No wiring
Compact size
LCD color display
Low power dissipation
LoRaWAN communication protocol is available
Screen display can be rotated in four directions
No need to break the pipe,simply clip on and measure
Long transmission distance,Strong anti-interference ability
Product Parameter
Body Parameters
Transmitter Dimension

Meter Wiring
|
Pipe Diameter Comparison Table Unit:mm |
|||||||||
|
Model |
Nominal |
W |
W1 |
L |
L1 |
L2 |
H |
H1 |
Ø |
|
GFR |
DN15 |
42 |
42 |
96 |
110 |
120.5 |
63 |
68.8 |
22.5 |
|
DN20 |
42 |
59.5 |
96 |
110 |
120.5 |
69.5 |
75.3 |
29 |
|
|
DN25 |
42 |
59.5 |
96 |
110 |
120.5 |
76 |
81.8 |
35.5 |
|
|
DN32 |
42 |
64.5 |
96 |
110 |
120.5 |
83 |
88.8 |
42.5 |
|
|
DN40 |
42 |
76.5 |
96 |
110 |
120.5 |
95 |
100.8 |
54.5 |
|
|
DN50 |
42 |
85.5 |
96 |
110 |
120.5 |
104 |
109.8 |
63.5 |
|

Appearance


Technical Parameters
|
Performance Index |
|
|
Flow velocity |
0.03~5m/s |
|
Pipe Size |
DN15,DN20,DN25,DN32,DN40,DN50 |
|
Measured medium |
Water |
|
Pipe Material |
Stainless Steel / PVC / Copper / PPR |
|
Accuracy level |
±2.0%, (0.3m/s ~5m/s) |
|
Temperature |
Transmitter: 14℉ to 122℉ ( -10℃ ~ 50℃ ) Transducer: 32℉ to 140℉ ( 0℃ ~ 60℃ ) |
|
Functional Index |
|
|
Communication interface |
RS485, FUJI or MODBUS Protocol,LoRa |
|
Power supply |
10~36VDC/500mA |
|
Key |
3 touch keys |
|
Display screen |
1.54"LCD Colorful Screen,Resolution 240*240 |
|
Humidity |
Relative humidity 0~99%, No condensation |
|
|
|
Product Applications
Applications:Outdoor Circulating Cooling Tower Application,ColdPlate Technology,
Cabinet-type and platform-type CDU applications,Immersion Technology, Freezer Liquid System,etc.



The GFR ultrasonic flowmeter is an ideal solution for monitoring the water flow in liquid cooling systems for freezer cabinets. Its non-invasive clamp-on installation ensures that there is no disruption to the existing system, making it perfect for retrofit applications in commercial refrigeration. The device's ability to measure flow rates with high accuracy helps maintain optimal cooling performance, preventing spoilage and extending the shelf life of perishable goods. The real-time data provided by the GFR flowmeter can be integrated with temperature sensors to create a comprehensive thermal management system, ensuring consistent and efficient operation of the freezer cabinets. Additionally, the GFR's robust design and strong anti-interference capability ensure reliable performance even in the harsh conditions often found in commercial kitchens and storage facilities.
Product Qualification
For more than three decades, Gentos has been at the forefront of manufacturing top-notch, competitively priced ultrasonic flow meters, earning a reputation for excellence. We are industry leaders in innovation and eco-friendly products, striving to elevate industry standards while keeping costs reasonable.
As our product line continues to evolve, we remain committed to enhancing functionality and pushing the boundaries of quality and performance. Throughout the process of designing new products, we actively seek input from our valued customers, recognizing their invaluable contributions in shaping our success. It is through this collaborative approach that we have carved out a distinctive position in an industry that demands a seamless fusion of safety and performance.
Company environment display:



Certificate display:



Deliver, Shipping, and Serving
Direct support:

Quick Response:

Fast delivery:

Shipping
Nurturing seamless customer experiences, Gentos has implemented an expedited delivery system, ensuring prompt product acquisition. Effortlessly, Gentos expedites order processing and swift product dispatch within an efficient 2 to 3-day window. Featuring an extensive selection of transportation and express delivery options, Gentos caters to the unique preferences of each customer.
FAQ
1)Q1: What is the primary purpose of the GFR ultrasonic flowmeter?
A1: The primary purpose of the GFR ultrasonic flowmeter is to manage and monitor the flow rate in a liquid cooling system using sensor data for precise temperature control, ensuring stable operation of equipment with high chip power consumption.
2)Q2: What are the key advantages of the GFR ultrasonic flowmeter mentioned in the catalog?
A2: The key advantages of the GFR ultrasonic flowmeter include its compact size, ease of installation with an external clamp design that avoids fluid contact, a rotatable LCD color display, no wiring needed, long transmission distance, strong anti-interference ability, low power dissipation, and the availability of the LoRaWAN communication protocol.
3) Q3: What is the scope of application for the GFR ultrasonic flowmeter?
A3: The GFR ultrasonic flowmeter is used in applications such as outdoor circulating cooling towers, cabinet-type and platform-type CDU applications, cold plate technology, immersion technology, and various pipe materials like stainless steel, copper, PVC, and PPR.
4) Q4: What is the working principle of the GFR ultrasonic flowmeter?
A4: The working principle of the GFR ultrasonic flowmeter is based on ultrasonic transit time measurement. It measures the difference in transmission times of an ultrasonic signal in both downstream and upstream directions to determine the flow rate of the fluid. The average flow rate is calculated considering the flow velocity distribution across the pipe's cross-section.
5) Q5: How is the accuracy of the GFR ultrasonic flowmeter specified, and what factors might affect it?
A5: The accuracy of the GFR ultrasonic flowmeter is specified as 2.0% for a velocity range of 0.3m/s to 5.0m/s (Standard). Factors that may affect the accuracy include the type of pipeline used, the type of fluid being measured, and temperature variations.
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