SUNBURST
SENSORS


ocean carbonate instruments since 1999.

SAMI-CO2 

  • Autonomous instrument - program your sample interval and duration and deploy.
  • Measures the partial pressure of carbon dioxide (pCO2) in water from 200-1000 μatm (higher ranges available)
  • Uses precise, stable colorimetric reagent method
  • Provides valuable in-situ time series data
  • Deployable up to 600 meters depth
  • For use in marine or freshwater environments
  • Long-term deployments - more than a year taking hourly measurements
  • Supports up to 3 external instruments such as PAR, dissolved oxygen, or CTD
  • Supports inductive modems or external loggers. 
  • Biofouling Package available for deployments in productive environments
Typical calibration range*   200-1000 μatm
Deployment duration   ~10,000 measurements
Response time   ~5 minutes
Accuracy**   +/- 3 μatm
Precision   <1 μatm
Long term drift   <1 μatm units over 6 months
Thermistor accuracy, precision   0.1° C, +/- 0.01º C
Dimensions (length, diameter)   55 cm, 15.2 cm
Weight in air/seawater   7.6 kg / 1.1 kg
* Extended ranges possible, please contact us with questions.
**Based on lab calibration to NIST traceable NDIR