Classic control lec 4

1. Classic control
an Introduction
Eng. : Mohamed ElKenany

2. Contoso
S u i t e s
2
Timer:-
 On delay timer(TON)
 Off delay timer (TOF)
 when you energized it nothing happened but after you time is Passed its contacts
state will change and get output and if you close Supply it will return to its normal
state
 when you energized it its contacts state will change and get output If
you close Supply it will stay “on” until its time pass then return to its
normal state “need external supply”
 Ability to control system in time.
 On delay timer (TON)
 Off delay timer (TOF)

3. Contoso
S u i t e s
3
Timer:-

4. Contoso
S u i t e s
4
Timer:-

5. Contoso
S u i t e s
5
Timer:-

6. Contoso
S u i t e s
6
Timer:-

7. Thank You
Mohamed El-Kenany
01094997870
muhamed.abdelghaffar@gmail.com