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[?]: How to restart 60 seconds timer ???

Posted: Thu May 14, 2009 10:05 pm
by Ilija28
How to restart timer with Ladder logic in step7.
I need signal state "1" at every 60 seconds not always!!
Thanks

RE: [?]: How to restart 60 seconds timer ???

Posted: Fri May 15, 2009 6:19 am
by sventek
Sorry, but what means "every 60 seconds not always"?? When do you need the signal?

greetings
sventek

RE: [?]: How to restart 60 seconds timer ???

Posted: Fri May 15, 2009 7:05 am
by komatic
Which type timers do you use?

RE: [?]: How to restart 60 seconds timer ???

Posted: Fri May 15, 2009 3:57 pm
by Ilija28
sventek wrote:Sorry, but what means "every 60 seconds not always"?? When do you need the signal?

greetings
sventek
I need that signal to execute FC105 block (scale) every 60 seconds !!! It must be signal state "1" at FC105 Input to do the function ( integer to real). i need that scale every 60 sec.

RE: [?]: How to restart 60 seconds timer ???

Posted: Fri May 15, 2009 4:43 pm
by Juli
You can also use clock markers in PLC

regards

RE: [?]: How to restart 60 seconds timer ???

Posted: Fri May 15, 2009 5:08 pm
by komatic
Ilija28 wrote: I need that signal to execute FC105 block (scale) every 60 seconds !!! It must be signal state "1" at FC105 Input to do the function ( integer to real). i need that scale every 60 sec.
Use something like this:
Image