TECH 3821
TECH 3821
Industrial Electronics
Fall 2025

Instructor Info

Daniel Kohn
Email: dekohn@memphis.edu
Office ET218
Office Hours

Course Info

Course Policies
GradeWatch Access
Submit Assignments

Textbooks

All About Circuits Vol III - Semiconductors
Lessons In Industrial Instrumentation (for 2nd half of course) (Tony R. Kuphaldt) / CC BY 4.0

Course Outline

DateTopicReadingHandoutsAssignments
Aug 25Welcome
Course Policies
   
Aug 27Intro to Industrial Control Class Notes (Intro To Control)

F-22 Raptor Crash
 
Sep 1No Class (Labor Day)   
Sep 3 Switches, Relays, Motor Starters
Prox Switches
(no lab today)

Switches 101

Honeywell Basic, Toggle, and Rocker Switches

ABB Limit Switchs

Banner (Prox and Photo)
Class Notes (Switches and Relays)

Class Notes (Prox Switch)

Class Notes (Prox Switch Applications)
 
Sep 8Transistors, Relay Drivers, Back EMF, Opto-Isolators, FETs, H-Bridge, PWM, IGBT's Transistor as a Switch

Opto-isolators

MOSFET as a Switch

H-Bridge intro

H-bridge in depth

H-Bridge Schematic

Pulse Width Modulation

Discrete IGBTs (Insulated Gate Bipolar Transistors)

IGBT's

IGBT or MOSFET: Choose Wisely

Snubber Diode Video

Class Notes
Class Notes

 
Sep 10Op Amps Op Amps Reference

Instrumentation Amps

PID Control Circuit

Class Notes
Lab #1 - Relay Ladder Logic (Start/Stop Motor Starter). Due end of lab.
Sep 15A2D / D2A Class Notes

Successive Aprox Spreadsheet
 
Sep 17No Class (Doctor's appointment ran long)

Lab Met
  Lab #2 - Relay Driver
Sep 22A2D CalculationsYoutube Video  
Sep 24A2D Calculations HW #1 - Due start of class Oct 1

Lab #3 - Lab and Excel Spreadsheet due at end of lab (one submission per group).

If instructor is not available, record your group's demo, put on youtube and put active link in spread sheet before submitting. Demo should show the full range of the ADC (start at zero and go to 255 by turning potentiometer from one stop to the other). Leave paper copy of lab under instructor's office door (ET218).
Sep 29Diodes, SRC's, Diacs and TriacsDiode Review
Rectifier Review
SCR's
Diacs and Triacs
SCR vs TRIAC's
  
Oct 1Temperature MeasurementChp 21Class NotesLab #4 - Calibration Lab. Due Oct 8 at start of lab.
Oct 5Pressure Measurement

Level Measurment

Test #1 (Take Home)

(up to and including SCR's Diacs and Triacs and Labs 1 and 2.)

Chp 19

Chp 20
Class Notes

Class Notes
Test #1 - The test is open notes, open book, open references.

Suggest printing it out, working the problems then coming back to the page, fill in the answers on line and submitting.

The Login is your last name (first letter of your last name is capitalized), and the password provided via email for Gradewatch.

Test opends at start of class and is due by start of class on Monday Oct 13, 2025.
Oct 7Flow Measurement
Analytical Measurments
Chp 22
Chp 23
Class Notes
Class Notes
Lab #5 - Pressure Sensor / Instrumentation Amp / Bang Bang (on/off) Control.

Honeywell 24PCDFB6G pressure sensor
     

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