Deck 2: Symbols and Schematic Diagrams

Question 1

____________________- automatic switches are generally used to select the function of a motor controller either manually or automatically.

Answer 1

Hand-off,Hand off

Question 2

The movable contact of the normally open held closed switch is drawn below the stationary contact.

Answer 2

True

Question 3

The double acting push button has two terminal screws.

Answer 3

False

Question 4

____________________ show components in their electrical sequence without regard for physical location.

Question 5

What is the function of the contact referred to as a holding, sealing, or maintaining contact?

Question 6

What does it mean when components are shown connected by a dashed line in a schematic diagram?

Question 7

Describe the contact symbol.

Question 8

The most common coil symbol used in schematic diagrams is the ____________________.

Question 9

The flow switch symbol is used for both liquid and air flow switches.

Question 10

Normally open switches are drawn with the movable contact above and touching the stationary contact.

Question 11

____________________ switches are drawn by adding a wedge to one of the four basic switches.

Question 12

The symbol for a limit switch illustrates a ball float.

Question 13

____________________  push buttons combine the operation of a selector switch and push button in the same unit.

Question 14

What are the two basic types of timers?

Question 15

Name the four basic switch symbols.