Pressure Gauges

Pressure gauges are the gauges used to monitor thesmoothly.
pressure being exerted by a certain operation. ThereThere are two types of pressure gauges that are
have been developments in enhancing the functionsmost commonly used. These are the traditional or
of pressure gauges in terms of measuring theregular and the filled gauges. The traditional or regular
increase or decrease in pressure level.gauges are prone to the onset of the usual causes
Pressure gauges have two classifications, the directof gauge failures, which are water condensation as
reading and the indirect reading. For the direct readingwell as pipe vibration. Traditional or regular gauges
gauges, particle flux that incidentally touches thehave sensitive pinions, pivots and connecting links.
surface yields some form of pressure and the levelFilled gauges are more reliable given its longer service
of this force employed on the exterior is calculated.life. The housing utilizes viscous oil that offsets the
For the indirect reading gauges, the pressure resultseffects of both piper vibration and water
when a certain gas property is altered by the gascondensation. In terms of their precision or accuracy,
density in the usual manner.pressure gauges may be labeled as follows, from
Plants, whether power plants, mills or factories, aregrade 4A or with 0.1% permissible error, up to grade
the common users of pressure gauges. PressureD or with 5% permissible error.
gauges are present in the fluid system where thereAccessories are available that can protect pressure
are spray nozzles and pumps. Pressure gauges thatgauges. These helpful devices include the shutoff
are properly maintained can lead to a long period ofvalve, snubbers or pulsation dampeners, pipe coils or
service for the plant. Assuming that the pressuresiphons, and chemical seals. Pressure gauges equipped
gauge installed is of the appropriate size and design,with these accessories are likely to help operate a
you can expect that it will function accurately andplant efficiently.