PLC advantages and disadvantages

PLC advantages.

It can handle much more instructions.

Less and simple wiring

More flexibility.

Lower cost

Faster response

Easier troubleshoot

Remote control capability.

Communication capability.

PLC disadvantages.

Most PLCs makers supply solely closed architectures for his or her product.

PLC were designed for relay logic.

To maximize PLC performance and adaptability, variety of elective Modules should be other

Two Way Switch Logic

PLC Program for Two Way Switch Logic

Two ways light logic often used in staircase.Learn how to write PLC program for this light control logic in home or building.

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Motor forward and revese control logic using PLC

Motor forward and reverse control logic using PLC.

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Motor forward and reverse control logic using PLC

Sequential Motor Control

Sequential Motor Control

Sequencial logic is used for motors and valves.Learn how to write sequecial logic in PLC for this application.

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Automatic Bottle Rejection System

PLC Program for Automatic Bottle Rejection System

Bottle rejection system is used in idustries for not filled bottle.Learn how to write PLC program for this application.

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PLC Timer Programming

PLC Timer Programming

Discuss about PLC Timer Programming Examples : Different PLC Timers are TON, TOF, TP and TONR. PLC Timer Instructions and PLC Timer logic examples.

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Daily Production Record

PLC Program for Daily Production Record

Write the PLC program for the daily production record using ladder diagram language.

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Positive Edge Pulse Output

Positive Edge Pulse Output 

Positive edge logic is used in some programming application.Learn how to write positive edge or positive pulse logic in PLC.

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Car Parking application

Alternate Output Circuit

Alternate Output Circuit

Alternate output circuit is used in some logic.Learn how to write PLC program for this application.

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Alarm Indication in Process Control.

Alarm Indication in Process Control.

Alarm indication in process control is used in industry.Learn how to write PLC program for this application.

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Blinking Lamp on 5 Seconds Interval

Blinking Lamp on 5 Seconds Interval

Blinking (ON/OFF) lamp on 5 seconds interval.Learn how to write PLC program for this application.

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    see also

Motor start stop operation

Flow Totalizer logic for flow meter

PLC Program for Flow Totalizer

Totalizer logic is used in process in different industry.Learn how to write totalizer logic in PLC.

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Water Level Monitoring System