Radar Flowmeter

The radar flow meter, which utilizes microwave technology, is an advanced instrument designed both for measuring water levels and flow velocities. By integrating proven technologies from radar water level meters and radar velocimeters, it is primarily utilized for measuring water levels and flow velocities in open channels, such as rivers, reservoir gates, subterranean river networks, and irrigation channels.

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This innovative product can effectively monitor changes in water levels, velocities, and flows, thus providing accurate flow information for monitoring units.

Advantages

1. The product features a built-in imported 24GHz radar flow meter and a 26GHz radar liquid level gauge, utilizing a CW plane microstrip array antenna. Its non-contact detection capability allows for combined measurement of flow rate, water level, instantaneous flow, and cumulative flow.

2. Equipped with all-weather, high-frequency microwave ranging technology, this meter enables online automatic monitoring without the need for human supervision.

3. The antenna transmission frequency is both flexible and adjustable, enhancing its strong anti-interference ability.

4. Various data communication interfaces including RS-232 / RS-485 can be configured, facilitating easy system integration for users.

5. The construction and installation processes are straightforward. The measurement operation is combined with a sleep mode (around 300mA during normal operation and less than 1mA in sleep mode), promoting energy savings and reduced consumption, making it cost-effective and practical.

6. The non-contact meter does not disrupt the flow state of the water, ensuring accurate measurement data.

7. With an IP67 protection rating, it remains unaffected by changes in climate, temperature, humidity, wind, sediment, and floating objects, making it suitable for high flow rate environments during flood periods.

8. The meter features an anti-condensation, waterproof, and lightning protection design, ensuring compatibility with various outdoor environments.

9. It has a compact design for easy installation and maintenance.

10. As a domestic brand with independent intellectual property rights, it offers localized service response support.

11. The core components come with a test report from the "Huadong Testing Center for Hydrological Instruments".

Technical Data

1.1 Working Condition Parameters

Parameter

Description

Supply Voltage

DC 7 - 24V

Current (12V Power Supply)

Approximately 300mA during normal operation, and less than 1mA in sleep mode.

Working Temperature

-35 - 70 °C

Protection Class

IP67

Emission Frequency

24.000 - 24.250GHz

Communication Interface

RS-232 / RS-485

Communication Protocol

MODBUS-RTU / Customized Protocol / SZY206- "Water Resources Monitoring Data Transmission Protocol"

1.2 Measurement Parameters

Parameter

Description

Velocity Range

0.15 - 15m/s

Velocity Accuracy

±1% FS, ±2.5% of reading

Velocity Resolution

0.01m/s

Distance Range

1.5 - 40m

Distance Accuracy

±1cm

Distance Resolution

1mm

Antenna Beam Angle

Flow Velocity 14 x 32
Water level 11 x 11

Interval Time

1 - min

1.3 Appearance Parameters

Parameter

Description

Flow meter Size (LxWxH)

302×150×156mm

Support Size (LxWxH)

100×100×100mm

Weight

Flow meter + support: 5.8kg

Housing Material

Galvanized, stainless steel sheet

Don't be confused about the difference between radar level and flow meters...

Radar level meters predominantly employ pulse wave or frequency modulated continuous wave technologies. Pulse wave technology determines distance by emitting short microwave pulses and gauging their return time.

On the other hand, frequency modulated continuous wave technology transmits microwaves at varying frequencies, analyzing frequency changes from reflected waves to calculate distances. These methodologies ensure precise measurements even when steam, dust, or low dielectric constant media are present.

Conversely, radar flow meters utilize the Doppler effect principle, whereby flow velocity data is acquired through measuring frequency alterations in reflected signals. Moving fluid particles cause frequency shifts in reflected waves, directly related to fluid velocity.

This principle empowers radar flow meters to measure fluid velocity with high precision, regardless of variations in fluid composition and density. Structurally, radar level meters are typically top-mounted, enabling direct installation atop storage tanks or through a waveguide, thus maintaining equipment cleanliness and reducing environmental interference.

Radar flow meters can also be installed either by inserting directly into the fluid for measurement or non-contact methods, such as being affixed to the pipe's exterior.

In practical scenarios, choosing suitable equipment can greatly enhance production efficiency and cost management. For instance, radar level meters can monitor water levels in urban drainage systems to avert overflows, while radar flow meters can track rainwater discharge rates, ensuring optimal drainage system performance.

With competitive pricing and timely delivery, gallopsensor sincerely hopes to be your trusted supplier and partner.