Helix Engineering — Industrial metrology, process sensing and instrumentation solutions
+91 9604609999 | Pimpri, Pune
Industrial solution

Differential Pressure & Airflow

Differential pressure transmitters and switches for HVAC, cleanrooms, filter monitoring, ventilation, airflow and low-pressure industrial measurement.

Selection parameters

  • Differential pressure range in Pa, mbar or bar
  • Air, neutral gas or liquid compatibility
  • Display, relay output or communication interface
  • Mounting arrangement and tubing connection
  • Long-term stability and zero drift performance
Available products

Products and instruments we support

  • Differential pressure transmitters
  • Low-pressure air transmitters
  • Differential pressure switches
  • Filter monitoring sensors
  • Duct pressure sensors
  • Airflow monitoring transmitters
  • Modbus differential pressure devices
  • Cleanroom pressure monitoring instruments
Differential Pressure & Airflow
Applications

Typical use cases

Final selection depends on process conditions, mounting, accuracy, media, signal output, control interface and reliability expectations.

HVAC duct and fan monitoring

Suitable instruments can be selected after reviewing range, environment, connection, response, output and duty cycle.

Filter clogging indication

Suitable instruments can be selected after reviewing range, environment, connection, response, output and duty cycle.

Cleanroom and laboratory pressure control

Suitable instruments can be selected after reviewing range, environment, connection, response, output and duty cycle.

Building automation systems

Suitable instruments can be selected after reviewing range, environment, connection, response, output and duty cycle.

Air handling units

Suitable instruments can be selected after reviewing range, environment, connection, response, output and duty cycle.

Low pressure gas measurement

Suitable instruments can be selected after reviewing range, environment, connection, response, output and duty cycle.

Customer support

How Helix Engineering helps

RequirementSupport providedDetails to share
New project selectionProduct type, range, output, mounting and integration review.Application, media, range, environment, controller and quantity.
Replacement sourcingEquivalent technical comparison for existing or obsolete instruments.Part number, photos, datasheet, machine model or old invoice details.
OEM or bulk requirementCommercial support for project quantities and repeat procurement.Annual volume, delivery schedule, approval process and documentation need.
Calibration and validationDiscussion on accuracy, traceability, measurement uncertainty and verification needs.Required tolerance, calibration interval and application risk level.