ATMN 110 - Electrical Circuit Analysis

3 Credit: (1 lecture, 2 open-lab, 0 clinical) 3 Contact Hours:  [INDS 122 ]

Also introduced in this class is Electric Relay Control and relay logic control circuits used in industrial applications. Ladder Diagrams are explained and learners connect, operate, and design a ladder diagram using one or more logic elements. Additional concepts include sequencing control, including relay operation, relay application, limit switch operation and application; and timers and advanced systems including time-delay relays, multiple cylinder control, and machine modes of operation.
Semesters Offered: fall and spring semesters

Course Goals/ Objectives/ Competencies:
Goal 1:  Assemble basic electrical circuits using standard components.

1. Use an AC tester to check a wall outlet for electricity.
2. Connect and operate a power supply.
3. Connect and operate a circuit using three types of manual switches.
4. Connect and operate an electrical with a resistor.
5. Connect and operate an electrical with a buzzer.
6. Connect and operate an electrical with a solenoid.
7. Connect and operate an electrical with a motor.

Goal 2:  Measure various electrical quantities.

1. Use an analog voltmeter to measure the voltage at a point referenced to ground.
2. Use a DMM to Measure the Voltage of a Point Referenced to ground.
3. Use a DMM to Measure Voltage Drops in Series and Parallel Circuits.
4. Use a DMM to Measure the Electrical Current.
5. Use a DMM to Measure Current in Series and Parallel Circuits.
6. Use a DMM to Measure the Resistance of a Component.
7. Measure the Resistance in Series and Parallel Circuits.
8. Test the Continuity of Wires Using a DMM.

Goal 3:  Analyze circuits.

1. Calculate Series Resistance Given Each Load’s Resistance.
2. Use Ohm’s Law to Calculate Voltage, Current, and Resistance in a Series Circuit.
3. Calculate the Total Power Used by a Series Circuit.
4. Calculate the Main Line Current in a Parallel Circuit.
5. Calculate the Total Parallel Resistance.
6. Calculate the Total Power Used in a Parallel Circuit.
7. Operate a Circuit Using a Fuse.
8. Test and Replace a Fuse.
9. Operate a Circuit Using a Circuit Breaker.
10. Test and Reset a Circuit Breaker.

Goal 4:  Calculate inductance and capacitance.

1. Connect and Operate a Relay in a Circuit.
2. Calculate the Total Load on an AC Circuit with Inductors.
3. Discharge a Capacitor.
4. Test a Capacitor with a DMM.
5. Measure the Voltage across a Charged Capacitor.
6. Calculate the Total Load on an AC Circuit with Capacitors.
7. Calculate the Time to Charge and Discharge a Capacitor

Goal 5:  Combine circuits with various loads.

1. Trace the Current Path in a Combination Circuit.
2. Solve a Combination Circuit. 
3. Connect and Operate a Basic Lighting Circuit.
4. Connect and Operate a Ceiling Fan Circuit.
5. Connect and Operate a Rheostat as a Light Dimmer.
6. Design a Voltage Divider Network.
7. Connect and Operate a Voltage Divider Network.
8. Locate a Short Circuit.
9. Locate an Open Circuit.

Goal 6: Understand basic principles of transformer operation.

1. Connect and Operate a Transformer.
2. Calculate the Secondary Coil Voltage of a Transformer.
3. Troubleshoot a Transformer by Measuring Continuity.
4. Size a Transformer.
5. Calculate the Current Load on a Transformer.
6. Design a Control Transformer Circuit to Provide a Given Output Voltage.

Goal 7:  Implement Control Logic circuits.

1. Connect and Operate an AND Logic Control Circuit.
2. Connect and Operate an OR Logic Control Circuit.
3. Connect and Operate a NOT Logic Control Circuit.
4. Connect and Operate a NOR Logic Control Circuit.
5. Connect and Operate a NAND Logic Control Circuit.
6. Read and Interpret the Operation of a Circuit Given a Ladder Diagram.
7. Connect and Operate a Logic Circuit Given a Ladder Diagram.
8. Design a Ladder Diagram Using One or More Logic Elements.
9. Connect and Operate a Circuit Using a Solenoid Valve Given a Ladder Diagram.
10. Design a Control Circuit in a Ladder Diagram Format to Operate a Solenoid Valve.

Goal 8:  Implement Relay Logic Circuits.

1. Read and Interpret a Basic Ladder Diagram with Detached Symbology.
2. Connect and Operate a Relay to Energize a Fluid Power Solenoid.
3. Design a Logic Circuit that Uses a Relay.
4. Connect and Operate a Relay to Perform a Seal-In Function.
5. Connect and Operate an Event Sequencing Circuit Given a Ladder Diagram.
6. Design a Logic Circuit That Uses a Limit Switch to Sequence an Event.
7. Connect and Operate a Single-Cycle Cylinder Reciprocation Circuit.
8. Connect and Operate a Continuous-Cycle Cylinder Reciprocation Circuit.
9. Design a Continuous-Cycle Cylinder Reciprocation Circuit with a Safety Interlock.

Goal 9:  Implement Control Devices in Electrical circuits. 

1. Connect and Operate a Control Circuit with a Timer Relay.
2. Design a Time-Driven Traffic Light Circuit.
3. Connect and Operate a Control Circuit to Perform an Unloaded Start of a Motor.
4. Design a Control Circuit to Perform a Cylinder Dwell.
5. Design a Control Circuit to Perform Time-Driven Sequencing.
6. Design a Dual Cylinder Sequence Circuit Using One Limit Switch.
7. Connect and Operate a Dual-Cylinder Control Circuit Using Two Limit Switches.
8. Design a Continuous-Cycle Multiple-Cylinder Circuit.
9. Connect and Operate a Circuit Having Both Automatic and Manual Modes of Operation.
10. Connect and Operate a Control Circuit to Simulate a Two-Pushbutton Jog Circuit.
11. Connect and Operate a Two-Pushbutton Jog Circuit That Will Jog Two Cylinders Independently.
12. Design a Continuous-Cycle, Synchronized Cylinder Circuit with a Manual Mode.

Goal 10:  Compare uses of AC and DC Considerations and Measurements.

1. Differentiate AC and DC voltages.
2. Explore optimum applications for AC and DC power.
3. Operate AC measuring and test equipment.
4. Explore AC as it applies to the electromagnetic Spectrum.