Description: for an integrator, the quotient of the time derivative of the output variable and the constant value of the input variable; Name: integration coefficient
Description: integral element, the quotient of the time derivative of the output variable to the fixed value of the input variable; Name: integral action coefficient
Description: Probability that an item is in a state to perform as required at a given instant, under given conditions, assuming that the necessary external resources are provided ; Name: Instantaneous availability