A Timer-Off Application
By Terry Bartelt
Learners examine how a PLC Timer-Off instruction is used in the operation of an automotive paint booth.
A Timer-On Application
In this interactive object, learners view a practical application of a PLC Timer-On function.
AB SLC-500 Memory Structure
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.
Absolute Optical Encoders
The operation and characteristics of an absolute optical encoder used in automation applications are presented.
Acceleration and Deceleration Adjustments
In this animated activity, learners examine the circuitry in a DC variable speed drive that causes the motor to accelerate or decelerate at slow rates. This learning object has audio content.
Aeration
In this animated object, learners examine how aeration develops in a hydraulic pump. A brief quiz completes the activity.
Air-to-Open/Air-to-Close Valves
Learners examine how air-to-open valves and air-to-close valves are used in different situations. A brief quiz completes the activity.
An Introduction to Motor Control Circuits
By Terry Bartelt, Terry Fleischman
The learner will understand the operation of motor control circuits used to start and stop three-phase motors.
Analog Position Control (Screencast)
In this animated object, learners examine an analog closed-loop feedback system that uses potentiometers to control the position of a gear rack.
Applying the Motor Voltage
In this animated lesson, learners examine the rectifier circuitry in a DC variable speed drive that supplies the voltages to the field coil and armature.
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.
Armature Reaction
In this animated activity, learners study how the magnetic field of an armature can distort the DC motor's main magnetic field. A brief quiz completes the object.
Automatic PLC Counting
By Terry Bartelt, Tom Yapp
Learners study an animated PLC counting operation and examine how the count is automatically reset.
Avoiding Singularity
By cebery
The learner will identify components of a welding robot and determine if the robot is set up correctly to avoid singularity.
Axis Modes
The learner will gain an understanding of the modes of axis movement for successful robot programming.
Basic Elements of a Plastics Extruder
By Craig Hemken
In this animated object, learners examine the parts of a plastics extruder. A quiz completes the activity.
Boyle's Law (Screencast)
Learners apply the principles associated with Boyle’s Law.
Calculating Belt Length (Screencast)
By James Bourassa
In this screencast, learners follow steps to determine the proper starting belt length for a timing, flat, or v-belt drive.
Calculating Belt Velocity and Horsepower
By James Bourassa, John Rosz
In this interactive object, learners are given the RPM, the pulley diameter, and the force, and proceed to calculate belt velocity and horsepower.
Calculating Horsepower, RPM, and Torque
In this animated and interactive object, learners examine the formula for horsepower and work practice problems.
Calibrating an Opposed Optical Sensor
In this animated and interactive object, learners follow three steps to calibrate an opposed optical sensor. They consider horizontal alignment, the sensitivity setting, and having an effective beam.
Capacitive Probe Sensors
Learners study the operation of capacitive probe sensors used to measure levels in a tank.
Capacitive Proximity Sensor Target Considerations
In this animated object, learners examine the factors that determine how well a capacitive proximity sensor can detect an object. Those factors include size, position, and the materials from which the target is made. A brief quiz completes the activity.
Capacitive Proximity Sensors
In this animated object, learners examine the operation of a capacitive proximity sensor. A brief quiz completes the activity.
Cascading Counters
Learners observe how to cascade PLC counters to extend the maximum count of one counter.