Standard

rev.10/13/03

IDS 115 - Two-Wire Control Circuits

Course Description

Provides instruction in two-wire motor control circuits using relays, contactors, and motor starters with application sensing devices. Topics include: wiring limit switches, wiring pressure switches, wiring float switches, wiring temperature switches, wiring proximity switches, and wiring photo switches.

 

Competency Areas

Hours

Wiring Limit Switches

Class

0

Wiring Pressure Switches

D. Lab

2

Wiring Float Switches

P. Lab/O.B.I.

3

Wiring Temperature Switches

Credit

2

Wiring Proximity Switches

 

 

Wiring Photo Switches

 

 

 

Prerequisite: Corequisite:  IDS 110

 

Course Guide

 

Competency

After completing this section, the student will:

Hours

Class

D.Lab

P.Lab/

O.B.I.

WIRING LIMIT SWITCHES

0

4

3

Installation

Install motor control limit switches to control magnetic starters.

 

 

 

Adjustment

Adjust motor control limit switches for proper operation.

 

 

 

WIRING PRESSURE SWITCHES

0

4

3

Installation

Install a pressure switch to control a magnetic starter of a motor controller.

 

 

 

Adjustment

Adjust the range and differential settings for given pressure limits of a motor controller.

 

 

 

WIRING FLOAT SWITCHES

0

2

4

Installation

Install a motor controller float switch to operate a pump.

 

 

 

Adjustment

Adjust a motor controller float switch for given operating levels.

 

 

 

WIRING TEMPERATURE SWITCHES

0

2

4

Installation

Install a motor controller temperature switch to control a heating element.

 

 

 

Adjustment

Adjust a motor controller temperature switch for a given range of temperature.

 

 

 

WIRING PROXIMITY SWITCHES

0

4

8

Installation

Install a motor controller proximity switch in a control circuit to detect the presence of metal.

 

 

 

 

Install a motor controller proximity switch for use as a motion detector.

 

 

 

Adjustment

Calibrate a motor controller proximity switch for sensitivity.

 

 

 

WIRING PHOTO SWITCHES

0

4

8

Installation

Install a motor controller photo switch in a control circuit to detect the presence of light.

 

 

 

 

Install a motor controller photo switch for use as a light detector.

 

 

 

Adjustment

Calibrate a motor controller photo switch for sensitivity.

 

 

 

 

Suggested Resources

 

Suggested Resources include textbooks shown below or most current edition.

 

Books

 

Adams, J., & Rockmaker, G. Industrial Electricity: Principles and Practices. New York: McGraw-Hill.

Alerich, W. N. Electricity Three: Motors and Generators, Controls, Transformers. Albany, NY: Delmar.

Cox, R. Electrician's guide to AC Motor Controls. Spokane, WA: Pond Oreilla.

Herman, S. L., & Alerich, W. N. Industrial Motor Control. Albany, NY: Delmar.

Miller, Rex and Mark. Electric Motor Controls. Englewood Cliffs, N.J. Prentice Hall.

Nadon, J. M., et al. Industrial Electricity. Albany, NY: Delmar.

Rockis, G., & Mazur, G. Electrical Motor Controls. Homewood, IL: Am Technical.