Pressure Measurement Devices

Different types of Pressure Measurement Devices

Gravitational transducers

  1. A dead weight tester
  2. Manometer

Elastic Transducers

  1. Bourdon tube pressure gauge
  2. elastic diaphragm gauges
  3. bellow gagues
  4. Bellow gaugues to measure gauge pressure
  5. Bellow gauge to measure differential pressure

Strain gauge pressure cells.

    1. Flattened tube pressure cell (PINCHED TUBE).
    2. Cylindrical type pressure cell.

Mcleod vacuum gague.

  1. Thermal conductivity gauges.

Pirani gauge.

  1. Thermocouple typre conductity gauge.

Ionisation gauge

  1. bulk modulus or electrical resistance pressure gauge.

The above Pressure Measurement Devices are used in following situations:

Type of pressure to be measured Pressure Measurement Devices to be used
Low pressure Manometer
High and medium pressure

Bourdon tube pressure gauge.

Diaphragm gauge.

Bellows Gauges.

Low vacuum and ultra high vacuum

Mcleod vacuum gauge

thermal conductivity gauges.

Ionisation gauges.

Very high presures

Bourdon tube pressure gauge.

Diphragm gauge.

Bulk modulus pressure gauge.

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