Automation and control
Ziegler-Nichols closed-loop tuning
Calculates indicative P, PI or PID settings from the closed-loop method using Ku and Pu.
Related calculators
kd from derivative time
Calculates helper derivative gain kd from kp and derivative time.
ki from integral time
Calculates helper integral gain ki from kp and integral time.
Simple parallel PID output
Calculates a helper parallel-form PID output from the supplied error terms.
Control gain
Calculates simple gain as output change divided by input change.
First-order response value
Calculates the exponential response value of a first-order process for a given time and time constant.
Time constant from the 63.2% point
Uses the practical approximation that the time to reach 63.2% of the response is the time constant tau.