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Extech HD350 Pitot Tube Anemometer and Differential Manometer

Extech | Indoor Air Quality Tools

Extech HD350 Pitot Tube Anemometer and Differential Manometer

MPN / Part No: HD350
Price updated: Sep 24, 2026

This combined instrument is designed for the precise measurement of air velocity and flow in narrow and difficult-to-access locations. The HD350 model, with the capability to measure pressure differential and convert it into flow velocity, is an essential tool for HVAC technicians and facilities engineers.

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Extech HD350 Pitot Tube Anemometer and Differential Manometer is a precise, multi-functional measuring instrument specifically designed for industrial and facility applications.

This device integrates a Pitot tube with a digital manometer, allowing for the simultaneous measurement of static pressure, dynamic pressure, and total pressure in air ducts.

Its ergonomic design and robust construction make it an ideal choice for technicians who need access to hard-to-reach points or confined spaces.

One of the standout features of the HD350 model is its ability to measure in tight and challenging environments. The slim and tapered Pitot tube allows it to be easily positioned in narrow ducts or air channels where access is limited.

Additionally, the built-in digital manometer accurately displays pressure changes, which are essential for the precise calculation of air velocity and flow.

These features make the HD350 an essential tool for troubleshooting HVAC systems, optimizing energy consumption, and performing regular inspections of industrial systems.

Key Features of Extech HD350 Pitot Tube Anemometer and Differential Manometer

  • Combined design for simultaneous measurement of air velocity and pressure differential
  • Suitable for accessing narrow ducts and difficult locations
  • High-accuracy digital manometer for precise pressure readings
  • Robust and durable structure suitable for industrial environments
  • Direct conversion of pressure to air flow velocity
  • Easy to use without complicated on-site calibration needed

Technical Specifications

Feature Value
Tool Type Pitot Tube Anemometer and Differential Manometer
Brand Extech
Model HD350
Main Application Measurement of air velocity and flow in ducts
Special Feature Suitable for tight and difficult locations
Display Digital
Measurement Accuracy High (suitable for industrial applications)

Frequently Asked Questions

Is this tool suitable for measuring air flow in narrow ducts?

Yes, the design of the Pitot tube in model HD350 is optimized for access to narrow ducts and confined spaces, enabling accurate measurements in these conditions.

Is it possible to calibrate the Extech HD350 Pitot Tube Anemometer and Differential Manometer?

This device is designed as a precision industrial tool, but to ensure long-term accuracy, it is recommended to perform periodic calibration according to the manufacturer's instructions and at regular intervals.

What is the difference between this model and standard anemometers?

The main difference is its capability to directly measure pressure differential and convert it into flow velocity in hard-to-reach locations, whereas standard anemometers are typically designed for open environments or easy access.

Conclusion

The Extech HD350 Pitot Tube Anemometer and Differential Manometer is a smart choice for engineers and technicians who require precision and reliability in air measurements.

Given its special design for difficult locations and high measurement accuracy, this tool can significantly enhance the efficiency of ventilation systems and reduce human error in industrial inspections.

For projects requiring access to confined areas and accurate air flow measurement, the HD350 is a valuable investment.

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Extech

Extech

United States

Extech is one of the most reputable international brands in the field of test and measurement equipm...

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