https://forge.codesys.com/forge/talk/CODESYS-V2/thread/b1d5e1af5f/2020-02-27T22:36:35.828000ZRecent posts to disable I in PID_FIXCYCLE2020-02-27T22:36:35.828000Z2020-02-27T22:36:35.828000Zshooterhttps://forge.codesys.com/u/shooter/https://forge.codesys.com0ab1e23c71a6d6fe13b0a4f2609dcac062cf43bd

<div class="markdown_content"><p>math error is not occuring as it is checked in integral. and on other places when using util.lib<br/> same for oscat.lib btw.<br/> so if set to zero it is discarded.</p></div>

2020-02-27T22:36:34.257000Z2020-02-27T22:36:34.257000ZMuhteremCaylihttps://forge.codesys.com/u/muhteremcayli/https://forge.codesys.com255bbd9ff48ad30f9f161047ac111d801ad03383

<div class="markdown_content"><p>Integral effect in the formula is like 1/TN so if you give "0" to TN a math error occur.<br/> So if you want to decrease the effect of Integral give bigger value.</p></div>

2020-02-27T22:36:29.885000Z2020-02-27T22:36:29.885000Zshooterhttps://forge.codesys.com/u/shooter/https://forge.codesys.com38d4cf92ba0dced2f35e7aba9044d01024d4bdfc

<div class="markdown_content"><p>fix is same as pid however you need to give a time to calculate (that can be different from realtime)<br/> if only using P check the PB(or Kp)</p></div>

2020-02-27T22:36:28.302000Z2020-02-27T22:36:28.302000Zgattohttps://forge.codesys.com/u/gatto/https://forge.codesys.comd4489fd4a832bd97e1ab746a2c6e029da2d2c3d2

<div class="markdown_content"><p>Hello everyone, i'm using PID_FIXCYCLE just with P and I.<br/> I need sometime to disable the I part : if i put TN=0 and i use only TP, the output of PID remains blocked. <br/> Where i'm wrong ?</p></div>