Learners observe how to cascade PLC counters to extend the maximum count of one counter.
In this animated object, learners examine the proper way to reset a counter instruction in a programmable controller.
In this animated object, learners examine how PLC up/down-counters are used to control an automated parking lot gate.
Learners examine the counter-reset function of a programmable controller and how it is used.
Learners examine the drawing symbols used for counterbore, countersink, spotface, radius, diameter, and depth. In the quiz that completes the activity, they associate these symbols with machining applications.