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Frequency 12 kHz, Range 0-6000 m

 

Four beams, temperature sensor, magnetic compass, Range 110 m, accuracy of velocity measurements 0.5%, +/- 0.5 mm/s, precision 0.1 mm/s, Frequency 1 Hz,  Temperature Range -5 – 45 C.

 

2 temperature sensors (SBE3, accuracy 0.001 C, range -2 – 35 C), 2 conductivity sensors (SBE4C, accuracy 0.0003 S/m, range 0-7 S/m), pressure sensor (0-6000 db), dissolved oxygen sensor (SBE43, thermocompensation, sensitivity threshold 120%, initial accuracy 2% of the saturation level, range 0-7000 m), optic turbidity sensor (light wave length 880 nm, sensitivity/range). Frequency of measurements 24 Hz.

 

300 baud modem interface, NMEA Interface, A/D converter for a Surface PAR light sensor, Tape recorder interface, Remote output, Audible alarm, RS-232 Serial Data Uplink interface.

 

 

Dimensions: Diameter 991-1550 mm, Height 1201-1786 mm, Weight 68-199 kg (dimensions and weight depend on plastic bottles equipped), Pylon connectors SBE9p, SBE19p, SBE25, SBE17p).

 

Primary frequency (PHF) about 36 kHz (band 30 – 42 kHz)

PHF source level >245 dB//μPa re 1m

Secondary low frequencies (SLF) 2, 3, 4, 5, 6, 7 kHz (centre frequency, user selectable)

SLF pulse width 0.15 – 5 ms (user selectable)

SLF pulse type Ricker, CW, LFM (chirp)

SLF full band 1 – 11 kHz

Beam width (-3dB) about ±1.5° for all frequencies (footprint <5.5% of water depth)

Water depth range 5 – 6,000 m

Sediment penetration up to 150 m (depending on sediment type and noise)

Layer resolution up to 12 cm

Pulse rate up to 40 pings/s (multi ping, burst ping available)

Heave / Roll / Pitch compensation yes / yes / option (depending on external sensor data)

Data acquisition 24 bit / 48kHz full waveform data

External sensor interfaces HRP sensor, GPS, Depth

Bottom detection internal (HF and LF data) or external depth

Power supply 100-240 V AC / 50-60 Hz

Power consumption <1,200 W

 

 

 

Automatic weather station  AWS 2700, real-time recording, pressure sensor, temperature sensor, humidity sensor, wind speed and direction sensor

 

Metrohm Titrino Basic 794 Automatic Potentiometric Titrator RS232 interface, remote control and keyboard,  microprocessor control for monotonous and dynamic titration

 

Water Profiling – Long Range Mode

Frequency Vertical Resolution Cell Size (m) 3 Max Range (m) 1 Precision (cm/s) 2

38k Hz                 16                         800-1000            30

                             24                         800-1000            23

 

Water Profiling – High Precision Mode

Frequency Vertical Resolution Cell Size (m) 3 Max Range (m) 1 Precision (cm/s) 2

38kHz                  16                          520-730             12

                             24                          600-730               9

 

Profile Parameters

Velocity Long Term Accuracy: ±1.0% ±0.5 cm/s

Velocity Range: -Default setup 22 knots (combined water and vessel speed)

Number of Depth Cells: 1 to 128

 

Water Profile Maximum Ping Rate

Frequency (kHz) Ping Rate (Hz)1

38                               0.5

 

Bottom Track Specifications

Nominal Bottom Track Altitude

Frequency (kHz) Altitude (m)

38                            1,500

Bottom Track Precision: <2 cm/s

Bottom Track Velocity Accuracy: +/-1% 0.5cm/sec

Bottom Track Range Accuracy: <+/-2%*

 

Echo Intensity Profile

Dynamic Range: 80dB

Precision: ±1.5dB

Relative Accuracy: 2.5 dB RMS

Scale Factor: 0.46 dB/count

 

Transducer and Hardware Specifications

Beam angle: 30°

Configuration: 4 beam, Janus

Communications: RS-422 or RS-232 Hex-ASCII or binary at 1200 to 115,200 baud

 

Internal Sensors

Temperature (mounted on transducer)

Range: -5 to 45°C

Precision: <0.1°C

Resolution: 0.027°C

Accuracy: ±0.4°C

 

Tilt

Range: ±20°

Accuracy: ±1.0°

Precision: <0.1°

Resolution: 0.1°

Compass (fluxgate type)

Accuracy:

Precision: <0.1°

Resolution: 0.1°

Maximum tilt: ±15°

Range 0-1200 m, minimal depth of measurements 40 m

Narrow Band, Broad Band