Programmable Logic Controller (PLC)

Duration: 03 Months
Level: Beginner to Advance

Module 1: Introduction to Industrial Automation

  • What is Industrial Automation?
  • Role of PLC in Automation
  • Types of Control Systems
  • PLC vs Microcontroller vs DCS vs SCADA

Module 2: Basics of PLC

  • What is PLC?
  • Hardware Architecture of PLC
  • Types of PLC
  • Input/Output Modules (DI, DO, AI, AO)
  • Power Supplies & Communication Ports
  • Scan Cycle, Memory & Addressing
  • Sourcing & Sinking Concepts

Module 3: PLC Programming

  • Programming Devices & Methods
  • Programming Languages (IEC 61131-3 Standard)
    • Ladder Logic
    • Function Block Diagram (FBD)
    • Structured Text
    • Instruction List
    • Sequential Function Chart (SFC)
  • Basic Instructions
    • Contacts, Coils, Timers (TON/TOF), Counters (CTU/CTD)
  • Intermediate Instructions
    • Compare, Math, Move, Latching, Pulsing
  • Advanced Logic
    • PID, Analog Handling
    • Sequencing & Interlocking Programs

Module 4: Industrial Sensors & Field Devices

  • Types of Sensors:
    • Proximity, Photoelectric, Level, Pressure, Temperature
  • Actuators (Valves, Motors, Contactors, Relays)
  • Encoders & VFD Interface

Module 5: PLC Wiring & Panel Design

  • Electrical Wiring for PLC I/Os
  • Interfacing PLC With Sensors/Actuators
  • Control Panel Layout & Wiring Standards
  • Safety Standards & Earth Protection

Module 6: Communication Protocols

  • Serial Communication: RS232 / RS485
  • Protocols: Modbus RTU/TCP, Profibus, Profinet, Ethernet/IP
  • HMI & SCADA Connectivity

Module 7: Industrial Networking & SCADA Basics

  • HMI Introduction & Screen Design
  • Linking PLC tags with HMI
  • SCADA fundamentals & Trends/Alarms

Module 8: Brand-Specific Training

(Choose as per institute requirement)

  • Siemens: STEP 7 / TIA Portal
  • Allen Bradley: RSLogix / Studio 5000
  • Delta / Mitsubishi / Schneider programming tool

Module 9: Practical Industrial Projects

  • Conveyor control
  • Motor direction control
  • Level control system
  • Packaging system automation
  • Temperature control system
  • Traffic signal automation
  • Batch processing logic

Extra Industry Topics

  • PLC Troubleshooting Techniques
  • Upload/Download Program to PLC
  • Documentation & Maintenance Logs
  • Industrial Safety (LOTO)

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