Free PID Loop Simulator Download

This app simulates a control loop consisting of a first order process with deadtime and a PID controller.

PID Loop


.xls file (118 KB) or .zip file (27 KB)

How to use

The process is specified by the process gain, time constant and dead time page for more details). The PID controller has 3 parameters: gain, integral and derivative. Key in these values into the appropriate cells. If the integral time is keyed in as 0, the integral term is ignored.

The response to a step change in the set point is displayed in the chart.

The screenshot below shows an example of the inputs and the output chart.