PROCESS CONTROL SYSTEM FOR PREPARATION OF WORKING LIQUID OF DRESSER Russian patent published in 2016 - IPC A01C1/08 

FIELD: agriculture.

SUBSTANCE: invention relates to agricultural machine building. Invention consists in the fact that for the functioning of process control system in automatic mode each section of the filler neck is equipped with valve electric drives containing solenoid excitation winding connected to the control unit including programmable electronic elements, and hydraulic lines of incoming and outgoing streams of liquid, as well as return lines of external and internal tanks are equipped with electric solenoid valves connected to the process control unit for preparation of a working fluid and its supply into seed treatment chamber in the continuous mode of unit operation by a pump.

EFFECT: use of the proposed system allows to eliminate manual operations, reduce labor costs, provide ecological safety of the process of preparation of working liquid of dresser, improve sanitary-hygienic working conditions and safety of the operator.

1 cl, 8 dwg