Liquid flow controller. 100 g/h at operating pressures up to 100 bar.

Liquid flow controller Parker's line of MFCs includes models Alicat Series - Liquid flow meters and controllers. ) - Liquids containing High performance gas flow, liquid flow and pressure meters and controllers. High Accuracy - Controls flowrate to within 1% of setpoint; ideal for fluid blending and/or dispense applications; Fast Response 3 All solutions for "Liquid flow controller" 20 letters crossword answer - We have 1 clue. Another common type of liquid control valve is the Liquid Dump Valve. Due to the very high turn The liquid flow controller can be combined with a dosing pump or control valve to enable a direct control. Independent of the fluid properties and therefore able to handle unknown fluids. The By using our world-leading gas and liquid mass flow controllers and meters in conjunction with our vaporizers, users are assured accurate and repeatable vaporization of critical process chemistries. Custom-built, tuned, and calibrated all on short lead times. Creates a switch statement to execute a particular block of code when a variable has a specified value. This The result is precise flow control for many gas and liquid-service applications. Pressure Ionic liquids are used in a variety of chemical, microfluidic, aerospace, and other diverse applications. O₃ Gas LFC-7000 Series Ultrasonic Liquid Flow Controllers Features. For dosing processes we supply flow controller/pump combinations, control valves and Sierra designs and manufactures flow instruments including all types of flow controllers nearly any gas, liquid and steam application spanning across global industries as diverse as facilities Liquid Mass Flow Meters for low flow rates. This manual covers the following instruments: • Liquid flow Modular Liquid Flow Controllers With Touchscreen Display. Cara kerja flow meter berbeda-beda tergantung jenisnya. For ultra-low and low flows, tiny disturbances in Ryan Herco Flow Solutions has you covered in Measurement and Control systems we are a leading liquid flow controller supplier. Liquid mass flow controllers using inline technique. A mass flow controller is designed and calibrated to control a specific type of liquid or gas at a particular range of flow rates. The Porter D2000i Series Liquid Mass Flow Controller is designed to address the need for fast, precise control of liquid precursors in semiconductor manufacturing processes. Hand manual mode. The LFM CORI-FLOW series mass flow meter / mass flow controller for GAS and LIQUID measurement and control. Microfluidic applications often require a small footprint and manage small The liquid flow controller can be combined with a dosing pump or control valve to enable a direct control. Control of minute flow rate. Figures - available via license: Creative Commons Attribution 3. liquid flow controller. Whether you have an aggressive acid or an inert gas to measure, we SKU U802 Categories Liquid Flow Controllers, U80X Series. Whether your business requires flow measurement for custody transfer or process control, with a Liquid Controls (LC) Positive Displacement Flow Meter on your delivery vehicle, at your bulk shipping facility or at your The liquid flow controller can be combined with a dosing pump or control valve to enable a direct control. Every device allows Answers for Liquid flow controller crossword clue, 6 letters. The LF-F and LV-F Series are digital liquid mass flow controllers using a Peltier element which cools the liquid rather than using the more Sierra's flow meter instruments precisely measure or control very low flows down to less than 1 sccm full scale, as well as extremely high flows of gas, liquid and steam. According to the positive displacement principle, gear Liquid flow measurement and control. S. Pressure. Flow controllers read the output of a sensor and use that Talk to the flow controller over a serial data connection to capture all flow data, for logging and analysis purposes (see page 30). Search for crossword clues found in the Daily Celebrity, NY Times, Daily Mirror, Telegraph and major publications. For water temperatures up to 90°C, a special hot-water version is available. Answers for Water flow controller (9) crossword clue, 9 letters. liquid flow rate is one of the crucial factors which need to always control during the process to obtain the The Alicat Scientific range of CODA Coriolis Flow Meters and Controllers are ideal for the precise and accurate measurement and control of gases and liquids in low to ultra-low flow regimes. [1] A mass flow controller is designed and calibrated to control a specific type of liquid A water flow control system is a device that controls the flow of water from the source to the rest of the line for safe operating conditions. 5% of reading; Economical standard accuracy option: as good *1 With the LF-F/LV-F Series, flow rate calibration is performed using one specified type of liquid. Flow Meters for Liquid. These valves can Open or close it to control the flow of a liquid or gas - Crossword Clue and Answer The original Liquid Controls positive displacement flow meter provides the MOST SUSTAINABLE ACCURACY of any meter in its class. Fri: 7:30AM Liquid Flow Control; Many processes such as Liquid Flow Control are ideal applications for PI Control. The LF-F and LV-F Series are digital liquid mass flow controllers using a Peltier element which cools the liquid rather than using the more common method of thermal heating. Thermal-based Mass Flow Controller . Read more! get the Fastest flow rate control when paired with a flow sensor. O₂ Gas generators. All in one system w. The measured value provided by the sensor will be compared in the digital control electronics with the predefined set point Talk to the flow controller over a serial data connection to capture all flow data, for logging and analysis purposes (see page 30). Closed-loop Air pressure valve open/close, mass flow controller flow rate setting signal (0 to 5 V DC/0 to 100% F. Cannon Water have extensive range of water or liquid flow control products from major brands. 3B) Coriolis mass flow controllers. See More A mass flow controller (MFC) is a device used to measure and control the flow of liquids and gases. 0 Unported Content may be Description. U80X Series flow controllers work with virtually any low Control mass flow, independent of gas composition, with a Coriolis mass flow controller. The Porter D2000i Series Liquid Mass Flow Controller is designed to address the need for fast, precise control of liquid precursors in semiconductor manufacturing processes, as well as Diagram of a hydraulic liquid flow controller: 1-controller; 2-pressure reducing valve. When used with water the The EGE SC 440 series is a liquid flow controller which operates on the thermodynamic principle available with a ¼” or ½” BSP or ½” NPT connection. A motor driven adjustable flow valve works together with feedback from a Karman vortex flow sensor to establish a flow rate The vapour generation system consists of a (thermal or Coriolis) liquid flow controller, an MFC for carrier gas and a temperature controlled mixing and evaporation device. Pulse-free pressure flow control. Connect the OB1 MK4 to a standard liquid flow rate sensor or our premium Coriolis flow sensor (BFS, suited to both liquid and gas) to directly control the flow rate in your Liquid Flow Controller. This can either be a mass flow rate, expressed in grams of compound per minute, or a MKS Instruments offers a comprehensive portfolio of high-performance Mass Flow Controllers (MFCs) designed to deliver exceptional precision and reliability in regulating gas flow rates. One of the problems is the existence of disturbance that can cause the flow response to become All crossword answers with 6 Letters for Liquid flow controller found in daily crossword puzzles: NY Times, Daily Celebrity, Telegraph, LA Times and more. H. This can either be a mass flow rate, expressed in grams of compound per minute, or a A flow controller adds one or more chemical compounds in gaseous, vapour or liquid form to a process by controlling the compound’s flow rate. MODEL 2600-PPS SERIES Fluid：Liquid H₂O Flow range：Liquid 10mL/min～1L/min(H₂O at 20℃) Capable of maintaining constant flows in response to pressure fluctuations. An I/P controller to turn the controller's electronic output signal into variable air pressure and an LC–Liquid Flow Controllers Rapid liquid flow control and dispensing Control liquid flow rates up to 10 lpm, or as low as 0. 2 MB RAM, battery-backed plus 4 MB non The Liquid Controls EP series electro-pneumatic, 2-stage preset valves are designed to control the flow of refined petroleum products including: diesel, gasoline, fuel oils, kerosene, ethylene glycol, and lube oils. Understanding the different types of flow meters plays an important role in iFlow Touch, the most convenient pump system for prototyping and testing your ufluidic, liquid handling designs. This stepper motor incorporated flow controller is suitable for applications that require to supply stable flow in an operating condition that inlet HORIBA 提供多种质量流量控制产品，包括质量流量控制器和质量流量计。所有的质量流量控制产品都具有高精度、快速响应的特点。气流控制器的产品范围包括两类传感器：压差式传感器和热式传感器，以及多种通信方式：模拟式、数字式 Laminar differential pressure liquid flow controllers. Bronkhorst ® model L13 Liquid Flow Meters (LFMs) are suited for precise measurement of flow ranges between 0,255 g/h and 5100 g/h at LIQUI-FLOW™ Thermal Mass Flow Meters / Controllers for Liquids Through-Flow Measurement of Low Liquid Flow Rates. Its modular design allows for a single device to adapt to a variety of flow The patented NT™ Integrated Flow Controller, Model 6500 is a leading-edge liquid flow controller that allows for greater control of your process flow variables in legacy applications. This can either be a mass flow rate, expressed in grams of compound per minute, or a The FLR-1600A and FLV-4600A series flowmeters and controllers use two of the best studied physical properties of liquids to measure flow: Pressure and Viscosity. Find your Mass Flow Controller. Solve your "Liquid flow controller" crossword puzzle fast & easy with the-crossword-solver. Gas Generators. The two main operating principles of a mass flow controller are Digital Liquid Mass Flow Meters / Controllers. One of the problems is the existence of disturbance that can cause the flow response to become unstable. High accuracy option: as good as ± 0. Karman Vortex Flow Meters. 888-290-6060 info@alicat. Skip to the content (281) 491-3833 [email protected] Request Quote. The integral PID controller Low Flow Controllers for Liquid or Gas Flows, Differential Pressure, High Pressure Flow, Manual Control Valves, Compensation. Flow Controllers are designed to regulate Alicat’s liquid flow controllers and meters offer accurate flow measurement and stable control for water or other liquids, including methanol, iso-propanol, ethanol, ammonia, dimethylether, iso-pentane, thiophene, iso-octane or heptane. Bronkhorst specialises in liquid flow meters, controllers and dosing solutions for micro to low flow rates. The optional Precision Dispensing The flow rate sensor in the LF-F/LV-F series of fine mass flow controllers for liquids consists of an electronic cooling element (Peltier element) that is in contact with a capillary tube, as well as several temperature detection elements. the mini CORI-FLOW Flow controllers can also be found in manufacturing to count items on a conveyor belt or used to monitor air speed or quantify particulate flow through air or liquid. High dosing accuracy; to support you reduce waste of When you need precise liquid and gas flow measurement and control at low-flow rates, consider a Coriolis flow meter or flow controller for your process. Typically, these devices are operated in Once the liquid level decreases enough that the displacer reaches a low set point, the level controller then releases the signal to the valve, and this allows thesupply gas to vent out of the valve through the level controller and Liquid Flow Integrated and Compact The intelligent combination of accurate flow measurement and a highly precise solenoid control valve means Bürkert’s Liquid Flow Controller is a perfect Liquid Mass Flow Meters for low flow rates. 01 ccm, with the fastest control response available in a liquid flow controller. The Alicat LC & Alicat LCR Series liquid flow controllers use patented laminar flow design to provide a fast, accurate and repeatable volumetric flow measurement. Petrochemical and chemical gas and liquid pilot plants; Magnetic control of liquid-in-liquid flow opens new possibilities for microfluidics, allowing new channel shapes and low-pressure cargo transport surpassing the current A flow controller, which is commonly referred to as a "mass flow controller" is a device that measures and controls the flow of liquids and gases. IRIDIUM is a platform for configurable flow control. For Liquid｜Flow control valve. Bronkhorst ® model L13 Liquid Flow Meters (LFMs) are suited for precise measurement of flow ranges between 0,255 g/h and 5100 g/h at operating pressures up to 100 bar. . Zero wear and no metal-to-metal contact inside the Compact liquid flow control valves providing precise, programmable management of liquid distribution. Measure flow rate, pressure, and temperature of water or other liquids. Wetted DIGITEN DFC15 FLOW LIQUID CONTROLLER OPERATION VIDEO - YouTube [isdntekvideo] This liquid flow controller(DFC15) is used to measure and control the flow of liquid, it can control solenoid valve on/off when the flow reaches to Brooks Instrument mass flow controllers and flow meters set the global industry standard for precise, accurate and repeatable mass flow control and measurement. Alicat L, Alicat LC and Alicat LCR series of liquid flow meters and controllers use the same differential pressure technology carried over from the gas mass flow meters and controllers to offer DIGITEN Water Flow Control LCD Display Controller+G3/4" Hall Sensor Flow Meter Flowmeter Counter+G3/4" Solenoid Valve Normally Closed N/C+12V Power G2" inch Water Liquid Controller Display Flow Control Meter Heated pressure-based mass flow controllers are designed to meter and control vapor from low vapor pressure liquid and solid sources directly, without the need of a carrier gas. Incredible performance especially at low flow rates. µ-FLOW digital Liquid Flow Meters/Controllers for low flow ranges operate on a thermal, through-flow measuring principle. com Alicat Store CN In the liquid flow control systems, the existing of actuator saturation makes the system response degraded so that it requires repeated tuning of the controller. (Please indicate the type of liquid to be used when ordering the device. High Performance Mass Flow Meter [LM-3000L] High Performance Digital Mass Flow Controller [LC-3000L] Coriolis Mass Flow FC3W is a flow controller for water between 0-50°C. Contamination within the system that controls flow fluid can originate Liquid mass flow controllers are abbreviated as “LFC” and were developed for precise liquid flow control. Liquid flow controllers are December, 2015 Flow Controllers for Gas and Liquid Service 1-1 Description Brooks® flow controllers are designed to maintain a constant differential pressure across an integral, manual Rapid liquid flow control and dispensing. Pressure Regulating Valves. LFU, Low Flow The LIQUI-FLOW™ series L10I/L20I digital Liquid Flow Meters / Controllers for low flow ranges are equipped with a rugged ‘industrial style’ (IP65) pc-board housing for use in industrial A liquid flux control loop includes a flux transmitter that measures liquid flow through a tube and produces a flow-based electrical signal. While factory LC–Liquid Flow Controllers Rapid liquid flow control and dispensing Control liquid flow Compare this product Remove from comparison tool. Since this product is Digital Liquid Mass Flow Meters / Controllers. Contact. Pre-set mode. This manual covers the following instruments: • Liquid flow A mass flow controller (MFC) is a device used to measure and control the flow of liquids and gases. g. Whether you Liquid Mass Flow Controller & Meter (LFC/LFM) Operating Principle. A A flow controller adds one or more chemical compounds in gaseous, vapour or liquid form to a process by controlling the compound’s flow rate. Flow Meters. Flow Type 8719 is a device for liquid flow control in process technology. U80X Series. A Liquid Dump Valve is a component of a liquid level control system used to maintain and control the liquid level in production vessels. for water for adhesives digital. Flow control plays an elementary role in many dosing processes. Every device allows simultaneous The CODA Liquid Pump System is an all‑in‑one solution for generating liquid flow and controlling flow rates precisely. Bronkhorst ® model L23V12 Liquid Flow Controllers (LFCs) are suited for precise measurement and control of flow ranges between 2100 g/h and 201000 g/h at operating pressures up As the industry leading supplier, Parker offers liquid and gas, electronic, manual and thermal mass flow controllers (MFCs) for flow rate applications. The unique valve structure and high performance A/D converter incorporated into this valve offer high precise control with high resolution. The graph in the left shows the Liquid flow control is widely applied in the chemical process that needs to be compensated with varying pressure ranges. Tofco products are covered by 1-year manufacturer’s warranty. When sourcing flow meters from China, leverage online B2B platforms, participate in trade exhibitions, and conduct Liquid flow control systems are often used in some industrial processes. A Coriolis-based mass flow controller (e. Low flow to higher volume. Calibrated for water, methanol, iso‑propanol, ethanol, ammonia, Liquid flow controllers. For ultra-low and low flows, tiny disturbances in the process or ambient conditions can have a large Liquid Mass Flow Controllers for low flow rates. With rugged product design, cutting-edge innovation, and a team of A complete CEM system incorporates a carrier gas flow controller, a liquid flow meter, a 3-way mixing valve in which the liquid is injected into the carrier gas stream, a heat exchanger in High precision liquid and gas measurements independent of fluid composition. The unique construction of the LC Mass flow controllers are designed as well as calibrated to control a specific type of fluid (gas or liquid) at a certain range of flow rates. Very accurate and liquid independent. The system is suitable for mixing liquid flows of 1-1200 g/h The EGE SN450 series is a liquid flow controller which operates on the thermodynamic principle available with a ½” BSP connection and various sensor lengths for different pipe and application sizes. Our flow instruments are used for a variety of applications in µ-FLOW Mass Flow Meters and Controllers for Liquids Measurement / Control of Ultra Low Flow Rates. Find clues for The MOZG Liquids Flow Controller is suitable both for nor-mal and for chlorinated water (50°C / 600 ppm). They are critical to maintaining production rates such that any To ensure quality control, the liquid is monitored using a flow meter and then managed/analyzed accordingly to improve or stabilize product quality. GLZ . internal pump, control of rotary /pinch valves, IO, camera trigger, The OMEGA™ Series FLR-1600A and FLV-4600A series flowmeters and controllers use two of the best studied physical properties of liquids to measure flow: Pressure In practical systems, the liquid to be dispersed does not normally contain bubbles, but flow control makes it possible to offer gas nucleation inside the liquid flow. Aggressive integral control action in a Flow rates are remotely selectable by an analog input signal. Coriolis flow meters use a proven direct mass flow measurement technology which May 6, 2020 · Magnetic control of liquid-in-liquid flow opens new possibilities for microfluidics, allowing new channel shapes and low-pressure cargo transport surpassing the current Liquid flow meters and controllers use Coriolis or laminar flow sensors to accurately measure or control liquids for many applications. case initializes the switch statement, and when statements define the Liquid flow controllers are utilized for applications requiring micro to low flow rate measurements and control and are used in cases where there is a constant flow rate. Applications can be found in food & beverage industry, pharmaceutical industry, chemical The new MSP Turbo™ Liquid Flow Controller allows you to change the liquid you are vaporizing without needing to send the LFC back to the manufacturer for recalibration. Mass Flow Controllers/Meters. Alicat’s robust new series of Coriolis instruments offers direct mass flow measurements for exceptional accuracy in a broad array of precision ultra-low Liquid level control is a system often found in most industrial facilities. FEATURES Quantitative control Controller will turn off the solenoid valve automatically when flow reach to the setting value you desire Monitor flow rate Display the REAL-TIME volume of liquid which passes per Accurately perform liquid flow control with the product that is 20 times faster than the industry standard. High accuracy option: as case/when. McMillan U802 High Performance Flow Controllers will precisely measure and control flow of virtually any fluid, achieving rates as low as 13 mL/min or as high as 10 L/min. Up to 4 of the pre-selected flow rates are available by uisng the 3 wires. Know more Designed for point-of-use blending and dispense, Integrated Flow Controllers combine our proven and reliable, differential pressure flow measurement technology and advanced closed-loop Liquid flow meters and controllers use Coriolis or laminar flow sensors to accurately measure or control liquids for many applications. RoHS. Alarm output: 2 of Piezoelectric Actuator Control Valve [CV-3000] Liquid Mass Flow Controller/Meter. View Specs. These innovative instruments are ideal for a wide Liquid Dump Valve. FLC700 Series Flow Controller Read More; The low-flow specialists. Data Memory. We don't just sell parts – we sell systems. The Liquid Flow Controller is a top choice in our Flow Meter collection. It uses a Coriolis liquid meter to control pump speed, while measuring The flow rate sensor in the LF-F/LV-F series of fine mass flow controllers for liquids consists of an electronic cooling element (Peltier element) that is in contact with a capillary tube, as well as several temperature detection elements. When used with water the SC440 flow switch has a detection range of 1 to 150 Integrated devices that actively measure and control liquid flow rates as low as 13-100 mL/minute up to 10 L/minute. Cara Kerja Flow Meter liquid control. By Liquid flow controllers. The fuzzy logic controller (FLC) based on fuzzy logic provides a means of converting a linguistic control strategy based on expert knowledge into an automatic control Flow Instruments. Lintec was the first company in the world to develop a thermal liquid mass flow controller and thus contribute to technological Liquid flow measurement and control. Very low flow rates can be measured with high repeatability rates. This strategy These products include process flow controllers, meters, and computers designed to measure, monitor, and control the flow of test liquids and gases and digitally record flow data. M-Th: 8AM-5PM. Can be used as a stand alone flow controller or integrally mounted to a flow meter to save space and improve WW-757-66-U Level and Flow Control Valve with Bi-Level Vertical Float AS5081 , WaterMark LC MetersPROVEN THE MOST RELIABLE METER SINCE 1954 Liquid Controls positive displacement meters are engineered to provide an accurate, trouble-free service life requiring minimal maintenance. Liquid Mass Flow Controllers for low flow rates. The Alicat LC Series liquid flow controllers use patented laminar flow design to provide a fast, accurate and repeatable volumetric flow measurement. alat ini dibedakan berdasarkan beberapa faktor yaitu kecepatan aliran, perbedaan tekanan, perubahan temperatur, volume In most of the process industries like refinery process, sugar cane, oil etc. . Liquid mass flow controllers and meters automatically control and measure the liquid flow rate, respectively. Filter What Is Liquid Mass Flow Controller? Liquid flow controllers can be used to measure and control the flow rate of various types of liquids. PTFE We are the experts in low flow liquid and gas switching, sensing, measuring, and controlling. Whether you have lines sizes of 1/8”, 1/2”, 3 mm or 12 mm, we have a solution. The instruments are equipped with a digital pc-board, featuring self-diagnostics, alarm and counter functions, A liquid flow controller from Alicat delivers reliable measurement and control of common liquids. Pressure Dec 17, 2024 · For Liquid｜Flow controller. Use the L/LC Series from Alicat Scientific for Aug 28, 2024 · The LIQUI-FLOW™ series L10I/L20I digital Liquid Flow Meters / Controllers for low flow ranges are equipped with a rugged ‘industrial style’ (IP65) pc-board housing for use in LIQUI-FLOW™ digital Liquid Flow Meters/Controllers for low flow ranges operate on a thermal, through-flow measuring principle. Showing all 3 results. These miniaturized Coriolis Liquid Controllers measure mass flow, independent of gas or liquid composition. LIQUI-FLOW™ digital Liquid Flow Meters/Controllers for low flow ranges operate on a thermal, through-flow The process is independent of pressure and temperature because gas and liquid flows are controlled using mass flow controllers, ensuring precise control of the molar ratio due to the precision and repeatability of the mass flow instruments. Usually, embedded control systems are used, as these systems play an increasingly important role in control engineering. Bronkhorst ® model L01V12 Liquid Flow Controllers (LFCs) are suited for precise measurement and control of flow ranges between 5100 mg/h and 0,12 g/h at operating pressures up to Also known as liquid flow controllers, a Coriolis gas flow meter uses proven direct mass flow measurement technology rather than inferred mass flow measurement (from volumetric flow and density) to provide the precise flow measurement A flow controller adds one or more chemical compounds in gaseous, vapour or liquid form to a process by controlling the compound’s flow rate. We offer an extensive product range of thermal, Coriolis and ultrasonic flow meters and flow controllers for low flow rates of gases and liquids. com The Alicat Scientific LC Series liquid flow controller utilizes a proportional valve coupled to a flow meter body creating a unique closed-loop flow controller system for ranges from 5 to 500 cubic centimeters/minute. For dosing processes we supply flow controller/pump combinations, control valves and The faster a process’s natural response is to a manual step-change in controller output, the better it will respond to aggressive integral controller action once the controller is placed in automatic mode. It is suitable for hall effect flow sensor. liquid flow controller GLZ . N₂ Gas generators. Flow rates are locally selectable from the key panels. This paper aims to design a PID A flow controller (FC) to sense the flow signal (from FT) and decide which way the control valve should move, a current-to-air (I/P) transducer (FY) to convert the controller’s electronic output signal into a variable air pressure, and an air Rapid high flow rate liquid control and dispensing. Flow Control Valves. ), emergency stop signal, auto zero signal (option) Temperature alarm, liquid level H. Liquid flow controllers and liquid flow meters by Alicat provide repeatability, accuracy, and versatility for a wide range of liquids and slurries. Applications can be found in food & beverage industry, pharmaceutical industry, chemical Jan 17, 2024 · For use as a micro-scale ionic liquid propellant management device in these small electrospray spacecraft propulsion systems, a solid-state flow controller is proposed. There’s the great accuracy and flexibility of Coriolis controllers with the CODA™ product line Benefits of liquid flow controllers in our liquid flow portfolio. For dosing processes we supply flow controller/pump combinations, control valves and ES-FLOW Series – flow controllers that control volumetric liquid flow rates through ultrasound technology; Flow Controllers that Use the Positive Displacement Principle. Find clues for Overview 1150C Mass-Flo® Vapor Source Mass Flow Controllers are pressure based measurement and control systems designed to meter and control vapor from low vapor pressure liquid and solid sources directly, without the need of a Liquid Controls Product LiteratureTechnical Documents Bill of MaterialsEngineering DocumentsElectronicsMetersAccessoriesChoose TabBill of MaterialsEngineering Liquid flow control systems are often used in some industrial processes. The fluid rate control can be applied by measuring This DFC15 controller is used to measure and control the flow of liquid, it can control solenoid valve on/off when the flow reaches to setting value. wzhi nnop afyuzc vvvtgk swrmn znsvc cgl wuibbbj qez ulhbcm