Resistance Temperature Detector (RTD)
By Terry Bartelt
Learners study animations to see the connection between temperature and resistance as they examine the operation of an RTD. A table is used to convert resistance readings to the corresponding temperatures. A brief quiz completes the activity.
Repetitive Cylinder Cycling
In this animated activity, learners examine the operation of a pneumatic cylinder that continuously cycles by extending and retracting.
Reading a P&ID Loop
Learners follow steps for reading a P&ID diagram of a closed-loop circuit.
Reaction Curve Tuning Example
Learners perform the steps required for the Ziegler-Nichols Reaction Curve Tuning Method. The process identification procedure is performed, calculations are made, and the proper PID values are programmed into the controller.
Ratio Pyrometers
Learners study the theory of operation for a ratio pyrometer that measures temperature. A short quiz completes the activity.
Ratio Control
In this animated object, learners examine the ratio control method used in automation when two or more ingredients are mixed. A brief quiz completes the activity.
Radiation Pyrometer Temperature Sensors
Learners examine how a radiation pyrometer converts the frequency of electromagnetic waves to a temperature reading.
Quick-Return Mechanism Velocity Calculations
By James Bourassa, John Rosz
In this animated and interactive object, learners calculate the maximum velocity of the work stroke and the return stroke.
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.
Programming a PLC Timer
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.
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.
Pressure-Controlled Sequencing Circuit
This animated lesson shows how a pressure switch connected in a ladder circuit causes the cylinder of a hydraulic circuit to extend and retract.
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.
Pressure Measurements in Inches of Water Column
Learners read how inches of water column is used as a unit of pressure measurement. Practical applications and a conversion formula to psi are included.
Pressure Measurement Scales (Screencast)
Learners compare the three scales used in pressure measurements: gage, absolute, and vacuum. 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.
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.
Pneumatic FRL Units
Learners examine a Filter-Regulator-Lubricator (FRL) unit that is used to prepare the air in a pneumatic system.
Pneumatic Directional Control Valves (Screencast)
In this animated object, learners examine the operation of two-way, three-way, and four-way directional control valves used in pneumatic systems.
Pneumatic Cylinder Flow Control
Learners use animated needle valves and check valves to change the speed of a pneumatic cylinder as it extends and retracts. A brief quiz completes the learning object.
Pneumatic Air Leaks
In this animated object, learners examine the causes of air leaks and read how to repair them. The object includes audio.
Pneumatic Air Conservation
In this animated activity, learners read about air loss in a pneumatic system and ways to reduce the leakage. The object includes audio.
Pneumatic Actuators
In this animated object, learners examine different types of pneumatic actuators, cylinders, and motors.
PLC Timer Instructions
Learners examine the animated Timer-On Delay instruction and the Timer-Off Delay instruction of a PLC timer. A brief quiz completes the activity.
PLC Sourcing Input Modules
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.