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How can I set a deadband for PID control

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when I use a PID.Vi to adjust a pressure, when the PV close to SV, I want the PID.vi hold its output,but I have no idea to set the deadband parameters! (can not find how to set dead band )

PID.jpg

 

WAVE.jpg

A PLC engineer said that   deadband is a common PID  parameters ,but Idon't know how to set it in labview pid !

Help ,please,thanks!

 

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Solution
Accepted by topic author yyoung

You already wrote what you have to do. One possible implementation is simply "freezing" the output of the PID controller. Use the "advanced" version of the PID VIs (either the normal or the one with autotuning if you need it).

 

pid_1.png

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Thank you very much! It works well
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