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Valeport Ltd Midas CTD

The MIDAS CTD (previously known as the Model 606) is Valeports premier CTD Profiler. High accuracy sensors (including ±0.01% pressure) and robust titanium design allow reliable operation to 6000m depth, under the harshest conditions.

  • Valeport Ltd Midas CTD
Valeport Ltd
St. Peters Quay
TQ9 5EW Totnes
United Kingdom
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Description

The MIDAS CTD (previously known as the Model 606) is Valeports premier CTD Profiler. High accuracy sensors (including ±0.01% pressure) and robust titanium design allow reliable operation to 6000m depth, under the harshest conditions.

Specifications

  • Year of initial development
    2006
  • Weight in air [kg]
    11.5
  • Diameter [mm]
    8.8
  • Length [mm]
    66.5
  • Max. cable length [m]
    6000
  • Battery type
    8 x 1.5v Alkaline or 8 x 3.6v Lithium C cell
  • Battery duration [hr]
    2880
  • Max. depth [m]
    6000
  • Max. pressure [bar]
    600
  • Max. conductivity [S/m]
    8
  • Resolution of conductivity [10^-3 S/m]
    0.1
  • Uncertainty of conductivity [10^-3 S/m]
    1
  • Min. temperature [°C]
    -5
  • Max. temperature [°C]
    35
  • Resolution of temperature [°C]
    0.001
  • Uncertainty of temperature [°C]
    0.01
  • Resolution of pressure [% FS]
    0.005
  • Uncertainty of pressure [% FS]
    0.01
  • Min. time increment [s]
    0.125
  • Resolution of salinity [psu]
    0.0001
  • Uncertainty of salinity [psu]
    0.1
  • Min. sound velocity [m/s]
    1350
  • Max. sound velocity [m/s]
    1900
  • Resolution of sound velocity [m/s]
    0.02
  • Uncertainty of sound velocity [m/s]
    0.25
  • Standard sensor
    Conductivity; Temperature; Pressure
  • Max. number of samples for self-recording [10^3]
    2750
  • External recorder required
    N
  • Dedicated sub-surface data logger
    Y
  • Telemetry link to remote location
    Y
  • Recording with third party software
    Y
  • Software name
    DataLog Express
  • Graphical presentation
    Y
  • Raw data editing
    N
  • Re-computation with raw data
    Y
  • CTD Probe controller
    Y
  • Data display on dedicated hardware
    N
  • Display of analogue data
    N
  • Method of first recording
    Flash

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