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Home
Products
Clamp-on Ultrasonic Flowmeter
Wall-Mounted Ultrasonic Flow Meter
Portable Ultrasonic Flow Meter
Ultrasonic Energy Meter
Water Treatment System
HVAC & Building Management System
Food & Beverage
Recirculating Aquaculture System
Clip On Ultrasonic Flow Meter
Insertion Ultrasonic Flowmeter
Residential Water Flowmeter
Cleaning Water System
Agricultural Irrigation
Petrochemical Industry
Data Center
Doppler Ultrasonic Flowmeter
Electromagnetic Flowmeter
Ultrasonic Water Meter
Videos
About Us
Company Profile
Factory Tour
Quality Control
Contact Us
Events
news
Cases
Contact Us
Quality TM602 Ultrasonic Flowmeter For Accurate Irrigation Water Flow Measurement In Pipes factory Video

TM602 Ultrasonic Flowmeter For Accurate Irrigation Water Flow Measurement In Pipes

Flow Range: ±0.1m/s ~ ±5m/s(±0.328ft/s ~ ±16ft/s)

Accuracy: Valued ±2%

Repeatability: 0.40%

Pipe Diameter Range(Optional): OD9.53～OD110

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Quality TM601 Compact Ultrasonic Flow Water Meter factory Video

TM601 Compact Ultrasonic Flow Water Meter

Flow Range: ±0.1m/s ~ ±5m/s(±0.328ft/s ~ ±16ft/s)

Accuracy: Valued ±2%

Repeatability: 0.40%

Pipe Diameter Range(Optional): OD9.53～OD220

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Quality SE509 Separate Ultrasonic Energy Flowmeter For Simple To Use factory

SE509 Separate Ultrasonic Energy Flowmeter For Simple To Use

Flow Range: 0m/s ~ 12m/s(0ft/s ~ ±40ft/s)

Accuracy: Valued ±1.0%

Repeatability: 2.0%

Pipe Diameter Range(Optional): DN25～DN2000

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Quality ST501 Ultrasonic Flowmeter For Chemical Water factory Video

ST501 Ultrasonic Flowmeter For Chemical Water

Velocity Range: 0 ~ ±16ft/s (0 ~ ±5m/s)

Accuracy: ±1.0%

Pipe Size: 1”~48”(25mm~1200mm)

Fluid: Water, Sea Water, Oil, Alcohol...

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Quality ST502 4-20mA Output Ultrasonic Flowmeter factory Video

ST502 4-20mA Output Ultrasonic Flowmeter

Pipe Size: DN25-DN5000

Pipe Material: PVC, Carbon Steel, Stainless Steel...

Liquid: Water, Sea Water, Oil, Alcohol...

Type Of Transducers: Clamp On

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Quality Bi-Directional Portable Ultrasonic Transit-Time Liquid Flow Meter factory Video

Bi-Directional Portable Ultrasonic Transit-Time Liquid Flow Meter

Velocity Range: ±0.03 ~ ±40 Ft/s (±0.01~ ±12 M/s)

Accuracy: ±0.5% Of Measured Value

Repeatability: 0.15%

Linearity: ±0.5%

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Quality M5 Ultrawater Serials Ultrasonic Water Meter DN50 - DN300 factory

M5 Ultrawater Serials Ultrasonic Water Meter DN50 - DN300

Product Name: Ultrasonic Water Meter

Pipe Range: DN50-DN300

Power Supply: DC3.6V(disposable Lithium Batteries) ≥ 15 Years

IP Grade: IP68

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Quality EM6 Electromagnetic Flow Meter DN15 - DN3000 1/2”- 120” factory

EM6 Electromagnetic Flow Meter DN15 - DN3000 1/2”- 120”

Product Name: Electromagnetic Flowmeter

Size: DN15-DN3000(1/2”~120”)

Accuracy: ±0.5% Of Reading,±0.3% And ±0.2% Optional,velocity >0.3 M/s

Power Supply: AC85~250V,DC20V~36V

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About us
Your Professional & Reliable Partner.
Flo-Instruments has been specialized in the field of ultrasonic flow meters, and has over 20 years of relevant engineering and installation experience, covering clamp-on and insertion, wall-mounted and portable. We are keeping focusing on the development of industrial, commercial, and civilian flow measurement technology and the requirements of customers.What make Flo-Instruments unique is that we have made major breakthroughs in many fields, such as water treatment plant, HVAC, building ...
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China Flo-Instruments Co., Ltd HIGH QUALITY
Perfect quality inspection system, strict quality management method and authoritative third-party certification.
China Flo-Instruments Co., Ltd DEVELOPMENT
Committed to ultrasonic flowmeter for more than 20 years and won good praise from whole world customer.
China Flo-Instruments Co., Ltd INDUSTRY
Applied in various fields, such as HVAC, water treatment, aquaculture, building management, food & beverage, data center etc.
China Flo-Instruments Co., Ltd 100% SERVICE
Response in time so as to provide the best after-sale service for all clients.

Quality Clamp-on Ultrasonic Flowmeter & Wall-Mounted Ultrasonic Flow Meter manufacturer

Find Products That Better Meet Your Requirements.
TM601 RS485 ModBus Protocol Ultrasonic Flow Meter Video

TM601 RS485 ModBus Protocol Ultrasonic Flow Meter

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TM602 Separate High Temperature Ultrasonic Flow Meter Video

TM602 Separate High Temperature Ultrasonic Flow Meter

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ST502 Ultrasonic Meter Meter For Easy To Set Up

ST502 Ultrasonic Meter Meter For Easy To Set Up

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Flowmeter ST501 For Water Plant DN25 To DN1200 Pipe Size Video

Flowmeter ST501 For Water Plant DN25 To DN1200 Pipe Size

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PH301 Handheld Ultrasonic Flow Meter For Subsurface Water Measurement Video

PH301 Handheld Ultrasonic Flow Meter For Subsurface Water Measurement

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High Precision High Performance Multi Channel Ultrasonic Flowmeter MU801 Plus

High Precision High Performance Multi Channel Ultrasonic Flowmeter MU801 Plus

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DUF901-EP Doppler Portable Ultrasonic Flow Meter For Waste Water Treatment Plant

DUF901-EP Doppler Portable Ultrasonic Flow Meter For Waste Water Treatment Plant

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EM7 Electromagnetic Flow Meter For Water Circulatory System

EM7 Electromagnetic Flow Meter For Water Circulatory System

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Cases & News
The Latest Hot Spots.
Summer Cooling Season: How Ultrasonic Flow Meters Support HVAC System Efficiency
During the hot summer season, HVAC and air conditioning systems operate under continuous demand to maintain comfortable indoor environments.   For chilled water and cooling systems, accurate flow measurement plays an important role in monitoring system performance, improving energy efficiency, and ensuring stable operation.   Ultrasonic flow meters provide a non-invasive measurement solution without pipe cutting or system shutdown. With clamp-on installation, they are widely used in HVAC systems for flow monitoring, system balancing, and energy management.   By combining reliable flow measurement with easy installation, ultrasonic technology helps building operators and engineers optimize cooling performance and reduce unnecessary energy consumption.   Flo-Instruments provides ultrasonic flow and energy measurement solutions for HVAC, building services, and industrial applications worldwide.
Latest company case about Summer Cooling Season: How Ultrasonic Flow Meters Support HVAC System Efficiency
TM601 Ultrasonic Flow Meters Integrated into Solar-Powered LoRa Remote Monitoring System in Ecuador
A customer in Ecuador recently implemented a remote flow monitoring project using our TM601 clamp-on ultrasonic flow meters.   The project was designed to monitor multiple flow measurement points distributed across different locations. To achieve centralized data management while minimizing cabling costs, the customer adopted a wireless communication architecture based on LoRa technology.   Seven TM601 ultrasonic flow meters were installed at various measurement points ranging from DN15 to DN50 pipelines. Each flow meter communicates through RS485 Modbus RTU to a local control unit. The collected flow data is then transmitted via LoRa wireless links to the central monitoring station.   To ensure reliable operation in remote areas, the system is powered by solar energy, providing an energy-efficient and maintenance-friendly solution.   System Features TM601 Clamp-on Ultrasonic Flow Meter Pipeline Sizes: DN15 – DN50 Communication: RS485 Modbus RTU Wireless Transmission: LoRa Network Centralized Monitoring via Modbus TCP Solar-Powered Remote Stations Multi-Point Flow Data Collection Figure 1. System architecture of the Ecuador remote flow monitoring project integrating TM601 ultrasonic flow meters, LoRa wireless communication, solar-powered stations, and centralized monitoring.   Project Benefits   By combining TM601 ultrasonic flow meters with LoRa wireless communication and solar-powered control stations, the customer successfully established a distributed flow monitoring network.   The system enables:   Real-time monitoring of multiple flow points Reduced installation and cabling costs Flexible deployment in remote locations Centralized data acquisition and management Improved operational visibility and efficiency   This project demonstrates how TM601 ultrasonic flow meters can be seamlessly integrated into modern IoT and SCADA systems for remote industrial and utility applications.
Latest company case about TM601 Ultrasonic Flow Meters Integrated into Solar-Powered LoRa Remote Monitoring System in Ecuador
Dragon Boat Festival 2026: Honoring Tradition and Sharing Good Wishes
As the Dragon Boat Festival arrives, we would like to extend our warmest wishes to our customers, partners, and friends around the world.   May this special festival bring you good health, happiness, and success.   Thank you for your continued trust and support.

2026

06/19

Labor Day Holiday Notice
Dear Valued Customers, Greetings! Thank you for your continued support and trust in Flo-Instruments Co., Ltd. Please kindly note our Labor Day holiday schedule as below: Holiday Period:May 1st, 2026 – May 5th, 2026 Back to Work:May 6th, 2026 During the holiday, if you have any urgent inquiries, please feel free to contact us by email and we will reply as soon as possible. Thank you for your understanding and support. Wish you a happy holiday! Flo-Instruments Co., Ltd.

2026

05/01

Qingming Festival – Enjoy the Freshness of Spring
Qingming Festival – Enjoy the Freshness of Spring     Please be informed that Flo-Instruments will be closed for the Qingming Festival holiday on April 6th, 2026 (Monday) for one day.   Business operations will resume on the next working day. Thank you for your understanding and support.

2026

04/05

Flo-Instruments Co., Ltd
Products

Clamp-on Ultrasonic Flowmeter

Wall-Mounted Ultrasonic Flow Meter

Portable Ultrasonic Flow Meter

Ultrasonic Energy Meter

Water Treatment System

HVAC & Building Management System

Food & Beverage

sales@flo-instruments.com 86-0755-28285391
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