MIDAS CTD+
Perfect for both profiling or fixed mooring applications, the MIDAS CTD+ is a revolutionary Multiparameter CTD with a wide choice of standard sensors.
Valeport Limited
Totnes, GB
Description
Featuring Valeport’s latest 400 Series electronics, the CTD+ will sample all fitted sensors at exactly the same instant, at up to 8Hz. Advanced setup software allows a variety of sampling regimes including burst modes, delay starts and conditional sampling. Available with up to 64Mbyte memory and internal battery pack, as well as a selection of real-time output formats, the CTD+ may be used with Valeport’s own water bottle carousel.
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Specifications
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General
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Weight in air [kg]
20
Diameter [mm]
15
Length [mm]
59
Max. cable length [m]
6000
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Observations
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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
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Operation Characteristics
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Data display on dedicated hardware
N
Display of analogue data
N
Method of first recording
Flash
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Pressure, temperature and conductivity sensor
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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]
0.1
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Software specifications
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Recording with third party software
Y
Software name
DataLog Pro
Graphical presentation
Y
Raw data editing
N
Re-computation with raw data
Y
CTD Probe controller
Y
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Environmental
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Max. depth [m]
6000
Max. pressure [bar]
50
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Data and connectivity
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Max. number of samples for self-recording [10^3]
1400
External recorder required
N
Dedicated sub-surface data logger
Y
Telemetry link to remote location
Y
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Power
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Battery type
8 x 1.5v Alkaline or 8 x 3.6v Lithium D cell
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Additonal sensors
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Standard sensor
Conductivity; Temperature; Pressure
Description of additional sensors
Turbidity; Dissolved Oxygen; pH; Redox; Fluorescence; PAR
No. of additional sensors
6
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More information
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Distinguishable features
can also control water sampler rosette via CTD+
Documents
Brochure
Valeport - MIDAS CTD+ Datasheet November 2023.pdf
514.32 KB
