Inches Of Water Column Vs Inches Of Water Gauge

1 psi is equal to 27 71 inches of water column.

Inches of water column vs inches of water gauge.

Inches of water gauge or column is an english and american unit for measuring liquid level. Amazon s choice for inches of water column gauge. The units are conventionally used for measurement of certain pressure differentials such as small pressure differences across an orifice or in a pipeline or shaft. Pic gauge lp1 254 5 0 15 2 5 dial 5 0 15 wc psi range 1 4 male npt connection size bottom mount dry non fillable low pressure gauge with a chrome case brass internals and plastic lens.

1 inch of water column at 4 degrees celsius equals 249 089 pascals. Inches water column inch wc or just wc inaq aq or inh2o. The hydrostatic pressure generated by a certain liquid level is typically represented by the equivalent height of a water column. Note though that 1 inch of mercury inhg 13 6 inch of water inh20 actually 13 595 also for those doing gas work 1 psi 28 inch of water actually 27 680 0.

Inches of water is a non si unit for pressure. This is why water column is most often used to measure pressures under 1 psi. 4 7 out of 5 stars 42. While some water manometers water tube are still in use the vast majority are either dial or digital gauges that still use the same scale.

If it is really the height of a column of water you need to know temperature and local gravity. The pressure is equal to rho g h where rho is density which depends on temperature g is local or standard gravity and h is height.