Question: 3. A step test is performed on a heated tank in open loop mode. The controller output is stepped from 25% to 42% at ????=40

3. A step test is performed on a heated tank in open loop mode. The controller output is stepped from 25% to 42% at ????=40 sec and the sampled data are shown in the plot below. a) (7) Determine ????????,????????,???????? for the change in controller output as the forcing function. b) (3) If the span of the temperature transmitter is calibrated for the range 20C - 100C, what is the dimensionless (normalized) process gain

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