Reliable 4-20mA output Open channel flow meter Doppler Open Channel Flow Meter

This solar power open Channel flow meter waste water has wide application, it 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

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.
Accuracy:±1.0%
Heat measurement
Carbon steel body
Dual power supply:24VDC &220VAC
Flow velicity:0~±10m/s

Q&T solar power 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

High quality liquid flow meter sensor portable ultrasonic flow sensor 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. High quality liquid flow meter sensor portable ultrasonic flow sensor 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

Highest Quality Handheld ultrasonic flow meter & Solutions, ultrsonic flow meter is a ideal for liquids such as chemical,visous liquids, and sea water. The non-intrusive, clamp-on ultrasonic flow meter fits pipes between 1/2″ to 48″ internal diameter. Accuracy: +/-1.0% of FS Wide range: DN15mm-DN6000mm Medium: clean liquids,pure water Built-in rechargeable battery 3.6V Measurment unit: Meter, Feet,Cubic Meter.

Clamp on ultrasonic flow meter equipment installation, no pipe cutting required. This is very different from traditional flow devices. The user simply clamp on the flow sensor to the pipe surface. The ultrasonic flowmeter 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. This advantage is more suitable for strong acid, strong alkali, poisoning, corrosive liquid, etc. Sensor: Clamp-on/External Principle: transmit time Size: DN15mm-DN6000mm Measuring medium: Liquid 3.6V Battery-powered

Ultrasonic Flowmeter Portable Clamp on Ultrasonic 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

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

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

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

Digital Ultrasonic Water Flowmeter Wall Mounted Relay alarm and RS485 Modbus flow meters can realize to measure flow.Connect with temperature sensor,it can measure heat flow.

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

Digital wall Mounted Ultrasonic Water Liquid Flow Meter measure flow by propagating ultrasonic waves into a liquid-filled pipe. Digital wall Mounted Ultrasonic Water Liquid Flow Meter 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 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.
Bi-directional flow measurement
Backlit LCD
Measuring up to 100 times/s
Accuracy:¡À0.5%

This open channel ultrasonic flowmeter is low cost compared with other type open channel flow meter, we are the professional manufacturer of ultrasonic open channel flow meter from China.
And with non-contact type sensor, the meter has a higher reliability than other forms of the instrument, when under the dirt, corrosive liquids case.
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

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.
Accuracy:¡À1.0 %
Viscosity:0.1~¡À10m/s
Output:4~20mA,Pulse,OCT,RS485
Body material:Standard carbon steel,SS304 and SS316 are optional

This solar power ultrasonic water flow meter can directly display the instant and accumulative flow. This open channel ultrasonic flow meter is based on the flow rate-water level calculation method, and adopts an advanced flow rate measuring instrument and water level measuring instrument to ensure a new intelligent flow system.

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
Output: 4-20mA, Relays, RS485

wall mounted Clamp on pipe ultrasonic water flow meter price 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

Handheld ultrasonic water flowmeter for liquid is mainly divided into ultrasonic flow unit, flow transducer 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 Measurment unit: Meter, Feet,Cubic Meter.

Ultrasonic water clamp on sensor module flow meter consists of two parts: a transmitter unit and a transducer. Magnetic external clamps on the sensor are easy to install and connect to metal tubing for continuous flow measurement. It is especially suitable for on-site flow measurement of various pressure requirements. Accuracy: +/-1.0% of FS Wide range: DN15mm-DN6000mm Measuring clean liquids Power supply: 24VDC/85VAC-2265AC Communication: RS485

Insertion type ultrasonic flow meters allow measurement of pipes that are not compatible with the clamp-on type,like the cement pipe etc,fixed type ultrasonic flow meter also use for large pipe. Repeatability:0.2% of measured value;
Linearity:±1%;
Pipe size:1″ to 48″ (25mm to 1200mm).Pipe size under 1″ is an option;
Fluid:Water or others;
Flow range:± 0.09ft/s ~ ±16ft/s (±0.03m/s ~ ±5m/s);

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.
Accuracy:±1.0%
Heat measurement
Carbon steel body
Dual power supply:24VDC &220VAC
Flow velicity:0~±10m/s

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

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

Modular type ultrasonic flow meter has very small dimension, but it’s multi-functions. It’s working with clamp type ultrasonic sensor, insertion type ultrasonic sensor or flange type sensor. It could be installed into instrument box by DIN rail.
Size: DN15-DN2000
Pipe Material: All metals, most plastics, fiber glass, etc.Allow pipe liner
Cable: Shielded transducer cable.
Power: AC: 110V/220V or DC: 8VDC-36VDC
Enclosure Protection Class: lP65
Explosive Proof Class: ExdIIBT4

OEM ultrasonic Flow meter for applications in clean water and in low conductivity media. Operating principle based on transit time measurement.
Inline type ultrasonic flow meter can be OEM,such as Body color,Transmitter color,Channle number,Logo display etc.
Power supply:DC24VDC or AC220V
Output:4-20mA,OCT,Pulse
Comm port:RS485 MODBUS-RTU

QT811 small pipe size type ultrasonic clamp on flow meters are with user-friendly design.QT811 adopts a new external clamp design, which could
get the flow rate without touch the measurement medium.
Compared with other traditional flow meter, this 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

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

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

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.