How to choose the sampling time for the delay unit

[Abdul Wali]

hi, i am designing a fuzzy logic controller, i need to use a delay block for the change in error signal now i don't know that based on what factors should i choose the sampling time for this unit

 

[donpacino]

hi, i am designing a fuzzy logic controller, i need to use a delay block for the change in error signal now i don't know that based on what factors should i choose the sampling time for this unit

Hey abdul,

I've mentioned this to you before. In order to give proper advice you NEED to include more information.

Whats the fuzzy logic controller for?
What is the error condition?
you say you need a delay block... why? is it a homework requirement? Is it required due to system characteristics.

We don't know these things. You do. In order for us to help you, you need to help us.