All posts by Validyne

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Aerospace, Automotive, Flight Testing, Military, Oil & Gas

Fluid Isolation in Pressure Transducers for Corrosion Protection

When the chemicals present in a fluid are very aggressive, and the pressure transducer is not available in materials sufficiently resistant to corrosion, it is often possible to mitigate these… Read More

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medical

Anesthesia Delivery Systems

One method of administering anesthesia to surgical patients on the operating table is via a vapor delivery system. In this method the anesthesia is poured into a vaporizer as a… Read More

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Aerospace, Automotive, Military, Oil & Gas, University, Utility

Tips on Storing Validyne Pressure Sensor Diaphragms

The diaphragm or sensor membrane is the heart of a Validyne pressure sensor. To increase the lifespan of replacement diaphragms follow these best practices to store and maintain your units…. Read More

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Precision Viscometry

Precision Viscometry Using Hydraulic Bridge

  If you are making complex molecules, how do you know your process is on target? Many petrochemical products contain long polymer chains that can change character quickly with only… Read More

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Automotive, Military, Pressure Measurement

Engine Air Filter Pressure Drop

Automotive engines require a lot of air as part of the internal combustion process.  Anyone who has lifted the hood on their automobile knows that the air coming into a… Read More

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Oil & Gas, Utility

Low Pressure Transducers to Monitor Landfill Gas

A new source of natural gas is the collection of methane that accumulates in landfills.  Methane accumulation is the result of the natural decay of organic materials that are part… Read More

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Oil & Gas, Utility

ASME Pressure Relief Valve Testing

Many processes involve the use of high pressure steam, water or air.  Piping systems carrying these fluids must be protected from over-pressures that could cause damage or injury.  A pressure… Read More

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Utility

Measuring Water Main Leakage

If a large water main is leaking, how would you know? What part of the city consumes the most water, and when? These are questions often asked of the city… Read More

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Carrier Demodulator, Pressure Measurement

Pressure Sensors and External Carrier Demodulators

The most popular Validyne pressure transducers are the P55/P61/P365 series.  These all include a pressure sensor, carrier demodulator electronics package, a high level output signal, temperature and linearity correction as… Read More

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Pressure Measurement

Pressure Sensor Accuracy

When using a pressure sensor to measure pressure, one of the first questions that comes up is accuracy: How closely does the value reported by the pressure sensor come to… Read More