The piston movement is transferred by appropriate reduction gearing to a. Floco positive displacement meters are made up of five basic components. Tms use a bladed rotor contained in a flow tube that is axially suspended in the direction of flow. Because the force exerted by the fluid flowing through the meter is at right angles to the faces of the displacement rotors, and the rotor shafts are always in a. A positive displacement meter is a type of flow meter that requires fluid to mechanically displace components in the meter in order for flow measurement.
The v100 formerly psm190 meter is a positive displacement type meter operating on the oscillating piston principle. Jan 20, 20 positive displacement pdm and turbine tms are the two types of flowmeters acceptable as primary measurement instruments for custody transfer of liquid petroleum products. Positive displacement flowmeters operational manual. Smith meter rotary vane pd meters smith meter 3bladed. Generally, we express density in units of pounds per cubic inch. The fpd3300 series positive displacement flow meters are affordable and accurate. Flow meter resources flow meter application advisor. Birotor positive displacement meter albrpd the smc albrpd flowmeter features two precisely machined rotating members known as helical rotors which rotate and mesh within the meter s interior housing in order to form a measuring chamber of known volume which may be used to accurately determine volumetric flow rate as a funtion of the rotors. The meter s solid construction and excellent dynamic response are well suited to the measurement of fuels and oils as well as other nonabrasive. Positive displacement flowmeter technology flowmeters. About positive displacement flow meters instrumart. Comparison of turbine with positive displacement meters for.
Positive displacement amco oil meter specifications. Specific gravity specific gravity is used to compare the density of a product to the density of water. Positive displacement flowmeters operational manual model. Construction positive displacement meters positive displacement meters record the flow by means of volumetric measuring method. V100 industrial positive displacement meter external threaded. Install the meter with direction of flow as indicated by the arrow cast in the meter case.
Please take a few min utes to read through the manual. Zenner displacement type magnetic drive cold water meters. It is designed to measure clean potable water where flow is in one direction only in residential, commercial and industrial settings. Mx series features latest meter technology modular design allows for design flexibility solid billet construction programmable digital display w varied output options mx series data mx06 14 suitable for flow range 0. The mini meter is a positive displacement flow meter best suited for measuring lubrication oils for various kinds of machines and instruments in the management of fuel oil consumption with small oil burner. One primary feature is the ability to maintain consistent accuracy despite changing viscosity conditions. Com proven most trusted and reliable since 1956 the original liquid controls trirotor meter design consists of a housing in which three rotors turn and measure fuel in synchronized relationship with. The fluid passing through the meter is divided into segments by the blades of the rotor. Lc meters incorporate a unique design, presenting minimal intrusion in a flowing stream of liquid, as well as minimal. It is designed to measure clean potable water only in residential, commercial and industrial settings. Comparison of turbine with positive displacement meters. Based on the known defined volume of the measuring chamber of the rotary piston meter a precise recording of consumption is given. The oscillations of the piston are transmitted through the meter wall by a follower magnet to a totalizer or pulse transmitter.
Positive displacement meter rnkrp positive displacement meter rnklrp positive displacement meter mnkmf 9. Steam clean the meter bypass or remove the meter if necessary. Macnaughts positive displacement flow meters are suitable for a wide range of industrial applications including fuel and oil distribution, corrosive chemical. The transmitter is the most heat sensitive element in the. At master meter we are focused on the future of smart water management. Mount the meter so that the transmitter is below or to the side of the meter. Therefore, most positive displacement flowmeters have a maximum pressure drop specification that is intended to limit positive displacement flowmeter bearing wear to reasonable levels. Definitions and terms density density is the mass of a substance per unit volume. Positive displacement awlake carries three types of highly precise, rugged positive displacement flow meters, including spur gear round gear, helical gear spindle or screwtype gear, and rotary piston, as well as a wide variety of flow transmitters, sensors, and controllers. Positive displacement pdm and turbine tms are the two types of flowmeters acceptable as primary measurement instruments for custody transfer of liquid petroleum products.
Discover why utilities chose master meter as best smart. The satam positive displacement meter pd meter is a system with freelymoving blades used to measure petroleum. As a result, this leads by the water supply companies to the reduction. The meter s solid construction and excellent dynamic response are well suited to the measurement of fuels and oils as well as other nonabrasive lubricating. Developed in the early 1800s, it was used for many years during the gaslight era.
Positive displacement flow meter for fuels and oils. Positive displacement flow meter flow meter directory. Orientation positive displacement gear flow meters can be installed either a horizontal or. Badger meter offers eight of the ten common flow technologies north american water meter market primarily uses nutating disc meters, a type of positive displacement technology global water meter markets are starting to shift from mechanical to static meters, such as magnetic and ultrasonic rest of world water meter market. The liquid sealed drum meter is the oldest commercial positive displacement gas meter see figure 2. Birotor positive displacement meter smartmeasurement. Because the force exerted by the fluid flowing through the meter. Positive displacement flow meter pdf a positive displacement phd thesis in library and information science pdf meter is a type of flow meter that requires fluid to mechanically displace components in the meter in order for flow measurement. Positive displacement pd flow meters measure the volumetric flow rate of a moving fluid or gas by dividing the media into fixed, metered volumes finite increments or volumes of the fluid. Pdf specifications for model amco 4 18 and amco 8 14 oil meters. Applications include lubricants, fuels, chemicals and solvents, oils and greases. Com proven most trusted and reliable since 1956 the original liquid controls trirotor meter design consists of a housing in which three rotors turn and measure fuel in synchronized relationship with no metaltometal contact.
See flow meter data sheet for specific filter, including mesh weight and size. The satam positive displacement meter pd meter is a system with freelymoving blades used to measure petroleum products such as fuels, biofuels and refined liquid hydrocarbons and non corrosive chemicals. The original liquid controls trirotor meter design consists of a housing in which three rotors turn and measure fuel in synchronized relationship with no metaltometal contact. The meter may be installed in horizontal, vertical or inclined lines. The rz series positive displacement flowmeter is the solution to applications. This positive displacement flow sensor switch with display is designed for philadelphia map pdf use in slighly viscous. Liquid controls mseries rotary motion positive displacement pd meters offer the ultimate in measurement accuracy for custody transfer of petroleum products, aviation fuels, lpg, and a broad range of industrial liquids. Applications, advantages and disadvantages of positive. Specification sheet industrial positive displacement meter. The meters solid construction and excellent dynamic response are well suited to the measurement of many solvents as well as other nonabrasive. This type of meter is still available today and remains one of the most accurate of the displacement type meters. Positive displacement flow meters measure the volumetric flow rate of a moving fluid or gas by way of precisionfitted gears or rotors containing cavities through which precisely known volumes of fluid pass.
Blow down the meter with compressed air or gas because it may overspeed and damage the meter. If you remove a flow meter from the line during maintenance, do not allow fluids to dry inside. Three segments pass through the meter each time the rotor completes a revolution. The transmitter is phased to the meter and a manual. Positive displacement flow meters are frequently specified as they offer high accuracy and repeatability. Its simple design with only two pairs of blades and one moving rotor makes it. Presentations ppt, key, pdf logging in or signing up. Smith pd meter displacement meters for liquid measurement birotor meter rotating paddle meter oval gear meter figure 1 pd meter measuring elements introduction the purpose of this paper is to examine the positive displacement pd meter.
Positive displacement flowmeters operational manual cancoppas. Positive displacement flow meters are the only flow measuring technology to directly measure the volume of fluid that passes though the flow meter. Positive displacement machines denoted as the static type. Pdf specifications for model amco 15 12, amco 20 34 and amco 25 1 oil meters. Do not use a wrench or channellock to aid in handinstalling the pickup sensor. With only 2 moving parts, the positive displacement meter offers trouble free operation and long service life. Oval gear positive displacement meter alovpd the smartmeasurement alovpd oval gear flowmeter features two precisely machined rotating elliptical oval gears which rotate and mesh within the meters interior housing in order to form a measuring chamber of known volume which may be used to accurately determine volumetric flow rate as a. Smcs almpd microflowmeter is a nutating disk positive displacement meter designed for precise measurement of ultralow flow rates. It may be easier to install the sensor after the flow meter has been installed in the line.
Zenner ppd water meters utilize a magnetically driven, positive displacement, oscillating piston design. Operating the flowmeter above the pressure drop limits of the flowmeter can result in premature bearing wear and catastrophic flowmeter failure. The major disadvantage of piston positive displacement pumps is that material volumes are determined by the piston stroke which is manually set with an adjustable collar. The lowcost almpd offers superior value by providing a package that is capable of measuring very low flow rates with less susceptibility to wear versus other positive displacement flowmeters and the ability to work with a wider variety of hostile liquids. Series m and ma positive displacement flow meters overview. Liquid enters a precisionmachined measuring chamber containing a piston which oscillates rotates in the smartpd positive displacement meter. It is designed to measure clean potable water where flow is in one direction only in resi dential, commercial and. The emphasis will be on the factors influencing the design and performance of the.
Master meters design engineer responsible for crafting our mmpd oscillating piston meter is a lifetime member of the american water works association, and the recipient of their coveted george anderson award for his leadership on the awwa standards committee for water meters. Kent amco positive displacement oil meters pdf files specifications, descriptions and pulser options. A wide variety of meters, covering a broad spectrum of requirements, are available. They are used in high viscous, dirty fluid which does not flow through the straight conduit. Positive displacement meters and accessories flow management. Operating instructions for oval wheel flowmeter model. It achieves this by trapping pockets of fluid between rotating components housed within a high precision chamber. Ifc inflow offers positive displacement flow meter. Positive displacement meter is a type of flow meter that requires fluid to mechanically displace components in the meter in order for flow measurement. Oval mini meter positive displacement flow meter aug 10, 2016 2316 the mini meter is a positive displacement flow meter best suited for measuring lubrication oils for various kinds of machines and instruments in the management of fuel oil consumption with small oil burner. The lowcost almpd offers superior value by providing a package that is capable of measuring very low flow rates with less susceptibility to wear versus other positive displacement flowmeters and the ability to work with a wider variety. Positive displacement flow meters operation and installation manual 7. The fpd3000 series positive displacement flowmeters are affordable and accurate. The blancett positive displacement flow meter provides high measurement accuracy for fluids over a wide viscosity range.
Our smart water meters are based on solidstate technology and leverage the most innovative science to make sure that your water meters stay. Location its best to install the flow meter upstream from control valves and fluid regulators, if possible. This can be compared to repeatedly filling a beaker with fluid and pouring the. Master meter s design engineer responsible for crafting our mmpd oscillating piston meter is a lifetime member of the american water works association, and the recipient of their coveted george anderson award for his leadership on the awwa standards committee for water meters. Smith pd meter displacement meters for liquid measurement. A positive displacement flow meter is a cyclic mechanism built to pass a fixed volume of fluid through with every cycle.
Water flows through the meters strainer and into the measuring chamber where it drives the piston. Series pdm flowmeter types of positive displacement meters nutating disc rotating valve oscillating piston oval gear rotating lobe birotor rotating impeller. This minimizes heat transfer by convection from the flow meter to the transmitter. Meters constructed to special specifications designated by a 6digit serial number may have clearances in variance to those shown in this manual consult your representative or the factory for the correct information pertaining to your meter. Positive displacement pd flow meters are the only flow measuring technology to directly measure the volume of fluid that passes though the flow meter. Hydraulic testing, chemical injection or chemical dosing, pharmaceutical application and similar precision applications. The smartpd positive displacement meter is a volumetric meter that provides total volume and flow rate measurements by way of an electronic transmitter adding closed loop control to your system. Excessive vibration at the meter should be avoided. Oscillating piston displacement flow meter niagara meters. Smc birotor positive displacement flowmeter albrpd. A key distinction of positive displacement flow meters is that they offer direct measurement of the volumetric flow rate.
Positive displacement flow meters operation and installation manual 9. The rotating impeller design is illustrated in figure 2. Every cycle of the meter s mechanism displaces a precisely defined positive quantity of fluid, so that a count of the number of mechanism cycles yields a precise quantity for the total fluid volume passed through the flow meter. The fpd3000 series positive displacement flow meters are affordable and accurate. Every cycle of the meters mechanism displaces a precisely defined positive quantity of fluid, so that a count of the number of mechanism cycles yields a precise quantity for the total fluid volume passed through the flow meter. Dec 05, 20 positive displacement flow meter positivedisplaceme ntflowmeter. Doc 520, as close as possible to the inlet side of the meter. Liquid controls m and ma series rotary motion positive displacement pd meters offer the ultimate in measurement accuracy for custody transfer of petroleum products, aviation fuels, lpg, and a broad range of industrial liquids. You may find it useful to fill out the form below and keep it in your files for reference. Positive displacement flow meter what it is and how does.
The max 210 series flow meters are positive displacement. There are many types of internals such as two or three gear oval gear, nutating disc, rotary piston and sliding vane. The bladed displacement rotors alternately rotate through the halfcylinder bores of the meter element, while. Positive displacement flowmeters operational manual for models model 2, p002, 214, 215 and 216. Positive displacement flowmeters operational manual model 2. Positive displacement flow meters a positive displacement flow meter measures flow by displacing a precise and known volume for each revolution of their internal parts. Whether your business requires flow measurement for custody transfer or process control, with an lc pd meter on your. Positive displacement type flow meter applications of positive displacement meters. The reasons companies standardize on our meters are simple. This utilizes a piston which the water rotates in a measuring chamber, each piston revolution being equivalent to a known volume of water. Small capacity oval gear flow meters etl fluid experts ltd. Positive displacement water meters from zenner performance utilize a magnetically driven, positive displacement, oscillating piston design.
Bf kat pr en 140414 water meters and heat meters from. Positive displacement flow meter for corrosive liquids fpd3100 series u pps body u temperatures up to 80. Positive displacement pumps is a current reference guide for positive displacement pumps for both traditional and stateoftheart testing methods, and serves as a bridge between textbooks and manufacturers literature by providing equipment testing practices based on technical knowhow, practical experience, and academic theory. Positive displacement means that, when the pump piston or rotor moves, fluid moves and displaces the. Everything we do is designed to help our customers reduce costs, improve operational efficiencies and promote water conservation. F u npt or bsp threads the fpd3100 series positive displacement flow meters are affordable and accurate. Flow measurement solutions flow meter manufacturer. Installation before attaching the sensor to the flow meter, check for any potential clearance issues.
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