Motor Protection
By Terry Bartelt, Pat Jensen
Learners examine devices that are used to protect a motor from damage, such as fuses, overload heaters, and thermal protectors. A quiz completes the activity.
The Multi-Loop Armature of a DC Motor
By Terry Bartelt
In this animated object, learners study the drawbacks of a single-loop armature of a DC motor and the advantages of a multi-loop armature.
Labeling DC Motor Connections
Learners examine the connections of a DC motor and how the terminals are labeled. A matching exercise completes the learning object.
Pressure-Reducing Valve Application
By Terry Bartelt, Stephen Schneider
In this animated activity, a drill-and-clamp machine is used to show an application of a pressure-reducing valve. Recommendations on how to properly make pressure adjustments are also provided.
The Vortex Flowmeter
Learners view an animation showing the operation of a Vortex flowmeter that is used to measure flow in a process control system.
The Binary-Coded Decimal
By John Casey, Terry Bartelt
Learners are introduced to the binary-coded decimal, a common way of encoding decimal digits in computing and electronic systems. A brief quiz completes the activity.
Hydraulic Oil Contamination
In this interactive object, learners examine how hydraulic oil is contaminated, the types of damage contamination can cause, and the methods used to clean the oil.
The Closed-Loop Velocity Servo System
In this animated object, learners examine the operation of a closed-loop system that maintains the speed of a conveyer belt as heavy boxes are placed or removed.
Two-Wire Sensors
In this animated object, learners examine the signals produced by sourcing and sinking two-wire sensors. A brief quiz completes the activity.
The LVDT DC Conversion Circuit
Learners study how a circuit converts the AC output of a linear voltage differential transformer (LVDT) into variable DC voltage. It is recommended that learners view the learning object IAU7807, “The LVDT: A Linear Voltage Differential Transformer in Action” before going through this object.
Integral Reset Setting
Learners study animations showing the integral function of a closed-loop control system and the difference between the two types of integral controller settings, reset rate and reset time. A short quiz completes the activity.
Hydraulic Pressure Switch Applications
This animated lesson demonstrates hydraulic pressure switch applications when the switch is connected to a ladder circuit to operate in a hydraulic system.
Proportional Control Amplifier
Learners examine the operation of a proportional control amplifier and the two ways that it is programmed using proportional gain or proportional band. A brief quiz completes the activity.
Sinking/Sourcing Output Module
Learners examine the sourcing and sinking of conventional current at a PLC output module and the type of field device to which it is connected. This interactive learning object includes six quiz questions.
Cascading Counters
Learners observe how to cascade PLC counters to extend the maximum count of one counter.
Hall-Effect Sensors
In this animated object, learners examine how a Hall-effect sensor operates. A short quiz completes the activity.
The Hydraulic Cylinder
In this animated and interactive object, learners examine the basic parts and the linear movement of a hydraulic cylinder. A brief quiz completes the activity.
Automatic PLC Counting
By Terry Bartelt, Tom Yapp
Learners study an animated PLC counting operation and examine how the count is automatically reset.
Integral Contol Mode Application
In this animated object, learners examine the operation of a robot using the integral control mode to overcome a steady state.
Hydraulic Brake Valves
The operation of a hydraulic brake valve, including the internal components, is presented using animations.
Surface Finish
By Barbara Anderegg
Learners review surface finish basics and read how to calculate the roughness average.
Hall-Effect Sensor Application
Learners view practical examples of how a Hall-effect sensor is used.
Hydraulic Pump Action
Learners examine how fluid enters the inlet of a hydraulic pump because of atmospheric pressure and how pressure is created at the pump’s outlet. This object includes audio.
Motor Starter Protection
Learners examine the ways in which a motor starter circuit is protected by a main circuit breaker and overload heaters when there is excessive current.
PLC Software Circuit Capabilities
In this animated object, learners examine how to use a programmable logic controller as an alternative to hardwiring a ladder logic circuit.