Q&T Triangular Weir Open Channel Ultrasonic Flow Meter

Q&T portable ultrasonic flow meters are non-invasive flowmeters which work on the transit time ultrasonic principle. Portable ultrasonic flow meter involves sending and receiving ultrasonic pulses from a pair of sensors and examining the time difference in the signal. support 4-20mA analog output, RS485 modbus protocol and data logger function 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

This Open Channel Water Meters consists of two elements, a host, which has display and an integral keypad for programming, and a transducer/probe, which must be mounted directly above the surface to be measured. It can be widely applied to the environmental protection, water treatment, irrigation, chemical, and other industries.

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

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

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

QT811 adopts a new external clamp design, which could get the flow rate without touch the measurement medium. Clamp on ultrasonic flow meter is optional to become an ultrasonic cooling (heat) meter/ btu meter/ energy meter to realize the monitoring and measurement of energy. As the advantage of a clamp on flow meter, no need to cut off the pipe or long time stop the equipment, save the cost of time and labor costs.

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 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

This Open Channel Water Meters can be widely applied to the environmental protection, water treatment, irrigation, chemical, and other industries. Sewage and rainwater are often transported to the treatment plant in open collection channels or flumes. The flow rate is measured at various points in these channels, and our open channel flow meters are the good choice for these applications.

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

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.
Input:Two-wire PT1000
Output:4-20mA,Pulse,OCT
Communication:RS485
Szie:DN15~DN6000
Accuracy:¡À1.0 %
Viscosity:0.1~¡À10m/s

Clamp-on type ultrasonic flow meters are easy to install and do not require shutting down or cutting the pipe,or stop the factory production,ultrasonic flowmeter installation saving time and money. Outputs:Analog output:4~20mA,max load 750Ω,Pulse output: 0~10KHz; Communication: RS232/RS485 Mod bus:
Power supply:10~36VDC/1A;
Display:240*128 back lit LCD;
Temperature:Transmitter: -14℉~140℉(-20℃~60℃),Transducer: -40℉~176℉(-40℃~80℃,standard);

Multi-channel ultrasonic flow meter is suitable for continuously measuring flow and heat of clean and uniform liquids without large concentration particles or gases under industrial environment.
Ultrasonic flow meter can measure water,Seawater,Acid solution,Cooking oil,Gasoline,Coal oil,Diesel,Alcohol,
Beer and other uniform liquid could transmitting ultrasonic waves.

Ultrasonic flow meter is one kind of water flow meter which accuracy less than 1.0%
Flange type ultrasonic flow meter no moving parts, no wear, no pressure loss,Maintenance-free and can measure conductivity liquid and Non-conductivity liquid.
2 way analogy input could transmit flow,pressure,temperature,pressure etc

China Supplier LCD Displayer Digital Water Flow Meter and Ultrasonic Flow Meter Price is a portable liquid flow measurement device with a sensor. Hot sales portable ultrasonic flowmeter handheld water flow meter 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

The Q&T ultrasonic water flow meter that is designed for open channel flow metering, whether you have a flume, weir or any other primary device. This 4-20mA output open channel flow meter has 4-20mA, RS485 and relay output, which is a good choice for different needs of channel flow monitoring.

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

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.
No moving parts, no wear, no pressure loss,Maintenance-free
Measuring conductivity liquid and Non-conductivity liquid
Can measure zero-flow
2 way input
4-20mA,Pulse,OCT,RS485
Bi-directional flow measurement
Backlit LCD
Measuring up to 100 times/s
Accuracy:¡À0.5%

QT621 portable type ultrasonic clamp on flow meters use clamp-on transducers that are mounted externally on the surface of the pipe and which generate pulses that pass through the pipe wall.
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

QTDS-100F wall mounted ultrasonic water flowmeter seawater 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 Water Flow Meter With High Quality no pipe cutting required. The user simply clamp on the flow sensor to the pipe surface. Portable ultrasonic flow meter water flowmeter handheld water 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 ultrasonic flow meters showcase the benefits of digital signal processing: market-leading accuracy, noise immunity and reliability,liquid ultrasonic flow meter popular in many industry. Flow range:± 0.09ft/s ~ ±16ft/s (±0.03m/s ~ ±5m/s);
Outputs:Analog output:4~20mA,max load 750Ω,Pulse output: 0~10KHz;
Communication: RS232/RS485 Mod bus:
Power supply:10~36VDC/1A;
Display:240*128 back lit LCD;

QT621 handheld ultrasonic flow meter support accurate bidirectional and highly dynamic flow measurement
with the non-invasive clamp-on technology. Handheld type 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

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

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

Q&T Ultrasonic flowmeters with clamp on transducers, use ultrasonic technology to measure the velocity of the liquid. Ultrasonic meters are avaiable as clamp-on solutions. Non pipe cutting, this ultrasonic flow meters can display velocity and accumulated flow. Accuracy: +/-1.0% of FS Wide range: DN15mm-DN6000mm Medium: clean liquids,pure water Built-in rechargeable battery 3.6V Housing Material: ABS

Inline ultrasonic flow sensors are popular solution to simplify flow measurement across a variety of applications.
Higher accuracy across a wide range of applications compared to mechanical meters.
Can be installed permanently or temporarily
Feature a streamlined design without moving parts, which results in minimal maintenance and low cost of installation and ownership.

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

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

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

PLCM open channel meter is good for Flow Measurement in Open Channel,river; it is a high quality water flow meters, RS485 River Flow Meter; This ultrasonic open channel flow meter is Suitable for a variety of weirs and flumes, Parshall flumes (ISO), V-Notch weirs, Rectangular weirs(With or Without End Contractions) and custom Formula type weir; LCD display with backlight
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

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

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

QT621 ultrasonic flow meter is a type of portable flow meter, which support easily moved and installed in different pipes and convenient to carry site to site. 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