Gas Flow Measurement

In the world of gas flow measurement, there are multiple technologies available, including:

  • Thermal flow meters
  • Differential pressure flow meters
  • Ultrasonic flow meters
  • Coriolis flow meters
  • Mechanical flow meters

These technologies cover all ranges of gas flow applications, including:

Research, Product Design, And Development

  • Flow analyzers are used during the development of mechanical ventilators, anesthesia workstations, CPAPs and BPAPs, and oxygen concentrators
  • Flow meters are important for the development of pumps, valves, molds, nebulizers, inhalers, gas delivery systems, and more
  • EOM flow sensors are embedded in medical devices that function using gas flows

Medical Device And Light Industrial Manufacturing

  • Flow analyzers are used in testing and quality assurance of flow, pressures, volume, and mechanical breathing parameters
  • Flow meters are used for testing and quality assurance of a wide variety of pneumatic flows

Field Service

  • Manufacturers, biomedical technicians, field service engineers, and clinical technicians use flow analyzers to test whether medical equipment is functioning properly and perform service when needed

Calibration And Metrology

  • Flow meters and primary calibrators are used by air sampling device manufacturers and industrial hygienists to calibrate inlet flows of particle counters and pumps

Top Choice—Thermal Flow Meters For Gas Flow Measurement

Thermal gas flow measurement is one of the most common technologies available today. It consists of two primary methods for measuring gas flow, including.

  • Capillary Laminar By-Pass
  • Constant Temperature Loss/Constant Temperature Anemometery

Thermal gas flow measurement is popular as it provides large flow ranges with one instrument, has an extremely fast signal response, can be used in a wide range of applications, and is relatively inexpensive. It also provides high speed signal response and wide dynamic flow ranges. TSI Flow Meters take it further by providing a industry-unique flow body design that allows for minimal back pressure that helps ensure that true flow readings are provided.


TSI/Alnor 1500108 SD Flash Memory Card-

TSI/Alnor 1500108 SD Flash Memory Card
Model: 1500108

Regular Price $68.00 CAD
Availability 2 to 3 Weeks

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Regular Price $68.00 CAD
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TSI/Alnor 1602292 Filter, 0.87"-

TSI/Alnor 1602292 Filter, 0.87"
Model: 1602292

Regular Price $78.00 CAD
Availability 4 to 5 Weeks

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Regular Price $78.00 CAD
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TSI/Alnor 1602300 HEPA-Grade Filter, 0.38" FNPT-

TSI/Alnor 1602300 HEPA-Grade Filter, 0.38" FNPT
Model: 1602300

Regular Price $78.00 CAD
Availability 2 to 3 Weeks

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Regular Price $78.00 CAD
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TSI/Alnor 1602317 HEPA-Grade Filter, 0.25" tube-

TSI/Alnor 1602317 HEPA-Grade Filter, 0.25" tube
Model: 1602317

Regular Price $78.00 CAD
Availability 3 to 4 Weeks

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Regular Price $78.00 CAD
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TSI/Alnor 1602341 HEPA-Grade Filter, 0.87" tube-

TSI/Alnor 1602341 HEPA-Grade Filter, 0.87" tube
Model: 1602341

Regular Price $73.00 CAD
Availability 2 to 3 Weeks

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Regular Price $73.00 CAD
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TSI/Alnor 1602342 HEPA-Grade Filter, 0.38 and 0.25" tube-

TSI/Alnor 1602342 HEPA-Grade Filter, 0.38 and 0.25" tube
Model: 1602342

Regular Price $78.00 CAD
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Regular Price $78.00 CAD
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TSI/Alnor 1611221 High-Pressure Port Adapter for certifier flow analyzer plus-

TSI/Alnor 1611221 High-Pressure Port Adapter for certifier flow analyzer plus
Model: 1611221

Regular Price $102.00 CAD
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Regular Price $102.00 CAD
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TSI/Alnor 1611330 Airway Pressure Fitting with screen-

TSI/Alnor 1611330 Airway Pressure Fitting with screen
Model: 1611330

Regular Price $58.00 CAD
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Regular Price $58.00 CAD
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TSI/Alnor 1980339 Owner's Manual for 4040/4043/4045 flowmeters-

TSI/Alnor 1980339 Owner's Manual for 4040/4043/4045 flowmeters
Model: 1980339

Regular Price $47.00 CAD
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TSI/Alnor 1980340 Command Set Manual for 4000/4100 flowmeters-

TSI/Alnor 1980340 Command Set Manual for 4000/4100 flowmeters
Model: 1980340

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TSI/Alnor 1980383 Owner's Manual for 4140/4143/41403/41433 flowmeters-

TSI/Alnor 1980383 Owner's Manual for 4140/4143/41403/41433 flowmeters
Model: 1980383

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TSI/Alnor 1980436 Manual for certifier flow analyzer-

TSI/Alnor 1980436 Manual for certifier flow analyzer
Model: 1980436

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TSI/Alnor 1980560 Manual for certifier flow analyzer plus-

TSI/Alnor 1980560 Manual for certifier flow analyzer plus
Model: 1980560

Regular Price $60.00 CAD
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Regular Price $60.00 CAD
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TSI/Alnor 2917019 Oxygen Sensor for flow analyzers-

TSI/Alnor 2917019 Oxygen Sensor for flow analyzers
Model: 2917019

Regular Price $210.00 CAD
Availability 3 to 4 Weeks

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Regular Price $210.00 CAD
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TSI/Alnor 3002053 Silicon Pressure Tubing, 48"-

TSI/Alnor 3002053 Silicon Pressure Tubing, 48"
Model: 3002053

Regular Price $73.00 CAD
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Regular Price $73.00 CAD
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TSI Alnor 4040 Mass Flowmeter for Gases (Air, O<sub>2</sub>, N<sub>2</sub>, Air/O<sub>2</sub> Mixture) with LCD, 0 to 300 Std L/min, 22 mm ISO-

TSI Alnor 4040 Mass Flowmeter for Gases (Air, O2, N2, Air/O2 Mixture) with LCD, 0 to 300 Std L/min, 22 mm ISO
Model: 4040 | Order No: 4040/A

Regular Price $2125.00 CAD
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TSI/Alnor 40401 Mass Flowmeter, Air, 0 to 300 L/min-

TSI/Alnor 40401 Mass Flowmeter, Air, 0 to 300 L/min
Model: 40401

Regular Price $2103.00 CAD
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Regular Price $2103.00 CAD
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TSI/Alnor 4043 Mass Flowmeter for Gases (Air, O<sub>2</sub>, N<sub>2</sub>, Air/O<sub>2</sub> Mixture) with LCD, 0-200 Std L/min-

TSI/Alnor 4043 Mass Flowmeter for Gases (Air, O2, N2, Air/O2 Mixture) with LCD, 0-200 Std L/min
Model: 4043

Regular Price $2125.00 CAD
Availability 15+ Weeks

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Regular Price $2125.00 CAD
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TSI Alnor 4070 Certifier FA Flow Analyzer Ventilator Test System, Standard Kit-

TSI Alnor 4070 Certifier FA Flow Analyzer Ventilator Test System, Standard Kit
Model: 4070

Regular Price $5401.00 CAD
Availability 10 to 11 Weeks

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Regular Price $5401.00 CAD
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TSI/Alnor 4072 Certifier FA Low Flow Module Kit for the TSI/Alnor 4070-

TSI/Alnor 4072 Certifier FA Low Flow Module Kit for the TSI/Alnor 4070
Model: 4072

Regular Price $1553.00 CAD
Availability 15+ Weeks

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Regular Price $1553.00 CAD
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