Introduction – Principles of operation –- Parts of PLC & hardware components – I/O section – Discrete and Analog Module – CPU processor and memory module –PLC Programming devices and Languages – Function Block Diagram – Interlocking and latching concepts

Timers, Delay And Retentive Timers – Counters – Data Manipulating Program – Data Handling: Control and Math Instructions – Sequencer and Shift Register– Electromagnetic Control Relays and Motor Starters – Latching Relays – Manually Operated Switches and Proximity Switches – Analog I/O devices

Network Topologies - Communication Modes HART Networks and OSI models - Fieldbus, Modbus, Profibus - Device net - System Operation and Troubleshooting Applications of PLC - Automatic control of warehouse door – Conveyor belt motor control - Automatic car washing machine - Bottle filling systems, PLC in process control

HMI and its functions, Elements and Architecture of SCADA - Hardware, Software: Development, Runtime mode functions - Tools: Tag database - Recipe database - Alarm Logging-Trends: Real Time, Historical Trends - Security and User Access Management-Management Information System - Report Function.

Evolution of DCS - Types of Architecture - Local Control Unit - Communication Facilities - Operator and Engineering Interfaces - Operator Displays - Process Interfacing issues – Real time applications.