What is Dead Band?

Definition

A range of input signal values within which no change in output occurs. Dead band settings in PID controllers prevent unnecessary control action around the setpoint, reducing wear on actuators and process oscillation.

Related Terms

PID Control

Proportional-Integral-Derivative control — a feedback algorithm that continuousl...

Hysteresis

The lag between input and output changes in a magnetic, thermal, or control syst...

Control Loop

A complete signal path from a sensor through the controller and back to the actu...

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