About Vortex Digital Steam Flow Meter
Flowtech Vortex Flow Meter is based on Karman vortex street Principal for detection and metering the Liquid, Gas and Steam. It is widely used in Petroleum, chemical, metallurgy, heat supply industry,etc.Vortex Theory:One triangular prism vortex generator in the flow meter, regular vortex will be generated at both thesides of triangular prism, which is called Karman swirl.Suppose the vortex generation frequency is f, the average flow velocity of medium is V, d is the widthof the surface of triangular prism incident flow, then we get the computation formula: f=StV/dSt: Strouhal number (Constant)2. Applications1. Pure liquids and hydrocarbon with low viscosity (< 10 cP)2. Water Industry3. Chemicals that suitable with S.S. 316 Material4. Saturated steam5. Superheated steam6. Industrial gases7. Compressor air measurementGas : air, oxygen, nitrogen, coal gas, natural gas, chemical gas Liquid : water, high temperature water, oil, food liquid, chemical liquid, steam: saturatedsteam, overheated steam3. Features1. No moving parts, wear resistance with a simple and fastness structure2. The allowed working temperature is wide from -400Cto +3500C wide range, High accuracy3. Meter body adopts stainless steel material, corrosion-proof4. Pulse signal output, two-wire system 4-20mA current output, RS-485 output4. Technical Data SheetGas, Air, Vapor and Steam - Vortex meter with pressure and temp. Compensations Liquid - Volume nocompensation, mass available with Compensations.Material of construction:Enclosure : S.S.-316/S.S-304/1Cr18Ni9Ti / customer requireSensor : stainless steel 316 / TantalumRepeatability : 0.02%Accuracy : +/- 0.5 for liquid : 1% for gas/steam/air/vapor Flow range : Liquid:0.4-7.0m/s; : Gas:4.0-60.0m/s; : Steam:5.0-70.0m/s Maximum working pressure : 60 barFluid &Ambient temperature: -40 to 350 Deg. C Connection: Thread (M)/ Flange.Display with 4 to 20 mA output.Power voltage: 24 V DCOutput signal: 4 TO 20 mAOptional output on demand : HART protocol / RS-485/ ALARM/3 wire pulse output / Data recording hourly, daily and monthly.Precision Engineering for Industrial Steam MonitoringBuilt to deliver accurate readings across a flow range of 1.5 to 1500 m3/h, the Vortex Digital Steam Flow Meter is ideal for industrial steam applications. Its repeatability of 0.2% and 1.0% accuracy make it a trusted solution for process optimization and energy management. The meter's advanced insulation box and protection system safeguard performance in demanding environments, while its customizable dimensions fit a variety of pipeline setups.
Flexible Connectivity, Easy IntegrationFeaturing a digital LCD display for ease of use, this flow meter supports multiple connectivity options including 4-20 mA, pulse, and RS485 (Modbus) output signals. It is compatible with ANSI, DIN, and JIS flanges and allows for both standard and battery-powered operation, providing flexibility for diverse installation requirements. The IP65-rated enclosure and corrosion-resistant stainless steel make it suitable for harsh industrial conditions.
FAQ's of Vortex Digital Steam Flow Meter:
Q: How does the Vortex Digital Steam Flow Meter measure steam flow in pipelines?
A: The meter utilizes the vortex shedding principle, detecting the frequency of vortices generated by steam passing through a bluff body within the flow meter. This frequency is proportional to the volumetric flow rate, which is then displayed digitally and output through multiple signal options for integration with monitoring systems.
Q: What are the main benefits of using this steam flow meter in industrial applications?
A: This flow meter offers high accuracy (1.0%), excellent repeatability (0.2%), fast response time (<1 sec), and robust construction with corrosion and heat resistance. Its digital interface, flexible output signals, and easy inline installation make it ideal for efficient steam flow measurement and process control in industrial environments.
Q: When is it recommended to use the battery-powered display option?
A: The battery-powered display is particularly useful when external power sources are not readily available or in isolated locations-ensuring uninterrupted steam flow monitoring and data display, especially for applications requiring mobility or temporary setups.
Q: Where can this flow meter be installed and what sizes are supported?
A: The Vortex Digital Steam Flow Meter is designed for inline installation in pipelines, compatible with flange or wafer connections conforming to ANSI, DIN, or JIS standards. Supported pipe sizes range from DN25 to DN300, and the dimensions can be customized to suit specific pipeline requirements.
Q: What is the process for integrating this device with an existing control system?
A: Integration is straightforward with its 4-20 mA, pulse, and RS485 (Modbus) output options. Connect the respective output to your control system or SCADA as required, configure the communication protocol, and calibrate the device as per the installation guide. Detailed documentation is provided for smooth system integration.
Q: How does the protection system enhance operational reliability?
A: The flow meter features an IP65-rated enclosure and an available insulation box, protecting critical components from dust, water, and temperature fluctuations. This ensures long-term reliability and consistent measurement performance, even in challenging industrial settings.