Cheap price module type ultrasonic flow meter

QT811 clamp on type ultrasonic flow meters suitable for various liquids and compatible with various pipeline materials and sizes.
Specially external clamp design, QT811 clamp on ultrasonic energy BTU meter could
get the flow rate without touch the measurement medium.
Compared with other traditional type flow meters, QT811 clamp on ultrasonic meters could avoid
pressure loss or media contamination problems.

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 flow meter also adopt time-transit technology,enjoy higher accuracy and better stability compare with 1st generation ultrasonic flow meter,with 4-20mA,relay output. 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); Humidity:Up to 99% RH, non-condensing;

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 are widely applicated from simple water flow measurements to energy flow monitoring and automated process control.

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

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.

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 Q&T 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 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 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

QT811 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. Suitable for various liquids and compatible with various pipeline materials and sizes. QT811 with special external design could achieve good accuracy in small sizes DN15-DN40mm.

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

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

Handheld Ultrasonic Flow Meter Clamp on Water ultrasonic Flow meter price is a portable liquid flow measurement device with a sensor.Handheld Ultrasonic Flow Meter Clamp on Water ultrasonic Flow meter price 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

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

Ultrasonic Open Channel Flow Meter for Water is used with weir tank to measure the water flow rate in the open-channel. This meter is mainly used to measure sewage plants, sewage outfall of enterprises and institutions, city sewer flows and irrigation channels.
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
Multiple Output: 4-20 mA, relay and RS485 etc; easily connect up to most systems.

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

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

Flowmeter digital portable handheld portable flow meter is a portable liquid flow measurement device with a sensor. Flowmeter digital portable handheld portable flow meter 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

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

Clamp-on ultrasonic liquid water flow meter proven transit-time ultrasonic measurement technology This technology can be used for permanent installations where intrusive flow meters are not economically viable for permanent installations on large pipelines and for all the different process fluids encountered in the network. Accuracy: +/-1.0% of FS Wide range: DN15mm-DN6000mm Measuring clean liquids Power supply: 24VDC/85VAC-2265AC Communication: RS485

QTDS-100H handheld ultrasonic flow sensor with output oil flow meter is a portable liquid flow measurement device with a sensor. QTDS-100H handheld ultrasonic flow sensor with output oil flow meter Price, Digital ultrasonic flowmeters 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

Low cost ultrasonic flow meter portable ultrasonic water sensor with high quality no pipe cutting required. The user simply clamp on the flow sensor to the pipe surface.Handheld ultrasonic flow meter transducer with RS232 communication 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

0.5% accuracy ultraosnic flow meter with multi channel sensor and body mainly be adopted carbon steel material ,can produce stainless stell according to request.
Instantaneous flow,Total flow,Heat,Positive flow,Negative flow
High Isolation voltage,Strong anti-interference,Suppress voltage noise,Good isolation performance
Inline ultrasonic flow meter collect temperature signal and accuracy reach 0.001¡æ
When using inline ultrasonic flow meter to measure,allowing pipe with liner

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;

According to market request,the power supply can 24VDC or 220VAC or solar powered;Current the solar powered ultrasonic flow meter is more popular,beacuse solar powered meets international requirements, energy saving and environmental protection.
2 way input
4-20mA,Pulse,OCT,RS485
Bi-directional flow measurement
Backlit LCD

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

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

Q&T wall-mounted type 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.
Accuracy: +/-1.0% of FS
Wide range: DN15mm-DN6000mm
None cut down pipe
Power supply: 24VDC/85VAC-2265AC
Communication: RS485

Q&T Philemon Ultrasonic flow meter is a top quality 4-20mA ultrasonic open channel flow meter and wastewater flow meter; It has Multiple Output: 4-20 mA, relay and RS485 etc; easily connect up to most systems.
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

Ultrasonic Flow meter for applications in clean water and in low conductivity media. Operating principle based on transit time measurement.
Pipe material:Steel,Stainless steel,Cast iron,PVC,Cement pipe and allow pipe with lining
High Isolation voltage,Strong anti-interference,Suppress voltage noise,Good isolation performance
Inline ultrasonic flow meter collect temperature signal and accuracy reach 0.001¡æ

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

Not affected by water quality, 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

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