Solar power GPRS Open Channel Flow Meter flow measuring Device

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.

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

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

The PLCM industrial waste water treatment flow meter using transit-time principle, it is an economical ultrasonic flowmeter specifically designed for open channel. Compared with other ultrasonic flow meters on the market, it has the characteristics of high reaction rate, low power consumption and high certainty. At the same time, with non-contact level sensor, it also have the feature of installation simple, easy to use, no need water supply shutdown 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

This Industrial waste water treatment 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

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

With ultrasonic flow meters, the flow of liquids can be measured reliably – independent of conductivity, pressure, temperature, and in applications where traceability and guaranteed accuracy are required, the external ultrasonic sensor is the first choice. Clamp-on ultrasonic sensors, on the other hand, are mounted on the outer wall of the pipe and can therefore also be used for temporary measurements.
Accuracy: +/-1.0% of FS Wide range: DN15mm-DN6000mm Measuring clean liquids Built-in rechargeable battery 3.6V Communication: RS232

Liquid portable ultrasonic flowmeter clamp on type 3.6V battery powered 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

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

Ultrasonic flow meter ca display daily,monthly and yearly totalized flow and be widely application in HVAC,Water treatment,Irrigation etc.
Pipe size:25~1200mm
Accuracy:±1.0%
Output:4-20mA,RS485
Transmitter temperature:-20~60℃
Transducer temperature:-40~80℃
Power supply:24VDC,90~245VAC power is optional
SD card is optional
PT1000 is optional

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.

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

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.

Wastewater ultrasonic flow meter sensor for liquid are widely used in tap water, heating, water conservancy, metallurgy, chemical industry, machinery, energy and other industries. Wastewater ultrasonic flow meter sensor for liquid 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

Q&T ultrasonic water flow meter maily be used to measure water and measure repeatability can reach 0.2%.
Clamp on water flow meter which used the transfer time technology,when install the transducer,workers will choose different install method for different size pipe,such as V method,Z method,W method.
Output:4-20mA,RS485
Power supply:24VDC,90~245VAC power is optional
Accuracy:±1.0%
Repeatability:±0.2%

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

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

Inline ultrasonic flow meter could connect temperature sensor to become one calorimeter and widely
be used in Process control, Production measurement, Trade settlement and is suitable for continuously measuring flow and heat of clean and uniform liquids without large concentration suspended particles or gases industrial environment¡£
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 .

QT621 ultrasonic flow meter is a portable type flow meter for non-invasive, quick flow and energy measurement with clamp-on technology for many types of piping. Portable ultrasonic flow meter support powerful data storage and also support the data sheet analysis software. Portable type ultrasonic flow meter can be easily moved and installed in different pipes and convenient to carry site to site.

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 clamp on type ultrasonic BTU flow meter with clamp-on transducers create no wear, zero pressure loss,
and do not require process interruptions to install them since they are attached to the outside of the pipe. Clamp on BTU energy flow meter adopts a new external clamp design, which could get the flow rate without touch the measurement medium.

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

Flange type ultrasonic flow meter with low voltage operation, multi-pulse transmission, low power consumption,
high reliability, anti-interference.
Inline ultrasonic flow meter could connect temperature sensor to become one calorimeter and widely be used in Process control, Production measurement, Trade settlement.
Accuracy:¡À1.0%
Input:Two-wire PT1000
Output:4-20mA,Pulse,OCT
Communication:RS485

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

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

QT811 clamp on ultrasonic flow meter is with specially design with built-in transducers and LCD monitor in one body. Clamp-on transducers are mounted externally on the surface of the pipe and which generate pulses that pass through the pipe wall. The flowing
liquid within causes time differences in the ultrasonic signals, which are then evaluated by the flowmeter to
produce an accurate flow measurement.

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

Sewage and rainwater are often transported to the treatment plant in open collection channels or flumes.This open Channel flow meter is good for this application, it can be used for continuous measuring of municipal rain-water, wastewater, sewage discharge and irrigation water pipelines.

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 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

Ultrasonic flowmeters use sound waves to determine the velocity of a fluid flowing in a pipe.
Inline type ultrasonic flow meter can be OEM,such as Body color,Transmitter color,Channle number,Logo display etc.
Q&T brand ultrasonic flow meter is one kind of economy type flow meter for liquid,multi channle inline ultrasonic flow meter can reach 0.5% accuracy.

Liquid flowmeter sensor portable ultrasonic flowmeter is that to use ultrasonic technology to measure the velocity of liquid throught it.It is transit time.With two clamp on transducers to measue Fuel oil, glycol, waste streams, water flow. A user can use hand to hold as well as to operate the ultrasonic water flow meter main unit .The user-interface is self-explanatory and very easy to follow. Besides, the unique clamp-on fixture design makes the installation very simple and no special skills or tools required.
Due to the non-intrusive nature of the clamp-on technique, there is no pressure drop, no moving parts, no leaks and no contamination.
Accuracy: +/-1.0% of FS
Wide range: DN15mm-DN6000mm
Measuring clean liquids
Built-in rechargeable battery 3.6V
Communication: RS232

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