FIELD: physics, control.
SUBSTANCE: invention relates to the field of automation devices and can be used in process control systems in chemical industry, heat engineering, power engineering. The device is related to the class of relay controllers with a variable hysteresis. It contains an extreme point indicator, null detector, relay unit, summators, signal averaging unit, two integrators, module evaluator and setting device.
EFFECT: ensuring of automatic stabilisation of amplitude of auto-oscillations of adjustable coordinate at the specified level in conditions of uncertainty of object and medium parameters.
3 dwg
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