PLC PRESENTATION- ALOK UPADHYAY

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Seminar Presentation On Programmable Logic Controller Presented By:- Alok Kumar UpadhyayRoll No.: 09 ECE - A Arya College of Engg. & I.T. : 

Seminar Presentation On Programmable Logic Controller Presented By:- Alok Kumar UpadhyayRoll No.: 09 ECE - A Arya College of Engg. & I.T.

1: PLC USED FOR CONTROLLING SEQUENCE OF OPERATIONS.2: TAKES SIGNAL FROM FIELD AND CONTROLS PROCESS.3: PLC PROGRAMMING DONE IN HIGH LEVEL LANGUAGE4: FACTORY PROGRAMMABLE : 

1: PLC USED FOR CONTROLLING SEQUENCE OF OPERATIONS.2: TAKES SIGNAL FROM FIELD AND CONTROLS PROCESS.3: PLC PROGRAMMING DONE IN HIGH LEVEL LANGUAGE4: FACTORY PROGRAMMABLE INTRODUCTION TO PLC :-

CONTINUED….. 5: EXTENSIVELY USED IN INDUSTRIES 6: CONTROLLING PARAMETERS---TEMPERATURE,LEVEL` 7: BRAIN OF THE SYSTEM 8: LADDER DIAGRAM : CONTROLLING SEQUENCE OF ACTIONS

Slide 4: 

BLOCK DIAGRAM OF PLC :-

Slide 5: 

Programming Languages USED :-

Slide 6: 

ADDRESSING CONCEPT :- Used to set the input and output address or ports, to be recognized by PLC. DOUBLE WORD = 32 BITS or 4 BYTE SINGLE WORD = 16 BITS or 2 BYTE

Slide 7: 

ADDRESSING THE PORTS :- I 0.0 – I 127.7 Q 0.0 – Q 127.7

Slide 8: 

MEMORY ADDRESSING :- MD0 MB0 MB1 M0.0 . . . . M0.7 M1.0 . . . . M 1.7 MW0 MW2 MB0 MB1 M1.0 . . . . . M1.7 M0.0 . . . . M0.7 M0.0 = BIT M W0 = WORD MB0 = BYTE M D0 = DOUBLE

REMOTE SWITCH :- : 

REMOTE SWITCH :- I0.0 M0.0 M0.1 M0.1 M0.2 M0.2 M0.1 M0.2 M0.2 Q0.0

Slide 10: 

ADVANTAGES OF PLC’S::- Reliable in operation. Flexibility in programming and reprogramming in the plant. Cost effective for controlling complex systems. Small physical size, shorter project time.

Slide 11: 

Ability to communicate with computer systems in the plant. Ease of maintenance /troubleshooting. Security. CONTINUED ….

DISADVANTAGES OF PLC’S :- : 

DISADVANTAGES OF PLC’S :- Too much work required in connecting wires. Difficulty with changes or replacements. Difficulty in finding errors.

Slide 13: 

THANK YOU

Slide 14: 

QUERIES ?

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