Hot sale Ultrasonic water flow meter RS485 River Flow Open Channel Flowmeter

Handheld ultrasonic flow meters are used in conjunction with clamp on transducer to accurately measure liquid flow in closed pipes without the need to insert any mechanical parts into the pipe wall or into the fluid inside.
Using ultrasonic transit time technology, controlled by a microprocessor system, it holds a large amount of data, making it available for pipes of almost any material, from 15mm to 6000mm diameter (depending on the sensor model). This series can measure fluids at various temperatures (up to 160¡ãC).
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

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

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

Sewage and rainwater are often transported to the treatment plant in open collection channels or flumes.This open Channel flow meter is good for this application, it can be used for continuous measuring of municipal rain-water, wastewater, sewage discharge and irrigation water pipelines.

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 Industrial waste water treatment 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

QT811 clamp on ultrasonic flow meter is a type of non-invasive flowmeters work on the transit time ultrasonic principle. This involves sending and receiving ultrasonic pulses from a pair of sensors and examining the time difference in the signal. Suitable for various liquids and compatible with various pipeline materials and sizes.

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

The portable ultrasonic flowmeter can be used with various types of detectors applicable for small to large diameter pipe (0.5″” to 236″” / 15mm to 6000mm) and low to high temperature (?30 to +160¡ãC).
This Ultrasonic liquid flow meter is designed for 12 hours of continuous operation with a built-in battery ,allows flow, velocity and total data to be stored. Though RS232 to connect with a PC to facilitate configuring the storage as well as saving and reading data files.
Sensor: Clamp-on/External
Principle: transmit time
Size: DN15mm-DN6000mm Measuring medium: Liquid
3.6V Battery-powered

QT621 handheld type ultrasonic clamp on flow meters are with user-friendly design, with built-in Lithium battery provides up to 12 hours of measurement operation.
Portable ultrasonic flow meters can be easily moved and installed in different pipes and convenient to carry site to site, which is very convenient for users to monitor the data.

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

Liquid Handheld Drinking Water Ultrasonic Flowmeter measurement can be easily installed, removed and transported. This flowmeter makes them ideal for industrial applications that are already operational or only require occasional flow measurement. In the latter case, the user can use the same clamp on flowmeter to measure flow in multiple locations by unloading and transporting the device for each measurement Measuring accuracy: +/-1.0% of FS Wide range: DN15mm-DN6000mm Measuring clean liquids Built-in rechargeable battery 3.6V Communication: RS232

QT811 clamp on type ultrasonic BTU flow meter with clamp-on transducers create no wear, zero pressure loss,
and do not require process interruptions to install them since they are attached to the outside of the pipe. Clamp on BTU energy flow meter adopts a new external clamp design, which could get the flow rate without touch the measurement medium.

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

With RS485 Modbus, the solar power ultrasonic open channel flowmeter 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

Ultrasonic flowmeter handheld ultrasonic flowsensor 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. Ultrasonic flowmeter handheld ultrasonic flowsensor measurement accuracy is very high, and it is hardly disturbed by various parameters of the measured medium. Accuracy: +/-1.0% of FS Wide range: DN15mm-DN6000mm Medium: clean liquids,pure water Built-in rechargeable battery 3.6V Housing Material: ABS

Q&T Open channel flow meter is Modbus ultrasonic flow meter for liquid, top quality 4-20mA and RS485 output, it need work together with weir, flume etc.
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

Wall-mount ultrasonic flowmeter measure flow by propagating ultrasonic waves into a liquid-filled pipe. These wall mounted flowmeter 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

Clamp on handheld ultrasonic flowmeter QTDS-100H portable flowmeter 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

High Frequency portable clamp on ultrasonic flow meter no pipe cutting required. The user simply clamp on the flow sensor to the pipe surface. The High Frequency portable clamp on ultrasonic flow meter can then detect the flow through ultrasonic waves, and then automatically calculate the flow rate value, flow accumulator, etc. No pipe cutting means no damage to the pipe. So as long as the pipes are in good condition, the installation on the flowmeter will not provide the possibility of leakage. Sensor: Clamp-on/External Principle: transmit time Size: DN15mm-DN6000mm Measuring medium: Liquid 3.6V Battery-powered

Clamp on flow meter fixed sewage ultrasonic flowmeter provide industry-leading flow measurement accuracy. With a small package that saves costs in shipping. Plus flow meters are ideal for industries that measure liquid flow without cutting pipes, such as chemical, pharmaceutical, mining, power, chemical, water and wastewater, HVAC, food and beverage, and more. It can also be used as a non-invasive detector
Accuracy: +/-1.0% of FS
Wide range: DN15mm-DN6000mm
Measuring clean liquids
Power supply: 24VDC/85VAC-2265AC
Communication: RS485

Q&T wall-mounted ultrasonic flowmeter incorporates the latest ultrasonic technology to give you an accurate, easy to use hybrid flow meter with transit-time operating modes. With their quick and easy clamp-on transducer installation, factory pre-configuration and user programmable menu driven interface, the ultrasonic flow meters are a snap to commission in the field. The reliable Q&T wall-mounted ultrasonic flowmeter use custom algorithms and technology to ensure high accuracy flow metering.
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

Inline ultrasonic water flow meter could be manufactured from 50mm~700mm and suitable for continuously measuring flow and heat of clean and uniform liquids without large concentration suspended particles or gases industrial environment.
Input:Two-wire PT1000
Output:4-20mA,Pulse,OCT
Communication:RS485
Szie:DN15~DN6000
Accuracy:¡À1.0 %
Viscosity:0.1~¡À10m/s

Drinking water flowmeter ultrasonic clamp on type flowmeter is a portable liquid flow measurement device with a sensor. This Drinking water flowmeter ultrasonic clamp on type flowmeter 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

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

Handheld water flow meter is a portable flow meter that with external clamp-on transducers, which can meet the needs of convenient and quick flow measurement, allowing clients to quickly transmit and measure data between different working environments and improve work efficiency.
Sensor: Clamp-on/External
Principle: transmit time
Size: DN15mm-DN6000mm
Measuring medium: Liquid
3.6V Battery-powered

Wastewater ultrasonic flow meter sensor for liquid 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

Q&T clamp on small size flow meter involves sending and receiving ultrasonic pulses from clamp on sensors and examining the time difference in the signal. QT811 small pipe ultrasonic clamp on meters are uitable for various liquids and compatible with various pipeline materials and sizes.

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

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%

This Factory Ultrasonic water flow meters are perfect for wastewater applications, leak-proof structure and IP68 protect grade; Q&T ultrasonic open channel flow meter Measure level, flow rate and total volume flow.
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

HVAC Ultrasonic Flow Meters 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

QT811 clamp on ultrasonic flow meter support a variety of modes which are available for setting and flexibility.
One set is universal for all pipe size in the measuring range, and suitable for many kinds of metal and resin
pipes. Clamp on ultrasonic flow meter support remote monitoring.
with the help of output, could
send the information to PLC,
central control room and etc.

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

Q&T Wall mounted ultrasonic flowmeter clamp on type transducer 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

QT811 clamp on flow meters are suitable for various liquids and compatible with various pipeline materials and sizes. Clamp on flow meter is a type of small size instrument for non-invasive, quick flow and energy measurement with clamp-on technology for many types of piping. With support for 4-20mA, Modbus RS485, clamp on flow meter suppot remote monitoring in PLC control room.

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