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

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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
PWF-TGMF Thermal Gas Mass Flow Meter
PWF-TGMF Thermal Gas Mass Flow Meter
PWF-TGMF Thermal Gas Mass Flow Meter

Applications

  • Air
  • Nitrogen
  • Oxygen
  • Chlorine
  • Natural Gas
  • Biogas
  • Other Gases
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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 NameTimeTypeDownload
PWF-TGMF Thermal Gas Mass Flow MeterSep 23, 2025PDF

Technical Parameters

ModelPWF-TGMF
Pipe DiameterDN10-DN4000mm
Measurable MediasVarious gases (Except acetylene gas)
Media Velocity0. 1～100 Nm/s
Accuracy±1～2.5%
Signal Output4-20mA/Pulse/RS485/Relay
Power Supply24VDC/220VAC
Display4 lines LCD
Working Temp.Sensor: -40℃~+220℃      Transmitter: -20℃~+45℃
Working Pressure1.6MPa
Protection LevelIP65
Housing MaterialSUS304, 316L stainless steel, carbon steel
Pipe MaterialCarbon steel, stainless steel, plastic
ConstructionCompact(Integrated) and Remote
Installation MethodInsertion, Hot-tapped(online installation) Insertion and Flanged
Response Time1s
Display ParametersMass flow, standard volume flow, cumulative flow, standard time, cumulative running time, velocity, etc.
Explosion ProofEx d ia q IIC T6 Gb (optional)

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