PLC-ARCHITECTURE AND LADDER DIAGRAM

PLC stands for _______

• Programmable Ladder Controller

• Programmable Logic Controller

• Program Logic Control

• Programmable Ladder Contact

CPU is the brain of the PLC

• YES

• NO

• MAYBE

Draw the basic structure of PLC

1K of memory is equal to _____ words.

• 1000

• 824

• 1024

• 840

There are _______ number of operating modes in a CPU of PLC.

• One

• Two

• Three

• Four

What is the role of an Opto-Isolator in the Input and Output Module of the PLC

Evaluate responses using AI:

OFF

Words can be of ______ bits.

• 8

• 16

• 32

• 1

List the types of programming in PLC.

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OFF

_____________ Sensor is used to detect an object and find the distance of the object.

• Inductive Proximity

• Optical

• Capacitive Proximity

• Ultrasonic Proximity

List the various Program Scan Cycle of a PLC,

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OFF