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OCEAN SEVEN 310 CTD

Idronaut
Via Monte Amiata, 10
20861 BRUGHERIO (MB)
Italy

Specifications

  • Year of initial development
    2017
  • Weight in air [kg]
    3.3
  • Diameter [mm]
    75
  • Length [mm]
    660
  • Max. cable length [m]
    12000
  • Weight in water {kg}
    1.7
  • Housing material
    Various versions: AISI316L diam. 48 mm for 1000 m depth - POM diam. 100 mm for 1500 m depth - POM diam. 75 mm for 2000 m depth - Titanium diam. 48 mm for 6000 m depth - Titanium diam. 89 mm for 7000 m depth
  • Max. depth [m]
    7000
  • Max. pressure [bar]
    700
  • Operating temperature: min. [°C]
    -5
  • Operating temperature: max. [°C]
    +50
  • Battery type
    Lithium Alkaline or NiMh rechargeable
  • Battery duration [hr]
    20
  • Min. operating power [V]
    32
  • Max. operating power [V]
    2.9
  • Battery
    Y, N, optional
  • Standard sensor
    Conductivity, Temperature, Pressure, Dissolved Oxygen (polarographic and optical), pH, Redox
  • Description of additional sensors
    Turbidity Meter, Fluorometers, PAR, Altimeter, ecc..
  • No. of additional sensors
    14
  • Min. depth increment [m]
    0.05
  • Min. time increment [s]
    0.05
  • Max. conductivity [S/m]
    9
  • Resolution of conductivity [10^-3 S/m]
    0.001
  • Min. temperature [°C]
    -5
  • Max. temperature [°C]
    50
  • Resolution of temperature [°C]
    0.0001
  • Resolution of pressure [% FS]
    0.0015
  • Pressure sensor
    Y, Optional
  • Temperature sensor
    Y, Optional
  • Type of temperature sensor
    pt100
  • Conductivity sensor
    Y
  • Type of conductivity sensor
    7-ring quartz cell
  • Accuracy of pressure sensor
    0.05 or optional 0.01%FS
  • Accuracy of temperature measurement
    0.0015
  • Accuracy of conductivity measurement
    0.00015 S/m
  • Max. number of samples for self-recording [10^3]
    30000
  • External recorder required
    N
  • Dedicated surface data logger
    N
  • Dedicated sub-surface data logger
    N
  • Telemetry link to remote location
    Y
  • Direct data reading
    Y
  • Connectors
    MCBH 6 Pin (male)
  • Internal memory
    Y
  • Internal Memory [MB]
    2000
  • Type of internal memory
    SD memory card
  • Data display on dedicated hardware
    N
  • Display of analogue data
    Y
  • Method of first recording
    Internal memory
  • Recording with third party software
    N
  • Software name
    ITERM and REDAS-5
  • Graphical presentation
    Y
  • Raw data editing
    N
  • Re-computation with raw data
    Y
  • CTD Probe controller
    Y
  • Distinguishable features
    small diameter, best pH, interface up to 14 analogue and 2 digital sensors, sampling rates up to 28Hz. easily integrate floating profilers, oceanographic moorings, ROVs and AUVs full ocean depth, pump free, low maintenance sensors, low power consumption. drift free sensor preamplifiers, flow-through cell, self-flushing conductivity cell with optional antifouling, RS232, Telemetry, Wireless

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