Utilises patented diffusion cell,which is pervious to oxgen flow.Includes temperature output and DO results are output in either PPM or the option of %SAT.The analytical dissolved oxygen sensors provide accurate longterm measurements under a wide range of enviromental conditions -Ground water monitoring.
-Tidal and estuarine studies
-Effluent monitoring
-River and stream measurements

The analytical electrical conductivity sensors,which based on an advanced toroidal,provide highly accurate conductivity measurements in a wide range of hydrological applications.
-Borehole observations
-Tidal and estuarine studies
-Effluent monitoring
-River and stream measurements 

Combined Conductivity,Temperature and depth Sensor with on-board data logger.

-Toroidal conductivity sensing
-On-board microprocessor controlled
-Rugged ceramic pressure
 transducer
-Depth reading
-Closed vent system provided in
 multiples of units
-Software calibration

Combination Electrical Conductivity,Temerature,Dissolved Oxygen and Depth Sensor.

-A response time (T90) of 60
 minutes is achievable         
-Rugged ceramic pressure
 transducer 
-Depth readings 
-Closed vent system provided in
 multiples of units

Combination PH,Electrical Conductivity, Temperature and Dissolved Oxygen Sensor.

-Innovative, optically isolated signal
 conditioning electronics
-Field proven gel-filled double
 junction pH electrode
-Sensor design requires no
 moving parts
-A response time (T90) of 60
 minutes is achievable

Turbidity Sensor with advanced digital filtering technology to provide interference free measurement. Includes anti-fouling polymer coated lens.