Apparatus for controlling the water quality, in particular for biological sewage treatment plants

摘要

device for the quality control of purified water, particularly for biological purification plants and the like, comprising means of detection of the clarity of water.the means of reading acts to generate a signal proportional to the clarity of water controlthe characteristic is to include the means of monitoring instruments to determine the percentage of accuracy of the amount of harmful substances in the water to check.on the basis of the detected value of clarity.