IMC Instruction

Lovell

Member
Lovell
Join Date
Feb 2013
Location
Saskatchewan, Canada
Posts
120
I am trying to implement the IMC instruction in ControlLogix to control a level loop and when I do an Autotune it fails indicating the PV is too unstable. It only changes about 2% in 200 seconds. Does it have to be more stable or is there something I have to set differently?
 

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