Guangzhou Shangguang Environmental Protection Technology Co., Ltd
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SL real-time online acoustic Doppler measurement instrument
The Gold Rush SL flow meter adopts the principle of acoustic Doppler to accurately measure the horizontal two-dimensional flow velocity and water leve
Product details

Technical parameters:

SL3000

SL1500

SL500

measuring range

0.1-5 meters

0.2-20 meters

1.5-120 meters

Minimum river width

0.75 meters

1.5 meters

6.5 meters

Acoustic indicators
Horizontal beam pointing angle
Vertical beam pointing angle
Sidelobe suppression


1.4°
1.4°
>60dB


1.4°
2.9°
>60dB


1.4°
3.8°
>60dB

High precision PowerPing

Not Applicable

SonTek compass/inclinometer

Not Applicable

Water level
measuring range
Accuracy

Accuracy of pressure sensor
spectrum


0.1-5 meters
Depth<3 meters: ± 0.3 centimeters;
Depth ≥ 3 meters: ± 0.1%
Not Applicable
Not Applicable


0.15-10 meters
Depth<3 meters: ± 0.3 centimeters;
Depth ≥ 3 meters: ± 0.1%
0.25%
optional


0.2-18 meters
Depth<6 meters: ± 0.6 centimeters;
Depth ≥ 6 meters: ± 0.1%
0.25%
optional

power supply
Input
power waste


7-15V DC
0.5-0.7 watts


7-15V DC
0.5-0.7 watts


7-15V DC
0.5-1.0 watt

Physical parameters
Weight in the air
Weight in water
Pressure resistance (maximum water depth)
Installation board size


1.2 kilograms
0.3 kilograms
30 meters
28 x 25 x 1 cm


2.4 kilograms
0.2 kilograms
30 meters
Integrated installation


6 kilograms
1.1 kilograms
30 meters
33.5 × 22.9 × 1.5 centimeters

The actual maximum measurable profile depth varies with the specific conditions of the measured profile
Beam pointing angle refers to the angle at half power (-3dB)
The sidelobe suppression function greatly improves the requirement of maximum measurement distance for water depth in shallow water channel testing
PowerPing is translated as Enhanced Bang in Chinese

The power consumption will vary with the switch of PowerPing function and real-time traffic display function



velocity of flow
Transducer: Two horizontal beams, 25 ° tilt angle
Measurement range: ± 6 meters per second
Resolution: 0.1 cm/s
Accuracy: ± 1% of measured flow rate, ± 0.5 cm/s


communication
RS-232 and SDI-12 power/communication cables (standard 10 meters, can be ordered up to 100 meters in length if needed)
ViewArgonaut software is used for parameter setting, data acquisition, and data post-processing
SonUtils PDA software is suitable for handheld computers


environment

Working temperature: -5 ℃ to 60 ℃

Storage temperature: -10 ℃ to 70 ℃


Standard configuration

Vertical beam transducer for water level measurement
Multi layer flow; Flow velocity profile (editable, up to 10 equidistant flow layers)

An independent flow velocity measurement unit, which not only

The size can differ from 10 flow layers, and users can also choose the size of the measurement unit within the instrument measurement (sampling) range. This unit is suitable for calculating flow or other special functions

Flow assessment and output, including total water volume

FlowPack traffic processing software
4MB memory (capable of storing over 200000 samples)

Temperature sensor (resolution: 0.01 ℃; accuracy: ± 0.1 ℃)


Optional configuration

Real time traffic display

External battery compartment for self-contained operation (500 watt hours)

Spectral output (only applicable to SL500 and SL1500)

Analog signal output module (4-20mA or 0-5V)
Modbus Output Module (MIM)
RS422 output, capable of connecting cables up to 1500 meters in length

Installation bracket for river channel
YSI ECONET satellite or radio telemetry



Main features:

Applying advanced acoustic Doppler profiling flow measurement technology today

Built in flow calculation program, directly outputs flow and water volume, realizing unmanned real-time online and remote flow reporting

Using an acoustic transducer to measure water level with an accuracy of ± 0.003 meters, it is stable for a long time and not affected by changes in atmospheric pressure

Multi layer velocity profile

High precision PowerPing sampling

Accuracy is not affected by the attachment of aquatic organisms
FlowPack traffic processing software

Easy to install, easy to operate, and easy to maintain

No need for manual settings, automatically adapting to different flow rate ranges, making it the best choice for fixed flow measurement

Widely used by the United States Geological Survey (USGS), with hundreds of units installed and in use

Hundreds of domestic environmental protection systems and hydrological systems have been installed and used

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Successful operation!

Successful operation!

Successful operation!