The two types of digital devices, logic gates and flip-flops, and the types of basic operations they perform are presented.
Learners use the National Electrical Code to determine the size of a motor overload protection device.
In this learning activity you'll describe the operation of a logic inverter using a truth table, a Boolean Algebra equation, a switch analogy, and a written statement.
In this animated object, learners examine the fundamental operation of a diac including how it is turned on and turned off. A brief quiz completes the activity.
Learners study the fundamental operation of a triac, particularly how it is turned on and off. A brief quiz completes the activity.
In this animated object, learners examine how to wire field devices to a PLC sinking input module.
Learners view examples of devices that prevent mistakes from occurring.
Learners examine the conventional current flow at a PLC input module, along with the field devices connected to it. This interactive object includes quiz questions and feedback.
In this interactive and animated object, learners study how to wire field devices to a PLC sourcing input module. A brief quiz completes the activity.
In this learning activity you'll identify the voltage levels produced or recognized by digital logic devices as valid or invalid logic state signals.
Instructions on how to interpret state indicator symbols for input and output terminals of digital devices is presented.
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.