Features:

• Economy online dissolved oxygen controller is equipped with a polarographic sensor.

• 1 or 2 points calibration using the air-saturated water or zero oxygen solution.

• Salinity and barometric pressure compensations eliminate the measurement error.

• Automatic temperature compensation ensures accurate readings over the entire range.

• Setup menu allows setting the number of calibration points, measurement unit, alarm limits,

hysteresis value, 4 to 20mA output, etc.

• Reset function automatically resumes all settings back to the factory defaults.