Gas

Vortex Flowmeter

The Vortex Flow Meter is a reliable and high-accuracy instrument for measuring liquids, gases, and steam. Using the Kármán vortex principle, it offers stable performance, a wide measuring range, and long service life with no moving parts. Ideal for industries such as oil, chemical, power, and metallurgy, it efficiently monitors steam, compressed air, and various liquids and gases for process control and energy management.

  • Inside Nominal Diameter (mm): 25, 40, 50, 65, 80, 100, 125, 150, 200, 250, 300 (300~1000 plug-in)

  • Nominal Pressure (MPa): DN25–DN200: 4.0 (higher by agreement); DN250–DN300: 1.6 (higher by agreement)

  • Medium Temperature (℃): Piezoelectric: -40~250 / -40~320; Capacitance: -40~300 / -40~400 / -40~450 (by agreement)

  • Accuracy: ±1%R, ±1.5%R, ±1FS; Plug-in type: ±2.5%R, ±2.5%FS

  • Power Supply: Sensor: +12V DC / +24V DC; Transmitter: +12V DC / +24V DC; Battery: 3.6V


Description

Overview of Vortex Flow Meter

The Vortex Flow Meter is a high-performance flow measurement instrument based on the Kármán vortex principle, designed for accurate and reliable monitoring of liquids, gases, and steam in a wide range of industrial applications.
With no moving parts, it ensures low maintenance, long service life, and stable performance even under harsh operating conditions.
This flow meter is widely used in petroleum, chemical, metallurgy, power generation, textile, and paper-making industries, suitable for measuring steam, compressed air, natural gas, oxygen, nitrogen, and various liquids such as water, petrol, and alcohol.


Features of Vortex Flow Meter

  • High Accuracy & Repeatability – Delivers precise measurement results for both low and high flow rates.

  • No Moving Parts – Ensures durability, minimal wear, and reduced maintenance costs.

  • Wide Measuring Range – Applicable for gases, liquids, and steam, including corrosive or high-temperature media.

  • Multiple Output Options – Supports 4–20mA, pulse, RS485, and HART communication, enabling easy integration with control systems.

  • Explosion-Proof & Protection Options – Available in ExdⅡia CT2–T5 and ExdⅡCT2–T5 designs with IP65/IP68 protection grades.

  • Stable Signal & Fast Response – Provides reliable and consistent signal output suitable for real-time monitoring.

  • Robust Construction – Built with 1Cr18Ni9Ti stainless steel or other materials per user requirements for long-term industrial use.

  • Easy Installation – Simple mounting with minimal straight pipe section requirements.


Applications of Vortex Flow Meter

  • Steam Flow Measurement – Ideal for saturated and superheated steam in power plants, heating systems, and boilers.

  • Gas Flow Monitoring – Used in chemical, petroleum, and natural gas industries for oxygen, nitrogen, hydrogen, and coal gas.

  • Liquid Flow Measurement – Accurate measurement of water, alcohol, benzene, petrol, and industrial liquids.

  • Process Control & Energy Management – Commonly used in metallurgy, textile, and paper-making processes.

  • Compressed Air & Process Gas Metering – Ensures precise monitoring in pneumatic and energy systems.

  • High-Temperature Applications – Suitable for reactors, heat exchangers, and other process systems requiring stable flow control.


Price of Vortex Flow Meter

The price of the Vortex Flow Meter varies depending on the pipe diameter, pressure rating, output type, material, and temperature range.
If you would like to get the latest quotation or need a customized solution, please contact us for professional support and an updated price offer.


Vortex Flow Meter OEM Service

ZINACA Instruments is a professional manufacturer of industrial automation instruments, specializing in flow, pressure, temperature, and level measurement.
We provide OEM and customized Vortex Flow Meter solutions based on specific working conditions and process requirements.
If you are seeking a Vortex Flow Meter OEM Service, please contact us — our experienced engineering team will help design a reliable and cost-effective flow measurement solution tailored to your needs.


Vortex Flow Meter Manufacturer

As a leading Vortex Flow Meter Manufacturer, ZINACA Instruments offers high-precision, durable, and intelligent flow meters widely used in petrochemical, energy, textile, and environmental protection industries.
We are committed to providing accurate, stable, and long-lasting measurement instruments to enhance your process control and energy management efficiency.


 Technical Specifications

ParameterSpecification
Inside Nominal Diameter (mm)25, 40, 50, 65, 80, 100, 125, 150, 200, 250, 300 (300~1000 plug-in)
Nominal Pressure (MPa)DN25-DN200: 4.0 (higher by agreement), DN250-DN300: 1.6 (higher by agreement)
Medium Temperature (℃)Piezoelectric: -40~250, -40~320; Capacitance: -40~300, -40~400, -40~450 (by agreement)
Noumenon Material1Cr18Ni9Ti (other materials by agreement)
Vibrating AccelerationPiezoelectric: 0.2g; Capacitance: 1.0~2.0g
Range Degree±1%R, ±1.5%R, ±1FS; Plug-in: ±2.5%R, ±2.5%FS
Turndown Ratio1:6 ~ 1:30
Service VoltageSensor: +12V DC, +24V DC; Transmitter: +12V DC, +24V DC; Battery: 3.6V
Output SignalThree-wire sensor ≤300m; Two-wire transmitter 4~20mA (load ≤750Ω); Square wave pulse high ≥5V, low ≤1V
Loss Coefficient (JB/T9249)Cd ≤ 2.4
Explosion-proofIntrinsic safety: ExdⅡia CT2-T5; Anti-explosion type: ExdⅡCT2-T5
Protection GradeOrdinary: IP65; Dive type: IP68
Environmental ConditionMedium Temp: -20℃~55℃, Relative Humidity: 5%~90%, Atmospheric Pressure: 86~106 kPa
Applicable MediumGas, Liquid, Vapor
Transmission RangeUp to 300m for three-wire sensor; RS485 and 4-20mA optional

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Tianjin ZINACA Intelligent Equipment Co., LTD

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No. 12, Within Waihuan Industrial Company Compound, Fujin Road, Zhongbei Town, Xiqing District, Tianjin, China

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