Name: Parker PV028
Brand: Parker
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Parker Hanniﬁn Manufacturing Germany GmbH & Co. KG

Pump & Motor Division Europe

Chemnitz, Germany

Electro hydraulic proportional controls version 45 for

axial piston pumps, PV series

Bulletin MSG30-3254-INST/UK

Installation and setup manual

Notes:

The compensator / control ordering codes shown represent the last three digits in the

pump ordering code (di-gits 13 to 15).

Setup manual for electro hydraulic proportional controls for axial piston pumps, PV family

Contents

1. Table of available electro hydraulical controls ...................................................................3

2. Proportional displacement control, code …FDV (old: FPV) ................................................3

3. Proportional displacement control with pressure compensation,

codes ...UDR, ...UDK (old: UPR, UPK) .............................................................................6

4. Proportional displacement control with closed loop pressure control,

code ...UDM (old: UPM) .................................................................................................8

5. Preload valve for proportional controlled pumps, code PVAPVV... ..................................... 10

Table 1: Main dimensions - preload manifold ................................................................. 11

6. External pilot pressure supply ....................................................................................... 12

7. Quick pressure relief with quick unload valve, code PVAPSE* in

combination with controls codes ...UDS resp. UDQ ........................................................ 13

8. Preload and quick unload manifold PVAPVE* in combination with compensator codes

...UDP resp. ...UDF ...................................................................................................... 14

Table 3: Main dimensions of the preload and quick unload manifold .................................15

9.1 Basic adjustment of CIP sensor ....................................................................................16

9.2 Basic adjustment LVDT ................................................................................................18

9.3 Basic adjustment control valves .................................................................................... 19

10. Connecting diagram for proportional displacement control; Code ...FDV. .........................20

11. Connecting diagram for p/Q-control; Codes ..UDR, ...UDK, ...UDM, ...UDS, ...UDQ, ...

UDP and ...UDF. ..................................................................................................................... 21

12. Cables and connections .................................................................................................22

13. Trouble shooting guide ...................................................................................................24

Parker PV028 User Manual

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