RS485 Parshall flume Open Channel Flow Meter

LCD display water portable handheld output ultrasonic flow meter is a portable liquid flow measurement device with a sensor. LCD display water portable handheld output ultrasonic flow meter 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

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%

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

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%

QT621 ultrasonic flow meter is a type of portable flow meter, main advantage is that the meter can be easily moved and installed in different pipes and convenient to carry site to site. Portable ultrasonic flow meter adopt 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

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

QT621 portable type ultrasonic clamp on flow meters support quickly verify the reading of another meter and to data log flow system values over an extended time period.
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

LCD Display Water Portable Handheld Ultrasonic Flow meter 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

QT621 portable type ultrasonic flow meter is a type of portable instrument for non-invasive, quick flow and energy measurement with clamp-on technology for many types of piping.
Portable ultrasonic flow meter mainly consists of two parts, main display part and transducer part. With 4-20mA and RS485 communication available, QT621 portable 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

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.

clamp on ultrasonic portable liquid flow meter is controlled by a micro-processor system which contains a wide range of data that enables it to be used with pipes with an outside diameter ranging from 15mm up to 1200mm (depending on model) and constructed of almost any material. instrument will also operate over a wide range of fluid temperatures.

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

QT621 Portable ultrasonic flow meter could be widely used from simple water flow measurements to energy flow monitoring and automated process control. applications. QT621 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. Portable 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

4- 20ma and pulse output wall-mounted type ultrasonic flowmeter is a wide used time difference ultrasonic flowmeter. It is small and light, the installation process is extremely simply and easy to operate. The design of rechargeable battery and universal power supply enables you to realize pipeline measurement anytime and anywhere.
4- 20ma and pulse output wall-mounted type ultrasonic flowmeter consists of two parts: transmitter unit and transducer. The magnetic external clamp on transducer is easy to insntall and can be attached to a metal pipe for continuous flow measurement. It is especially suitable for on-site flow measurement with various pressure requirements.
Accuracy: +/-1.0% of FS
Wide range: DN15mm-DN6000mm
Measuring clean liquids
Power supply: 24VDC/85VAC-2265AC
Communication: RS485

OEM DN15-DN6000 China Wall Mounted Ultrasonic Water Flowmeter is a portable liquid flow measurement device with a sensor. This 2-inch clamp-On Ultrasonic Flow Meterutilizes 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. 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

Q&T 4-20mA output 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£ºWater and sewage treatment£ºpump room, collection well, biochemical reaction
tank, sedimentation tank. And Electricity, mines£ºmortar pool, coal slurry pool, butter storage tank, stockyard or some mobile equipment control etc. And 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

QT621 ultraonic flow meter portable type is an easy operation instrument for non-invasive, quick flow and energy measurement with clamp-on technology for many types of pipings.
Portable ultrasonic flow meter 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

Cheap low cost hydraulic digital ultrasonic sewage water sensor liquid 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

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% Body material:Standard carbon steel,SS304 and SS316 are optional Power supply:DC24V and AC220V Connection way:Flange type Media temperature :-30~+150¡æ

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

QT811 ultrasonic flow meter adopts a new external clamp design, which could get the flow rate without touch the measurement medium. 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. Easily and friendly for installation and operation, QT811 could not only work as flow meter, but also BTU meter to realize the monitoring of flow and energy.

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

Multi-channel 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.
RS485 communication
Accuracy:¡À0.5%
Flow velocity:0.1~¡À7m/s
Input:Two-wire PT1000
Supporting single channel and multi-channel

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

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

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.

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

Wall mounted ultrasonic water flowmeter clamp on ultrasonic flow meter provide you with an accurate, easy-to-install flow meter. wall mount flow sensor feature quick, easy clamp-on sensor installation, configuration, and a user-programmable menu-driven interface for easy commissioning in the field. Wall mounted ultrasonic water flowmeter clamp on ultrasonic flow meter use a special algorithm and technology to ensure highly accurate flow measurement. 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

This PLCM open channel fow meter perform high detection accuracy, the accuracy of change in level is 1 mm; the volume flow will also change correspondingly. This meter has Excellent anti-interference capability.
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

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 handheld type ultrasonic clamp on flow meters are popular used from simple water flow
measurements to energy flow monitoring and automated process control.
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