Programmable Logic Controller
Get the full GTU study material for this subject: official syllabus, textbook links (Gujarati-medium books included where available), and previous year question papers.
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Follow on Instagram for UpdatesProgrammable Logic Controller Syllabus — Unit-wise Content
The official GTU curriculum for Programmable Logic Controller (subject code 4351702) as prescribed for IC · Semester 5 divides the course into 5 units, covering 39 listed topics. This curriculum applies from the July-2023 intake. The unit-wise breakdown below is read from the GTU syllabus document for this subject code, so you can check what the course actually covers before deciding which papers to attempt.
Download the official syllabus PDF (4351702)Unit 1 Introduction of PLCs.
- 1.1. Introduction of various process control. a) Continuous Process Control. b) Discrete-state Process Control. c) Composite Process Control.
- 1.2. Introduction of PLC.
- 1.3. Architecture of PLC.
- 1.4. Working of PLC.
- 1.5. Selection Criteria of PLC
- 1.6. Application of PLC in the Industry.
- 1.7. Advantages and limitations of PLC.
- 1.8. Need of Automation in Industries.
Unit 2 Peripherals and Interfacing
- 2.1. Peripherals devices of plc, Input Devices: Pushbutton, Limit switch, proximity switch, level switch, and other sensing devices. Output Devices: Relay, solid state relay, contactor, solenoid valve, and other controlling devices.
- 2.2. Ladder logic Symbols of PLC.
- 2.3. Analog Input/output module.
- 1. AC input module
- 2. DC input module
- 2.4. Digital Input/output module.
- 1. AC Output module
- 2. DC Output module
- 2.5. PLC Input/output interfacing diagram.
Unit 3 Basic of Programming techniques 3a.Describe common types of registers used in PLC.
- 3.1. Program scan & memory organization. a. PLC operation & program sequence. b. PLC Memory Mapping and I/O addressing for (Allen-Bradley PLC). c. Types of Register use in PLC (Holding, Input, Output register). Programmable Logic Controller Course Code: 4351702 programming procedure. 3e.Develop ladder logic for all logical gates.
- 3.2. PLC Programming Languages. a. Ladder Logic (LAD) b. Functional Block Diagram (FBD) c. Sequential Functional Chart (SFC) d. Structured Text (ST) e. Instruction List (IL)
- 3.3. Ladder diagram of all Basic Logic Gates.
- 3.4. Ladder diagram of S-R & J-K flip flop.
- 3.5. Holding (latching relay) contact.
- 3.6. Concept of simple and complex branching in Ladder logic.
- 3.7. Boolean algebra law using ladder language.
Unit 4 Advance Programming functions
- 4.1. ON Delay timer, Off Delay timer, Retentive timer, Non-retentive timer
- 4.2. UP Counter, Down Counter, UP-Down Counter
- 4.3. PLC arithmetic functions. (Addition, Subtraction, Multiplication, Square Root, Division, Negative)
- 4.4. PLC comparison function (Equal, Not equal, less than, greater than or equal, limit test function)
- 4.5. Skip, Master Control Relay (MCR), Jump To Label.
- 4.6. Sequencer output (SQO) and Sequencer load (SQL) instruction.
- 4.7. Data handling instructions: Move, Block Move, Table Move, Register Move.
- 4.8. Bit Shift Right and Bit Shift Left function.
Unit 5 Application and Troubleshooti ng
- 5.1. PLC-based automation system.
- 5.2. High-Low level control of the tank.
- 5.3. LED blinking using various timers.
- 5.4. DC motor control using PLC. Programmable Logic Controller Course Code: 4351702 PLC based application.
- 5.5. Two-way traffic lights system.
- 5.6. material handling elevator
- 5.7. Troubleshooting procedure of PLC.
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