Split LCD display thermal air flow meter

Thermal flow meter measure gas mass flow in various processes and offer distinct advantages, such as repeatability, low maintenance, and operating over a wide flow range. Here we discuss the meter¡¯s fundamentals, the working principle of thermal mass flow measurement, and the two approaches to measuring heat dissipation.
In-line type accuracy:¡À1.0%
Insertion type accuracy::¡À1.5%
Power supply:DC24V and AC220V
Output:4-20mA,Pulse,RS485

Gas mass flow meter thermal flowmeters can measure many kinds of dry gas,except acetylena and humid gas.
According to the connection,can produce Flange type,Thread type,Wafer type,Tri-clamp type,Insertion type.
Thermal gas mass flow meter can with DC 4-20mA four-wire output,which is more convenient for remote reception

Thermal gas mass flow emter be widely used in the process control and gas flow measurement of petroleum, chemical industry, metallurgy, electric power, water treatment, papermaking, food, medicine, cement, textile and various production and scientific research institutions.
Natural gas thermal gas mass flow meter can reach 1.0% accuracy and has been calibrated by a third-party laboratory.
Dual power:24VDC,220VAC
Min.Flow velocity:0.1Nm/s
Online installation

Thermal flow meter is one kind of gas mass flow meter, can display mass flow rate and total mass flow
According to request, Q&T can do OEM ,such as display converter color,Display LOGO,Flow unit etc.
Output is 4-20mA,Pulse
Communication is RS485 or HART

Split display insert thermal gas mass flow meter is one kind of competitive gas flow meter for natrual gas industry
Easy installation, simple maintenance, two-way detection, anti-vibration
Flow measurement up to 24 points,and its suitable for low flow measurement ,so thermal gas mass flow meter can be used for leak detection

The thermal gas flowmeter is mainly used for measuring gas with low flow and the range could reach 1:100,which is btter than gas flowmeter on market and low flow could be measured,the min.flow velocity can reach 0.1Nm/s and Max. velocity reach 100Nm/s
Media:All gas except acetylene and humid gas
Measure range:1:100
Sesnsor working temperature:-20~220℃
Transmitter working temperature:-20~45℃
Output:4-20mA

Pulse output thermal gas mass flowmeters is one kind of instrument that measures the gas mass flowrate.
Thermal gas flow meter can be divided into inline type and isert type according to the instructure.
With RS485 or HART communication

Except insert type,Q&T also can manufacture Flange thermal flow meter,Thread thermal flow meter ,Wafer type thermal flow meter,Tri-clamp type thermal flow meter .
Q&T also can do OEM for clients,such as Display,Color,Output etc.
Insertion type:DN32~DN4000
Flange type:DN10~DN300
Tri-clamp type :DN10~DN100
Thread type:DN10~DN100

Thermal gas mass flow meter is one kind of precision instrument,ensuring the accuracy is important.
Q&T adopt the critical flow nozzle calibration device to calibrate each gas mass flow meter,the calibration device flow range can reach Min. 0.5m3/h and Max.10000 m3/h .
Nozzle calibration device more ensure the flow meters’ accuracy
Accuracy:
In-line type accuracy:¡À1.0%
Insertion type accuracy::¡À1.5%
Power supply:DC24V and AC220V
Output:4-20mA,Pulse,RS485
Body material:Standard SS304,and SS316 is optional

Tri-clamp thermal gas mass flow meter body be adopted SS304 and probe is SS316
Tri-clamp connect is fast to install and it no moving parts, nearly unobstructed straight through flow path, require no temperature or pressure corrections and retain accuracy over a wide range of flow rates.
Tri-clamp thermal gas mass flow meter size from DN15~DN100mm

Thermal gas mass flow meter is one of kind mass flow meter which is popular in industrial.
Thermal gas mass flow meter have many benefits -Wide turndown ratio,low pressure drop,application flexibility and gas mass flow rate measurement.
With RS485 or HART communication
Power supply:24VDC ,220VAC
Accuracy:¡À1.0%~¡À1.5%

Thermal gas mass flow meter for pipe dia. DN10~DN2000 and is precision instrument that directly measure gas.
Themal mass flow meter have widely turndown ratio 1:100,so this flow meter is advantage for low flowrate and can be used to detect leak.
Media:All gas except acetylene and humid gas
Measure range:1:100
Sesnsor working temperature:-20~220℃
Transmitter working temperature:-20~45℃
Output:4-20mA

Thermal gas mass flowmeter have an impressively high accuracy, short response time and a very wide flow range with virtually no loss of accuracy even at the lowest flow rates.It is designed on the basis of thermal dispersion, and adopts method of constant differential temperature to measuring gas flow. It has advantages of small size, easy installation, high reliability and high accuracy, etc.
Media temperature:-40~+220¡æ
Size£º
Insertion type:DN32~DN4000
Flange type:DN10~DN300
Tri-clamp type :DN10~DN100
Thread type:DN10~DN100

Thermal gas mass flow meter is one kind of precision instrument,ensuring the accuracy is important.
Q&T adopt the critical flow nozzle calibration device to calibrate each gas mass flow meter,the calibration device flow range can reach Min. 0.5m3/h and Max.10000 m3/h .
Media:All gas except acetylene and humid gas
Measure range:1:100
Sesnsor working temperature:-20~220℃
Transmitter working temperature:-20~45℃
Output:4-20mA
Accuracy:±1.0%~±2.5%
Probe material:SS316L
Power supply:24VDC ,220VAC
Response time:1S
Display:4 line digital

Thermal gas mass flow meter be adopted LCD converter and its most commonly used to measure the mass flow of clean gases, such as air, nitrogen, hydrogen, helium, ammonia, argon, and other industrial gases.
According to the connect,thermal gas mass flow meter have flange type,thread type,tri-clamp type,wafer type,inertion type etc.
With RS485 or HART communication
Power supply:24VDC ,220VAC
Accuracy:¡À1.0%~¡À1.5%

Thermal gas mass flow meter is one of kind mass flow meter which is popular in industrial.
Q&T gas mass thermal flow meters are be calibrated by gas venturi sonic nozzle calibration device,and ensure the thermal gas mass flowmeter accuracy can reach 1.0% and 1.5%.
Volume flow /Mass flow
SUS304 body
MODBUS RTU RS485
0.1~100Nm/s
4 lines LCD
EX-PROOF

Natural gas thermal mass flow meters measure the mass flowrate of fluids by measuring the heat conducted from a heated surface to the flowing fluid. Since a flowing fluid removes a known quantity of heat as it passes, the temperature difference between the heated sensor and the flow stream is directly proportional to the mass flow rate.
With RS485 or HART communication
Power supply:24VDC ,220VAC
Accuracy:¡À1.0%~¡À1.5%

Thermal gas air flow meter is according the principle of constant temperature differential method is adopted for this instrument to measure the gas mass flow accurately, featured by small volume, high degree of digitalization, convenient installation and accurate measurement
Thermal gas mass flow meter have many benefits -Wide turndown ratio,low pressure drop,application flexibility and gas mass flow rate measurement.
DC4-20mA four-wire output
Mass flow unit
SS304 rod
Dual power:24VDC,220VAC
Min.Flow veloctiy:0.1Nm/s
Output:4-20mA

Thermal gas mass flow meter sensor is adopted reinforcing design and the root is partially reinforced to make the probe stronger and more suitable for a variety of media
Thermal mass flow meter is precision instruments that can directly measure mass flow,such as industrial gases, compressed gas, and other gases.
DC4-20mA four-wire output
Mass flow unit
Dual power:24VDC,220VAC
Min.Flow veloctiy:0.1Nm/s
Output:4-20mA

4-20mA ouput thermal gas mass flow meter is on kind flow meter for direct mass measurementt of Air,N2, CO2,Natrual gas ect.
Whenever low pressure loss is important in gas industry thermal mass flowmeters offer a real alternative to traditional measuring techniques.
Whatever for process control, consumption and supply monitoring, detecting leaks or monitoring distribution networks. Using insertion versions, it is also possible to measure gas flows in very large pipelines or in rectangular ducts.
Media:All gas except acetylene and humid gas
Measure range:1:100
Sesnsor working temperature:-20~220℃
Transmitter working temperature:-20~45℃
Output:4-20mA
Accuracy:±1.0%~±2.5%
Probe material:SS316L
Power supply:24VDC ,220VAC
Response time:1S
Display:4 line digital

Q&T thermal gas mass flow meter with DC4-20mA four-wire output,which is more convenient for remote reception.Support MODBUS RTU RS485 protocol,coordinating the receiving system to collect more data ans modify system
Insertion rod diameter :
DN32~DN50 standard rod dia. 12mm ,14mm is optional
DN65~DN4000 standard rod dia.19mm,12mm and 14mm is optional

The thermal gas flowmeter is mainly used for measuring gas with low flow and the range could reach 1:100,which is btter than gas flowmeter on market and low flow could be measured,the min.flow velocity can reach 0.1Nm/s and Max. velocity reach 100Nm/s
Media:All gas except acetylene and humid gas
Measure range:1:100
Sesnsor working temperature:-20~220℃
Transmitter working temperature:-20~45℃
Output:4-20mA
Accuracy:±1.0%~±2.5%
Probe material:SS316L
Power supply:24VDC ,220VAC
Response time:1S
Display:4 line digital

Intelligent thermal gas mass flow meter with DC4-20mA four-wire output,which is more converient for remote reception.Support MODBUS RTU RS485 protocol.
LCD display thermal gas flow meter is a meter that uses the principle of heat transfer to detect flow.
In-line type accuracy:¡À1.0%
Insertion type accuracy::¡À1.5%
Power supply:DC24V and AC220V
Output:4-20mA,Pulse,RS485

Thermal gas mas flow meters are measuring the mass flow or volume flow of gas,flow range can do 0.5Nm/s¡«100Nm/s. So this meter also can be used for gas leak detection.
Thermal meters require a fully developed flow profile as a prerequisite for correct flow measurement.
When the gas is very humid or saturated with water (e. g. Bio Gas), the piping and flowmeter body should be insulated to prevent water droplets condensing on the measuring sensor.
Flow range:1:100
Pressure up to 4.0Mpa
4-20mA is Optical isolation
Power supply:24VDC&220VAC
Response time:1S

Theemal flowmeters directly indicate the mass flow or normalized volume flow of gases without any additional pressure and temperature compensation. They have an impressively high accuracy, short response time and a very wide flow range with virtually no loss of accuracy even at the lowest flow rates.
Widely turndown ratio:100:1
Power supply:24VDC&220VAC
Response time:1S

Thermal flow meter measure gas mass flow in various processes and offer distinct advantages, such as repeatability, low maintenance, and operating over a wide flow range. Here we discuss the meter¡¯s fundamentals, the working principle of thermal mass flow measurement, and the two approaches to measuring heat dissipation.
Accuracy:
In-line type accuracy:¡À1.0%
Insertion type accuracy::¡À1.5%
Power supply:DC24V and AC220V
Output:4-20mA,Pulse,RS485

Q&T thermal gas mass flow meter with DC4-20mA four-wire output,which is more convenient for remote reception.Support MODBUS RTU RS485 protocol,coordinating the receiving system to collect more data ans modify system
Media:All gas except acetylene and humid gas
Measure range:1:100
Sesnsor working temperature:-20~220℃
Transmitter working temperature:-20~45℃
Output:4-20mA
Accuracy:±1.0%~±2.5%
Probe material:SS316L
Power supply:24VDC ,220VAC
Response time:1S
Display:4 line digital

Thernal gas flow meter is one kind smart gas flow instrument, It can easily and accurately detect the mass flowrate of gas,specical for low flowrate.
They have an impressively high accuracy, short response time and a very wide flow range with virtually no loss of accuracy even at the lowest flow rates.
Accuracy:¡À1.0 %
4-20mA is Optical isolation
Body material:Standard carbon steel,SS304 and SS316 are optional

Q&T thermal gas mass flow meter with DC4-20mA four-wire output,which is more convenient for remote reception.Support MODBUS RTU RS485 protocol,coordinating the receiving system to collect more data ans modify system
Velocity:0.1~100Nm/s
Media temperature:-40~+220¡æ
Size£º
Insertion type:DN32~DN4000
Flange type:DN10~DN300
Tri-clamp type :DN10~DN100
Thread type:DN10~DN100

Thermal gas flowmeter is mainly used for measuring gas with low flow and the range could reach 1:100,which is btter than gas flowmeter on market and low flow could be measured,the min.flow velocity can reach 0.1Nm/s and Max. velocity reach 100Nm/s
Volume flow /Mass flow
Pressure:
Insertion type¡Ü1.6Mpa
Flange type ¡Ü4.0Mpa
Accuracy:
In-line type accuracy:¡À1.0%
Insertion type accuracy::¡À1.5%
Power supply:DC24V and AC220V