Parker PQDXXA-Z10 - Block Diagram; Features

5
Digital Pump Control Module
Series PQDXXA-Z10
Installation and Setup Manual
Bulletin HY30-3255-INST/UK
Parker Hannifin Manufacturing Germany GmbH & Co. KG
Pump & Motor Division Europe
Chemnitz, Germany
diagnosis, displacement, 0...+10 V
ready, 24 V nominal
status I, 24 V nominal
diagnosis, pressure, 0...+10 V
10 V reference output
solenoid p-valve
(pressure pilot valve)
solenoid B Q-valve
(displacement control valve)
solenoid A Q-valve
(displacement control valve)
power supply
power supply
18...30 V
0
18...30 V
0
0 V
9
6
29
31
13
14
11
5
7
8
10
3
17
19
12
15
16
1
2
12 V
5 V
DC
DC
PWM
18
20
21
23
4
22
24
enable ramp, 24 V nominal
enable p/Q-control, 24 V nominal
enable power amplifier, 24 V nom.
connect to terminal 11, 0 V
displacement transducer, 4... 9 V
pressure command, (p
cmd
) 0... +10 V
or 4...20 mA
horse power 0... +10 V
command (L
cmd
) 0
pressure transducer 0... +10 V
or 4...20 mA
displacement cmd. (Q
cmd
) 0... +10 V
or 4...20 mA
µC
Block diagram
Parker digital control module series PQDXXA-Z10
for snap track mounting is compact, quickly in-
stalled and easy to connect with plug-in PIN blocks.
The digital concept offers perfect reproducibility and
optimized adaption to all PVplus pump displace-
ments and all possible functions from a simple
displacement control to a closed loop pressure
control with horse power limitation through an easy
to use setup software.
Features:
• Digitalcontrolcircuit
• Adjustablecontrol circuitsforpumpdisplace-
ment and pressure
• Constantsolenoidcurrentcontrol
• Analoginputcommands
(optional current and voltage)
• Diagnosisoutputfordisplacementandpressure
(if pressure transducer installed)
• Individualadjustablerampfunctionfordisplace-
ment and pressure
• Enableinputforsolenoidpoweramplierstage
• Statusmonitor
• Parameter setting via data cable with USB
Interface
• Electricalconnectionviaplug-inPINblocks
• Compatibleto the relevant European EMC
specications
• EasytousePCbasedsetupsoftware
• Coversallpumpdisplacementsfrom
16 to 360 cm³/rev
• Covers all functions: displacement control,
displacement control with open loop pressure
control and displacement control with closed
loop pressure control. Horse power control or
horse power limitation respectively is always
active with an installed pressure transducer.