Relay Circuit Diagram - Job #3
Here is the ladder diagram which is to be used for this assignment.
Print this page.
Click HERE to hear the audio lecture for this assignment. If you can not
print this page, then minimize the media player/real audio screen so you can see
the screen as you listen to the lecture.
Click HERE to see a photograph of the components connected up for this job.
Do not attempt to use this picture for connection points. You must use the
ladder diagram to be accurate. This picture simply gives you an idea of what
your work will look like as you complete the exercise. Use your back button to
return to this page.
Special Note
A little electrical trick in the wiring for this circuit to be able to use only
a double pole relay when three contacts are needed is as follows:
Feed L1 power to the common terminal of a set of contacts on the relay. Run
from the no to the green light and from the nc to the red light. Neat, eh? And
it works.
Click HERE to go back to the assignment page for this diagram.
If you would like to research any of these topics further, enter the search
term in this Google Search Box:
|
