Handheld ultrasonic flow meter

QT621 Portable ultrasonic flow meter a type of portable instrument for non-invasive, quick flow and energy measurement.Portable ultrasonic flow meter matched precision transducers and signal processing circuitry to accurately measure the flow of most liquids. QT621 ultrasonic flow meter support quickly verify the flow reading of another meter and to data log flow system values over an extended time period.

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

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

China wall-mounted ultrasonic water flow meter price 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

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

QT811 ultrasonic flow meter is specially designed for small pipe sizes clamp on flow measurements. It is integrated design with the monitor LCD and the sensors in one body, user could read flow rate directly from the device. With various kinds of outputs including 4-20mA, OCT pulse and RS485 modbus, ultrasonic flow meter could achieve remote monitoring in central 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

The structure of Waste Water Flowmeter Handheld Ultrasonic Flow Meter is mainly divided into ultrasonic signal generator, signal receiver and information processing circuit, flow display. First, the ultrasonic signal generator is used to send the signal, the sensor receives the signal, and the time difference is obtained. The ultrasonic information is processed according to the information processing circuit, and the flow is transmitted to the display screen in the form of an electrical signal, and the result is displayed Accuracy: +/-1.0% of FS Wide range: DN15mm-DN6000mm Medium: clean liquids,pure water Built-in rechargeable battery 3.6V Communication: RS232

This open channel flow meter uses ultrasonic principle to measure the water level height in the open channel weir, and then the microprocessor calculates the corresponding flow value automatically. The level value is converted to a particular flow in a particular weirs/flumes, so accurate level values are important. It is a sensor designed for open channel flow to provide accurate level readings.
Power Supply: DC24V (+5%) 0.2A; AC220V (+20%) 0.1A ;Optional DC12V
Flow Rate Range: 0.0000~99999L/S or 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

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

This Solar power GPRS 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

Ultrasonic clamp-on flow meter is simple to install and is suitable for large diameter pipes requiring monitoring and flow measurement, as well as a wide network of smaller supply lines. Ultrasonic clamp-on flow meter provide the tools needed to meet the diverse requirements of such a demanding industry. Accuracy: +/-1.0% of FS Wide range: DN15mm-DN6000mm Measuring clean liquids Power supply: 24VDC/85VAC-2265AC Communication: RS485

Ultrasonic Irrigation Open channel flow meter is for measuring water flow rates in irrigation channels, streams, and storm water systems. Open Channel Flow Meter can be used for continuous measuring of municipal rain-water, wastewater, sewage discharge and irrigation water pipelines.We have both transit-time ultrasonic open channel flow meter and doppler type ultrasonic open channel flow meter.

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

Multi-channel ultrasonic flow meter is suitable for continuously measuring flow and heat of clean and uniform liquids without large concentration suspended particles or gases industrial environmen.
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 .
Dual channel
Heat measurement
Bi-directional flow measurement

Portable Hand Held Ultrasonic Flow Meter are widely used in tap water, heating, water conservancy, metallurgy, chemical industry, machinery, energy and other industries. Portable Hand Held Ultrasonic Flow Meter can be used for production monitoring, flow verification, temporary detection, flow inspection, water meter balance debugging, heat network balance debugging, and energy-saving monitoring. 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

Sewage liquid ultrasonic flowmeter handheld ultrasonic water flow meter 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

QTLD-100F is a fixed wall-mounted ultrasonic flowmeter, which adopts the self-developed time difference measurement technology. Compared with other common algorithms in China, the measurement technology is an algorithm for measuring process time with higher speed and higher precision.
Accuracy: +/-1.0% of FS
Wide range: DN15mm-DN6000mm
Measuring single clean liquids
Power supply: 24VDC/85VAC-2265AC
Communication: RS485

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

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

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

Factory supplier LCD displayer digital ultrasonic flow meter price 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 LCD displayer digital ultrasonic flow meter price 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

The open channel flow meter level sensor is mounted on the top of the flume, and ultrasonic wave is transmitted by the probe to the surface of the monitored material. Instead of using mass or volumetric data to determine the rate of flow of a substance, open channel flow meters monitor the relationship between the depth of the liquid and the flow rate.

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

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

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

Ultrasonic Open channel flow meter is for measuring water flow rates in irrigation channels, streams, and storm water systems. Open Channel Flow Meter can be used for continuous measuring of municipal rain-water, wastewater, sewage discharge and irrigation water pipelines. This open channel flow meter need work together with weirs and flumes.

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

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

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

Connecting module and secondary meter through RS-485 interface, transmission distance up to 1000m
Powerful Functions
Current output: 4-20mA, one channel, can be used for flow/heat transmitter;
OCT output: two channels, can be used for flow /heat switch;
Current input: 4-20mA, three channels, can be used for data collector;
Tri-wire resistance signal input (PT100): two channels, can be used for calorimeter.
Pipe Size: 15mm – 6,000mm
Rate Units: English(U.S) or metric
Liquid Types: Virtually all liquids
Display: 2*10backlit LCD,displaying instant
Transducers: Clamp-on type,insertion type ,in line type.
Operating Power: Isolation 8-36VDC
Communication: InterfaceRS-485

This Hot sale Q&T Open Channel Flowmeter is good to measure the river flow, The meter provide 4-20mA output and RS485 serial communication (MODBUS-RTU) output; Low power consumption, easy installation; Dual power supply working, Selective use of AC / DC selective, solar energy work more energy efficient.
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

Fixed type clamp on flowmeter with RS485 Modbus flow meter 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

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%

Transmitter and transducer install seperately.Transmitter can install at indoor,Instrument cabinet,Dashboard.