Shanghai Hanchao Hydraulic Equipment Co., Ltd
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4WRP, 4WRPE, and 4WRP (E) H series high-frequency response valves
4WRP, 4WRPE, and 4WRP (E) H series high-frequency response valves
Product details
DESCRIPTION
High frequency response valve
4WRPH / 4WRPEH


Models 4WRPH and 4WRPEH
High frequency directional valve, direct acting, with potential feedback
  • Specifications 6 and 10

  • Installation surface according to DIN 24340 Type A and ISO 4401

  • Control the direction and magnitude of traffic flow

  • Closed loop control for position, speed, and pressure

  • Triggered by controlling the electromagnet

  • Sensing the position of the control slide valve through an inductive position detector

  • Integrated electronic control (OBE) for 4WRPEH

  • Characteristic curve with or without variation

5WRP / 5WRPE

Models 5WRP and 5WRPE
High frequency directional valve, direct acting, with potential feedback
  • Specification 10

  • Installation surface according to DIN 24340 Type A and ISO 4401

  • Flow control P-A/A-T

  • Application of closed-loop speed and pressure control

  • Triggered by the control electromagnet

  • Position sensing of control valve core through induction potential detector

  • Integrated electronic control (OBE) for 5WRPE

  • Linear characteristic curve


4WRREH
Model 4WRREH
High frequency response valve, direct acting, with potential feedback
  • Specification 6

  • Installation surface according to DIN 24340 Type A and ISO 4401

  • Control the direction and magnitude of traffic flow

  • Used for closed-loop control, with high kinetic energy

  • Triggered by dual stroke control electromagnet

  • Position sensing of control valve core through sensing position monitor

  • Integrated electronic controller (OBE)

  • The characteristic curve can have or not have changes


4WRP / 4WRPE / 4WRP(E)H



Models 4WRP, 4WRPE, and 4WRP (E) H
High frequency response valve, direct acting, with potential feedback
  • Specifications 6 and 10

  • Installation surface according to DIN ISO 4401 (4WRP type, with an additional L oil port for size 10)

  • plus lap

  • Integrated electronic control (OBE) for 4WRPE type

  • The 4WRPH type valve core and sleeve have servo function

  • Used for electro-hydraulic controllers


4WRSE / 4WRSEH


Models 4WRSE and 4WRSEH
High frequency response valve, direct acting, with integrated electronic controller (OBE)
  • Specifications 6 and 10

  • Installation surface according to DIN 24340 Type A and ISO 4401

  • Controllable position and speed

  • Integrated electronic control (OBE) with ± 10 V and 4 to 20 mA interfaces

  • The 4WRSEH type valve core and sleeve have servo function


4WRPNH


Model 4WRPNH
High frequency response valve with integrated shaft controller and bus interface
  • Specifications 6 and 10

  • Integrated digital control function for (IAC-R):

    • flow control

    • positioning

    • pressure control

    • P/Q function

    • Can switch between position/pressure and position/power control

    • NC function

  • Analog and digital interfaces for instructions and real values

    • 4 analog sensors (± 10 V or 4 to 20 mA) or

    • 1 length measurement system (1Vess or SSI) and 2 analog sensors

  • BUS

    • CAN line, CANopen protocol DS408

    • Profibus-DP V0/V1

  • Quick startup through PC and startup software

4WRL / 4WRLE Models 4WRL and 4WRLE
High frequency response valve, pilot operated, with potential feedback
  • Specification 10 to 35

  • Installation surface according to DIN 24340 Type A and ISO 4401

  • Control the direction and magnitude of traffic flow

  • Closed loop control for power, position, speed, and position

  • RV-PL Pilot Control Valve

  • Closed loop position control pilot control valve and main stage

  • Module system with different valve markings

  • Integrated electronic control (OBE) for 4WRLE

  • Standard and nonlinear characteristic curves


4WRVE
Model 4WRVE
High frequency directional valve, pilot operated, with potential feedback
  • Specification 10 to 25

  • Installation surface according to DIN 24340 Type A and ISO 4401

  • Control the direction and magnitude of traffic flow

  • Used for closed-loop control, high kinetic energy

  • RV-HRV Pilot Control Valve

  • Module system with different valve markings

  • Integrated Potentiometer (OBE)

  • Standard and nonlinear characteristic curves


4WRGE


Model 4WRGE
High frequency directional valve, pilot operated, with potential feedback
  • Specification 10 to 25

  • Installation surface according to DIN 24340 Type A

  • Control the direction and magnitude of traffic flow

  • Suitable for closed-loop control of power, position, speed, and pressure

  • Pilot control through a three-way high-frequency response valve with position feedback

  • Automatic centering at the main level

  • Position sensing of the main valve core through an induction position monitor

  • Integrated electronic controller (OBE)


4WRTE


Model 4WRTE
High frequency directional valve, pilot operated, with potential feedback
  • Specification 10 to 35

  • Installation surface according to ISO 4401

  • Closed loop control suitable for position, speed, pressure, and power

  • Integrated electronic controller (OBE)


4WRL / 4WRLE

Models 4WRL and 4WRLE
High frequency directional valve, pilot operated, with potential feedback
  • Specification 10 to 25

  • Installation surface according to ISO 4401

  • Main level with servo function

  • Traffic characteristics

    • Progressive form of fine throttling edge ("M")

    • Nonlinear characteristic curve

  • Integrated electronic control (OBE), 4WRLE type


4WRDE Model 4WRDE
High frequency directional valve, pilot operated, with potential feedback
  • Specification 10 to 32

  • Installation surface according to ISO 4401

  • Control the direction and magnitude of traffic flow

  • Suitable for closed-loop control of power, position, speed, and pressure

  • Pilot control through a 2-stage servo valve

  • Position sensing of the main valve core through an induction position monitor

  • Integrated electronic controller (OBE)


2WRCE…/P  /  3WRCE…/P Model 2WRCE.../P and 3WRCE.../P
High frequency directional valve (block installation), pilot operated, with integrated electronic control (OBE) and potential feedback
  • Specification 32 to 50

  • Component Series 2X

  • Installation dimensions according to DIN ISO 7368 (2WRCE type)

  • Closed loop control suitable for position, speed, and pressure

  • Controlled by a proportional valve

  • Structural fastening

  • Position sensing of control valve core through sensing position monitor

  • Specifications 63 and 80, please inquire with our company


3WRCBH Model 3WRCBH
High frequency directional valve (block installation), pilot operated, with potential position feedback
  • Specification 25 to 50

  • Component Series 1X

  • Block installation, 3/2-way marking, control P-A/A-T ports

  • Control slider with anti rotation feature, control port with servo function

  • The pressure can reach 315 bar

  • Generally required control lines A-X

  • For specifications 25 and 50, dynamic reflow (B-Z) is possible

  • Equipped with an inductive position monitor, position control is achieved through external pilot control valves and valve electrical components

  • The pilot control valve on the control block is externally distributed

  • Hysteresis<0.1%

  • Progressive flow characteristics with precise control points


2WRC(E)…/S  /  3WRC(E)…/S Types 2WRC(E)…/S and 3WRC(E)…/S
High frequency directional valve (block installation), pilot operated, with potential feedback
  • Specification 32 to 160

  • Installation dimensions according to DIN ISO 7368 (2WRC type)

  • Suitable for closed-loop control of position, speed, and pressure

  • Controlled by servo valve

  • Short switching time and low hysteresis loop

  • Position sensing of control valve core through induction position detector

  • With or without integrated electronic control (OBE)



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