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Programme Course code Title

B.Sc (ECS) 16ECU18Programmable Logic

Controller

Course Obecti!e " To provide the knowledge in PLC architecture, Programming skill in

PLC and working knowledge in PLC applications.

E#$ected Le!el o% Out$ut " Conceptual and Programming Level

&e$artment o%%ered " Electronics and Communication Systems

Course 'n$uts "

Unit &escri$tionTe#t

BooCa$ter

'nstructional

*ours

'

Programmable Logic Controller"

Controllers; Hardware+ 1 ,

nternal !rchitecture o" a PLC + 1 ,

nput #evices$ %echanical switches; Pro&imity

switches; Photoelectric sensors and switches;

Temperature sensors+ , ,

Position'#isplacement sensors; Strain gauges;

Pressure sensors; Li(uid level detectors; )luid

"low measurement; Smart sensors+ , -

*utput #evices$ +elay; #irectional control

valves; %otors; Stepper motors+ , ,

E&amples o" PLC applications + , 1

''

'O Processing"

nput units; *utput units

+ / ,

Signal conditioning; +emote connections + / ,

Processing nputs; '* !ddresses + / ,

Ladder and 0unctional Bloc Programming"

Ladder diagrams+ ,

Logic "unctions; Latching; %ultiple outputs + ,

)unctional locks + -

'''

PLC instructions

+elay type instructionsB 1

nstruction addressing; -ranch nstructions;nternal relay instructions

B -

Programming E&amine ) closed and E&amine

) open instructions; %odes o" operationB 6 ,

Converting relay schematics into PLC ladder

programs; riting a ladder logic program

directly "rom a narrative description

B 6 ,

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Program e&amples$ Lamp and /alve operation

program, Location o" stop switches, %otori0ed

door, )illing operation

+ 2 B 2 6 /

'3

PLC Timer and Counter

Timer nstructions$ *12#elay timer

instructions; *))2#elay timer instructions

B 4 /

Counter nstructions$ 3P Counter; #own

CounterB 8 /

!llen2-radley SLC2455 PLC nstructions$

Program control instructions; #ata manipulation

instructions; %ath instructions

B 5 /

3

+$$lications o% PLC

Simple se(uence control concepts; !utomatic

packing mechanism

C -

!utomatic control o" warehouse door;

!utomatic luricating oil supplierC -

Conveyor elt motor control;-ottle lael detection

C -

-all sorter mechanism C ,

+evision

Total *ours 66

7ote" 657 Theory; 857 Programs

C'+ 84 marks; End Semester$ 94 marks

%!P code$ #

Te#t Boos"+. . -olton, "Programmable Logic Controllers",4th Edition, Elsevier ndia Pvt. Ltd., 1ew #elhi,

85::.

-. )rank #. Petru0ella, Programmable Logic Controllers