Obsolete awac images AWAC 400k Hz
Obsolete awac images AWAC 400k Hz

Oceanography

AWAC - 400 kHz - Obsolete

Overview

This version of the AWAC is no longer available.

Please see the AWAC 2.

This version of the AWAC remains functional and supported. Please visit our support center if you require assistance.

  • Currents
  • Waves

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Maximum profiling range

100 m

Cell size

1.0-8.0 m

Number of cells

Typical 20-40, max. 128

Velocity range

±10 m/s horizontal, ±5 m/s along beam

Accuracy

±1% of measured value ±0.5 cm/s

Velocity precision

Consult instrument software

Maximum output rate

1 Hz

Internal sampling rate

2 Hz

Sampling

Same as velocity

Resolution

0.45 dB

Dynamic range

90 dB

Transducer acoustic frequency

400 kHz, 600 kHz for vertical beam

Number of beams

3 beams 120° apart, one vertical beam, (90° apart, one at 5° for platform mount)

Beam width

1.2° (2.4° total)

Beam width vertical beam

1.7° total

Maximum depth

100 m

Data types

Pressure, one velocity along each beam, AST

Sampling rate velocity (output)

0.75 Hz

Sampling rate AST (output)

1.5 Hz

No. of samples per burst

512, 1024 or 2048

Range

-15 to 15 m

Accuracy/resolution (Hs)

< 1% of measured value / 1 cm

Accuracy/resolution (Dir)

2° / 0.1°

Period range

1-50 s

Cut-off period (Hs)

20 m depth: 0.9 sec, 60 m depth: 1.5 sec, 100 m depth: 2 sec

Cut-off period (dir)

20 m depth: 3.1 sec, 60 m depth: 5.5 sec, 100 m depth: 7.1 sec

Temperature:

Thermistor embedded in housing

Temp. range

-4 to +40 °C

Temp. accuracy/resolution

0.1 °C/0.01 °C

Temp. time response

< 5 min

Compass:

Magnetoresistive

Accuracy/resolution

2°/0.1° for tilt < 15°

Tilt:

Liquid level

Accuracy/resolution

0.2°/0.1°

Maximum tilt

30°, AST requires < 10° instrument tilt

Up or Down

Automatic detect

Pressure:

Piezoresistive

Range

100 m

Accuracy

0.5% of full scale (optional 0.1% of full scale)

Resolution

0.005% of full scale

No. of channels

2

Supply voltage to analog output devices

Three options selectable through firmware commands: 1) Battery voltage/500 mA, 2) +5 V/250 mA, 3)+12 V/100 mA

Voltage input

0-5 V

Resolution

16-bit A/D

Capacity

9 MB standard, 4/16 GB (ProLog)

Profile record

Ncells*9 + 120 bytes

Wave record

Nsamples*24 + 1k bytes

Mode

Stop when full (default and Prolog) or wrap mode

Accuracy

±1 min/year

Backup in absence of power

1 year

I/O

RS-232 or RS-422. Software supports most commercially available USB– RS-232 converters

Communication baud rate

300-115200 Bd

Recorder download baud rate

600/1200 kBd for both RS-232 and RS-422

User control

Handled via ”AWAC AST” software, or ActiveX®controls. ”Seastate” for online systems

Output formats

NMEA, Binary. Prolog provides same types also for processed wave and current data

Bulkhead

MCBH-2-FS, MCBH-8-FS, optional Souriau M-series metal connector for online use

Cable

PMCIL-8-MP on 10 m polyurethane cable

Functions

Deployment planning, instrument configuration, data retrieval and conversion (for Windows®)

DC input

9-18 V DC

Maximum peak current

3 A

Avg. power consumption

0.23 W

Sleep current

< 100 μA

Transmit Power

1-30 W, 3 adjustable levels

Operating temperature

-4 to +40 °C

Storage temperature

-20 to +60 °C

Shock and vibration

IEC 721-3-2

EMC approval

IEC 61000

Depth rating

300 m

Standard model

Delrin® and polyurethane plastics with titanium screws

Maximum diameter

306 mm

Maximum length

203 mm

Weight in air

7.3 kg

Weight in water

3.6 kg

Polyurethane jacket, Shore D hardness, 13 mm in diameter, max 2 km. Inquire for longer cables

AWAC 400KHz General Arrangement - NGA009-003 Rev.-

Declaration of conformity

AWAC 400 kHz, four beams

Symmetrical transducer orientation

9 MB of memory on motherboard (M8)

4 GB SD card data logger

16 GB SD card data logger

ProLog with wave processing

Pressure sensor, 0-10 m

Pressure sensor, 0-20 m

Pressure sensor, 0-20m, accuracy 0,1% of FS

Pressure sensor, 0-30 m

Pressure sensor, 0-50 m

Pressure sensor, 0-50m, accuracy 0,1% of FS

Pressure sensor, 0-100 m

Pressure sensor, 0-100m, accuracy 0,1% of FS

Pressure sensor, 0-200m

10m RS232 polyurethane cable with 8-pin inline connector and USB converter

20m RS232 polyurethane cable with 8-pin inline connector and USB converter

30m RS232 polyurethane cable with 8-pin inline connector and USB converter

40m RS232 polyurethane cable with 8-pin inline connector and USB converter

50m RS232 polyurethane cable with 8-pin inline connector and USB converter

10m RS422 polyurethane cable with 8-pin inline connector and USB converter

20m RS422 polyurethane cable with 8-pin inline connector and USB converter

30m RS422 polyurethane cable with 8-pin inline connector and USB converter

40m RS422 polyurethane cable with 8-pin inline connector and USB converter

50m RS422 polyurethane cable with 8-pin inline connector and USB converter

Compass and tilt sensor

Without compass and tilt sensor

Deployment planning, execution and recovery

Deployment planning, execution and recovery

New features, fixes and functionality

Note. Firmware for legacy systems (pre April 2008) with version numbers starting with 0. or 1.

New features, fixes and functionality

Note. Firmware for legacy systems (pre April 2008) with version numbers starting with 0. or 1.

New features, fixes and functionality

Display of profiler data. Can be used in combination with Prof2NDP

Data conversion

Processing of waves

Data processing and ready-to-print reporting software. Request quote for license

Wave and current profile data visualization and processing software for online applications. Request quote for license

Analysis and processing of currents and directional waves. Request quote for license

Analysis and processing of current profiles. Request quote for license

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