Thermal Gas Mass Flow Meter

Industrial thermal mass flow meter with display is designed on the basis of thermal dispersion. Adopts method of constant differential temperature to measuring gas flow. It has advantages of small size, easy installation, high reliability and high accuracy. Digital thermal mass flow meter 4-20mA is widely used in process control and gas flow measurement of gas production and consumption in petroleum, chemical industry, metallurgy, electric power, water treatment, papermaking, food, medicine, cement, textile and various production and scientific research units.

Sales contact

Pokcenser Automation Technology Co., Ltd

Mobile: +86 181 7515 5326

Email: info@pokcenser.com

Tel: +86-731-8229 9492

PWF-TGMF Thermal Gas Mass Flow Meter

Features

  • Measuring the mass flow or volume flow of gas
  • Wide range: 0.5Nm/s ~ 100Nm/s for gas.
  • Digital design, internal digital circuit measurement, high accuracy and stability
  • Support RS485 or HART communication, can realize factory automation and integration

Applications

  • Air
  • Nitrogen
  • Oxygen
  • Chlorine
  • Natural Gas
  • Biogas
  • Other Gases

Advantages

  • The meter also can be used for gas leak detection
  • No need temperature and pressure compensation in principle with accurate measurement and easy operation
  • Good vibration resistance and long service life.
  • Easy installation and maintenance. If site conditions permit, installation and maintenance can be achieved without stopping production. (Need special customization)

Thermal gas mass flow meter is designed on the basis of thermal dispersion. Adopts method of constant differential temperature to measuring gas flow. It has advantages of small size, easy installation, high reliability and high accuracy. High accuracy thermal mass flow meter has no moving parts and pressure sensor in transducer, no vibration influence on the measurement accuracy. Check out thermal mass flow meter for flare gas.

Resources

Datasheet

File Name Time Type Download
PWF-TGMF Thermal Gas Mass Flow Meter Sep 23, 2025 PDF

Technical Parameters

Model PWF-TGMF
Pipe Diameter DN10-DN4000mm
Measurable Medias Various gases (Except acetylene gas)
Media Velocity 0. 1~100 Nm/s
Accuracy ±1~2.5%
Signal Output 4-20mA/Pulse/RS485/Relay
Power Supply 24VDC/220VAC
Display 4 lines LCD
Working Temp. Sensor: -40℃~+220℃      Transmitter: -20℃~+45℃
Working Pressure 1.6MPa
Protection Level IP65
Housing Material SUS304, 316L stainless steel, carbon steel
Pipe Material Carbon steel, stainless steel, plastic
Construction Compact(Integrated) and Remote
Installation Method Insertion, Hot-tapped(online installation) Insertion and Flanged
Response Time 1s
Display Parameters Mass flow, standard volume flow, cumulative flow, standard time, cumulative running time, velocity, etc.
Explosion Proof Ex d ia q IIC T6 Gb (optional)

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