: “Pressure control” screen
MOOG
ID No.: CB40859-001 Date: 11/2020
MSD Servo Drive - Device Help
211
7 Control
ID
Index Name
Value
Unit
Description
Type
PDO
2850
HYD_PressCon
Hydraulics: Pressure regulation
parameter
0
Kp
5
rpm/bar Gain
float32
2
Tn
3
ms
Integration time constant
float32
5
pMin
-50
bar
Minimum permissible pressure
float32
6
pMax
50
bar
Maximum permissible pressure
float32
7
QMin
-10
l/min
Minimum flow rate
float32
8
QMax
10
l/min
Maximum flow rate
float32
Table 7.92: Dynamism and limitation settings
The “Signal configuration” area is used to scale and limit the input variables for the
hydraulic system from P 2845 - HYD_Input_Val again by using P 2846 - HYD_Input_
Adapt. The results can be seen in P 2847 - HYD_Val.