Ultrasonic Flow Meters

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 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.
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 ultrasonic flow meter clamp on transducer is an ultrasonic flowmeter used to measure the flow rate of liquids in closed pipes. The transducer is clamp-on type, which will provide the benefits of contamination-free operation and ease of installation. The transit time flowmeter includes two transducers, which act as ultrasonic transmitters and receivers. The transducer can be installed in a v-type method, where the sound travels through the pipe twice, a w-type method, where the sound travels through the pipe four times. Accuracy: +/-1.0% of FS Wide range: DN15mm-DN6000mm Measuring clean liquids Power supply: 24VDC/85VAC-2265AC Communication: RS485

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.

QT621 ultrasonic flow meter is a type of portable flow meter, main advantage is that the meter can be easily moved and installed in different pipes and convenient to carry site to site. Portable ultrasonic flow meter adopt the innovative design includes matched precision transducers
and signal processing circuitry to accurately measure the flow of most liquids over a wide range of velocities.

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

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

This non-contact solar power ultrasonic flow meter that is designed for open channel flow metering working with a flume, weir or any other primary device. Non-contact ultrasonic 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.

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

Ultrasonic Flow meter for applications in clean water and in low conductivity media. Operating principle based on transit time measurement.
Signal channel type ultrasonic flow meter accuracy it better than 1.0%
Multi-channel type ultrasonic flow meter accuracy can reach 0.5%

PLCM series ultrasonic open channel ultrasonic flow meter can directly display the instantaneous and cumulative flow, it is good for waster water measuring also a good river flow meter. The product supports weirs or notches of different standards in various countries and can be widely used for measurement or monitoring of total water drainage. The measurement result is not affected by the water quality.
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

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

QT621 battery powered ultrasonic clamp on flow meters are widely used from simple water flow
measurements to energy flow monitoring and automated process control.
Portable ultrasonic flow meters are with various kinds of output signals, including, 4-20mA analog and RS485 modbus which is very common and convenient for onsite monitoring.

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

QTDS-100F wall mounted ultrasonic water flowmeter sensor heat 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

China wall mounted Clamp on pipe ultrasonic water flow meter price measure flow by propagating ultrasonic waves into a liquid-filled pipe. These China wall mounted Clamp on pipe ultrasonic water flow meter price are located outside the pipeline and offer a wide range of pipeline sizes with no pressure loss, no contact with the liquid inside, and no moving parts. Accuracy: +/-1.0% of FS Wide range: DN15mm-DN6000mm None cut down pipe Power supply: 24VDC/85VAC-2265AC Communication: RS485

Factory supplier Digital Ultrasonic Flow meter pulse output flowmeter is easy to use, fast to measure flow. It is a popular flowmeter for sewage environmental monitoring departments and large-diameter tap water flow measurement. Factory supplier Digital Ultrasonic Flow meter pulse output flowmeter has the characteristics of large measurement range, and different types of sensors can be used, which can realize the measurement of pipeline flow with diameters of DN20~DN6000mm. High-precision measurement, the measurement accuracy is better than ¡À1%, the linearity is 0.5%, and the repeatability accuracy is 0.2%. Non-contact measurement The Factory supplier LCD displayer digital ultrasonic flow meter sensor is adsorbed on the outer wall of the pipe to complete the flow measurement. 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

QT811 ultrasonic clamp on flow meters are popular used from simple water flow measurements to energy flow monitoring and automated process control. QT811 clamp on ultrasonic flow meter uses clamp-on transducers that 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

Ultrasonic flow meter is designed to measure liquid velicity and flow rate in the pipe.
When install the wall mounted ultrasonic flow meter,user don’t need to cut pipe.Just install the flow trasducer in the surface of pipe.So ultrasonic flow meter is one non-contact instrument.
Pipe size:25~1200mm
Accuracy:±1.0%
Output:4-20mA,RS485
Transducer temperature:-40~80℃
Transducer protect:IP68
Power supply:24VDC
SD card

PLCM open channel flow meter is LCD display, it is a good choice for waster water, rive, channel flow measuring, We can do high quality OEM for you.
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
Power Supply: DC24V (+5%) 0.2A; AC220V (+20%) 0.1A ;Optional DC12V

Digital portable ultrasonic flowmeters are widely used in tap water, heating, water conservancy, metallurgy, chemical industry, machinery, energy and other industries. It can be used for production monitoring, flow verification, temporary detection, flow inspection, water meter balance debugging, heat network balance debugging, and energy-saving monitoring. It is a tool instrument for timely flow detection. This ultrasonic flowmeter has a built-in data logger. The built-in data logger has a space of 24K bytes and can store 2000 lines of measurement data. The rechargeable power supply has a built-in high-capacity nickel-metal hydride rechargeable battery, which can support the flowmeter to work continuously for more than 12 hours. Measuring accuracy: +/-1.0% of FS Transducer temperature: -30~90¡ãC/-30¡ãC~160¡ãC Measuring clean liquids Battery-powered,for 12 hours Communication: RS232

Ultrasonic flow meter wall mount ultrasonic flow sensor clamp on type transducer is an ultrasonic flowmeter used to measure the flow rate of liquids in closed pipes. The transducer is a non-contact, clamp-on type, which will provide the benefits of contamination-free operation and ease of installation. The transit time flowmeter employs two transducers, which act as ultrasonic transmitters and receivers. Accuracy: +/-1.0% of FS Wide range: DN15mm-DN6000mm Measuring clean liquids Power supply: 24VDC/85VAC-2265AC Communication: RS485

The ultrasonic open channel flowmeter 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

QT811 clamp on BTU energy flow meter are popular in water treatment, pure water, chemical and etc. Clamp on type flow meter specially designed for small sizes DN15-DN40mm. As a type of small instrument, QT811 clamp on flow meter support quick flow and energy measurement for many types of pipings.

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

Non-contact Open Channel flow meter measures level, flow rate and total volume of water flowing through weirs, flumes and channels. The flow meters use a non-contact level sensor. Application field£º
1. Water and sewage treatment£ºpump room, collection well, biochemical reaction
tank, sedimentation tank.
2. Electricity, mines£ºmortar pool, coal slurry pool, butter storage tank, stockyard
or some mobile equipment control, etc.
3. Food industry£ºwineries, granaries, storage tanks for food materials, etc.

Specifications:
Display: Backlight?LCD
The?maximum?of Accumulative Flow: 9999999.9?m3/h
Resolution: 1mm
Analogue?Output: 4-20mA
Relays?Output: Standard?2?relay?outputs(Optional?up?to?6?relays)
Serial?Communication: RS485,?MODBUS RTU
Ambient?Temperature: -40 ~70 Degree C
Power?Supply: DC24V, AC 220V£»Optional?DC12V

Q&T Handheld ultrasonic flowmeter measure flow rate by propagating ultrasound waves into liquid-filled pipes and measuring the flow. With transit time, these clamp-on ultrasonic meters are outside the pipe, providing a wide range of pipe sizes, no pressure loss, none contact with internal liquid and no moving parts.
Measuring accuracy: +/-1.0% of FS
Wide range: DN15mm-DN6000mm
Measuring clean liquids
Built-in rechargeable battery 3.6V
Communication: RS232

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

The Q&T 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

This irrigation flow meter is a professional economic and practical instrument during agriculture, industry research and development. It is a non-contact measurement and can be applied in even harsh environments. This Open channel Irrigation flow meter can directly display the instantaneous and cumulative flow.
Power Supply: DC24V (+5%) 0.2A; AC220V (+20%) 0.1A ;Optional DC12V
Flow Rate Range: 0.0000~99999L/S or m3/h
The maximum of Accumulative Flow:  9999999.9 m3/h
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

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
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 .
Output:4-20mA,Pulse,OCT
Communication:RS485
Transmitter working temperature:-10~70¡æ
Sensor wotking temperature:-30~150¡æ
Power supply:DC24V,AC220V
Memory function

Transit Time Ultrasonic can work alone without a LCD andKeypad module,the module can be used alone as a flow meter.Users caneven integrate a number of the modules into a multi-channel flow meter thatcan measures up to several dozen of different pipes or a flow meter that has higher accuracy by measures the same pipe with all the channels.
Pipe material: Steel, stainless steel, cast iron, copper, cement, PVC, aluminum, glass fiber reinforced plastics, pipes with liner also work
Pipe diameter: 15~6000mm
StraightpipeInstallation condition: upstream10D, downstream 5D, 30D from the pump
Medium Liquid type: Single liquid that could transmit sound wave,
Sewage with small particle content;
Chemicals (alcohol, etc. ) Plant effluent; Beverage;
Ultra-pure liquids, etc.
Temperature: -30~160¡ãC
Turbidity: Not more than 10000ppm, few bubble
Flow rate: 0~¡À7m/s

Low Cost Handheld Flow Meter Inline Pipe Type Stationary Outdoor Ultrasonic Flow Meters is a portable liquid flow measurement device with a sensor. Low Cost Handheld Flow Meter Inline Pipe Type Stationary Outdoor Ultrasonic Flow Meters adopt 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

Ultrasonic flow meter with RS232 communication for clean liquid is a non-contact instrument, which can measure the flow of medium with large diameter and can also be used for the measurement of medium that is not easy to contact and observe. Its measurement accuracy is very high, and the external clip-type installation can reach the highest accuracy of ¡À1.0%. It is almost not disturbed by various parameters of the measured medium, especially it can solve the strong corrosiveness, non-conductivity, Flow measurement of radioactive and flammable and explosive media. Measuring accuracy: +/-1.0% of FS Transducer temperature: -30~90¡ãC/-30¡ãC~160¡ãC Measuring clean liquids Battery-powered,for 12 hours Communication: RS232