Deck 8: Multiple Push Button Stations

Question 1

Figure 8-1
Based on the accompanying figure, describe how the additional button is added to the circuit.

Answer 1

The second push button will be added to the control circuit by connecting it in series with the existing STOP push button.

Question 2

There may be times when it is desirable to have more than one START-STOP push button station to control a motor.

Answer 2

True

Question 3

When a component is used to perform the function of stop in a control circuit, it will generally be connected in ____________________ with the motor starter coil.

Answer 3

series

Question 4

When a component is used to perform the function of start it is generally normally ____________________.

Question 5

The basic START-STOP push button control circuit discussed in Chapter 7 can be modified to include a second STOP and START push button.

Question 6

When a component is used to perform the function of start it is generally connected in ____________________ with the existing START button.

Question 7

When a component is used to perform the function of stop in a control circuit, it will generally be a normally ____________________ component.

Question 8

When M coil energizes, only the first M contact changes position.

Question 9

Figure 8-2
Based on the accompanying figure, what happens if either START button is pressed?

Question 10

Figure 8-4
What type of diagram is shown in the accompanying figure? What are the numbers which are shown called?

Question 11

A wiring diagram cannot be developed from a schematic.

Question 12

Figure 8-2
Based on the accompanying figure, what happens to the three load contacts connected between the three phase power line and the motor after either START button is pressed?

Question 13

Figure 8-5
What type of diagram is shown in the accompanying figure?

Question 14

Figure 8-3
The accompanying figure shows the components needed to produce a wiring diagram.

Question 15

Figure 8-1
The accompanying figure shows the addition of a(n) ____________________ button to the circuit.