When hysteresis is present in intermittent controllers, which of following statements is false?
A) The hysteresis eliminates the dead zone in on-off controllers.
B) The hysteresis causes the controller to drive the PV output value above the set point when the controller is on.
C) Two-position control adds hysteresis to the on-off controller operation.
D) The hysteresis lets the PV fall below the set point when the controller is off.
A
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