Exam 1: Introduction to Industrial Control Systems, Discrete Control Input and Output Devices

arrow
  • Select Tags
search iconSearch Question
  • Select Tags

‪ ‪   -The device pictured above is a __________ relay. -The device pictured above is a __________ relay.

(Multiple Choice)
4.8/5
(67)

The type of switch used to separate the motor and its control circuit from main power is a:

(Multiple Choice)
4.8/5
(75)

Match the five manufacturing categories with the description of each type -Line

(Multiple Choice)
4.8/5
(76)

Match the products with the catagories of manufacture systems that would be used t o produce them. -Electronic boards for control of microwave ovens

(Multiple Choice)
4.9/5
(73)

‪ ‪   -The device pictured above is a __________ type. -The device pictured above is a __________ type.

(Multiple Choice)
4.9/5
(86)

Contactors are relays used to switch high current and high power devices like motors.

(True/False)
4.8/5
(80)

Switches designated for electronic circuit applications are not designed to switch medium to high power.

(True/False)
5.0/5
(69)

The operator must be held in the on position for maintain contact type switches to have their NO contacts shorted.

(True/False)
5.0/5
(80)

Match the products with the catagories of manufacture systems that would be used t o produce them. -Automotive wiring harness

(Multiple Choice)
4.7/5
(73)

‪ ‪   -The device pictured above is a __________ type. -The device pictured above is a __________ type.

(Multiple Choice)
4.9/5
(66)

The mechanical device used to change the state of a switch is called the pole.

(True/False)
5.0/5
(89)

‪ ‪   -The device pictured above is a __________ type. -The device pictured above is a __________ type.

(Multiple Choice)
4.8/5
(75)

Use the following signal flow diagram when matching the following information ‪ Use the following signal flow diagram when matching the following information ‪   -When power is applied to the system with the selector switch in position B, a CD in the player, the play mode selected and the volumn increased, no sound comes from either speaker. -When power is applied to the system with the selector switch in position B, a CD in the player, the play mode selected and the volumn increased, no sound comes from either speaker.

(Multiple Choice)
4.9/5
(80)

Relay problems fall into the same two groups as switch problems, namely operators and contacts.

(True/False)
4.8/5
(89)

‪ ‪   -The device pictured above is a __________ type. -The device pictured above is a __________ type.

(Multiple Choice)
4.9/5
(81)

If the position of an object oscillates about the switching point, then you need a position sensing switch with snap action and mercury wetted contacts.

(True/False)
4.9/5
(87)

Mercury switches are useful in applications where the switching force available is very small.

(True/False)
4.9/5
(95)

Limit switches have double break contacts in most cases.

(True/False)
4.8/5
(75)

Which of the following components are NOT used to build a four -way double acting pneumatic control valve.

(Multiple Choice)
4.9/5
(89)

If it is necessary to switch a load current of 50 mA, then the contacts must have a good dry circuit rating and the switch must be rated for electronic duty.

(True/False)
4.9/5
(77)
Showing 81 - 100 of 105
close modal

Filters

  • Essay(0)
  • Multiple Choice(0)
  • Short Answer(0)
  • True False(0)
  • Matching(0)