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LF11 Series Liquid Turbine Flow Meters
The LF11 series liquid turbine flowmeter is a next-generation model that incorporates advanced domestic and international flow measurement technologies, optimized through careful design. It features a simple and lightweight structure, high accuracy, excellent repeatability, rapid response, and convenient installation, maintenance, and operation. As a precision flow measurement instrument, it is ideally suited for gauging the flow and total volume of clean, non-corrosive liquids—making it widely used in industries such as petroleum, chemical processing, metallurgy, and scientific research. This product boasts the following key features:
● High accuracy, typically reaching ±1%R, ±0.5%R, with high-precision models capable of up to ±0.2%R
● Outputs a pulse frequency signal, suitable for total quantity measurement and computer connectivity with no zero-point drift, and boasts strong anti-interference capability.
● Can obtain high-frequency signals (3–4 kHz) with strong signal resolution.
● Wide rangeability—up to 1:20 for medium and large diameters, and 1:10 for small diameters.
● Can be made in an insertion type, suitable for large-diameter measurements with minimal pressure loss and low cost. It allows non-stop flow extraction and offers convenient installation and maintenance.
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● High accuracy, typically reaching ±1%R, ±0.5%R, with high-precision models capable of up to ±0.2%R
● Outputs a pulse frequency signal, suitable for total quantity measurement and computer connectivity with no zero-point drift, and boasts strong anti-interference capability.
● Can obtain high-frequency signals (3–4 kHz) with strong signal resolution.
● Wide rangeability—up to 1:20 for medium and large diameters, and 1:10 for small diameters.
● Can be made in an insertion type, suitable for large-diameter measurements with minimal pressure loss and low cost. It allows non-stop flow extraction and offers convenient installation and maintenance.
LRD-D30 Guided Wave Radar Level Meter
Suitable for measuring liquid levels, with a measurement range of 0.3 to 15 meters, this device converts the measured level value into a 4–20mA current signal output. It can measure, display, or remotely monitor the material level height, offering features such as fast response, remote setting, and self-diagnosis. This product boasts the following characteristics:
● Suitable for sealed tanks
● Monopole Antenna \Cable Antenna
● Strong echo signal
● Can be configured via HART handheld device
● Suitable for high-temperature and high-pressure applications
● Equipped with RS485 functionality (please specify when ordering)
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● Suitable for sealed tanks
● Monopole Antenna \Cable Antenna
● Strong echo signal
● Can be configured via HART handheld device
● Suitable for high-temperature and high-pressure applications
● Equipped with RS485 functionality (please specify when ordering)
Suitable for measuring liquid levels, with a measurement range of 0.3 to 30 meters, this device converts the measured level value into a 4–20mA current signal output. It can be used to measure, display, or remotely monitor material height, offering features such as fast response, remote setting, and self-diagnosis. This product boasts the following key features:
●80G FM Radar
●Small launch angle
●Strong echo signal
● Can be configured via HART handheld device
● Suitable for high-temperature and high-pressure applications
● Equipped with RS485 functionality (please specify when ordering)
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●80G FM Radar
●Small launch angle
●Strong echo signal
● Can be configured via HART handheld device
● Suitable for high-temperature and high-pressure applications
● Equipped with RS485 functionality (please specify when ordering)
Suitable for measuring solid material levels, it converts the measured height value into a 4-20mA current signal output, enabling measurement, display, or remote monitoring of material level height. The product features quick response, remote setting capabilities, and self-diagnosis functions. This product has the following characteristics:
●80G FM Radar
●Small launch angle
● Strong echo signal
● Can be configured via HART handheld device
● Suitable for high-temperature and high-pressure applications
● Equipped with RS485 functionality (please specify when ordering)
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●80G FM Radar
●Small launch angle
● Strong echo signal
● Can be configured via HART handheld device
● Suitable for high-temperature and high-pressure applications
● Equipped with RS485 functionality (please specify when ordering)
LF12 Series Swirl Vortex Flowmeter
The LF12 series vortex flowmeter utilizes micro-processing technology, offering advantages such as powerful functionality, a wide flow range, simple operation and maintenance, and convenient installation and use. Its key technical specifications have reached the advanced level of similar foreign products. This product is widely applied in gas measurement across various industries, including petroleum, chemical, power, metallurgy, and coal mining. The product features the following characteristics:
● No mechanical rotating parts, resistant to corrosion, highly reliable, and requires no maintenance during prolonged operation
● Only a shorter straight pipe section is needed, or none at all
● Leveraging advanced microprocessor technology, the instrument achieves higher integration and reliability, with more precise calculations.
● The device boasts extremely low power consumption, allowing it to operate continuously on its internal battery—making it the ideal on-site display instrument that requires no external power source.
● Signal outputs can be pulse signals, 4–20mA current signals, and RS485 data communication, offering users flexible choices.
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● No mechanical rotating parts, resistant to corrosion, highly reliable, and requires no maintenance during prolonged operation
● Only a shorter straight pipe section is needed, or none at all
● Leveraging advanced microprocessor technology, the instrument achieves higher integration and reliability, with more precise calculations.
● The device boasts extremely low power consumption, allowing it to operate continuously on its internal battery—making it the ideal on-site display instrument that requires no external power source.
● Signal outputs can be pulse signals, 4–20mA current signals, and RS485 data communication, offering users flexible choices.
LF13-..B Series Temperature and Pressure Integrated Vortex Flowmeter
The LF13-..B series integrated temperature and pressure vortex flowmeter is a type of velocity-type flowmeter, widely used in industries such as petroleum, chemical engineering, power generation, light industry, and district heating. Our company’s vortex flowmeters are manufactured according to the standards of Vortex Flow Sensors (JB/T9249-2015) and the Verification Procedure for Vortex Flowmeters (JJG1029-2007). This instrument can be extensively applied to measure flow rates in large, medium, and small-sized pipelines—ranging from water supply and drainage systems to industrial circulation processes, wastewater treatment facilities, as well as oil products, chemical reagents, compressed air, saturated and superheated steam, natural gas, and various other media. The product features the following characteristics:
● The sensor outputs a pulse frequency that is linearly proportional to the actual flow rate of the fluid being measured, with zero-point stability and highly reliable performance. It also comes in a variety of structural designs, including pipeline-type and insertion-type flow sensors.
●High accuracy—typically, the measurement accuracy for liquids is ±1.0%, while for gases it’s ±1.5%.
● Flexible installation options allow for horizontal, vertical, and angled mounting depending on the site-specific process piping.
● Uses EEPROM to provide power-off protection for cumulative flow, with a protection duration exceeding 10 years.
● The software corrects for the nonlinearity of the meter coefficient, enhancing measurement accuracy;
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● The sensor outputs a pulse frequency that is linearly proportional to the actual flow rate of the fluid being measured, with zero-point stability and highly reliable performance. It also comes in a variety of structural designs, including pipeline-type and insertion-type flow sensors.
●High accuracy—typically, the measurement accuracy for liquids is ±1.0%, while for gases it’s ±1.5%.
● Flexible installation options allow for horizontal, vertical, and angled mounting depending on the site-specific process piping.
● Uses EEPROM to provide power-off protection for cumulative flow, with a protection duration exceeding 10 years.
● The software corrects for the nonlinearity of the meter coefficient, enhancing measurement accuracy;
LF13-...3 Series Insert Vortex Flow Meters
The LF13-...3 series insertion vortex flowmeters are a type of velocity-type flowmeter, widely used in industries such as petroleum, chemical engineering, power generation, light industry, and district heating. Our company’s vortex flowmeters are manufactured according to the standards of Vortex Flow Sensors (JB/T9249-2015) and the Verification Procedure for Vortex Flowmeters (JJG1029-2007). This instrument can be extensively applied to measure flow rates in large, medium, and small-sized pipelines for water supply and drainage, industrial circulation systems, wastewater treatment, as well as in applications involving oils, chemical reagents, compressed air, saturated and superheated steam, natural gas, and various other media. This product features the following characteristics:
● The sensor outputs a pulse frequency that is linearly proportional to the actual flow rate of the fluid being measured, with zero-point stability and highly reliable performance. It also comes in a variety of structural designs, including pipeline-type and insertion-type flow sensors.
●High accuracy—typically, the measurement accuracy for liquids is ±1.0%, while for gases it’s ±1.5%.
● Flexible installation options: Depending on the site-specific process piping, it can be installed horizontally, vertically, or at various angles.
● Equipped with anti-interference circuitry and a vibration-resistant sensing head, offering a certain level of resistance to environmental vibrations.
● The software corrects for the nonlinearity of the meter coefficient, enhancing measurement accuracy;
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● The sensor outputs a pulse frequency that is linearly proportional to the actual flow rate of the fluid being measured, with zero-point stability and highly reliable performance. It also comes in a variety of structural designs, including pipeline-type and insertion-type flow sensors.
●High accuracy—typically, the measurement accuracy for liquids is ±1.0%, while for gases it’s ±1.5%.
● Flexible installation options: Depending on the site-specific process piping, it can be installed horizontally, vertically, or at various angles.
● Equipped with anti-interference circuitry and a vibration-resistant sensing head, offering a certain level of resistance to environmental vibrations.
● The software corrects for the nonlinearity of the meter coefficient, enhancing measurement accuracy;
The LF13 series vortex flowmeter is a type of velocity-type flowmeter, widely used in industries such as petroleum, chemical engineering, power generation, light industry, and district heating. Our company’s vortex flowmeters are manufactured according to the standards of Vortex Flow Sensors (JB/T9249-2015) and the Verification Procedure for Vortex Flowmeters (JJG1029-2007). This instrument can be extensively applied for measuring the flow rates of water supply and drainage in large, medium, and small pipelines, industrial circulation systems, wastewater treatment processes, as well as oils, chemical reagents, compressed air, saturated and superheated steam, natural gas, and various other media. This product features the following characteristics:
● The sensor outputs a pulse frequency that is linearly proportional to the actual flow rate of the fluid being measured, with zero-point stability and highly reliable performance. It also comes in a variety of structural designs, including pipeline-type and insertion-type flow sensors.
●High accuracy—typically, liquids are measured with an accuracy of ±1.0%, while gases are measured with an accuracy of ±1.5%.
● Flexible installation options allow for horizontal, vertical, and angled mounting depending on the site's process piping configuration;
● Uses EEPROM to provide power-off protection for cumulative flow, with a protection duration exceeding 10 years.
● The instrument coefficient's nonlinearity is corrected by software to enhance measurement accuracy;
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● The sensor outputs a pulse frequency that is linearly proportional to the actual flow rate of the fluid being measured, with zero-point stability and highly reliable performance. It also comes in a variety of structural designs, including pipeline-type and insertion-type flow sensors.
●High accuracy—typically, liquids are measured with an accuracy of ±1.0%, while gases are measured with an accuracy of ±1.5%.
● Flexible installation options allow for horizontal, vertical, and angled mounting depending on the site's process piping configuration;
● Uses EEPROM to provide power-off protection for cumulative flow, with a protection duration exceeding 10 years.
● The instrument coefficient's nonlinearity is corrected by software to enhance measurement accuracy;
LF-14...Z-Series Split-Type Electromagnetic Flowmeter
The LF-14...Z Series Split-Type Electromagnetic Flowmeter consists of two main components: the sensor and the converter. It operates based on Faraday's law of electromagnetic induction, designed to measure the volumetric flow rate of conductive liquids—and is classified as a velocity-type instrument. In addition to measuring the volume flow of common conductive liquids, it can also be used to accurately determine the flow rates of highly corrosive fluids such as strong acids and strong bases, as well as uniform liquid-solid two-phase suspensions like mud, mineral slurries, and pulp. This product finds extensive applications in industries such as petroleum, chemical engineering, metallurgy, light textile, papermaking, environmental protection, and food processing, as well as in municipal management, water conservancy projects, and river dredging operations for flow measurement purposes.
● Utilizing SMD components and surface-mount technology (SMT), the circuit boasts high reliability.
● The pipeline contains no moving parts or flow-obstructing components, resulting in virtually no additional pressure loss during measurement.
● Utilizing SMD components and surface-mount technology (SMT), the circuit boasts high reliability.
● The measurement range can be modified online on-site according to the user's actual needs.
● Features digital communication signal outputs such as RS485, RS232, HART, and Modbus Profibus-DP (optional)
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● Utilizing SMD components and surface-mount technology (SMT), the circuit boasts high reliability.
● The pipeline contains no moving parts or flow-obstructing components, resulting in virtually no additional pressure loss during measurement.
● Utilizing SMD components and surface-mount technology (SMT), the circuit boasts high reliability.
● The measurement range can be modified online on-site according to the user's actual needs.
● Features digital communication signal outputs such as RS485, RS232, HART, and Modbus Profibus-DP (optional)
LF-14D Series Compact Electromagnetic Flowmeter
Suitable for measuring the flow rate of conductive liquids, with a detectable conductivity as low as 2.5 µS/cm. The device converts the measured flow value into a 4-20 mA current signal output and features three integrated calculators that can display forward cumulative volume, reverse cumulative volume, and differential totalization, respectively. It supports measurement, display, or remote monitoring, offering functions such as fast response, remote configuration, and self-diagnosis. This product boasts the following key features:
● The measurement is unaffected by changes in fluid density, viscosity, temperature, pressure, and electrical conductivity.
● The electrode and lining materials are integrally molded, offering excellent stability and reliability.
● Equipped with self-check and self-diagnosis functions.
● Can be configured via HART handheld device
● The sensor features a PEEK lining, enabling the pipeline to operate under negative pressure.
● Equipped with RS485 functionality (please specify when ordering)
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● The measurement is unaffected by changes in fluid density, viscosity, temperature, pressure, and electrical conductivity.
● The electrode and lining materials are integrally molded, offering excellent stability and reliability.
● Equipped with self-check and self-diagnosis functions.
● Can be configured via HART handheld device
● The sensor features a PEEK lining, enabling the pipeline to operate under negative pressure.
● Equipped with RS485 functionality (please specify when ordering)
LF-16A Series Triangular Mass Flow Meters
The LF-16 series mass flow meter is a high-precision measuring device capable of directly detecting the mass flow rate of fluids—whether liquids, gases, or multiphase flows. Its key advantage lies in its ability to provide accurate mass flow data without requiring compensation for parameters such as temperature or pressure, effectively eliminating measurement errors caused by fluid density variations that often plague traditional volumetric flow meters. This product features the following characteristics:
● Measures gas mass flow without requiring temperature or pressure compensation
● Large measurement range with flow velocity coverage from 0.1 Nm/s to 120 Nm/s. ■ No pressure loss, making it suitable for pipes of any shape with a known cross-sectional area.
● Corrosion-resistant sensors, ideal for measuring corrosive gases. The insertion-type sensor allows for convenient online installation and maintenance.
● Expert algorithms covering the entire measurement range ensure high accuracy, making it suitable for trade settlement or gas leak detection.
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● Measures gas mass flow without requiring temperature or pressure compensation
● Large measurement range with flow velocity coverage from 0.1 Nm/s to 120 Nm/s. ■ No pressure loss, making it suitable for pipes of any shape with a known cross-sectional area.
● Corrosion-resistant sensors, ideal for measuring corrosive gases. The insertion-type sensor allows for convenient online installation and maintenance.
● Expert algorithms covering the entire measurement range ensure high accuracy, making it suitable for trade settlement or gas leak detection.
LF-16V Series V-Type Mass Flow Meter
The LF-16 series mass flow meter is a high-precision measuring device capable of directly detecting the mass flow rate of fluids—whether liquids, gases, or multiphase flows. Its key advantage lies in its ability to provide accurate mass flow data without requiring compensation for parameters such as temperature or pressure, effectively eliminating measurement errors caused by fluid density variations that often plague traditional volumetric flow meters. This product features the following characteristics:
● Measures gas mass flow rate without temperature or pressure compensation
● Large range ratio, measuring flow velocity range: 0.1 Nm/s to 120 Nm/s. ■ No pressure loss, suitable for pipes of any shape with known cross-sectional areas.
● Corrosion-resistant sensors, ideal for measuring corrosive gases. The insertion-type sensor allows for convenient online installation and maintenance.
● Expert algorithms covering the entire measurement range ensure high accuracy, making it suitable for trade settlements or gas leak detection.
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● Measures gas mass flow rate without temperature or pressure compensation
● Large range ratio, measuring flow velocity range: 0.1 Nm/s to 120 Nm/s. ■ No pressure loss, suitable for pipes of any shape with known cross-sectional areas.
● Corrosion-resistant sensors, ideal for measuring corrosive gases. The insertion-type sensor allows for convenient online installation and maintenance.
● Expert algorithms covering the entire measurement range ensure high accuracy, making it suitable for trade settlements or gas leak detection.
Tianjin Ling Yu Technology Co., Ltd.
Operator:86-22-58554679
Fax: 022-58285528
Manager Ding: 86-18902041592
WhatsApp：8618902041592
Complaint Hotline:86-15822286986
Factory Address: No.5 Yingbin Road, Xiqing District, Tianjin
E-mail:sales@lingyukeji.com
Purchasing Department E-mail:lykj_tj@163.com
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