Kaifeng manufacturer QT811 clamp on ultrasonic BTU meter

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.

QT621 Portable ultrasonic flow meter support configurable for flow and thermal energy measurement. Portable ultrasonic water flow meter mainly consists of two parts, transmitter and transducer. With 4-20mA and RS485 communication available, QT621 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

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

PLCM open channel flow meter is a Cost effective wastewater flow meter, 4-20mA output Open channel flow meter; it has been used a lot on agricultural irrigation, open channel diversion, municipal water supply and drainage, sewage treatment etc.
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 DN15-40mm clamp on flow meter is a new designed external clamp on measurement flow meter. Clamp on ultrasonic flow meter adopt non-invasive flow measurements, This involves sending and receiving ultrasonic pulses from a pair of sensors and examining the time difference in the signal. Clamp on flow meter support monitor the flow rate reading directly on the device.

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 PLCM 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, non 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

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

Ultrasonic Flowmeter is a portable liquid flow measurement device with a sensor. This 3-inch Ultrasonic 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

QTDS-100H handheld liquid ultrasonic flow meter China supplier is a portable liquid flow measurement device with a sensor. QTDS-100H handheld liquid ultrasonic flow meter China supplier 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

Q&T Handheld 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.
Measuring 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

China factory RS485 module clamp on ultrasonic 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 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

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

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

Q&T clamp on small size flow meter involves sending and receiving ultrasonic pulses from clamp on sensors and examining the time difference in the signal. QT811 small pipe ultrasonic clamp on meters are uitable for various liquids and compatible with various pipeline materials and sizes.

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

Low Cost Handheld Flow Meter Inline Pipe Type Stationary Outdoor Ultrasonic Flow Meters is a portable liquid flow measurement device with a sensor. Low Cost Handheld Flow Meter Inline Pipe Type Stationary Outdoor Ultrasonic Flow Meters adopt 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

Ultrasonic flow meter 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.
Accuracy:±1.0% ; Heat measurement
Carbon steel body; Dual power supply:24VDC &220VAC
Flow velicity:0~±10m/s; 2 way input
4-20mA,Pulse,OCT,RS485; Bi-directional flow measurement
Backlit LCD

Portable ultrasonic flowmeter Water flow meter Digital Water Flow Meter wall-mounted ultrasonic flowmeter is designed to work with clamp-on transducers to enable the flow of a liquid within a closed pipe to be measured accurately without needing to insert any mechanical parts through the pipe wall or protrude into the flow system.

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%

Modular Flow Meter is in market in various sizes, designs and shapes. It is highly appreciated for their long functional life.The main unit has the advantages of small size, complete functions and low price. Using guide rail installation, it is suitable to be installed in instrument box or distribution box.
Linearity: 0.5%
Repeatability: 0.20%
Accuracy: Better than ¡À1% for velocity above 0.2m/s
Response Time: 0-999 second, user-configurable
Flow Range: ¡À32m/s
Measuring Pipe Size: 25mm-6000mm
Units: English(U.s.) or metric
Totalizer: 7-digit totalizer for net, positive and negative flow respectively

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

QT621 portable ultrasonic flow meters are with features of for flexibility and performance, providing the user with a comprehensive specification and a list of configuration options. Portable type ultrasonic flow meters are widely used in all areas such as drinking water and sewerage industry, power plants, producing industry, food industry and so on.

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

This Solar power GPRS 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 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

PLCM Open Channel flow meters measure level, flow rate and total volume of water flowing through weirs, flumes, channels and partially filled pipes. 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

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 ultrasonic flow meter support accurate bidirectional and highly dynamic flow measurement with the non-invasive clamp-on technology. Clamp on small size 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.

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

RS232 3.6V Lithium Battery Digital Water Handheld 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. Digital Water Handheld Ultrasonic Flow Meter measurement accuracy is very high, and it is hardly disturbed by various parameters of the measured medium. Accuracy: +/-1.0% of FS Wide range: DN15mm-DN6000mm Medium: clean liquids,pure water Built-in rechargeable battery 3.6V Housing Material: ABS

QT621 handheld ultrasonic flow meter support precise bidirectional and highly dynamic flow measurement
with the non-invasive clamp-on technology.With the features of easy to install, reduced installation time and cost, handeld ultrasonic flow meter is widely used in domestic wastewater flow measurement, oil flow measurement, water injection 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