PLC Programming With Ladder Logic > Basics of Ladder Logic Programming

PLC Programming of OR Logic Gate

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Logic gates are the backbone of digital circuits. They are very common, and they can be found in many types of modern digital circuits, like CPUs, memories, and registers. An OR logic gate takes two input bits (A and B), which can each be either 0 or 1. The output is also 0 or 1; if either input A or input B is 1 (both inputs are never both 1 at the same time), then the output will also be 1.

A PLC (programmable logic controller) is an industrial computer system. It is used in many automation applications. It can control large, complex systems using inputs and looping through outputs to produce desired results. A logic gate is a fundamental building block of digital circuits that takes one or more binary inputs and produces a single binary output. The difference between a PLC and logic gate can be seen in how they work. A PLC works by programming the desired outcome, while a logic gate uses logical operations to produce a correct result.

This paper is going to explain the different types of OR logic gates and how they can be used
OR logic gates could be categorized into two major groups:
The first group is the NAND gate, which has a low current output when both inputs are low. This type of gate does not require a pull-up resistor when it is in the circuit. The second group is the NOR gate, which has a low current output when both inputs are high. This type of gate requires a pull-up resistor. The third group is called an OR-AND gate, which has a high current output only when both inputs are high or when one input is high and one input is low.

PLC programming, or programmable logic controller programming, is a process where control programs are compiled and programmed onto an electronic device to give it the ability to control other devices in response to various inputs. In its simplest form, PLCs are used in industries such as manufacturing and telecommunications.

Programmability is flexible, and a single PLC may control several units.
Any alteration is quickly reprogrammed.
Provide simple troubleshooting and error correction.
There are a lot of contacts available.
There are several software timers, counters, and relays available.

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Nizam N
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Hello sir I am already paid 999 rupees for programming ladder logic but I couldn't get my certificate can you help to get my certificate because it's already asking for another 999 rupees please help me

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Mahesh Sharad Ponde
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BEST

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Bintu Swami
5

thanks sir

H
Hamza Ahmad
5

Hello Sir this course was very interesting but sir nowadays I was facing a problem. which is that " Comparator LIM block in Ladder logic" I cannot understand from where C5:0 ACC is coming. Kindly Help

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Shubhadeep Ghosh
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path does not set please help me

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prakash kumar yadav
4

every thing is okay sir but for implementation i need software that i am ennable to install up to end please help me

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SATYENDRA KUMAR
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thanks

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Engr asad
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Sir, I am facing problem while downloading the software. window pop up with text msg, that these downloads are not available right now.

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Nigam Bam Malla
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Easy to understand and enjoyed whole session

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DIKAN JENA
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Course Content

  1. Introduction to PLC Programming
    3m 49s

  1. How to do PLC Programming using Ladder Logic
    15m 14s
  2. Installation of RSLogix Micro Starter Lite
    12m
  3. Elements of RSLogix Micro Starter Lite
    15m 32s

  1. How to Programme and Run the Logic
    19m 14s
  2. PLC Programming of OR Logic Gate
    8m 24s
  3. PLC Programming of AND and NOT Logic Gate
    12m 48s
  4. PLC Programming of NAND,NOR and XOR Logic Gate
    16m 28s

  1. Ladder Logic of Push Button Latching
    14m 16s
  2. Ladder Logic of Interlock Circuit
    21m 25s
  3. Trick to Optimize Use of I-O in Ladder Logic
    5m 33s
  4. Ladder Programming of Motor Operation
    13m 58s
  5. Ladder Logic of Motor Forward Reverse Interlock Protection
    20m 35s

  1. How to Use Timer in Ladder Logic
    17m 39s
  2. On Delay Timer in Ladder Diagram
    8m 39s
  3. Off Delay Timer in Ladder Diagram
    11m 15s
  4. Retentive Timer in Ladder Diagram
    12m 11s
  5. Star to Delta Motor Starter in Ladder Logic
    28m 2s
  6. Counter-up with On Delay Timer Logic
    9m 2s
  7. Countdown with Reset Function in Ladder Logic
    12m 31s
  8. Up-Down Counter Logic with Application in Ladder Logic
    9m

  1. Comparator LIM Block in Ladder Logic
    7m 35s
  2. Comparator EQU,LES,LEQ,NEQ,GRT and GEQ Block in Ladder Logic
    19m 34s
  3. Math Operations in Logic
    30m 16s
  4. Move Blocks in Ladder Logic
    10m 3s
  5. Logical Gate Blocks in Ladder Logic
    22m 5s

  1. Decimal - BCD Conversions in Ladder Logic
    15m 41s
  2. Bit Shift Left and Right in Ladder Logic
    14m 1s
  3. Scale Parameters
    20m 41s
  4. Hacks for Ladder Logic
    10m 11s

  1. Water Tank Filling Control Logic
    27m 57s
  2. Chemical Mixing Process Logic
    33m 11s
  3. Traffic Light Signal Control Logic Part - 1
    23m 41s
  4. Traffic Light Signal Control Logic Part - 2
    36m 46s
  5. Elevator Control Logic
    01h 9m 40s

  1. Assignment of PLC Programming With Ladder Logic
    3m 16s

  1. Interview Questions
    7m 9s

  1. Career Guideline
    2m 42s
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