Q&T brand ultrasonic flow meter is real flow calibrated,5 flow velocity point and calibrate 3 times for each flow velocity point.Q&T calibration device can calibrate from DN3~DN3000mm,and adopt Seimens,Rosemount,E+H brand flow meter as the standard meter.
Single channel ultrasonic flow meter accuracy <1.0% Multi-channel ultrasonic flow meter caccuracy can reach 0.5%

Ultrasonic flow meter is suitable for continuously measuring flow and heat of clean and uniform liquids without large concentration suspended particles or gases industrial environment.
Accuracy:±1.0%
Heat measurement
Carbon steel body
Dual power supply:24VDC &220VAC
Flow velicity:0~±10m/s

Q&T brand pulse output ultrasonic flow meter is one kind of economy type flow meter for liquid,multi channle inline ultrasonic flow meter accuracy less 0.5%
OCT output
RS485 communication
Input:Two-wire PT1000

Inline ultrasonic flow meter support single channel and multi-channel at the same time,when one of channel is abnormal or not connected,it can automatically switch to single channel to working
Ultrasonic flow measurement according to the ¡°differential transit time¡± method: This method uses two sensors, set opposite each other in the measuring tube. Each sensor can alternately transmit and receive ultrasonic signals, while simultaneously measuring the signal transit time.

Flange ultrasonic flow meter could be manufactured from 50mm~700mm and mainly be used to measure the flow and heat of clean liquid which don’t contain large concentration of suspended particles or gas.
Accuracy:±1.0%
Heat measurement
Carbon steel body
Dual power supply:24VDC &220VAC
Flow velicity:0~±10m/s

Pipeline ultraosnic flow meter directly contact the liquid and make the measuring accuracy better than clamp on ultrasonic flowmeter.And installation easy,don’t need calculate the sensor installation distance and cover the coupling agent in the pipe,so this meter can collect the signal very well.

Ultrasonic Flow meter for applications in clean water and in low conductivity media. Operating principle based on transit time measurement.
Pipe material:Steel,Stainless steel,Cast iron,PVC,Cement pipe and allow pipe with lining
High Isolation voltage,Strong anti-interference,Suppress voltage noise,Good isolation performance
Inline ultrasonic flow meter collect temperature signal and accuracy reach 0.001¡æ

According to market request,the power supply can 24VDC or 220VAC or solar powered;Current the solar powered ultrasonic flow meter is more popular,beacuse solar powered meets international requirements, energy saving and environmental protection.
Accuracy:±1.0%
Heat measurement
Carbon steel body

Ultrasonic flow meter use sound waves to determine the velocity of a fluid flowing in a pipe.Inline type ultrasonic flow meter can be OEM,such as Body color,Transmitter color,Channle number,Logo display etc.
Accuracy:±1.0% ; Heat measurement
Carbon steel body; Dual power supply:24VDC &220VAC
Flow velicity:0~±10m/s; 2 way input
4-20mA,Pulse,OCT,RS485; Bi-directional flow measurement
Backlit LCD

Ultrasonic flowmeters use sound waves to determine the velocity of a fluid flowing in a pipe.
Inline type ultrasonic flow meter can be OEM,such as Body color,Transmitter color,Channle number,Logo display etc.
Q&T brand ultrasonic flow meter is one kind of economy type flow meter for liquid,multi channle inline ultrasonic flow meter can reach 0.5% accuracy

electromagnetic flow meter can be configured yellow or green OLED display, SD card or GPRS to monitor history record, bluetooth is convenient to check flow. Magnetic flow meter can be solar-powered, solar panel can be customized according to client request, like work last 2 days, 5 days, 7 days, etc. Transmitter of electromagnetic flow meter is installed in the cabinet to protect rain and sun.
Accuracy: ¡À0.5%
Repeatability: 0.17%
Electrode: SUS316L, Hastelloy B, Hastelloy C
Structure: compact, remote
Liner: PTFE, PFA, Polyurethane, Neoprene, Hard Rubber, Ceramic

Rubber or Neoprene liner of magnetic flowmeter is configured for waste water, Magnetic flow meters use a magnetic field to generate and channel liquid flow through a pipe. A voltage signal is created when a conductive liquid flows through the flowmeter¡¯s magnetic field
Electrode: SUS316L, Hastelloy B, Hastelloy C
Structure: compact, remote
Liner: PTFE, PFA, Polyurethane, Neoprene, Hard Rubber, Ceramic
Output Signal: 4~20 mA, Pulse
Communication: RS485, HART, PROFIBUS

Standard cable length or remote or split electromagnetic BTU meter is 10m, max length is 120m, Pt1000 temerature sensor is configured. Magnetic heat meter is composed by transmitter, sensor and PT1000 temperature sensor, which can monitor flow and energy of hot water and cold water, standard configuration of flange and sensor shell is carbon steel, SS304 and SS316L are optional.
Size: 1/8″-120″
Accuracy: ¡À0.5%
Repeatability: 0.17%
Electrode: SUS316L, Hastelloy B, Hastelloy C
Structure: compact, remote

insertion electromagnetic flow meter is used to measure the flow of conductive liquids. It is available for use in pipes ranging in size from DN100 to DN3000, insertion magnetic flowmeter can configure thread or flange ball valve to be hot-tapped, which allows sensor to be installed and retracted from process piping without shutting down the process.
Structure: compact, remote
Liner: PTFE, PFA, Polyurethane, Neoprene, Hard Rubber, Ceramic
Output Signal: 4~20 mA, Pulse
Communication: RS485, HART, PROFIBUS
Protection Grade: IP65 std, IP68 optional for remote

magnetic flowmeter is packed by wooden case or carbone box with foam to protect flow metes won’t be damaged in transit, magnetic water meter can be delivered within 6 days for DN12-DN300, electromagnetic water meter is widely used because less obstruction, cost-effective and accurate measurement. Magnetic flowmeter don’t have any moving parts to wear down, reducing the need for maintenance or replacement.
Power supply: 85~250 VAC, 20V~36VDC, 3.6V lithium battery
Size: DN3-DN3000
Sensor material: carbon steel (std), SS304 / SS316 (optional)
Flange: ANSI, DIN, JIS, etc.
Measuring tube: SS304
Function: High and low alarm, exciting alarm, empty pipe alarm, self-diagnosis

electromagnetic flow meter is calibrated by standard mass method by high accuracy calibration equipment. standard accuracy is ¡À0.5%, ¡À0.2% accuracy is optional.
Electromagnetic flow meter, or magmeter, are comprised of a transmitter and sensor that together measure flow.
Liner: PTFE, PFA, Polyurethane, Neoprene, Hard Rubber, Ceramic
Output Signal: 4~20 mA, Pulse
Communication: RS485, HART, PROFIBUS
Protection Grade: IP65 std, IP68 optional for remote
Velocity: 0.1~15 m/s

mag flowmeter, also known as electromagnetic flow meter or mag meter, is widely used because less obstruction, cost-effective and accurate measurement. liquid flow meter don’t have any moving parts to wear down, reducing the need for maintenance or replacement. We offer flowmeters with a range of liners, electrodes, and sizes, which can meet various conductive liquids.
Output Signal: 4~20 mA, Pulse
Communication: RS485, HART, PROFIBUS
Protection Grade: IP65 std, IP68 optional for remote
Velocity: 0.1~15 m/s
Conductivity: > 5 ¦ÌS/cm, demineralized water > 20 ¦ÌS/cm

water flow meter can be submerged in the water or buried underground, standard cable length is 10m, 5 points are calibrated. electromagnetic flowmeter is calibrated by Mass Method liquid calibration equipment, which is approved by CNAS ISO 17025, which is mutual recognition by ilac-MRA .
Repeatability: 0.17%
Electrode: SUS316L, Hastelloy B, Hastelloy C
Structure: compact, remote
Liner: PTFE, PFA, Polyurethane, Neoprene, Hard Rubber, Ceramic
Output Signal: 4~20 mA, Pulse

Pulse width of remote magmeter can be customized, standard cable is 10m, max length is 120m, electromagnetic flow meter is mainly used to measure beverage. liner can be PTFE or rubber,
waste water flow meter can add pt1000 temeprature sensor to be magnetic btu meter to monitor flow and btu of hot water and cold water, can calibrated on liquid test bench, standard accuracy is ¡À0.5%
Size: 1/8″-120″
Electrode: SUS316L, Hastelloy B, Hastelloy C
Liner: PTFE, PFA, Polyurethane, Neoprene, Hard Rubber, Ceramic
Output Signal: 4~20 mA, Pulse
Communication: RS485, HART, PROFIBUS

Liner of compact liquid flow meter is SS316L standard, HC, Ti, Tan and PT-IR are optional, mag flow meter is mainly used to measure conductive liquid, mag flowmeter has compact and remote structurer. our magnetic flow meter have been approved CE-LVD, CE-EMC, ATEX, NSF, tec. it can mag flowmeter is calibrationed 5 points.
Accuracy: ¡À0.5%
Structure: compact, remote
Output Signal: 4~20 mA, Pulse
Communication: RS485, HART, PROFIBUS
Protection Grade: IP65 std, IP68 optional for remote
Velocity: 0.1~15 m/s

Q&T have 8 sets test bench for liquids and 5 sets calibration equipments for gas. our calibration lab has been approved CNAS ISO/IEC 17025:2017. we use mass method, pulse or comparison method to calibrate, each flow meter have calibration certificate together with goods. 5 points are calibrated for magnetic flowmeter.
Conductivity: > 5 ¦ÌS/cm, demineralized water > 20 ¦ÌS/cm
Size: DN3-DN3000
Sensor material: carbon steel (std), SS304 / SS316 (optional)
Measuring tube: SS304
Function: High and low alarm, exciting alarm, empty pipe alarm, self-diagnosis

liquid flow meter can be calibrated 5 pcs once time. mag flowmeter is calibrated on ¡À0.2% accuracy test bench, liquid flow meters are calibrated by mass method, comparison method, Liquid flow meter is widely used in Sewage Treatment Plant Water Supply project and Steel & Aluminum Industries, Chemical & Fertilizer Industries.
Structure: compact, remote
Output Signal: 4~20 mA, Pulse
Communication: RS485, HART, PROFIBUS
Velocity: 0.1~15 m/s
Power supply: 85~250 VAC, 20V~36VDC, 3.6V lithium battery

electromagnetic flowmeter is composed by transmitter and sensor. standard configuration is carbon steel sensor, SS316L electrodes and PTFE liner. A magnetic flowmeter 41 calibrator simulates the signal provided by the electrodes in the flow tube. The operating voltage and frequency range of the calibrator must match those of the magnetic flowmeter. Select the maximum output signal using the calibrator range switch.
Output Signal: 4~20 mA, Pulse
Communication: RS485, HART, PROFIBUS
Power supply: 85~250 VAC, 20V~36VDC, 3.6V lithium battery
Size: DN3-DN3000
Sensor material: carbon steel (std), SS304 / SS316 (optional)
Measuring tube: SS304

Protection grade of magmeter is IP65, IP67 is optional, power can be 8~36VDC, 85~265VAC. 4~20 mA, pulse or RS485 are standard configuration. Pressure of QTLD water flow emter can be ANSI 150#, 300#, 600#, 900#, etc. all waste water flow meter will be tested by pressure equipment. QTLD water flow meter is calibrated by ISO/IEC 17025:2016 CNAS Approved Test Bench.
Size: 1/8″-120″
Accuracy: ¡À0.5%
Structure: compact, remote
Velocity: 0.1~15 m/s
Power supply: 85~250 VAC, 20V~36VDC, 3.6V lithium battery
Sensor material: carbon steel (std), SS304 / SS316 (optional)
Measuring tube: SS304

Measurement of mag flowmeter is independent of fluid density, viscosity, temperature, pressure, and conductivity. Two measuring points inside the meter with no moving, parts to eliminate pressure drop
Capable of measuring electric conductive liquid and
fluids with low solid contents
Size: 1/8″-120″
Structure: compact, remote
Liner: PTFE, PFA, Polyurethane, Neoprene, Hard Rubber, Ceramic
Power supply: 85~250 VAC, 20V~36VDC, 3.6V lithium battery
Sensor material: carbon steel (std), SS304 / SS316 (optional)
Measuring tube: SS304

Q&T Instrument is OEM with 17 year manufacturing experience. color and logo can be customized. magnetic flowmeter can be configuared SD card and bluetooth. standard display is LCD display, OLED display is optional.
Size: 1/8″-120″
Structure: compact, remote
Liner: PTFE, PFA, Polyurethane, Neoprene, Hard Rubber, Ceramic
Power supply: 85~250 VAC, 20V~36VDC, 3.6V lithium battery
Size: DN3-DN3000
Measuring tube: SS304

liner of tri-clamp electromagnetic flow meter is PFA, which is approved NSF, tri-clamp standard is 3A, 11851 is optional. QTLD/Ttri-clamp magnetic flow meter is designed for sanitary applications, size is DN15-DN200, the sensor isSS304 or SS316 and lined with PFA. With tri-clamp, the magnetic flow meter can be installed and torn down easilyto clear, it meet the strict requirements of food-processing and pharmaceutical industries.
Size: 1/8″-120″
Accuracy: ¡À0.5%
Structure: compact, remote
Output Signal: 4~20 mA, Pulse
Communication: RS485, HART, PROFIBUS
Velocity: 0.1~15 m/s

Liner of mag flowmeter has been approved NSF or FDA certificate. it can be used to measure driing water. it has function of high and low alarm, empty alarm, excitation alarm, etc. Electromagnetic (mag) flow meters are volumetric flow meters that do not have any moving parts to wear down
Size: DN3-DN3000
Accuracy: ¡À0.5%
Electrode: SUS316L, Hastelloy B, Hastelloy C
Structure: compact, remote
Output Signal: 4~20 mA, Pulse
Communication: RS485, HART, PROFIBUS

Signal out inline magnetic flow meter is 4~20 mA, Pulse, RS485 Modbus RTU standard. GPRS, HART, Profibus DP or PA are optional. Various types of instruments are usually used for data monitoring in industrial production, and electromagnetic flowmeter is one of the common instruments
Size: DN3-DN3000
Structure: compact, remote
Liner: PTFE, PFA, Polyurethane, Neoprene, Hard Rubber, Ceramic
Protection Grade: IP65 std, IP68 optional for remote
Power supply: 85~250 VAC, 20V~36VDC, 3.6V lithium battery
Sensor material: carbon steel (std), SS304 / SS316 (optional)

Q&T calibration equipment for liquid flow meter is DN3-DN3000, standard accuracy is 0.5%, 0.2% is optional. Calibration method of electromagnetic flow meter: non-contact measurement method. That is, the external ultrasonic flowmeter is clamped on the pipe of the measured flowmeter. By comparing the cumulative flow error of the two flowmeters.
Structure: compact, remote
Liner: PTFE, PFA, Polyurethane, Neoprene, Hard Rubber, Ceramic
Protection Grade: IP65 std, IP68 optional for remote
Size: DN3-DN3000
Sensor material: carbon steel (std), SS304 / SS316 (optional)
Measuring tube: SS304