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Group Topic
6 Using the PID-Instruction
CPUs required for this tip
CPU 210 • CPU 212 • CPU 214 • CPU 215  CPU 216  OTHER •
Overview
The following S7-200 program is an short example of how to use the PID instruction.
The PID instruction will be explained using an example of a water tank. The aim is to maintain a constant water pressure and also keep the tank from being emptied.


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