Portable ultrasonic open channel flowmeter

1、 Product Introduction:

Portable ultrasonic open channel flowmeterIt is a high-precision measuring instrument designed specifically for hydrological monitoring, river flow monitoring, agricultural irrigation, and municipal water supply and drainage industries. It adopts ultrasonic technology and a special low-power design scheme, combined with full digital signal processing technology, to ensure the stability and reliability of the measurement. This device has a wide measurement range and high measurement accuracy, supporting real-time data display, data recording, export, and printing functions. It is easy to operate and has high accuracy, making it very suitable for situations that require frequent movement for measurement. Meanwhile,Portable ultrasonic open channel flowmeterAccording to the JJG711-1990 verification regulations and with reference to the relevant requirements for flow monitoring units in HJ353-2019, HJ354-2019, HJ355-2019, and HJ15-2019, a comparative acceptance was conducted to ensure its applicability and accuracy in fields such as water conservancy engineering, environmental monitoring, and agricultural irrigation.

2、 Application scope:

Water conservancy engineering department: monitoring the water flow velocity and flow rate of rivers, channels, and reservoirs;

Environmental protection departments, water quality monitoring stations, and related environmental protection enterprises: use such equipment to monitor the flow rate and volume of urban drainage systems and industrial wastewater discharge;

Third party testing agency: on-site calibration and comparison of online open channel flowmeter equipment;

3、 Execution standards:

JJG711-1990 "Flow Meter for Open Channel Weir Trough";

HJ15-2019 "Technical Requirements and Testing Methods for Ultrasonic Open Channel Sewage Flowmeters";

HJ353-2019 Technical Specification for Installation of Online Monitoring System for Water Pollution Sources (CODCr, NH3-N, etc.);

HJ354-2019 "Technical Specification for Acceptance of Online Monitoring System for Water Pollution Sources (CODCr, NH3-N, etc.)";

HJ355-2019 "Technical Specification for Operation of Online Monitoring System for Water Pollution Sources (CODCr, NH3-N, etc.)";

4、 Product features:

1. Suitable for four types of weirs: triangular weirs, rectangular weirs, equal width weirs, and Bacher troughs;

2. High precision signal acquisition module, combined with filtering algorithm, ensures accurate measurement data;

3. 7-inch color LCD display screen, touch guided operation, easy operation process;

4. Using high-performance data processors to quickly process data;

5. With curve display, the trend of liquid level and flow rate changes can be visually viewed during measurement;

6. The instrument comes with a micro thermal printer that can print measurement reports on site;

7. Large capacity data storage, capable of storing 10000 historical measurement data;

8. The data can be directly exported to a USB flash drive for users to perform statistical analysis on the data;

9. Equipped with a large capacity lithium battery, it can measure continuously for 48 hours on a single charge;

10. Handheld box design, lightweight and convenient for users to carry, with a waterproof rating of IP65.

11. Standard GPS positioning function, can also be customized with Beidou positioning or other positioning functions;

12. Equipped with WIFI connection function, supporting remote OTA upgrade program;

13. Power on password entry, effectively protecting measurement comparison data and results;

5、 Technical parameters

1. Flow measurement range: 0~40m3/s;

2. Liquid level measurement range: 10cm~1m;

3. Flow measurement error: ≤± 1%;

4. Liquid level measurement error: ± 0.5mm;

5. Built in battery specification: 12.6V/4.8Ah, standby time>48 hours;

6. External charger specification: 12.6V/2A;

7. Data output method: USB;

8. Data printing: Built in thermal printer;

9. Positioning method: standard GPS positioning;

10. Working environment temperature: -20~50 ℃

11. Host size: 274 * 225 * 113mm;

12. Tripod size: 700 * 200 * 130mm;

13. Whole machine weight: 6.6kg (including tripod and sensor);

14. Packaging box size and weight: (mother and child parts) Bracket package: 830 * 170 * 250mm 4.5kg Machine: 320 * 170 * 275mm 3kg