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Product Name:SD204
Year of Initial Development:1995
Weight in air [kg]:2.00
Weight in water {kg}:
Diameter [mm]:6
Length [mm]:40
Housing material:
Max. cable length [m]:1000
Min. operating power [V]:
Max. operating power [V]:
Battery type:2ea C-cell lithium
Battery duration [hr]:11520
Max. depth [m]:6000
Max. pressure [bar]:600
Operating temperature: min. [°C]:
Operating temperature: max. [°C]:
Pressure, temperature and conductivity sensor 
Pressure sensor:
Type of pressure sensor:
Resolution of pressure [% FS]:0.01
Uncertainty of pressure [% FS]:0.01
Temperature sensor:
Type of temperature sensor:
Min. temperature [°C]:-2
Max. temperature [°C]:40
Resolution of temperature [°C]:0.001
Uncertainty of temperature [°C]:0.01
Conductivity sensor:
Type of conductivity sensor:
Max. conductivity [S/m]:7
Resolution of conductivity [10^-3 S/m]:1
Uncertainty of conductivity [10^-3 S/m]:2
Min. depth increment [m]:
Min. time increment [s]:1
Max. salinity [psu]:40
Resolution of salinity [psu]:0.01
Uncertainty of salinity [psu]:0.002
Min. sound velocity [m/s]:1300
Max. sound velocity [m/s]:1700
Resolution of sound velocity [m/s]:0.01
Uncertainty of sound velocity [m/s]:0.05
Additonal sensors 
Standard sensor:Conductivity; Temperature; Pressure
No. of additional sensors:3
Dissolved oxygen:
Dissolved oxygen sensor type:
pH :
pH sensor type:
ORP sensor type:
Fluorescense sensor type:
Cholophyll sensor type :
PAR sensor type :
Light transmission:
Light transmission sensor type :
Optical backscatter :
Optical backscatter sensor type:
Hydrocarbones :
Hydrocarbones sensor type:
Current sensor:
Current sensor type:
Turbidity :
Turbidity sensor type :
H2S :
H2S sensor type :
Redox :
Redox sensor type:
Other optional sensors:Dissolved Oxygen; Turbidity; Fluorescence; PAR
Data and connectivity 
External recorder required:N
Direct data reading:
Internal memory:
Internal Memory [MB]:
Type of internal memory:
Max. number of samples for self-recording [10^3]:
Dedicated surface data logger:N
Dedicated sub-surface data logger:N
Telemetry link to remote location:
Software specifications 
Software name:SD200W
Graphical presentation:Y
Raw data editing:
Re-computation with raw data:Y
CTD Probe controller:Y
Recording with third party software:Y
Operation characteristics 
Data display on dedicated hardware:N
Display of analogue data:
Method of first recording:
More information 
Distinguishable features :

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Supplier Information


  • Post Box 3513
  • 5845 Bergen
  • Norway



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