The CTD90 is a high quality, high accuracy online multi parameter probe with max. 9 sensors for oceanographic and limnological measurement of physical, chemical and optical parameters for depth up to 6000 m.
Standard models:
CTD90:
Online probe for measurement of conductivity, depth, temperature + 6 optional sensors
Standard sensors:
- Conductivity (С)
- Temperature (T)
- Pressure (D)
Additional sensors:
- Oxygen
- Turbidity
- pH (also H2S-resistant)
- Redox (OPR) also H2S-resistant
- Fluorometer
- Light irradiance(PAR)
- Transmissiometer
- Altimeter
- H2S (hydrogen sulfid)
- Currentmeter (with compass)