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Vacuum to Suction Pressure Calculator

Barometric & Vacuum Values
Pbaro [?]
Pvac [?]
Suction Pressure (Pbaro - Pvac = Psuction)
Psuction [?]

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Featured vacuum range measurement products

  • PGS40 Mid Pressure Calibration Hand Pump - PGS40 pneumatic hand pump for applying test and calibration pressures with precision from -0.96 up to 40 bar gauge.
  • Standard version of LEO Record Vacuum, Suction Pressure Data Loggers, Recorders - Select vacuum data loggers for precise recording of negative suction and absolute pressures. Ideal for process analysis, test reports, and system validation in industrial and research settings.

Related Tools

  • Calculate vacuum pressure from barometric and suction pressure
  • Convert pressure to different units

Contents

Toggle
  • User Guide
    • Pbaro – Barometric Pressure
    • Pvac – Vacuum
    • Psuction – Suction Pressure

User Guide

This tool will calculate the suction pressure by subtracting the vacuum pressure reading from the barometric pressure reading you entered and convert any combination of pressure units for each pressure value. For more information please refer to our vacuum & suction pressure guide.

Pbaro – Barometric Pressure

Enter the barometric pressure and select the associated pressure units directly underneath.  The barometric pressure should be measured at the same location and time as the absolute referenced vacuum pressure was measured. For more information please refer to our barometric pressure guide.

Pvac – Vacuum

Enter the vacuum as an absolute referenced pressure reading and select the associated pressure units directly underneath. For more information please refer to our vacuum guide.

Psuction – Suction Pressure

The suction pressure is calculated by subtracting the vacuum from the barometric pressure, and will appear once the required pressure units are selected directly underneath. The suction pressure will display as a positive value. For more information please refer to our suction pressure guide.

Featured suction range measurement products

  • DS200P Sanitary Low Range Pressure Gauge, Switch and Sensor - All in one electronic switch, gauge and sensor designed specifically for use in the food, drink and biomedical industry for measuring process pressures.
  • DMP331P Hygienic Flush Pressure Transmitter - Sanitary pressure sensor wth exposed diaphragm with no crevices for high temperatures up to 300 Degrees Celsius in ranges from 100mb up to 40 bar gauge or absolute

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Wirelessly Measure & Log Pressure

Use this battery powered wireless pressure sensor to transmit readings to a receiver connected to USB, RS485, RS232, cellular network or analog output

Use this battery powered wireless pressure sensor to transmit readings to a receiver connected to USB, RS485, RS232, cellular network or analog output
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