FlowT Clamp-On Ultrasonic Flow Meter for Small Pipes
Measure liquid flow from outside small-diameter pipes without cutting the line, adding wetted components, or introducing unnecessary pressure loss. The FlowT small-pipe clamp-on ultrasonic flow meter is developed for OEM equipment manufacturers, system integrators, industrial automation companies, distributors, and project buyers who need reliable flow monitoring in compact piping systems.As a flow meter manufacturer supporting project-based procurement, FlowT can review pipe size, wall thickness, pipe material, liquid type, expected flow range, temperature, installation conditions, and output requirements before recommending a suitable configuration. This helps engineering and procurement teams reduce model-selection risk before requesting a factory quotation, sample unit, datasheet, or bulk project supply.
FEATURE 01
Non-invasive clamp-on installation without cutting or opening the pipe
FEATURE 02
Designed for small-diameter pipe and low-flow measurement applications
FEATURE 03
No additional measuring obstruction inside the liquid path
FEATURE 04
Application-based model selection for OEM and engineering projects
FEATURE 05
Factory testing and calibration support before project delivery
FEATURE 06
OEM/ODM, distributor, bulk order, and repeat-project supply support
Small-Pipe Flow Measurement Built for Industrial Buyers
Measure Flow Without Cutting the Pipe
The FlowT clamp-on ultrasonic flow meter is designed to measure from outside the pipe, helping OEM manufacturers, engineering companies, and retrofit project buyers add flow monitoring without installing another conventional inline meter into the liquid path. This can reduce pipe modification, welding work, additional fittings, commissioning complexity, and production interruption.For operating equipment and project retrofits, easier installation can also reduce field labor and help engineering teams complete measurement upgrades with less impact on the existing process.
Designed Around Small-Diameter Piping
Small pipes require more careful sensor selection than larger process lines. Pipe OD, wall thickness, material, flow velocity, liquid condition, and available installation space can all affect measurement suitability.FlowT supports application-based selection instead of treating small-pipe ultrasonic flow measurement as a one-size-fits-all product. This is particularly valuable for OEM equipment manufacturers, system integrators, and project contractors who need technical clarity before requesting a quotation or placing bulk orders.
Keep the Liquid Path Unobstructed
Because the measuring sensor remains outside the pipe, the FlowT clamp-on solution does not introduce an additional internal obstruction into the liquid path. This helps buyers avoid unnecessary pressure loss from the measuring element itself and reduces concerns associated with adding another wetted component.For DI water, cooling water, process utilities, and selected chemical applications, this non-invasive measurement approach can simplify system design and maintenance planning.
Support Low-Flow Applications With Technical Verification
Low-flow measurement in small-diameter pipes can be affected by velocity, pipe structure, installation location, liquid condition, and signal quality. FlowT recommends confirming the minimum, normal, and maximum operating flow before product selection.For B2B project buyers, this application review provides a more reliable basis for comparing technical specifications, test reports, datasheets, and model suitability before moving to sample evaluation or project procurement.
Simplify PLC and Automation Integration
OEM machine builders and industrial automation buyers often need more than local flow indication. Depending on the confirmed model, FlowT can support the selection of suitable signal outputs and communication interfaces for connection to PLCs, controllers, BMS systems, or monitoring platforms.Confirming integration requirements before production helps reduce electrical redesign and simplifies OEM equipment development.
Technical Support From Selection to Repeat Supply
FlowT supports technical communication before quotation and production. Buyers can send pipe dimensions, process liquid, expected flow range, required quantity, output requirements, installation photos, and project timelines for application review.This supports distributors, engineering contractors, system integrators, and OEM buyers who need stable model selection, responsive technical support, factory-direct supply, and repeat-order consistency.
Ask an Engineer for Model Selection
The FlowT small-pipe clamp-on ultrasonic flow meter solution is developed for industrial buyers who need to add flow monitoring without unnecessarily modifying existing piping.
Instead of recommending a product based only on nominal pipe size, FlowT can review the complete measurement condition, including pipe OD, wall thickness, pipe material, liquid type, minimum and maximum flow, operating temperature, available mounting space, signal output, communication requirements, and project quantity.
01
External clamp-on ultrasonic flow measurement
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Small-pipe and low-flow application review
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Pipe material and liquid compatibility confirmation
04
Output and PLC communication confirmation
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Factory testing and calibration support
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OEM/ODM and project-based supply support
Key Features for Small-Pipe Flow Monitoring
Application-Based Model Selection
FlowT evaluates the measurement point using actual pipe dimensions, pipe material, wall thickness, liquid condition, flow range, and system requirements rather than relying on a generic sensor-size recommendation.This helps OEM buyers, distributors, and engineering companies identify compatibility issues earlier, reduce incorrect product selection, and simplify technical confirmation before sample testing or bulk procurement.
External Ultrasonic Measurement
The sensor remains outside the process pipe and performs flow measurement without placing a conventional mechanical measuring element in the liquid path.For suitable applications, this non-invasive configuration can reduce additional wetted components, pipe modification, and field-maintenance requirements while supporting retrofit and OEM equipment installation.
Small-Pipe and Low-Flow Application Support
Low-flow measurement requires careful attention to pipe size, velocity, installation conditions, and signal quality. FlowT can review these conditions before quotation and help buyers identify which technical specifications should be verified by datasheet, test report, or application testing.This helps procurement teams compare measurable performance rather than relying on generic claims such as "high accuracy."
Pipe and Liquid Compatibility Review
Ultrasonic signal transmission depends on the pipe wall, material, liquid, and installation conditions. FlowT can review stainless steel, plastic, copper, or other requested piping applications based on the confirmed product model.For project buyers, a clear compatibility review helps reduce installation failure and unnecessary field rework.
Request Technical Specifications
Specifications
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Pipe material |
Metal /PVC, PP or PVDF rigid plastic pipe |
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Liquid type |
Water/other liquid (Single liquid medium without solid particles or impurities) |
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Temperature range |
0-75℃ (No freezing on the surface) |
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Low velocity cut off value (Default by factory) |
0.1m/s |
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Display |
256*128, LCD |
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Response time |
0.5~60s |
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Accuracy |
±2%, (±1% after calibration) |
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Data Storage period |
300ms |
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Memory for data backup |
EEPROM (Data storage: over 10 years, data read/write frequency: over 1 million times) |
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Power and I/O connection |
M12 type aviation plug |
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Output |
4-20mA |
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Communication |
Modbus RS485 |
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(Options for output) |
OCT (pulse output)/ One relay alarm (please contact the factory) |
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Power supply |
10-24V VDC |
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Electric power |
< 3W |
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Protectivecircuit |
Power reverse connection protection, Power surge protection, Output short circuit protection, Output surge protection |
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Enclosure protection class |
IP65 |
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Environment temperature |
-10 to 60°C (No freezing) |
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Relative humidity |
35 to 85% RH (No condensation) |
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Vibration resistance |
10 to 55 Hz, double amplitude 1.5 mm, 2 hours in each XYZ axis |
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Impact resistant |
100 m/s2 16 ms pulse, 1000 times each for X, Y and Z axes |
|
Main material |
Aluminum, Industrial Plastics |
lEasily and friendly for installation and operation. It only takes a few minutes, from the start of installation to using the flow meter.
lFT211 adopts a new external clamp design, which could get the flow rate without touch the measurement medium. Compared with other traditional flow meter, this could avoid pressure loss or media contamination problems.
lAs 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.
lA variety of modes 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.
l256*128 LCD display. Display a variety of information.
lIt is optional to become an ultrasonic cooling (heat) meter/ btu meter/ energy meter to realize the monitoring and measurement of energy.
FAQ
Q: What is a small-pipe clamp-on ultrasonic flow meter?
A: A small-pipe clamp-on ultrasonic flow meter measures liquid flow using sensors mounted outside the pipe. It is suitable for applications where buyers want to avoid installing another measuring element inside the liquid path. Final suitability depends on pipe dimensions, pipe material, liquid conditions, flow range, and the selected FlowT model.
Q: What applications is this solution suitable for?
A: Typical applications include equipment cooling water, process water, DI water, selected ultrapure-water systems, cleaning equipment, lubrication circuits, HVAC branch piping, and OEM machinery. Chemical applications should be reviewed individually based on the liquid and pipe conditions.
Q: What pipe size can the FlowT small-pipe meter measure?
A: The supported pipe-size range depends on the final FlowT model. Please provide pipe OD or DN, wall thickness, pipe material, and application details so the technical team can recommend a suitable configuration.
Q: Can the meter measure very low flow rates?
A: Low-flow performance depends on pipe diameter, minimum velocity, liquid condition, installation position, and the selected sensor. Buyers should provide minimum, normal, and maximum expected flow so FlowT can evaluate the application before quotation.
Q: Do you support OEM/ODM projects?
A: Yes. FlowT supports OEM and ODM cooperation for distributors, system integrators, equipment manufacturers, and project buyers. Customization can be discussed for branding, nameplates, packaging, manuals, and product configuration.
Q: Can I request a sample or test unit?
A: Sample or test-unit availability depends on the selected model and project conditions. For demanding small-pipe or low-flow applications, pre-purchase testing can be useful. Send your application data first so FlowT can recommend the correct configuration.
Q: What is the MOQ?
A: MOQ depends on the model, customization level, packaging requirements, and order type. Standard product orders and OEM/ODM orders may have different commercial conditions.
Q: What is the lead time?
A: Lead time depends on product availability, quantity, calibration requirements, customization, and documentation. Project buyers should provide the required delivery date so FlowT can review production and testing requirements before confirming the order.
Q: Can you provide custom packaging?
A: Yes. Custom packaging can be discussed for OEM and distributor orders, including private-label cartons, manuals, labels, and branding materials. Final packaging design, MOQ, and lead time should be confirmed before production.
Q: Can you provide datasheets or test reports?
A: Technical datasheets can be provided for confirmed models. Calibration records and product test reports can also be discussed according to the order and project requirements.
Q: What information is needed for a quotation?
A: Please provide pipe OD or DN, pipe material, wall thickness, liquid, minimum and maximum flow, temperature, required output, quantity, destination country, and project timeline. Installation photos are also helpful for compact OEM equipment.
Q: Are certifications available?
A: Certification depends on the exact product model. Buyers requiring CE, EMC, RoHS, IP verification, or other compliance documents should identify these requirements before ordering.
Q: How do I choose the right model?
A: Send FlowT your pipe size, pipe material, wall thickness, liquid, flow range, temperature, available mounting space, and required output. These details help the technical team evaluate whether clamp-on ultrasonic measurement is suitable for your application.
Not Sure Which Clamp-On Flow Meter Fits Your Small Pipe?
Send FlowT your pipe diameter, wall thickness, pipe material, liquid, and expected flow range. Our team can review the application, identify the information required for model selection, and prepare a technical quotation.
For demanding low-flow applications, include the minimum expected flow and an installation photo so suitability can be evaluated before you place an order.
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