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Control

01

MEASURING PRINCIPLE

Linear control valve

A plug moves along its stem axis against a seat, throttling flow with a characterised trim.

PRINCIPLE · LIVE SIGNAL13.9mA
Linear control valve: how it works | INSTRAVAPRIN01

02

HOW IT WORKS

See the principle in action

Move the slider to change the process variable and watch the signal respond.

Linear control valve
Linear control valve: how it works | INSTRAVA
VALVE OPENING
50 % open
OUTPUT
12.0 mA
  1. The plug moves along its stem inside the valve body.
  2. Opening the plug enlarges the flow area through the seat.
  3. A characterised plug gives predictable flow change for every percent of travel.

03

AT A GLANCE

Strengths and limits

STRENGTHS

Precise throttling, wide Cv range

LIMITS

Larger and heavier than rotary valves

06

READ MORE

Articles and downloads

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07

FAQ

Common questions

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RFQ

REQUEST A QUOTE

Specify the right instrument

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