Doppler Ultrasonic Flowmeter
The Doppler Ultrasonic Flowmeter is an instrument designed for measuring the flow velocity and flow rate of water in natural water areas, channels and...
Key Features
Performance Metrics
| Reverse Flow Velocity Accuracy | ≤1.0%±1cm/s |
| Reliability: MTBF | >25000h |
| Reverse Flow Velocity Range (Optional) | -6.000m/s~-0.021m/s |
| Output Signal | Modbus RS485 |
Key Features
The Doppler Ultrasonic Flowmeter is an intrinsically safe and explosion-proof instrument designed for accurate flow velocity and flow rate measurement in rivers, open channels, and pipelines. Utilizing advanced ultrasonic detection technology, this flowmeter delivers high accuracy, excellent stability, and minimal susceptibility to environmental factors, making it a top choice for both online monitoring and portable measurement applications.
Core Advantages of the Doppler Flowmeter
The Doppler Ultrasonic Flowmeter stands out with its intrinsically safe and explosion-proof certification, ensuring safe operation in hazardous environments. Its compact, streamlined design presents a minimal flow-facing area, causing negligible disturbance to the flow regime in pipes or open channels.
Engineered for reliability, this device features an all-electronic configuration with no moving mechanical parts. This design eliminates common issues like sediment blockage or debris entanglement, drastically reducing maintenance needs and ensuring high operational reliability for long-term flow measurement.
Key Features and Measurement Performance
High Accuracy & Stability
The instrument provides accurate and stable flow measurement with superior anti-interference capability, ensuring consistent data in varying conditions.
Versatile Application Range
Suitable for diverse water environments, from clean tap water to high-sediment water like that found in the Yellow River.
Convenient Data Communication
Supports the Modbus communication protocol via an RS485 bus for seamless integration into SCADA and monitoring systems.
Robust & Low Power Design
Features wide-voltage power supply support, low power consumption, and contains zero mechanical components for maximum durability.
Detailed Technical Specifications
The Doppler Ultrasonic Flowmeter is built to precise technical standards, ensuring reliable performance in demanding measurement scenarios. Key specifications include high-resolution temperature measurement and configurable compensation functions to adapt to specific site conditions.
| Parameter | Specification |
|---|---|
| Temperature Resolution | 0.001℃ |
| Temperature Accuracy | ±0.5℃ |
| Compensation Functions | Configurable flow velocity & pressure compensation |
| Housing Material | ABS or Aluminum Alloy |
| Protection Grade | IP68 |
| Corrosion Resistance Grade | Grade 10 |
| EMC - ESD Immunity | Grade 3 |
| EMC - Surge (Impact) Immunity | Grade 4 |
Robust Construction and Application Scenarios
Built with durability in mind, the flowmeter housing is available in robust ABS or aluminum alloy materials. Combined with an IP68 protection rating and a corrosion resistance grade of 10, it is perfectly suited for long-term immersion and operation in harsh outdoor or industrial environments.
Its high electromagnetic compatibility (EMC) ratings, including Grade 3 for Electrostatic Discharge and Grade 4 for Surge Immunity, ensure stable signal transmission and measurement integrity even in electrically noisy settings.
The versatile application scope of this Doppler flow meter makes it ideal for water resource management, industrial process monitoring, and environmental discharge measurement across a wide spectrum of water qualities.
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