ADCPs - Acoustic Doppler Current Profilers

Aquadopp Profiler 2 MHz ADCP

The Aquadopp Profiler is a highly versatile Acoustic Doppler Current Profiler (ADCP) available in four profiling range options, from < 1 m to > 85 m.

Nortek

Rud, NO

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Description

Provides high quality accurate and unbiased data, and has the classical advantages of acoustic Doppler systems, including insensitivity to biofouling.
An inexpensive tool for shallow water measurements on time scales larger than 1 second and gives you speed and direction in up to 128 different layers of the water column.

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Specifications

General: Year of last update

2012

Width [m]

0.075

Height [m]

0.628

Weight in air [kg]

3.4

Weight in water [kg]

0.2

Min. operating power [V]

9

Max. operating power [V]

15

Max. operating depth [m]

300

Max. battery lifetime [days]

180

True Bottom Tracking Capability

N

Other specifications: Real-time interfacing

Yes

Min. external power [Voltage]

9

Max. external power [Voltage]

54

External battery container

Y

Data acquisition software and processing software

Aquapro and Surge

Auxiliary Sensors: Conductivity

Y

Oxygen

Y

Turbidity

Y

Tides

Y

Waves

Y

Pressure

Y

Deployment method: Moving vessel

N

Bottom mount

Y

Inline string mooring

Y

Data Buoy

Y

Marine structures

Y

Doppler Current Profiler: Center working frequency [kHz]

400-600, 1-2MHz

Max. typical profiling range [m]

90

Number of beams

3

Nadir angle [deg]

25

Max. Number of cells per beam

128

Min. blanking distance [m]

0.05

Lost data at far boundary [%]

50

Max. ping rate [Hz]

1

Min. cell size [m]

0.1

Max. cell size [m]

8

Max. velocity [m/s]

10

Speed dependent uncertainty: horizontal [%]

1

Speed independent uncertainty: horizontal [cm/s]

0.5

Surface reference capability

N

Surface current measurement

Y

Compensation for sound speed

Y

Single ping rejection of outliers

N

Standard Sensors: Temperature: min [°C]

-4

Temperature: max. [°C]

30

Temperature: uncertainty [°C]

0.1

Tilt: max. [deg]

30

Tilt: uncertainty [deg]

0.2

Compass type

Magnetic