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RS Components, Ltd. Datasheets for Liquid Flow Meters

Liquid flow meters are used to measure the volumetric flow rate or amount of a moving liquid.
Liquid Flow Meters: Learn more

Product Name Notes
A shorter more compact version of George Fischers 350 series variable flow meters. Fitted with standard size cement sockets with a threaded joint for easy installation and disconnection they also...
A unique, patented piston design assures accuracy within 20% over a full range of viscosities - from 40 to 1000 SSU. Ideal for use in applications where liquids of different...
An easy to adjust flow switch suitable for use with water, oils and gases. Adjustment for fluid variants is infinite between 1.8 l/pm and 75.7 l/pm and is done simply...
Calibrated flow indicator with switched output specifically designed for use with water. Suitable for installation in any plane. Utilises the technique of differential pressure across a piston against a calibrated...
Designed for low-cost flow/no-flow monitoring. This series is available with a clear, transparent PVC housing which is ideal for use where visual flow confirmation is desirable. These corrosion-resistant switches offer...
Designed for the control of dark or contaminated liquids. A spring controlled piston follows the liquid magnetically connected to an external arranged indicator ring. The position of the indicator ring...
Dwyer Instruments Flotect series flow switches are ideal for automatically protecting equipment and pipeline systems against damage from reduction or loss of flow. With a field adjustable vane to suit...
Dwyer Instruments IEFS series electromagnetic flow sensors available in brass or stainless steel allowing it to handle a wide range of pressures and temperatures. Various saddle fitting sizes available to...
Dwyer Instruments PFT series insertion paddle wheel flowmeters are used to monitor liquid flow rates in pipes from 1 1/2 Inch to 40 Inch. The unit outputs a frequency proportional...
Dwyer Instruments PUB series portable ultrasonic flowmeter utilise the transit-time difference for measuring flow rates in pipes noninvasively. They are compact and lightweight instruments for on-the-go flow monitoring, capable of...
Dwyer Instruments RMA series flowmeters feature a 2 Inch scale and easy to read design. The direct reading scales eliminate troublesome conversions. Integral flow guides stabilise the float throughout the...
Dwyer Instruments RMB series flowmeters feature a 5 Inch scale and easy to read design. The direct reading scales eliminate troublesome conversions. Integral flow guides stabilise the float throughout the...
Dwyer Instruments RMC series flowmeters feature a 10 Inch scale and easy to read design. The direct reading scales eliminate troublesome conversions. Integral flow guides stabilise the float throughout the...
Dwyer Instruments TDFS series thermal flow switch uses impulse thermal dispersion measurement to indicate the flow rate. Thermal dispersion measurements offer benefits over traditional flow meters with no paddles or...
Dwyer Instruments UFM compact ultrasonic clamp on flowmeter. The UFM implements the transit-time difference to measure flow rates in pipes noninvasively. It is a compact and lightweight design, featuring an...
Dwyer Instruments VFA series flowmeters feature a 2 Inch scale and easy to read design. The direct reading scales eliminate troublesome conversions. Integral flow guides stabilise the float throughout the...
Dwyer Instruments VFB series flowmeters feature a 4 Inch scale and easy to read design. The direct reading scales eliminate troublesome conversions. Integral flow guides stabilise the float throughout the...
Dwyer Instruments VFC series flowmeters feature a 5 Inch scale and easy to read design. The direct reading scales eliminate troublesome conversions. Integral flow guides stabilise the float throughout the...
For many non-corrosive, low-pressure air, water and gas flow applications, it pays to use accurate instrumentation. The FR series provides highly repeatable results and is also durable and affordable. Durability...
Gemsâ„¢ FT-210 features proven turbine technology in a small package for low flow applications. The turbine technology provides a highly repeatable sensor ideally suited for measurement of either volume dispensing...
Gemsâ„¢ hall effect turbine flow rate sensor is ideal for OEM applications involving low flow liquid monitoring. The low cost coupled with 1/2% repeatability makes it an ideal candidate for...
Gemsâ„¢ Sensors popularised the RotorFlow® paddle wheel design by combining high visibility rotors with solid-state electronics that are packaged into compact, panel mounting housings. They provide accurate flow rate output...
Georg Fischer Signet 2536 rotor-x paddle wheel flow sensors can measure fluid flow in pipelines and low-pressure systems from 0.5 m/s to 6 m/s. The rotor-x paddle wheel can be...
George Fischer’s range of variable area flowmeters provide accurate, reliable and cost effective way of measuring flow in both gases and liquids. Fitted with standard size cement sockets and a...
High pressure, variable flow indicator with a graduated flow scale on the outer viewing sleeve and a indicator ring which is magnetically coupled to an internal piston. Utilises the technique...
High-pressure, variable flow indicators with a graduated flow scale on the outer viewing sleeve and an indicator ring which is magnetically coupled to an internal piston. All utilise the technique...
In applications where it is not possible to use flow sensors with integrated evaluation, sensors are used with evaluation units. Examples include hazardous areas, confined spaces or if flow values...
Measuring only 25 x 70 mm (1 Inch x 2 3/4 Inch), these compact switches are ideal for use where space is at a premium. Designed for use with water...
Monitoring of low flow rates of liquids. A piston equipped with a magnet is displaced by the flow, this action is proportional to the flow rate against a supporting spring.
Monitors liquid flow by means of a paddle. A spring supported stainless steel paddle located in the flow chamber and moved by medium in the direction of flow. When a...
MR3000 molded flow meters supplied with scales in LPM and SCFH for air, or CCM and GPH for water. Manufactured from high-impact polycarbonate, the MR3000 series can operate at pressures...
Produces pulse output the total of which is proportional to the total flow through of the device. This flowmeter is designed specifically for the drinks dispense industries and is suitable...
Provides accurate flow detection in water and oil with 1% repeatability. Flow settings on the adjustable version can be easily changed without disassembly. A shuttle by-pass vane inside the housing...
Requires a remote signal processor to operate, see stock no 313-2526 or 313-2532 (Available in most markets). Pressure rating up to 60 bar static, 100 bar dynamic. Fluid temperature range:...
RotorFlow® in its most basic form — a bright orange rotor turning with fluid flow. Simple, direct and reliable. Flow rate is estimated, or confirmed, by viewing the speed of...
RotorFlow® Switches build an extra level of reliability and protection into your equipment. By principle of operation, the rotor cannot be deceived into indicating a positive flow situation when no...
Series FR5000 is a standard precision-machined acrylic flow meter for liquids and gases, with direct reading air or water scales.,Model FR5000 flowmeters have standard 1 Inch FNPT PVC fittings. •
Siemens SITRANS P DS III can be used for measurement of air, steam and liquid flow. They are suitable for a wide range of industries including oil, gas, power, petrochemical...
SITRANS 5100W flow sensors from Siemens have been designed to fulfil the requirements of the water industry. Used in conjunction with the MAG 5000 or 6000 transmitters, they can be...
SPCO flow switches capable of switching 16A at 240Vac (resistive load). Designed for use within water but can be used with alkalis, alcohol, fuels and lubricating oils. This flow switch...
Standard FS-550 switches sense liquid flow in either direction to monitor flow/no-flow conditions. The paddle is trimmed during installation to permit switch actuation at the desired flow rate. As flow...
Standard FS-550E switches sense liquid flow in either direction to monitor flow/no flow conditions. The paddle is trimmed during installation to permit switch actuation at the desired flow rate. As...
Suitable for a wide range of process fluids. Traceable calibration certificate. Excellent performance Media Monitored = Liquid Device Type = Sensor/Switch without Indicator Minimum Flow Rate = 0.25 L/min Maximum...
Suitable for a wide range of process fluids. Traceable calibration certificate. Excellent performance Media Monitored = Liquid Device Type = Sensor/Switch without Indicator Minimum Flow Rate = 0.5 L/min Maximum...
The 2551 Magmeter is a magnetic flow meter from Georg Fischer that can be set up to measure both unidirectional and bidirectional flow. Manufactured from corrosion resistant materials for long...
The Atrato Process ultrasonic flowmeter has been designed to operate in challenging process and control environments. The body is manufactured from durable 316 stainless steel and the electrical components are...
The Atrato ultrasonic flowmeter delivers unprecedented performance and accuracy across a broad dynamic range. It has been designed with a clean bore structure that makes it ideal for a range...
The compact rugged oval gear flowmeter is designed to give high performance with a low cost of ownership. It has a standard flow range from 0.01 L/min to 1 L/min...
The EASIFLOW switch is a flow measuring device incorporating an AC-DC switch suitable for controlling valves or pump motors or for activating alarm signals. • Oil and water calibrated,• Pressures...
The FR4500 series is a standard precision-machined acrylic flow meter for liquids or gases and has direct reading air and water scales. The FR4500 flow meters can be configured with...
The FS-100E-A series flow switch operates in vertical mounting position only. It is equipped with a calibrated piston moved by liquid flow to actuate a hermetically sealed reed switch isolated...
The FS-200 flow switch offers accurate flow detection with 1% repeatability over a broad range of flow settings and port sizes. The durable construction delivers long life repeatability in either...
The FS-200E-A flow switch offers accurate flow detection with 1% repeatability and European G1 Inch port size. The durable construction delivers long life repeatability in either water or oil. The...
The FS-4 Series makes flow protection economical for a broad range of industrial applications such as welders, lubrication systems, medical sterilisers and laundry chemicals dispensing. • Flow Rate Settings: 0.38...
The FS-500 offers low-cost flow monitoring with various switch actuation points and low-pressure drop. All wetted parts are polypropylene or stainless steel, making this switch ideal for a wide range...
The FSP10 Flow Switch is an electric pump that can provide increased flow within gravity fed water systems. The FSP10 flow switch is placed in a pipe above the pump...
The FSVPLC can be used to control some other equipment or process via a PLC. If used in a pumped system, the device has to be fitted in the pipe...
The FT-330 is highly accurate and repeatable, Hall Effect turbine flow sensor designed for low flow OEM applications. This low cost, NSF Std. 61 listed flow sensor is ideal for...
The LG01-2000A family of liquid flow switches from Sensirion are able to detect liquid flow by millilitres per minute (ml/min). It also provides bubble detection. When the flow rate is...
The magnetic-inductive volumetric flow sensors of the SM series monitor liquids. They detect the three process categories volumetric flow quantity, consumed quantity and medium temperature.,Peak consumption, present consumption or accumulated...
The PFM series from SMC are dual flow switches designed to detect microchip component adsorption in vacuum, congestion in filters and nozzles. Compact and light weight design, suitable for use...
The SPI-N118 and SPP-N118 flow meters are designed to work together with flow transducers equipped with analogue inputs (SPP-N118) or contact/electronic inputs (SPI-N118). The purpose of the flow meter is...
The UF series of ultrasonic flowmeters are an in-expensive alternative to similar systems yet still deliver high accuracy. As there are no moving parts within, there is no clogging or...
The ultrasonic flow meter of the SU series monitors liquid media such as water, glycol solutions or industrial oils. It detects the three process categories volumetric flow quantity, consumed quantity...
These externally adjustable switches are ideal for protecting machine tools from coolant flow failure, for protecting bearings from loss of lubricant or to assure proper airflow. They offer an infinite...
These rugged inline flow switches use 100 micron filtration and are less susceptible to clogging than other high-pressure inline flow switches. The 1 piece magnetic PPS composite piston makes the...
These slim, inline switches reduce pressure drop to a minimum. They incorporate a unique, dual-diameter, internal bore and piston configuration to minimise flow constriction. Liquids are able to pass around...
These ultra compact switches have been specially designed for reliable operation in clean post-filtered water. FS-3 switches are instrument quality, yet affordably priced for pure water equipment, from UV lamp...
This lightweight, compact flow sensor is intended as a low cost option for flow rates of 1 to 20 l/min with low pressure drop. Basic construction consists of a one...
This rugged inline flow switch offers the same superior performance and resistance to clogging as its metal cousin (FS-380). The fixed set point and simple design make it a dependable...
This series of precision-calibrated switches provide reliable and consistent performance, repeatability is within 1%. FS-925 units are factory preset for actuation at specified flow rates. These switches provide accurate detection...
Two flow transducers manufactured in acetal copolymer with brass compression fittings at both ends to fit 15mm diameter pipe connections. Provides a pulsed output proportional to flow rate. LED and...
Variable flow indicators with a float inside an outer graduated flow scale on the viewing sleeve. All utilise the technique of differential pressure across a piston which, as the flow...
Works according to the variable area principle and permits an accurate measurement of liquid media. Any orientation. Rugged metal design. Natural glass. G 1//4 BSP thread. 16 bar operating pressure.