Glass tube rotameters, manufacturer, supplier, mumbai, india. Lzb3 6 10 glass rotameter core ptfe corrosion resistant flow meter glass rotameter is used to measure the instantaneous oneway onpulsating flux of liquid or gases in pipes in fields such as chemical, petroleum, medicine, fertilizer, food, sugar refinery, paper making, light industry, textile, printing and dyeing,environmental protection etc. For those that do not require the super high performance and accuracy of a digital mass flow meter, brooks offers. Glass tube rotameters are offered where general flow measurements are within the limitations imposed by pressure rating of the glass metering tubes. Measuring rotameter our product range includes a wide range of water rotameter, gas flow rotameter, glass tube rotameter, air rotameter, acrylic body rotameter and purge rotameter. A rotameter is a device that measures the volumetric flow rate of fluid in a closed tube it belongs to a class of meters called variablearea flowmeters, which measure flow rate by allowing the crosssectional area the fluid travels through to vary, causing a measurable effect. Initially, to test the flow meter accuracy, oxygen flow. Tansa glass tube rotameter is basically a variable area flow meter. The main measuring elements of the glass tube rotameter are a vertically installed lower small and upper large conical glass tube and a float that can move up and down inside. In the case of glass and plastic tubes you can simply view the float position to get a reliable. Glass tube rotameter are precision flow measuring instruments designed on the variable area rotameter basis using tapered tubes. Principle the differential pressure across the annulus area is constant and the flow rate is measured as a function of the annulus area.
Fluids contact only ptfe, pctfe and borosilicate glass. This broad portfolio includes armored metal, glass tube and plastic va flow meters rotameters, each engineered to provide years of repeatable, reliable measurement of gas and liquid flow rates. Glass tube rotameters are typically used for simple but reliable indication of flow rate with a high. The flow rate is indicated by the position of float and the graduation engraved on the glass tube. A rotameter consists of a tapered tube, typically made of glass with a float, made either of anodized aluminum or a ceramic, actually a shaped weight, inside that is pushed up by the drag force of the flow and pulled down by gravity. Fully enclosed, 127 mm scale, borosilicate glass metering tube with 304. It belongs to a class of meters called variable area meters, which measure flow rate by allowing the crosssectional area the fluid travels through to vary, causing some measurable effec a rotameter consists of a tapered tube, typically made of glass with a float, actually a shaped weight, inside that is. The flow metering tube is transparent giving you full insight into the process and position of the float a scale on the outside of the tube indicates the true flow rate. Safetyshielded glass tube are in general use for measuring both liquids and gases.
In order to view these pdf s, you must have acrobat reader. Single tube glass flow meters flow controls, rotameters. Maxiflotm glass tube rotameter kr 1 overview maxiflotm ka series glass tube rotameters are rugged, versatile and accurate variable area va flow meter offering 2. The differentila pressure across the annulus area is constant. Flow measuring instruments, glass tube rotameter, low flow. For higher pressure ratings we offer metal metering rotameter tubes.
Lzb3glass tube rotameteryuyao xinsheng solenoid valve. Glass tube rotameter eureka variable area flow meters rotameters work on the principle of variable area. View and download brooks glass tube fullview 1110 operation manual online. After the tubes have been calibrated, the scales are matched to the usage conditions specified by the user. When the fluid passes through the conical glass tube from bottom to top, a pressure difference is generated between the top and bottom of the. Failsafe inline flow indication under any circumstance. Glass tube variable area flowmeter supplier variable. Rotameter definition of rotameter by merriamwebster.
Mbp series 3000 rotameters glass tube variable area flowmeter. Rotameter characteristics, components, advantages and. Best cost performance r1e glass tube flowmeter general r1 e is a glass tube type variable area flowmeter. Lzb3glass tube rotameteryuyao xinsheng solenoid valve co. Tansa glass tube rotameter variable area flowmeter model no. A rotameter is also a relatively simple device that can be mass manufactured out of cheap materials, allowing for its widespread use. Thie short rotameter ragk is designed for measurement of liquids and gases. Doc a rotameter is a device that measures the flow rate.
Hlzm glass tube rotameter request price pdf download the main measuring elements of the glass tube rotameter are a vertically installed lower small and upper large conical glass tube and a float that can move up and down inside. Rotameter that are suitable for in line installation with flanged or screwed connection with several options of materials for wet parts operating principle. The measuring tube can be made of glass, plastic or metal depending on the application. Plastic tubes are also used in some rotameter designs due to their lower cost and high impact strength. Glass tube rotameter spink controls offer an industrail flowmeter used to measure flowrate of liquids and gases. Flow meters online rotameter manufacturer from navi mumbai.
Welcome to the 2nd edition of yokogawas glass rotameter catalogue. Floattype flow meter with glass measuring cone tubux m30. The float takes up a position where buoyancy forcess the float weight are balanced in proportion to flow rate. In the case of metal tubes, the scale is contained in a housing which protects the magnetic follower system from environmental influences. Va master fgm1190 glass tube variable area flowmeter. Glass tube rotameter with screwed connection defination. Reliable, easytoread displays on all flow meter types. Variable area flowmeter ariable area flowmeter rotameter. The drag force for a given fluid and float cross section is a function of flow speed squared only.
Flowtech acrylic body rotameter with valve tube variable area flow meters rotameters are intended for general in line metering applications i. The tube contains a free moving float that rests on the stopper at the base of the tube. The movement of a float in a tapered tube provides a measure of flow rate. This rotameters consists of a vertical mounted, calibrated tapered tube with float inside and a scale directly calibrated as per flow range taking into account operating sp. Tube rotameter glass tube rotameter manufacturer from vadodara. Rotameter definition is a gauge that consists of a graduated glass tube containing a free float for measuring the flow of a fluid. Description flowtech acrylic body tube variable area flow meters rotameters are intended for general in line metering applications i. Other types include glass tube rotameters with stainless steel case, armored rotameters, pvc rotameters and acrylic rotameters. The greater the flow, the higher the float is raised. Magnetic drive pumps a worldwide bestseller, our highquality compact magnetic. The gap between the tube and float is larger at the top to allow a greater flow to pass through the meter. Va master fgm1190 glass tube variable area flowmeter cifgm1190en. In the case of glass tubes, the flow rate at the upper edge of the float is read on the tube scale or an attached scale f1. In the tubux m30s structural design, the glass measuring cone is protected by a stainless steel pipe with an integrated window.
The offered rotameter is designed uniquely for industrial application that is fitted with high precision tapered borosilicate glass tubes to ensure best performance at users end. Rotameter working principle animation instrumentationtools. Pdf flow through a venturi meter orifice rotameter. They are accurate, reliable and simple to install and maintain. Its clear borosilicate tapered glass tube with scales help flow reading with great accuracy and ease. When the liquid flows, the float rises until its weight is balanced by the up thrust of the fluid and the float reaches a position of equilibrium. Brooks glass tube fullview 1110 operation manual pdf. Rotameters variable area flow meters yokogawa america.
Glass tube variable area flowmeter purgemaster fgm6100 purgemaster fgm6100 flowmeters are low capacity variable area flowmeters for both liquid and gas with an excellent selection of material and scale lengths in a single product family design. Metal tubes are used where opaque liquids are used or temperature or pressure requirement is quite high. This 250mm scale, economical glass tube flowmeter features 304 stainless steel case construction. Make bypass glass tube rotameter as designed for measurement of flow rate of liquid and gases in 2 nb or higher size pipe sine flowtech make by pass rotameter as designed for measurement of flow rate of liquid and gases in 2 nb or higher size pipe sine. Swapan basu, ajay kumar debnath, in power plant instrumentation and control handbook, 2015. Early designs had free floats that rotated in response to changing gas and fl. Glass tube rota meter are generally used for measuring the flow range of, air, water, chemical and gases 4. Glass tube flowmeters 7430 series king instrument company. Eureka variable area flow meters rotameters work on the principle of variable area. Process instruments rotameters exporter from mumbai. An introduction to flow measurement with rotameters. If the tube is made of metal the float position is transferred to an outside indicator via a magnetic coupling.
Glass tube rotamerer veksler gtr19 glass tube rotameter consists of a tapered glass tube mounted vertically in a frame with the small diameter at the bottom and large end up. Readability with a glass tube meter, the main me tering elements float and. Flow star glass tube rotameters are unique design for industrial usage high precision tapered borosilicate glass tubes are utilized for best performances. Every rotameter basically consists of two componentsa tapered metering tube made of glass, metal, or plastic and a float that rides within the tube. The unique design combines the rigidity of an aluminum. By pass air rotameter for chemical process indusrtriesflowtech make bypass rotameters. Rotameters and industrial rotameters manufactured are of panel mounted types as well as pipe line mounted types. Rotameters glass tube rotameters exporter from vadodara. Disturbance free inlet and outlet sections are generally not required.
These components come in a wide variety of shapes, sizes, weights, and materials of construction, making them adaptable to a wide range of application needs. Installation instructions for meters with stainless steel fittings pdf. Download catalog glass tube rotameter owing to their simplicity, lowcost but highreliability nature, these meters have found applications in a wide variety of industries including but not limited to paperfiber, steel, petrochemical, foodbeverage, airconditioning. Maxiflotm glass tube rotameter 4 kr model overview model code description remarks pipe sizes ka baseline glass tube variable area flow meter rotameter 15mm 12 100mm 4 kb glass tube rotameter without float guide rod 10mm 38 50mm 2 kc glass tube rotameter with orifice plate at the inlet 65mm 212 200mm 8. The float takes up a position where buoyancy forces and the float weight are balanced in proportion to flow rate. The variable area meter, popularly called a rotameter is basically a vertically tapered tube, with the small diameter in the downward position. These instruments are suitable for service with all available fluids including acids, alkalies, corrosive gas and organic solvents for temperature upto 150c with suitable selection of. The glass tube rotameter with screwed connection is relatively simple and reliable instruments for measuring the continuous flow rate indication, in the glass tube area. Veksler gtr19 glass tube rotameter consists of a tapered glass tube mounted vertically in a frame with the small diameter at the bottom and large end up.
Series rsf rotatable scale flowmeters are ideal for the. Flowtech make by pass rotameter as designed for measurement of flow rate of liquid and gases in 2 nb or higher size pipe sine. Glass tube flowmeters 7610 series king instrument company. Glass tube rotameter is basically a variable area flow meter. Industrial rotameter glass tube rotameter manufacturer from. The series rsf rotatable scale flowmeters are ideal for the direct flow measurement of air, water, and other commonly used gases.
You may have thought about using a rotameter to satisfy your flow measuring requirements. A rotameter measures the flow of liquids, gases and steam by using a float inside a tapered tube. Principle the differential pressure across the annulus area is constant and the flow. Instonnic glass tube rotameters variable area flow meters rotameters are intended for general in line and bypass metering applications i. Measuring rotameter water rotameter manufacturer from.
Rotameters, glass tube rotameter, diaphragm valve, orifice. Rotameters are also called purge meters and variable area flow meters. It consist of a vertical glass tube that is slightly tapered, in which the metering float is suspended by the upward motion of the fluid around it. The packing gland seal construction provides for longterm, leak free, and reliable flow measurement. Cleaning according works standard free of oil and grease. The conical glass metering tube has a free rotating float.
The material of construction is normally made of glass, with a float inside that is pushed up by force offered by the upward fluid. Glass tube rotameter, glass tube flow meter, glass tube. Variable area flowmeter rotameter the original instrumart. The mpb series 3000 from hma instrumentation is an ideal flowmeter for. The differential pressure across the annulus area is constant and. The float moves freely up and down in the tapered borosilicate glass tube with fluid flow from bottom to top. Glass tube rotameter is basically variable area flowmeter the differential pressure across the annulus area in constant and the flow rate is measured as a function of the annulus area.
The medium passes through the metering tube from bottom to top and consequently rises the float until there is an annular gap between the inside surface of the metering tube and the float and equilibrium of the following forces has been achieved. All the measurement tubes in this series of variable area flowmeters are made of either glass or plastic. Single tube glass flow meters flow controls, rotameters, ph. Transmitter is mounted on the glass tube while retaining visibility and the present local indication by the 2 3 3 8 flow mgasurement by precision glass tube rotameter tansa glass tube rotameter is a variable area flow meter. A rotameter is a device that measures the flow rate of liquid or gas in a closed tube. A rotameter is a device that measures the volumetric flow rate of fluid in a closed tube. The float moves through the tapered tube up and down with respect to fluid flow.
Dec 12, 2016 glass tube rota meter are generally used for measuring the flow range of, air, water, chemical and gases 4. The float moves freely up and down in the tapered borocilicate glass tube with fluid flow from bottom to top. Since the area of the flow passage increases as the float moves up the tube, the scale is approximately linear. Glass tube rotameter accuracy fully enclosed online direct reading glass tube rotameters are relatively simple and reliable instruments for continuous flow rate indication. Rotameter acrylic body rotameter manufacturer from mumbai. Product literature pdf format these data sheets provide specific and technical information for some of the products that muis controls supplies. Special design features eliminate stresses on glass tube even under industrial handling conditions.
A rotameter consists of a tapered tube, typically made of glass, with a float made of ss or ptfe. As gravity works in a vertical orientation so the tube needs to be vertically oriented. In the case of glass tubes, the flow rate at the upper edge of. A rotameter is one particular type of variable area flowmeter that measures flow by varying the crosssectional area a fluid or gas travels through in a clos. Due to its specific design attributes, this device removes stresses on glass tube even under industrial handling conditions. The end fittings and metering tube should be inspected to make sure that they are free of any foreign matter and if necessary, should be cleaned with a tube brush. A rotameter measures the flow of liquids, gases and steam by using a float inside a conical tube. Generally, the rotameter is a tube made of plastic, glass or metal combined with. Gas flowmeter lzs plastic tube rotameter glass tube rotameter metal tube rotameter. The differential pressure across the annulus area is constant and the flow rate is measured as a function of the annulus area. This is the 28th edition rhfs product guide rotameters section. Options for rotameter float materials and designs extend flow ranges for different fluids within a given rotameter tube design. Tube rotameter ragk mini rotameter ragl laboratory rotameter raqn plastic rotameter 0. Rotameters work on the principle of vameters and are used.
These flowmeters are designed with direct read scales with no need for correlation charts and graduations are marked on a rotating, polycarbonate tube shield. The float moves freely up and down inside the tapered borosilicate glass with fluid flow from bottom to top. Make bypass rotameter as designed for measurement of flow rate of liquid and gases in 2 nb or higher size pipe sine. Glass tube fullview 1110 measuring instruments pdf manual download. Glass tube are field replicable without disturbing end connection. Pdf precision and accuracy of oxygen flow meters used at. Glass tube rotameter is a variable area flow meter. The flow tubes utilise a free float design, which has a very low pressure drop.
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