PLC Program to Maintain the Capacity of a Particular Classroom
This is a PLC Program to Maintain the Capacity of a Particular Classroom.
Problem Description
A classroom has a capacity of maximum 120 students. There are two doors, one for Entry and the other
for Exit. When number of students in the classroom is less than 120, Entry door has a Green light on it
which remains ON. When number of students in the classroom is 120 or more than that, Red light goes
ON turning OFF the Green light which indicates that the classroom has reached its maximum capacity
and is full.
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