oxygen sensor Belgium

...Advantages of the optical sensor – works in stagnant water – regular calibration unnecessary – no electrolyte – no interference from toxic gases – precise calibration on chip integrated into the sensor head Advantages of the WTW FDO optical probe: – Automatically recognized by a transmitter – Operates on fluorescence response time – Permanent reference on the speed of light – No calibration required – No interference from aeration – 2-year warranty on the measurement head...