Proportional Solenoid Valves

RECOMMENDED FOR

FLUID CONTROL

Product Introduction

Solenoid valve offering precise flow control (0-100%) proportional to input current, enabling automated adjustments. Used in semiconductors, medical, and industrial fields.
  • “High precision current control ensures accurate flow adjustment. With a horizontal, sliding-free design, it minimizes turbulence and offers long life.”
  • Made in a clean room with oil-free gas-contact parts for hygienic, low-contaminant valves.
  • Flexible piping connection options available.
Proportional Valve family
Application:
Used in analytical instruments (chromatographs, mass spectrometers), medical devices (oxygen concentrators, anesthesia machines), and environmental gas control valves.

Series List

Ultra Compact Proportional Control Solenoid Valve PSV-01T Series

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Rated
Voltage

24 V

Valve
operation
Normally close (NC)

Max.

CV value

0.001

Orifice Diameter

(mm)

0.2
Operating pressure
differential (MPaG)

~ 0.6

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Rated
Voltage

24 V

Valve
operation
Normally close (NC)

Max.

CV value

0.03

Orifice Diameter

(mm)

1.2

Operating pressure
differential (MPaG)

~ 0.35

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Rated
Voltage

24 V

Valve
operation
Normally close (NC)

Max.

CV value

0.042

Orifice Diameter

(mm)

1.8

Operating pressure
differential (MPaG)

~ 0.15

This model is compact (15.8 x 18 x 48 mm) but can withstand high pressure. It also has a unique design that reduces seat leakage.

Compact Proportional Control Solenoid ValvesPSV-03T series

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Rated
Voltage

24 V

Valve
operation
Normally close (NC)

CV

(Air)

0.007

Orifice Diameter

(mm)

0.7

Standard
Flow Rate

2 L/min

Operating pressure
differential range (MPaG)

0.05 ~ 0.5
Rated
Voltage

24 V

Valve
operation
Normally close (NC)

CV

(Air)

0.018

Orifice Diameter

(mm)

1.5

Standard
Flow Rate

5 L/min

Operating pressure
differential range (MPaG)

0.05 ~ 0.5
Rated
Voltage

24 V

Valve
operation
Normally close (NC)

CV

(Air)

0.109

Orifice Diameter

(mm)

3.6

Standard
Flow Rate

30 L/min

Operating pressure
differential range (MPaG)

0.1 ~ 0.3

Although it is a compact model (18 x 25 x 66 mm), it uses PTFE for the seal, allowing for precise control. A body-attached model is also available.

Product Features

Outputs a flow rate proportional to the current

valve character-01
  • By increasing or decreasing the current value of the controller, the flow rate can be adjusted steplessly.
  • The Cv value is calculated at the standard flow rate, and the valve itself can output above the standard flow rate (maximum flow rate).   Therefore, there is no need to worry about a decrease in the output flow rate during continuous use.

Outputs a flow rate proportional to the current

valve character 02
  • Since the drive unit containing the valve plug is supported vertically by plate springs ① and ②, there are no sliding parts. Therefore, there is no wobble or flow change during operation, and the valve has a long lifecycle since there is no deterioration caused by sliding.
  • The patented high pull force lateral construction ensures stable proportional characteristics, allowing a large flow rate to be controlled with a small solenoid.
  • The valve body is made of PTFE material for high corrosion resistance. In addition, the valve body does not stick to the valve seat, which occurs with rubber valve bodies, so the valve can be used stably.
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