If the device for operational reasons cannot be attached above the measuring point, a drainage possibility is to be provided. Bourdon tube pressure gauges bourdon type pressure gauges. However, there are several problems with this particular gauge it is inaccurate at low flow rates. Pressure gauges bourdon tube pressure gauges stainless steel case copper alloy wetted parts industrial series liquid fillable type 21x. Dpgd dial 10100 mm 15 150 mm case al diecast aluminium s4 ss304 s6 ss316 diaphragm s6 ss316 hc hastelloy. An elastic transducer, that is bourdon tube which is fixed and open at one end to receive the pressure which is to be measured. Pressure gauges with output signal data sheets wika. Here you can find data sheets of our pressure gauges with output signal for. General industrial pressure gauges type a lower connection 7. Bourdon gauge synonyms, bourdon gauge pronunciation, bourdon gauge translation, english dictionary definition of bourdon gauge. Suitable for corrosive environments and gaseous or liquid. Vacuum gauges where the pressure readings are independent of the type of gas mechanical vacuum gauges bourdon vacuum gauge the inside of a tube which is bent into a circular arc the socalled bourdon tube is connected to the vacuum system.
Removable zytel nylon bezel design for easy calibration. Bourdon gauge definition of bourdon gauge by the free. Lesker company kjlc bdg series bourdon dial gauges. Bourdon tube gauge definition, an instrument for measuring the pressure of gases or liquids, consisting of a semicircular or coiled, flexible metal tube attached to a gauge that records the degree to which the tube is straightened by the pressure of the gas or liquid inside. Bourdon tubeworking,construction,typesctype,helix,spiral. Bourdon tube pressure gauges can be used to measure over a wide range of pressure. These types of sensors are intended for manual cop cleaning. Installation the gauges are most often installed straight into the customers screw necks. The measuring element is a curved tube with a circular, spiral or coiled shape, commonly called a bourdon tube. Corrosion and impactresistant, industrialgrade zytel nylon case. Mechanical bourdon tube pressure gauge pressure measurement model 21x. All stainless steel pressure gauges with bourdon tube.
The bellow bourdon tube fluidfilled system sensed the pressure from the well and a change in pressure rotated the bourdon tube. A quality pressure gauge will pay for itself by increasing the accuracy and control of your process. This eliminates the need for a power source and precludes the associated problems such as susceptibility to electronic line noise, power outage or potential. As the original inventor of the bourdon tube, we naturally focus on the internals and providing the highest standards of quality in the industry. For more information about our bourdon tube pressure gauges, some frequently asked questions are answered in the downloadable pdf s below. All stainless steel pressure gauges with bourdon tube, with and without glycerine filling accuracy class 1.
The bourdon tube pressure gauge is suitable for use in various industries. Since the bourdon tube style is the most commonly used design, this article will focus on eugene bourdon s invention over 175 years ago. The document specifies requirements for bourdon tube pressure gauges from 40 to 250 nominal size with ranges up to 1600 bar. All stainless steel liquid filled gauges feature a ventable top fill plug for pressure relief and ease of venting after installation.
Bourdontube gauge definition, an instrument for measuring the pressure of gases or liquids, consisting of a semicircular or coiled, flexible metal tube attached to a gauge that records the degree to which the tube is straightened by the pressure of the gas or liquid inside. Until the 1960s, pressure gauges equipped with multiplecoil bourdontubetype pressure elements e. An additional liquid column may affect the gauge only if this pressure is noted on the scale. Two types of pressure gauge left a utube manometer, in which differential pressure is measured as the difference h between the highpressure reading and the lowpressure reading, multiplied by the density of the liquid in the tube. Sep, 2011 other than ctype, bourdon gauges can also be constructed in the form of a helix or a spiral. We also offer polypropylenecased and stainless steel or. Bourdon tube mcdaniel general service gauges incorporate phosphor bronze or brass bourdon tubes with precision brass movements for reliable service. H mounting s bottom entry, surface mounting p back entry, panel mounting yyoke mounting 2 pipe mounting type. Maintenance of small pressure gauges note the above data is for reference only. Pressure gauge accessories pressure gauge siphons type 910. Spiral bourdon tubes are used for pressure ranges from 1,000 psi and above in poly b gauges, and from 800 psi and above in the other general service gauges. Due to the effect of the external atmospheric pressure, the end of the tube bends more or less. The kobold drf26 series bourdon tube pressure gauge features all stainless steel internal and external metal components to offer maximum protection from aggressive, corrosive chemicals.
Differential pressure gauges with bourdon tube, with parallelplug with measuring system stainless steel, with without filling nominal size nd 80, 100 connection position bottom, radial or back, centric description the differential pressure gauges can be used with liquid, gaseous, aggressive, nonviscous and noncrystallizing. The types are varied for specific uses and space accommodations, for better linearity and larger sensitivity. Features phosphor bronze bourdon tube movement with white enameled brass dial face with large numbers for easy reading. We also offer polypropylenecased and stainless steel or monel process gauges. Bourdon tube pressure gauges are used for the measurement of relative pressures from 0. Bourdon tube pressure gauge applications mga controls ltd. Bourdon tube test pressure gauges according to en 8371 model manf housing following housing diameter are available. Bourdon tube pressure gauges dimensions, metrology, requirements and testing. Pressure gauges are precise measuring instruments and subjecting them to extreme cold or rough usage quickly spoils the accuracy. The french engineer eugene bourdon made use of this functional principle in the middle of the 19th century. This makes the bourdon tube pressure gauge an excellent choice for ap\ plications in. High quality case with bajonet ring per en 8371 s1, material.
Jis correspondence general industrial pressure gauges. Bourdon tube pressure gauge with switch contact ns 100160. Since the bourdon tube style is the most commonly used design, this article will focus on eugene bourdons invention over 175 years ago. May 14, 2020 the bourdon pressure gauge, patented by the french engineer eugene bourdon in 1849, remains one of the most widely used gauges for measuring pressure in liquids and gases of many different types. Bourdon tube pressure gauges are the most frequently used mechanical pressure measuring instruments. The basic operating principle of a bourdon tube gauge is a. Bourdon tube pressure gauges are the most common type in many areas and are used to measure medium to high pressures. Pressure measurement is the analysis of an applied force by a fluid liquid or gas on a surface.
X2 designated manufacturing business operator number. It is based on an elastic spring, a cshaped, bent tube with an oval. Sturdy industrial pressure gauges designed in compliance with operational safety requirements of en 8371 and asme b40. Our bourdon brand offers a broad product portfolio tailored specifically for the usa market demands. Bourdon tube pressure gauges industrial stainless steel. Our selection of pressure gauges includes stainless by brass, all stainless, and forged brass options.
Spiral bourdon tubes are used for pressure ranges from 1,000 psi and above in poly gauges, and from 800 psi and above in the other general service gauges. They are classified as mechanical pressure measuring. It is a sturdy apparatus that is unaffected by gravity and will therefore operate at any angle. This makes the bourdon tube pressure gauge an excellent choice for ap\ plications in the chemical, oil, plastics and paper industries. This is because such gauges are simple to use, safe, and inexpensive, as well as highly accurate.
Pgt01, bourdon tube pressure gauge with output signal, standard version, plug. Bourdon tube pressure gauges with increased corrosion resistance are manufactured entirely from stainless steel. Their pressure element is often referred to as a bourdon tube. Drf26 stainless steel bourdon tube pressure gauge datasheet. Pressure gauge model nominal size scale range size of connection optional extras required. Right a bourdontube gauge, in which a coiled tube, flattened into the cross section shown and attached to a fixed block, is open to a pressurized fluid. Bourdon tubes are usable when measuring both high pressure and vacuum, and they are. They cover measuring spans from 600 mbar to 4,000 bar. As one of the most popular kinds of pressure gauge, it has. The other end of the bourdon tube is free and closed. Bourdon tube pressure gauge applications having been in existence since 1849, the bourdon tube pressure gauge is one of the most commonly used pressure gauges of the 21st century, thanks to its extreme sensitivity and accuracy. Leftclick on icon to open, rightclick on icon to save as.
Housing the following housing diameters are available. Pressure ranges are available through 10,000 psi, with high pressure ranges offering a helical bourdon tube for longer gauge life and increased durability. Bourdon tube pressure gauges are extensively used for local indication. Clamp and ring for back connection pressure gauges. Our liquidfilled bourdon vacuum gauges are industrialgrade dial gauges suitable for pressures down to 1 torr mbar. The bourdon tube is in a bent form to look like a circular arc. Pioneer in instrumentation, general instruments consortium gic is the largest and the oldest manufacturer and engineering solution provider for pressure, temperature, level and flow instrumentation since 1966.
Bourdon tube test pressure gauges according to en 8371 model manf dimensions bottom connection code ng a b b c d d e af w x without contact 1 or 2 contacts manfg 2226 160 mm va 21 50 101 15 159 162 117 22 0 118 manfg 22y 160 mm va 17. Bourdon is your first choice for precise mechanical pressuremeasuring instruments. Designed according to safety standards per en 8371. This type of pressure gages were first developed by e. Bourdon tube pressure gauge working principle animation. The pressure medium forms a condensate and is collected. The housing material is stainless steel, aluminium or steel, black painted. The gauges can also be produced in nominal size 80 mm. The ashcroft precision pressure gauge yields consistent, reliable accuracy through the use of stateoftheart precision machining and the worlds most refined bourdon tube technology. With liquid filled case for applications with high dynamic pressure pulsations or vibration.
Bourdon in ss316 ti as standard providing better mechanical properties guaranteeing repeatability and accuracy accuracy 1% fsd standard, 0. Instruments used to measure and display pressure in an integral unit are called pressure meters or pressure gauges or vacuum gauges. They are used to measure medium to very high pressures. Small pressure gauges demonstrate a precision change of 0. All stainless steel bourdon tube pressure gauges monitoring. Bourdon tube pressure gauge operating principle wika blog. The bourdon pressure gauge, patented by the french engineer eugene bourdon in 1849, remains one of the most widely used gauges for measuring pressure in liquids and gases of many different types.
To the free end of the bourdon tube is attached an. For critical applications there are bourdon tube pressure gauges with liquid filling. Many techniques have been developed for the measurement of pressure and vacuum. Bourdontube gauge definition of bourdontube gauge at. Differential pressure gauges diaphragm type under technical collaboration with ms. The bellowbourdon tube fluidfilled system sensed the pressure from the well and a. Bourdon tube pressure gauges are developed, qualified and manufactured to the en 8371 standard by wika themselves.
Request pdf antibourdon tube pressure gauge a novel pressure transducer is investigated in this paper, which works on an antibourdon tube abt. Antibourdon tube pressure gauge request pdf researchgate. The bourdon tube gauge, invented about 1850, is still one of the most widely used instruments for measuring the pressure of liquids and gases of all kinds, including steam, water, and air up to pressures of 100,000 pounds per square inch 70,000 newtons per square cm. High quality stainless steel design for measuring gaseous, liquid and aggressive media. They are suitable for the measurement of pressures from 0 0.
Pressure gauges the bourdon tube is made from copper alloy for pressures up to 1500 psi or safety coiled alloy steel for pressures above 1500 psi. All stainless steel pressure gauge for adverse service conditions where pulsation or vibration exists. All stainless steel bourdon tube pressure gauges model manr no responsibility taken for errors. We produce bourdon tube pressure gauges with various common worldwide measuring ranges, process connections, approvals and nominal sizes. This accuracy is based upon working at a temperature at or above 68 degrees fahrenheit.
Other articles where bourdon tube gauge is discussed. Intended for adverse service conditions where pulsating. A bourdon gauge is the type of oxygen flowmeter used most often in emergency medicine. Fppi pressure gauges feature an impact and corrosion resistant case made from abs plastic. All stainless steel pressure gauges with bourdon tube, with. For thorough repeatability, the bourdon tubes materials must have good elastic or spring characteristics. Pressure is typically measured in units of force per unit of surface area. Until the 1960s, pressure gauges equipped with multiplecoil bourdon tubetype pressure elements e. General the assembly has to be carried out following the corresponding general technical regulations for pressure measuring devices e. With gauges for gas measurements, accumulation of condensation is to be avoided by a suitable piping design.
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