In this animated object, learners examine three data compare instructions used by programmable logic controllers (PLCs). A practical application to show how these instructions are used in an industrial setting is provided.

In this animated object, learners examine the types of information to enter, and the sequence of steps required, to program a programmable logic controller (PLC) timer.

Learners study an animated PLC counting operation and examine how the count is automatically reset.

Learners examine the counter-reset function of a programmable controller and how it is used.

Learners examine how a PLC Timer-Off instruction is used in the operation of an automotive paint booth.

In this animated object, learners examine how PLC up/down-counters are used to control an automated parking lot gate.

In this animated activity, learners study how a PLC performs a shift operation. The learning object covers data movement, data entry, PLC wiring, PLC shift register introductions, and programming for a paint can operation.

In this animated object, learners examine the operation of up-counters and down-counters for a programmable controller. A brief quiz completes the activity.

Learners examine the functions of the three types of memory used by an Allen-Bradley SLC-500 programmable logic controller: the Executive ROM, Scratch Pad, and Processor File.

Learners examine the two methods used by programmable logic controllers to perform a counting operation using addition or counter instructions. A brief quiz completes the activity.

Learners examine an animated view of the operation and programming requirements of a PLC Examine-On instruction. A brief quiz completes the activity.

In this animated object, learners examine how to use a programmable logic controller as an alternative to hardwiring a ladder logic circuit.

In this animated object, learners examine how to wire field devices to a PLC sinking input module.

In this animated object, learners examine the operation and programming requirements of a PLC Examine-Off instruction. A brief quiz completes the activity.

In this interactive object, learners view a practical application of a PLC Timer-On function.

Learners study the descriptions of the three words in a PLC timer: EN, DN, and TT. They then test their knowledge in a brief quiz.

Learners examine the three steps of a processor scan cycle.

In this animated learning object, students examine the addresses of PLC elements and how they pertain to I/O connections and internal memory files.

Learners view an animation showing the one-shot operation of a programmable logic controller.

Learners observe how to cascade PLC counters to extend the maximum count of one counter.