Electrical Schematic Symbols – Logic And Output Devices
This is the third lesson in the Electrical Print Reading Course. This lesson defines the function of logic and output elements of a control circuit and presents the symbols for various logic and output devices.
- Describe the function of the logic element and the output element of a control circuit.
- Identify the symbol for a relay and the associated contacts.
- Identify various logic symbols and state how they are used.
- Identify the symbol for a motor starter and state how it is used.
This course was designed to provide training for electricians, mechanics, and others, wanting to know more about electrical print reading. The eight lessons in this course present general information about electrical schematics and electrical diagrams showing and explaining how to read and interpret the symbols on an electrical schematics and electrical diagrams.