Clamp-on ultrasonic flow meter

QINGTIAN ultrasonic flow meter offer better performance and wide turn-down ratio and non-intrusive sensors that can be installed without cutting into the pipe or stop production. 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);
Outputs:Analog output:4~20mA,max load 750Ω,Pulse output: 0~10KHz;

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);

Pulse output wall-mount ultrasonic flow meter add one pair PT1000 temperature sensor to realize heat/cold measurement,clamp-on ultrasonic meter also called as ultrasonic BTU meter. Accuracy:±1% of measured value;
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;

Q&T brand new design type wall mounted ultrasonic flow meter is one kind economy flow meter,the accuracy can reach 1.0% and very stable.
New design type ultrasonic flow meter only with one pair of clamp on sensor and can measure up to 1200mm
Pipe size:25~1200mm
Accuracy:±1.0%
Output:4-20mA,RS485
Transducer temperature:-40~80℃
Transducer protect:IP68
Power supply:24VDC
SD card is optional

Economic ultrasonic flow meter not only could measure the total flow,flow velocity,flow rate,but also clamp-on ultrasonic flow meter could measure the heat/energy of the liquid.
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);
Outputs:Analog output:4~20mA,max load 750Ω,Pulse output: 0~10KHz;
Communication: RS232/RS485 Modbus:

OEM ultrasonic flow meter popular in various industries range from water/wastewater to petrochemical etc. strap on ultrasonic flow meter with advanced speed-of-sound measurement.
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);
Outputs:Analog output:4~20mA,max load 750Ω,Pulse output: 0~10KHz;

Clamp-on Ultrasonic Flow Meter use the different transit time method to measure the flow velocity of relatively clean liquids in full pipes.clamp on ultrasonic flow meter enjoy 1% accuracy.
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 adopt the transit-time technology to measure the flow velocity and flow rate of the medium in the pipe during working,works as the clamp on ultrasonic flowmeter.                                     
Accuracy:±1% of measured value;
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;

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

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

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

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

QT811 clamp on ultrasonic flow meter is a type of non-invasive flowmeters work on the transit time ultrasonic principle. This involves sending and receiving ultrasonic pulses from a pair of sensors and examining the time difference in the signal. Suitable 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

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

QT811 clamp on flow meters are suitable for various liquids and compatible with various pipeline materials and sizes. Clamp on 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. With support for 4-20mA, Modbus RS485, clamp on flow meter suppot remote monitoring in PLC 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

QT811 adopts a new external clamp design, which could get the flow rate without touch the measurement medium. Clamp on ultrasonic flow meter is optional to become an ultrasonic cooling (heat) meter/ btu meter/ energy meter to realize the monitoring and measurement of energy. 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.

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

Connecting module and secondary meter through RS-485 interface, transmission distance up to 1000m
Powerful Functions
Current output: 4-20mA, one channel, can be used for flow/heat transmitter;
OCT output: two channels, can be used for flow /heat switch;
Current input: 4-20mA, three channels, can be used for data collector;
Tri-wire resistance signal input (PT100): two channels, can be used for calorimeter.
Pipe Size: 15mm – 6,000mm
Rate Units: English(U.S) or metric
Liquid Types: Virtually all liquids
Display: 2*10backlit LCD,displaying instant
Transducers: Clamp-on type,insertion type ,in line type.
Operating Power: Isolation 8-36VDC
Communication: InterfaceRS-485

The QTDS-100H handheld ultrasonic flow meter provide accurate and trouble free flow metering for a wide range full pipe applications including: potable water, raw waste water, effluent, well water, slurry, or virtually any sound conducting liquid. The QTDS-100H handheld ultrasonic flow meter incorporates the latest ultrasonic technology to give you an accurate, easy to use hybrid flow meter with transit-time operating modes.
1.Accuracy: ± 1%
2.Speed: 0.01 ~ ± 32 m / s bidirectional
3.Wide range of measurement, DN15mm ~ DN6000mm
4.Communication: RS-232
5.Integrated recorder: 2000 lines of recording data
6.Built-in Ni-MH battery, autonomy 12 hours in operation 7.Single uniform liquid such as tap water,sea water, beer, oil,etc.

The Clamp-on type ultrasonic flow meter, can be used for nearly any liquid from pure water, sewer water, petrol chemicals, metallurgy, electric power plant coolant flow, irrigation, city water, energy monitoring, the meter can indicate flow velocity, flow rate, total flow for nearly any fluid.
Accuracy: +/-1.0%
for pipelines from DN15mm up-to DN6000mm
for flow speeds as low as 0.01 m/s and as high as 32 m/s
for ambient temperatures as low as -65 deg C and as high as +70 deg C and at 100% humidity
for liquid temperatures in the range of -30 deg up-to 160 deg C
in hazardous areas and hard to access locations
Clamp-on Ultrasonic Flow meter for Liquids