Round Gear Flow Meter | High-Viscosity Liquid Flow Meter PTFE Material

  • Brand:NOIKE-AH
  • Model:NKGF series

Specification

Product Overview

The NOIKE-AH Round Gear Flow Meter is a positive displacement volumetric flow transmitter designed for accurate measurement of liquid flow and instantaneous flow in pipelines. It is suitable for both continuous and intermittent flow measurement and performs particularly well in applications involving high-viscosity media.

With a compact structure, lightweight design, low operating noise, and stable performance, the flow meter is ideal for measuring heavy oil, resin, glue, lubricating oil, and other viscous liquids. It also supports micro-flow measurement in small-diameter pipelines. Its measurement accuracy is not affected by pressure or flow fluctuations, making it a reliable solution for industrial flow monitoring and quantitative control.


Why Choose This Round Gear Flow Meter?

Selecting the right flow meter is essential for maintaining process accuracy and long-term system reliability.

The NOIKE-AH Round Gear Flow Meter offers several practical advantages:

  • Suitable for both standard and high-viscosity liquids
  • High measurement accuracy and repeatability
  • Supports pulse and analog output for industrial automation
  • Wide measuring range with a rangeability of 1:100
  • Resistant to high pressure, extreme temperatures, corrosion, and contaminated media
  • Compact size with stable, low-noise operation
  • Suitable for both continuous flow monitoring and quantitative control applications

Operating Principle

The Round Gear Flow Meter is a positive displacement flow transmitter designed to accurately measure the flow or instantaneous flow of liquids inside pipelines.

It is particularly suitable for measuring heavy oil and high-viscosity media such as resin and vinol. The meter can measure fluids with viscosities of up to 10,000 Pa·s. Its compact structure, light weight, low operating noise, and stable performance make it suitable for both industrial process control and micro-flow measurement in small-diameter pipelines.

Thanks to its low starting flow rate and wide rangeability, measurement accuracy remains stable and is not affected by pressure or flow variations.


Product Features

High Pressure Resistance

  • Pressure resistance: 1.0–45 MPa

Suitable for high-pressure industrial applications.

Wide Temperature Range

Operating temperature range:

  • -196°C to +200°C

Suitable for both cryogenic and high-temperature processes.

Suitable for High-Viscosity Media

Capable of measuring various viscous liquids, including media with viscosities up to 10,000 Pa·s.

High Measurement Accuracy

Provides:

  • High accuracy
  • Excellent repeatability

Suitable for precision liquid measurement.

Multiple Output Options

Available outputs include:

  • Pulse Output
  • Analog Output

Easy integration with industrial automation and control systems.

Wide Measuring Range

  • Rangeability: 1:100

Suitable for applications with varying flow rates.

Corrosion Resistance

Suitable for corrosive media including acid and alkaline liquids.

Stable Performance

  • Compact design
  • Lightweight construction
  • Low operating noise
  • Long service life
  • Suitable for continuous industrial operation

Applications

The Round Gear Flow Meter is suitable for measuring:

  • Resin
  • Glue
  • Hydraulic oil
  • Lubricating oil
  • Grease
  • Fuel oil
  • Printing ink
  • Asphalt
  • Liquid nitrogen
  • Refrigerants
  • Solvents
  • Edible oil
  • Fish oil
  • Food processing liquids
  • Corrosive chemical fluids
  • Fluid quantitative control systems

Technical Specifications

Item Specification
Measurement Principle Positive Displacement (Round Gear)
Pressure Resistance 1.0–45 MPa
Operating Temperature -196°C to +200°C
Maximum Viscosity Up to 10,000 Pa·s
Accuracy High Precision
Repeatability High Repeatability
Output Signal Pulse / Analog Output
Rangeability 1:100
Media High-viscosity and corrosive liquids

Performance Parameters:

The sizes are above are for the standard products. We also accept customization based on the customers’site demand.


Typical Industrial Applications

The Round Gear Flow Meter is widely used in industries such as:

  • Chemical Processing
  • Petroleum
  • Hydraulic Systems
  • Lubrication Systems
  • Food Processing
  • Printing Industry
  • Coating and Resin Production
  • Refrigeration
  • Fluid Metering Systems

Frequently Asked Questions (FAQ)

What types of liquids can this flow meter measure?

It is suitable for measuring high-viscosity liquids such as resin, glue, heavy oil, lubricating oil, fuel oil, printing ink, asphalt, edible oil, and various chemical fluids.

What output signals are available?

The flow meter supports Pulse Output and Analog Output, allowing integration with industrial control and monitoring systems.

Is it suitable for corrosive media?

Yes. It is designed for applications involving corrosive liquids, including acid and alkaline media.

Can it measure micro flow?

Yes. The compact design and low starting flow make it suitable for micro-flow measurement in small-diameter pipelines.

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