PLC Timer Instructions
By Terry Bartelt
Learners examine the animated Timer-On Delay instruction and the Timer-Off Delay instruction of a PLC timer. A brief quiz completes the activity.
Pneumatic Schematic Symbol Flashcards
This interactive object is designed to help learners memorize schematic symbols used in pneumatic diagrams. Learners quiz themselves using electronic flashcards.
Hydraulic Systems
In this animated activity, learners examine the three main segments of a hydraulic system: power supply, control, and output. A brief quiz completes the learning object.
Pneumatic Power Supply
In this animated object, learners examine the parts of a pneumatic power system, including the prime mover, compressor, and receiver tank, and how they function.
DC Compound Motors
Learners study animation showing the operation of cumulative and differential DC compound motors. A short quiz completes the activity.
The Three-Phase Motor Stator Field
In this animated activity, learners study how stator poles create a rotating field in a three-phase AC motor as a three-phase AC voltage is applied.
Armature Action of AC Motors
In this animated object, learners study the rotation of the magnetic stator field of an AC motor and how it interacts with the armature to cause rotation. A short quiz completes the activity.
Pneumatic FRL Units
Learners examine a Filter-Regulator-Lubricator (FRL) unit that is used to prepare the air in a pneumatic system.
Counterbalance Valves
By Terry Bartelt, Stephen Schneider
Learners view an animation of a counterbalance valve in operation and examine the valve’s internal structure.
Wound-Rotor Motors
Learners study animation showing the operation of an AC wound-rotor motor with its external starting resistors. A short quiz completes the activity.
Pressure Relief Valves
In this animated object, learners examine the operation of a hydraulic relief valve and its internal components. A brief quiz completes the activity.
Series Motors
The learner views animation showing how a DC motor is wired and its operational characteristics. A short quiz completes the activity.
Synchronous Speed of an AC Motor
In this animated and interactive object, learners study the synchronous rotational speed of the magnetic field created by the stator of an AC Motor.
PLC Shift Registers
By Terry Bartelt, Tom Yapp
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.
Charles's Law
Learners view an animation showing how the volume of a given quantity of gas varies directly with its temperature.
Flow Control Valves
In this colorful and animated activity, learners study the operation of a needle valve and the operation of the needle valve with a check valve. A brief quiz completes the activity.
Hydraulic System Pressure
In this animated activity, learners observe how pressure values throughout a hydraulic system are developed based on pump pressure and the size of the load.
Feedback System Application
In this animated and interactive object, learners examine a heat exchanger as an example of an automated closed-loop system.
Motor Control Circuits
Learners examine an electric motor control circuit that uses a motor starter module. This activity has audio content.
The Purge Level Measurement Method
In this animated object, learners examine how the purge pressure system is used to measure levels of material. A brief quiz completes the activity.
Forward/Reverse Ladder Circuits
In this animated object, learners study the operation of a ladder circuit that controls the rotational direction of a DC motor.
Continuous-Cycle Reciprocation Circuit
This animated lesson shows how a ladder circuit causes the cylinder of a hydraulic circuit to continuously extend and retract after a Start button has been pressed.
Displacement and Velocity Ratios
By James Bourassa, John Rosz
In this animated object, learners examine formulas for displacement and velocity ratios. They also view examples and calculate velocity and the velocity ratio.
The LVDT: A Linear Voltage Differential Transformer in Action
In this animated object, learners study the operation of a linear voltage differential transformer. A brief quiz completes the activity.
Volts per Hertz Ratio in AC Drives
Learners view an animated explanation of why an adjustment of the output voltage by an AC drive is required to maintain a constant torque as the frequency is varied.