Introduction to Automation System

What is component A?

• Contact NO

• Contact NC

• Armature

• Common

Which statement is FALSE for this Figure.

• The electromechanical timer turn ON after 3 seconds

• The motor will delay for 3 seconds to turn ON

• The electromechanical timer turn OFF after 3 seconds

• After 3 seconds, the pilot lamp will turn OFF

The Figure explain the operation of....

• ON delay

• OFF delay

• Count Up

• Count Down

Which statement refers to an electromechanical relay?

• Used for higher load’s rating (>5kW)

• Used in both control and power circuits

• Cannot be repaired

• Wait for a specified time for its coil to energized

Identify the device in Figure given

• Relay

• Contactor

• Timer

• Counter

When coil energize, what happen to the circuit?

• Armature moves to 1

• Fan 2 ON

• Fan 1 OFF

• Supply turn ON

Identify the type of relay in the circuit.

• Single pole single throw

• Single pole double throw

• Double pole single throw

• Double pole double throw

What is the advantage of programmable automation system

• Fixed usage

• Easy to modify

• High initial cost

• Slow speed

What one is NOT the main purpose of Automation Control System in a production field?

• Increase quantity

• Reduce cost

• Improve economy

• Increase safety

Figure show a symbol of...

• Coil relay

• Coil timer

• Coil counter

• Coil contactor