Gentos F3R Flowmeter with LoRa version




F3R Clip-on Ultrasonic Flowmeter With LoRa Communication For Reverse Osmosis Technology

LoRa Ultrasonic Flowmeter F3R, Helping Reverse Osmosis Technology

Reverse Osmosis
Pipe size range: DN20-DN80
Output: RS485, LoRaWAN communication
Screen display in 4 direction rotation
LCD color display screen

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The Sensor measures: Water Flow

The reverse osmosis (RO) is a water purification technology that is used in cleaning chips.
It is a process that involves the removal of impurities from water by the application og pressure to force the water molecules through a semipermeable membrane.

Reverse Osmosis technologies offer several advantages in cleaning chips. It provides a high level of purification, removing a wide range of contaminants that could potentially affect the quality of the chips. It is also a reliable and efficient method, capable of producing large quantities of purified water. Additionally, RO systems can be customized and integrated into chip manufacturing processes to meet specific requirements.

Overall, this reverse osmosis technology plays a crucial role in ensuring the cleanliness and purity of the cleaning solutions used in chip manufacturing, contributing to the production of high-quality and reliable electronic chips.

Performance specifications

Flow range

0.1~16ft/s (0.03~5.0m/s)


±2 % of measured value



Pipe Size


Function specifications


Analog output: RS485; FUJI or MODBUS Protocol

LoRa Communication

Maximum Transmit Power: 22dBm


LoRaWAN communication protocol is available

Power Supply



4 touch keys

Display Screen

1.44” LCD color screen; resolution: 128*128


Transmitter: -10℃~50℃

Transducer: 0℃~60℃


0 to 99% RH,non-condensing

Physical specifications




Clamp on


Ø5 Six-core cable, standard length: 2m

Flow Rate Measurement

Process Optimization

Leakage Detection

In the context of reverse osmosis technology, ultrasonic flow meters can be used for monitoring and controlling the flow rate of water in the RO system. Here's how they are related:

Flow Rate Measurement: Ultrasonic flow meters can be installed in the feed water line of a reverse osmosis system to measure the flow rate of water entering the system. This information is crucial for monitoring the performance and efficiency of the RO process.

Process Optimization: By accurately measuring the flow rate, ultrasonic flow meters can help optimize the operation of the reverse osmosis system. Flow rate data can be used to adjust pressure, control valves, and maintain the desired flow conditions for efficient water treatment.

Leakage Detection: Ultrasonic flow meters can also be used to detect leaks in the reverse osmosis system. By comparing the flow rate at the input and output of the RO system, any significant difference can indicate a potential leak, allowing for timely repairs and preventing water wastage.

Overall, ultrasonic flow meters play a role in monitoring and controlling the flow rate of water in reverse osmosis systems, contributing to the efficient operation and maintenance of these water treatment processes.

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