Ultrasonic Flowmeter Technology

4- 20ma and pulse output wall-mounted type ultrasonic flowmeter is a wide used time difference ultrasonic flowmeter. It is small and light, the installation process is extremely simply and easy to operate. The design of rechargeable battery and universal power supply enables you to realize pipeline measurement anytime and anywhere.
4- 20ma and pulse output wall-mounted type ultrasonic flowmeter consists of two parts: transmitter unit and transducer. The magnetic external clamp on transducer is easy to insntall and can be attached to a metal pipe for continuous flow measurement. It is especially suitable for on-site flow measurement with various pressure requirements.
Accuracy: +/-1.0% of FS
Wide range: DN15mm-DN6000mm
Measuring clean liquids
Power supply: 24VDC/85VAC-2265AC
Communication: RS485

Q&T wall mount ultrasonic RS485 flowmeter type provide you with an accurate, easy-to-install flow meter. wall mount flow sensor feature quick, easy clamp-on sensor installation, configuration, and a user-programmable menu-driven interface for easy commissioning in the field. Q&T Q&T wall mount ultrasonic RS485 flowmeter use a special technology to ensure highly accurate flow measurement. Accuracy: +/-1.0% of FS Wide range: DN15mm-DN6000mm Measuring single clean liquids Power supply: 24VDC/85VAC-2265AC Storage: SD card optional Heat meter optional

QT621 handheld ultrasonic flow meter support precise bidirectional and highly dynamic flow measurement
with the non-invasive clamp-on technology.With the features of easy to install, reduced installation time and cost, handeld ultrasonic flow meter is widely used in domestic wastewater flow measurement, oil flow measurement, water injection flow measurement etc.

Size: 1¡å~48¡å(25mm~1200mm)
Flow Range:¡À0.01 m/s~ ¡À12 m/s
Accuracy: ¡À1%
Repeatability: 0.2%
Output: 4-20mA, RS485
Power supply: Internal lithium 3000mAh
Transducer: IP68

The Q&T solar power Open channel flow meter using transit-time principle, it is an economical ultrasonic flowmeter specifically designed for open channel. Compared with other ultrasonic flow meters on the market, it has the characteristics of high reaction rate, low power consumption and high certainty. At the same time, with non-contact level sensor, it also have the feature of installation simple easy to use, non need water supply shutdown etc.

Specifications:
Display: Backlight?LCD
Flow?Rate?Range: 0.0000~99999L/S?or?m3/h
The?maximum?of Accumulative Flow: 9999999.9?m3/h
Accuracy?of?Change in Level: 1mm?or?0.2%?of?full?span?(whichever?is?greater)
Resolution: 1mm
Analogue?Output: 4-20mA,?corresponding?to?instantaneous?flow
Relays?Output: Standard?2?relay?outputs(Optional?up?to?6?relays)
Serial?Communication: RS485,?MODBUS?-RTU?standard?protocol

OEM DN15-DN6000 China Wall Mounted Ultrasonic Water Flowmeter is a portable liquid flow measurement device with a sensor. This 2-inch clamp-On Ultrasonic Flow Meterutilizes proven transit-time ultrasonic measurement technology for superior accuracy and ease of installation and installation. This easy-to-use flowmeter comes in a rugged, waterproof carrying case for easy transport of the display, sensor, and cables between measurement locations. Accuracy: +/-1.0% of FS Wide range: DN15mm-DN6000mm Measuring single clean liquids Power supply: 24VDC/85VAC-2265AC Storage: SD card optional Heat meter optional

Cheap low cost hydraulic digital ultrasonic sewage water sensor liquid flow meter consists of two parts: a transmitter unit and a transducer. Magnetic external clamps on the sensor are easy to install and connect to metal tubing for continuous flow measurement. It is especially suitable for on-site flow measurement of various pressure requirements. Accuracy: +/-1.0% of FS Wide range: DN15mm-DN6000mm Measuring clean liquids Power supply: 24VDC/85VAC-2265AC Communication: RS485

Modular type ultrasonic flow meter is one type of ultrasonic flow meter.It has very small size and easy to be installed into instrument box. This type flow is working with clamp type transducer normally. The max measure tube is DN3000 pipe. It have 4-02mA, pulse, and RS485 output also.It even could link with temperature sensor and work as ultrasonic BTU meter.
Accuracy: ±1%
Velocity: 0.5s
Display: LCD with backlight 2*20leters
Signal Outputs: 4-20mA or o-20mA,RS485,Pulse
Liquid Types: Virtually all commonly used liquids
Pipe Size: DN15-DN3000

Natural gas thermal gas mass flow meter is one of kind mass flow meter which is popular in industrial applications is the way they are designed and built. The feature is no moving parts, nearly unobstructed straight through flow path, require no temperature or pressure corrections and retain accuracy over a wide range of flow rates.
Viscosity:0.1~10m/s
Measuring cycle:50mS
Output:4~20mA,Pulse,OCT,RS485
Body material:Standard carbon steel,SS304 and SS316 are optional
Power supply:DC24V and AC220V

Wall mounted pipeline water meter liquid ultrasonic flow meter provide you with an accurate, easy-to-install flow meter. wall mount flow sensor feature quick, easy clamp-on sensor installation, configuration, and a user-programmable menu-driven interface for easy commissioning in the field. Wall mounted pipeline water meter liquid ultrasonic flow meter use a special algorithm and technology to ensure highly accurate flow measurement. Accuracy: +/-1.0% of FS Wide range: DN15mm-DN6000mm Measuring single clean liquids Power supply: 24VDC/85VAC-2265AC Storage: SD card optional Heat meter optional

QT621 handheld ultrasonic flow meter support to carry from site to site conveniently. Support accurate bidirectional and highly dynamic flow measurement with the non-invasive clamp-on technology. Portable ultrasonic flow meter mainly applies for measuring the flow of homogeneous medium fluid in the water injection flow measurement, raw water flow measurement, tap water flow measurement etc.

Size: 1¡å~48¡å(25mm~1200mm)
Flow Range:¡À0.01 m/s~ ¡À12 m/s
Accuracy: ¡À1%
Repeatability: 0.2%
Output: 4-20mA, RS485
Power supply: Internal lithium 3000mAh
Transducer: IP68

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.
2 way input
SS304 body
Flow velicity:0.1~¡À10m/s
Integral display
Accuracy:¡À1.0%
Single channel or multi channel

This Open channel flow meter require accurate measurement of the surface level of a liquid. A flume, channel or structure which has a known characteristic flow per measured head, together with the measured liquid level, accurately define the flow rate through the system.
Applications including Wastewater collection systems,combined sewer systems and outfalls, Wastewater treatment facilities,Irrigation canals and channels, Industrial process and discharges, Stormwater conveyance and outfalls.

Specifications:
Analogue?Output: 4-20mA,?corresponding?to?instantaneous?flow
Relays?Output: Standard?2?relay?outputs(Optional?up?to?6?relays)
Serial?Communication: RS485,?MODBUS?-RTU?standard?protocol
Ambient?Temperature: -40 ~70 Degree C
Measure?Cycle: 1?second?(selectable?2?seconds?)
Power?Supply: DC24V?(+5%)?0.2A;?AC220V?(+20%)?0.1A?;Optional?DC12V

QT811 clamp on type ultrasonic flow meters support quickly verify the reading of another meter and to data log flow system values over an extended time period.
Specially external clamp design, QT811 clamp on ultrasonic energy BTU meter are mounted externally on the surface of the pipe and which generate pulses that pass through the pipe wall.

Pipe Size:?DN15-DN40mm (1/2¡±~1 1/2¡±)
Flow Range:¡À0.1m/s ~¡À5m/s
Temperature: 0~75¡æ (standard)
Output: 4-20mA, OCT Pulse, RS485
Accuracy:?¡À1% of measured value
Power Supply: DC10-24V

Digital Ultrasonic Water Flowmeter Wall Mounted Relay alarm and RS485 Modbus flow meters can realize to measure flow.Connect with temperature sensor,it can measure heat flow.

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

Q&T PLCM Open Channel flow meter is Ultrasonic non-contact Open channel flow meter, It has Multiple Output: 4-20 mA, relay and RS485 etc; easily connect up to most systems. Sensor Material optional ABS, PVC, PTFE; Anti-corrosive with PTFE Probe.
Display: Backlight LCD
The maximum of Accumulative Flow: 9999999.9 m3/h
Accuracy of Change in Level: 1mm or 0.2% of full span (whichever is greater)
Resolution: 1mm
Analogue Output: 4-20mA, corresponding to instantaneous flow
Relays Output: Standard 2 relay outputs(Optional up to 6 relays)
Serial Communication: RS485, MODBUS -RTU standard protocol
Ambient Temperature: -40 ~70 Degree C
Measure Cycle: 1 second (selectable 2 seconds )
Power Supply: DC24V (+5%) 0.2A; AC220V (+20%) 0.1A ;Optional DC12V

Pulse output wall-mount ultrasonic flow meter add one pair PT1000 temperature sensor to realize heat/cold measurement,clamp-on ultrasonic meter also called as ultrasonic BTU meter. Accuracy:±1% of measured value;
Repeatability:0.2% of measured value;
Linearity:±1%;
Pipe size:1″ to 48″ (25mm to 1200mm).Pipe size under 1″ is an option;
Fluid:Water or others;

PLCM open channel flow meter is an economical solution for open channel measuring£¬which measures level, flow rate and total volume of water flowing through weirs and flumes. The meter includes a non-contact ultrasonic level sensor to detect the water level and then calculates the flow rate and volume using the Manning equation and characteristics of the channel.
Display: Backlight LCD
Flow Rate Range: 0.0000~99999L/S or m3/h
The maximum of Accumulative Flow: 9999999.9 m3/h
Accuracy of Change in Level: 1mm or 0.2% of full span (whichever is greater)
Resolution: 1mm
Analogue Output: 4-20mA, corresponding to instantaneous flow
Relays Output: Standard 2 relay outputs(Optional up to 6 relays)
Serial Communication: RS485, MODBUS -RTU standard protocol
Ambient Temperature: -40 ~70 Degree C
Measure Cycle: 1 second (selectable 2 seconds )
Power Supply: DC24V (+5%) 0.2A; AC220V (+20%) 0.1A ;Optional DC12V

Perfect Quality Economical Ultrasonic Flow meter insertion type ultrasonic flowmeter is a high precision no-cut tube measurement method. This special design includes matching sensors for ease of use and is ideal for installation in existing systems Accuracy: +/-1.0% of FS Wide range: DN15mm-DN6000mm Measuring single clean liquids Power supply: 24VDC/85VAC-2265AC Storage: SD card optional Heat meter optional

Ultrasonic Flow meter for applications in clean water and in low conductivity media. Operating principle based on transit time measurement.
Output:4-20mA,Pulse,OCT
Communication:RS485
Transmitter working temperature:-10~70¡æ
Sensor wotking temperature:-30~150¡æ
Power supply:DC24V,AC220V

QINGTIAN ultrasonic flow meter offer better performance and wide turn-down ratio and non-intrusive sensors that can be installed without cutting into the pipe or stop production. Linearity:±1%;
Pipe size:1″ to 48″ (25mm to 1200mm).Pipe size under 1″ is an option;
Fluid:Water or others;
Flow range:± 0.09ft/s ~ ±16ft/s (±0.03m/s ~ ±5m/s);
Outputs:Analog output:4~20mA,max load 750Ω,Pulse output: 0~10KHz;

Digital ultrasonic flow meter water flowmeter price is a portable liquid flow measurement device with a sensor. This 2-inch clamp-On Ultrasonic Flow Meterutilizes proven transit-time ultrasonic measurement technology for superior accuracy and ease of installation and installation. ThisDigital ultrasonic flow meter water flowmeter comes in a rugged, waterproof carrying case for easy transport of the display, sensor, and cables between measurement locations. Accuracy: +/-1.0% of FS Wide range: DN15mm-DN6000mm Measuring single clean liquids Power supply: 24VDC/85VAC-2265AC Storage: SD card optional Heat meter optional

Fixed type ultrasonic clamp on flow meter adopts the self-development measurement technology.This measurement technique is a faster and more accurate process time measurement algorithm. Accuracy: +/-1.0% of FS Wide range: DN15mm-DN6000mm Measuring single clean liquids Power supply: 24VDC/85VAC-2265AC Communication: RS485

Handheld Portable Ultrasonic Flow Meter is a portable liquid flow measurement device with a sensor. Handheld Portable Ultrasonic Flow Meter with S2 transducers measurement technology for superior accuracy and ease of installation and installation. This easy-to-use flowmeter comes in a rugged, waterproof carrying case for easy transport of the display, sensor, and cables between measurement locations. High accuracy +/-1.0% of FS Transducer temperature: -30~90¡ãC/-30¡ãC~160¡ãC Measuring clean liquids Battery-powered,for 12 hours Communication: RS232

DN150 ultrasonic flow meter IP67 with clamp on transducers is a portable liquid flow measurement device with a sensor. DN150 ultrasonic flow meter IP67 with clamp on transducers proven transit-time ultrasonic measurement technology for superior accuracy and ease of installation and installation. This easy-to-use flowmeter comes in a rugged, waterproof carrying case for easy transport of the display, sensor, and cables between measurement locations. High accuracy +/-1.0% of FS Transducer temperature: -30~90¡ãC/-30¡ãC~160¡ãC Measuring clean liquids Battery-powered,for 12 hours Communication: RS232

This open Channel flow meter waste water has wide application, it can be used for continuous measuring of municipal rain-water, wastewater, sewage discharge and irrigation water pipelines. This Open Channel flow meter measures level, flow rate and total volume of water flowing through weirs, flumes, and channels etc.

Specifications:
Display: Backlight?LCD
Flow?Rate?Range: 0.0000~99999L/S?or?m3/h
The?maximum?of Accumulative Flow: 9999999.9?m3/h
Accuracy?of?Change in Level: 1mm?or?0.2%?of?full?span?(whichever?is?greater)
Resolution: 1mm
Analogue?Output: 4-20mA,?corresponding?to?instantaneous?flow
Relays?Output: Standard?2?relay?outputs(Optional?up?to?6?relays)
Serial?Communication: RS485,?MODBUS?-RTU?standard?protocol

The Solar power GPRS Open Channel Flow Meter has 4-20mA and RS485 signal output, it can be equipped with a communication interface, which is easy to connect with SCADA systems to achieve industrial remote monitoring and control. This Open Channel flow meter measures level, flow rate and total volume of water flowing through weirs, flumes, and channels etc.

Specifications:
Sensor?Level?Range: 0-4.0m; other?level?range?also?available
Blind?zone: 0.20m
Temperature?Compensation: Integral?in?probe
Pressure?Rating: 0.2MPa
Beam?Angle: 8*?(3db)
Cable?Length: 10m?standard?(can?be?extended?to?1000m)
Sensor?Material: ABS,?PVC?or?PTFE?(optional)
Sensor?Protection Class: IP68

QT621 handheld type ultrasonic water flow meter adopt transit-time principle.Portable ultrasonic flow meter support precise bidirectional and highly dynamic flow measurement with the non-invasive clamp-on technology. Portable ultrasonic flow meter mainly applies for measuring the flow of homogeneous medium fluid .

Size: 1¡å~48¡å(25mm~1200mm)
Flow Range:¡À0.01 m/s~ ¡À12 m/s
Accuracy: ¡À1%
Repeatability: 0.2%
Output: 4-20mA, RS485
Power supply: Internal lithium 3000mAh
Transducer: IP68

Low Price Wall Mounted Ultrasonic Water Flowmeter Clamp On Ultrasonic Flow Meter is a portable liquid flow measurement device with a sensor. Low Price Wall Mounted Ultrasonic Water Flowmeter Clamp On Ultrasonic Flow Meter proven transit-time ultrasonic measurement technology for superior accuracy and ease of installation and installation. This Low Price Wall Mounted Ultrasonic Water Flowmeter Clamp On Ultrasonic Flow Meter comes in a rugged, waterproof carrying case for easy transport of the display, sensor, and cables between measurement locations. Accuracy: +/-1.0% of FS Wide range: DN15mm-DN6000mm Measuring single clean liquids Power supply: 24VDC/85VAC-2265AC Storage: SD card optional Heat meter optional

Handheld Ultrasonic Water Flowmeter Clamp on Flow meter is easy and accurate flow measurement without interrupting the process, Clamp-on type transducer easily mountable on existing pipes, non-invasive type.Suitable for most of applications. Measuring accuracy: +/-1.0% of FS Transducer temperature: -30~90¡ãC/-30¡ãC~160¡ãC Measuring clean liquids Built-in rechargeable battery 3.6V Communication: RS232