Use app×
Join Bloom Tuition
One on One Online Tuition
JEE MAIN 2025 Foundation Course
NEET 2025 Foundation Course
CLASS 12 FOUNDATION COURSE
CLASS 10 FOUNDATION COURSE
CLASS 9 FOUNDATION COURSE
CLASS 8 FOUNDATION COURSE
0 votes
63 views
in General by (238k points)
closed by
PLC stands for _______ logic controller.
1. periodic
2. piezo-electric
3. Process
4. programmable

1 Answer

0 votes
by (240k points)
selected by
 
Best answer
Correct Answer - Option 4 : programmable

The term PLC stands for the Programmable Logic Controller.

PLC is known as a ‘hard real-time system’.

The mass advantage of PLL over ‘hard-wire’ type relay control systems, is that PLC land themselves is functional changes very easily.

Mass components of PLC are:

  • Rock or chassis
  • Power supply
  • Central Processing Unit (CPU)
  • Communication modules
  • Input and outputs

 

Modes of operation of PLC: There are two modes of operation:

  • Program mode
  • RUN mode

 

Program Mode: 

It is used to enter a new program, edit or update the existing program, upload files, and download files. Also, in this mode of operation, all outputs are de-energized.

Run Mode: 

It is used to execute the user program. Remote PLC programming or mode selection is dissolved when the keys are in the Run mode position. In this mode, the output is energized. It does not allow program entry editing in this mode of operation of PLC.

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.

Categories

...