best price 4-20mA RS485 portable ultrasonic flow meter

Digital Ultrasonic Flow Meter Rotameter Stainless Steel DN15 portable ultrasonic flow meter 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. Accuracy: +/-1.0% of FS Wide range: DN15mm-DN6000mm Measuring clean liquids Power supply: 24VDC/85VAC-2265AC Communication: RS485

This non-contact 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

Wall mounted pipeline water meter liquid 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 pipeline water meter liquid 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 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.

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

For the Doppler Open Channel flow meter, it is a kind of sensor that measures flow velocity and flow rate in natural waters, channels or pipes. Wall-mounted type Doppler Open Channel flow meter consists of a wall-mounted flow calculator and a transducer. The transducer consists of a flow velocity sensor, a water depth sensor of ultrasonic principle, a water depth sensor of pressure principle and a conductivity sensor, which are separately used to measure flow velocity, depth, and conductivity of water in rivers, streams, open channels and pipelines.

Specifications:
Measurement categories: velocity, flow, water depth, water temperature
Level of protection: IP68
Purpose: on-line measurement
Velocity measuring range: the standard is 0.04 m/s ~ 5.00 m/s (the sensor is 20
cm above minimum depth) ;Other velocity range can be customized.
The velocity measurement resolution: 1 mm/s;
Water depth measurements: 0.02 m ~ 10.00 m; Resolution: 2 mm accuracy:
¡À0.5%;
Flow range: 10 L/s ~ 99999999 cubic meters/hour
Power supply: battery, 12 VDC;
Output signal (battery): RS485;
Output signal (external power supply) : 4-20 mA;
4-20 ma output signal content: instantaneous flow rate£»
Cable length between sensor and transmitter: 10 m;
Types of channels subjected to measurement: pipeline, channels, natural stream
and rivers;

Liquid Handheld Drinking Water Ultrasonic Flow meter Plastic can be easily installed, removed and transported. This 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

4-20mA pulse RS485 wall mounted ultrasonic flow meter is a high precision no-cut tube measurement method. This special design includes matching sensors for ease of use and is ideal for installation in existing systems 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

Fixed type ultrasonic clamp on flow meter adopts the self-development measurement technology.This measurement technique is a faster and more accurate process time measurement algorithm. Accuracy: +/-1.0% of FS Wide range: DN15mm-DN6000mm Measuring single clean liquids Power supply: 24VDC/85VAC-2265AC Communication: RS485

Precise digital display insertion clamp on ultrasonic water flow meter Wall mounted ultrasonic flowmeter 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

QT621 handheld type ultrasonic clamp on flow meters are with user-friendly design, with built-in Lithium battery provides up to 12 hours of measurement operation.
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

Fixed type clamp on ultrasonic 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 Open channel flow meter is a High accuracy OEM available wastewater open channel meter, top quality 4-20mA and RS485 output, it need work together with weir, flume etc. Flow measurement on reservoir is a common application in which open channel flow measurement plays a role.
a set of 4-20 ma analog output
RS – 485 communication (Modbus RTU protocol) (optional)
IP67 protection class
AC 220 v and 24 v dc power supply (optional)
installation: split type, instrument hanging installation
sensor material: ABS plastic (PE/PTFE anti-corrosion material optional)

OEM factory price OEM wall mount Clamp on ultrasonic flow meter Used for production monitoring, water balance testing, thermal equilibrium network commissioning, energy monitoring.

Inline ultrasonic flow meter could connect temperature sensor to become one calorimeter and widely be used in Process control, Production measurement, Trade settlement.
Ultrasonic flow meter mianly fro Condensate, Boiler feed water,Drink water etc
2 way analogy input could transmit flow,pressure,temperature,pressure etc
Instantaneous flow,Total flow,Heat,Positive flow,Negative flow
OCT output
RS485 communication
Accuracy:¡À1.0%
Flow velocity:0.1~¡À7m/s
Input:Two-wire PT1000

The Q&T ultrasonic water flow meter that is designed for open channel flow metering, whether you have a flume, weir or any other primary device. This 4-20mA output open channel flow meter has 4-20mA, RS485 and relay output, which is a good choice for different needs of channel flow monitoring.

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

QT811 clamp on BTU energy flow meter are popular in water treatment, pure water, chemical and etc. Clamp on type flow meter specially designed for small sizes DN15-DN40mm. As a type of small instrument, QT811 clamp on flow meter support quick flow and energy measurement for many types of pipings.

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 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

This Open Channel Water Meters consists of two elements, a host, which has display and an integral keypad for programming, and a transducer/probe, which must be mounted directly above the surface to be measured. It can be widely applied to the environmental protection, water treatment, irrigation, chemical, and other industries.

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

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

QT621 is a portable transit-time ultrasonic flow meter with advanced functions. Portable ultrasonic flow meter includes matched precision transducers and signal processing circuitry to accurately measure the flow of most liquids. With 4-20mA and RS485 communication available, QT621 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

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

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

Liquid Handheld Drinking Water Ultrasonic Flowmeter measurement 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 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

This PLCM ultrasonic open channel flow meter is designed for different 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

Precise digital display insertion clamp on ultrasonic water flow meter Wall mounted ultrasonic flowmeter 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.Precise digital display insertion clamp on ultrasonic water flow meter Wall mounted ultrasonic flowmeter 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

This Open Channel Water Meters can be widely applied to the environmental protection, water treatment, irrigation, chemical, and other industries. Sewage and rainwater are often transported to the treatment plant in open collection channels or flumes. The flow rate is measured at various points in these channels, and our open channel flow meters are the good choice for these applications.

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 ultrasonic flow meter support a variety of modes which are available for setting and flexibility.
One set is universal for all pipe size in the measuring range, and suitable for many kinds of metal and resin
pipes. Clamp on ultrasonic flow meter support remote monitoring.
with the help of output, could
send the information to PLC,
central control room and etc.

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

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 support precise bidirectional and highly dynamic flow measurement
with the non-invasive clamp-on technology.

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