Programming The Compare Functions With The Rtc - IMO Precision Controls i3 Tutorial

Programming the Compare Functions with the RTC

We are first going to ensure that the day is a working day and that the hours are office
hours. We are going to use Limit functions from the Compare Operations menu.
Insert a N/O contact and assign it to %S07, Always On. Next select the Limit function
and insert it on the same Rung.
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Limit
function
Insert the following data to
check whether or not the
day lies in the working week
and click OK. Enter another
Limit function to check if it
falls between office hours
Insert the data shown to
ensure that the hours are
between 9am and 5pm.
Finally enter a NO coil
after the two Limit
functions, assign it to
%M01. This coil will be
operated when both
functions are true.
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